source "drivers/staging/most/Kconfig"
-source "drivers/staging/i4l/Kconfig"
-
source "drivers/staging/ks7010/Kconfig"
source "drivers/staging/greybus/Kconfig"
obj-$(CONFIG_FSL_MC_BUS) += fsl-mc/
obj-$(CONFIG_WILC1000) += wilc1000/
obj-$(CONFIG_MOST) += most/
-obj-$(CONFIG_ISDN_I4L) += i4l/
obj-$(CONFIG_KS7010) += ks7010/
obj-$(CONFIG_GREYBUS) += greybus/
obj-$(CONFIG_BCM2835_VCHIQ) += vc04_services/
+++ /dev/null
-$Id: README.act2000,v 1.3 2000/08/06 09:22:51 armin Exp $
-
-This document describes the ACT2000 driver for the
-IBM Active 2000 ISDN card.
-
-There are 3 Types of this card available. A ISA-, MCA-, and PCMCIA-Bus
-Version. Currently, only the ISA-Bus version of the card is supported.
-However MCA and PCMCIA will follow soon.
-
-The ISA-Bus Version uses 8 IO-ports. The base port address has to be set
-manually using the DIP switches.
-
-Setting up the DIP switches for the IBM Active 2000 ISDN card:
-
- Note: S5 and S6 always set off!
-
- S1 S2 S3 S4 Base-port
- on on on on 0x0200 (Factory default)
- off on on on 0x0240
- on off on on 0x0280
- off off on on 0x02c0
- on on off on 0x0300
- off on off on 0x0340
- on off off on 0x0380
- on on on off 0xcfe0
- off on on off 0xcfa0
- on off on off 0xcf60
- off off on off 0xcf20
- on on off off 0xcee0
- off on off off 0xcea0
- on off off off 0xce60
- off off off off Card disabled
-
-IRQ is configured by software. Possible values are:
-
- 3, 5, 7, 10, 11, 12, 15 and none (polled mode)
-
-
-The ACT2000 driver may either be built into the kernel or as a module.
-Initialization depends on how the driver is built:
-
-Driver built into the kernel:
-
- The ACT2000 driver can be configured using the commandline-feature while
- loading the kernel with LILO or LOADLIN. It accepts the following syntax:
-
- act2000=b,p,i[,idstring]
-
- where
-
- b = Bus-Type (1=ISA, 2=MCA, 3=PCMCIA)
- p = portbase (-1 means autoprobe)
- i = Interrupt (-1 means use next free IRQ, 0 means polled mode)
-
- The idstring is an arbitrary string used for referencing the card
- by the actctrl tool later.
-
- Defaults used, when no parameters given at all:
-
- 1,-1,-1,""
-
- which means: Autoprobe for an ISA card, use next free IRQ, let the
- ISDN linklevel fill the IdString (usually "line0" for the first card).
-
- If you like to use more than one card, you can use the program
- "actctrl" from the utility-package to configure additional cards.
-
- Using the "actctrl"-utility, portbase and irq can also be changed
- during runtime. The D-channel protocol is configured by the "dproto"
- option of the "actctrl"-utility after loading the firmware into the
- card's memory using the "actctrl"-utility.
-
-Driver built as module:
-
- The module act2000.o can be configured during modprobe (insmod) by
- appending its parameters to the modprobe resp. insmod commandline.
- The following syntax is accepted:
-
- act_bus=b act_port=p act_irq=i act_id=idstring
-
- where b, p, i and idstring have the same meanings as the parameters
- described for the builtin version above.
-
- Using the "actctrl"-utility, the same features apply to the modularized
- version as to the kernel-builtin one. (i.e. loading of firmware and
- configuring the D-channel protocol)
-
-Loading the firmware into the card:
-
- The firmware is supplied together with the isdn4k-utils package. It
- can be found in the subdirectory act2000/firmware/
-
- Assuming you have installed the utility-package correctly, the firmware
- will be downloaded into the card using the following command:
-
- actctrl -d idstring load /etc/isdn/bip11.btl
-
- where idstring is the Name of the card, given during insmod-time or
- (for kernel-builtin driver) on the kernel commandline. If only one
- ISDN card is used, the -d isdstrin may be omitted.
-
- For further documentation (adding more IBM Active 2000 cards), refer to
- the manpage actctrl.8 which is included in the isdn4k-utils package.
-
+++ /dev/null
-$Id: README.icn,v 1.7 2000/08/06 09:22:51 armin Exp $
-
-You can get the ICN-ISDN-card from:
-
-Thinking Objects Software GmbH
-Versbacher Röthe 159
-97078 Würzburg
-Tel: +49 931 2877950
-Fax: +49 931 2877951
-
-email info@think.de
-WWW http:/www.think.de
-
-
-The card communicates with the PC by two interfaces:
- 1. A range of 4 successive port-addresses, whose base address can be
- configured with the switches.
- 2. A memory window with 16KB-256KB size, which can be setup in 16k steps
- over the whole range of 16MB. Isdn4linux only uses a 16k window.
- The base address of the window can be configured when loading
- the lowlevel-module (see README). If using more than one card,
- all cards are mapped to the same window and activated as needed.
-
-Setting up the IO-address dipswitches for the ICN-ISDN-card:
-
- Two types of cards exist, one with dip-switches and one with
- hook-switches.
-
- 1. Setting for the card with hook-switches:
-
- (0 = switch closed, 1 = switch open)
-
- S3 S2 S1 Base-address
- 0 0 0 0x300
- 0 0 1 0x310
- 0 1 0 0x320 (Default for isdn4linux)
- 0 1 1 0x330
- 1 0 0 0x340
- 1 0 1 0x350
- 1 1 0 0x360
- 1 1 1 NOT ALLOWED!
-
- 2. Setting for the card with dip-switches:
-
- (0 = switch closed, 1 = switch open)
-
- S1 S2 S3 S4 Base-Address
- 0 0 0 0 0x300
- 0 0 0 1 0x310
- 0 0 1 0 0x320 (Default for isdn4linux)
- 0 0 1 1 0x330
- 0 1 0 0 0x340
- 0 1 0 1 0x350
- 0 1 1 0 0x360
- 0 1 1 1 NOT ALLOWED!
- 1 0 0 0 0x308
- 1 0 0 1 0x318
- 1 0 1 0 0x328
- 1 0 1 1 0x338
- 1 1 0 0 0x348
- 1 1 0 1 0x358
- 1 1 1 0 0x368
- 1 1 1 1 NOT ALLOWED!
-
-The ICN driver may be built into the kernel or as a module. Initialization
-depends on how the driver is built:
-
-Driver built into the kernel:
-
- The ICN driver can be configured using the commandline-feature while
- loading the kernel with LILO or LOADLIN. It accepts the following syntax:
-
- icn=p,m[,idstring1[,idstring2]]
-
- where
-
- p = portbase (default: 0x320)
- m = shared memory (default: 0xd0000)
-
- When using the ICN double card (4B), you MUST define TWO idstrings.
- idstring must start with a character! There is no way for the driver
- to distinguish between a 2B and 4B type card. Therefore, by supplying
- TWO idstrings, you tell the driver that you have a 4B installed.
-
- If you like to use more than one card, you can use the program
- "icnctrl" from the utility-package to configure additional cards.
- You need to configure shared memory only once, since the icn-driver
- maps all cards into the same address-space.
-
- Using the "icnctrl"-utility, portbase and shared memory can also be
- changed during runtime.
-
- The D-channel protocol is configured by loading different firmware
- into the card's memory using the "icnctrl"-utility.
-
-
-Driver built as module:
-
- The module icn.o can be configured during "insmod'ing" it by
- appending its parameters to the insmod-commandline. The following
- syntax is accepted:
-
- portbase=p membase=m icn_id=idstring [icn_id2=idstring2]
-
- where p, m, idstring1 and idstring2 have the same meanings as the
- parameters described for the kernel-version above.
-
- When using the ICN double card (4B), you MUST define TWO idstrings.
- idstring must start with a character! There is no way for the driver
- to distinguish between a 2B and 4B type card. Therefore, by supplying
- TWO idstrings, you tell the driver that you have a 4B installed.
-
- Using the "icnctrl"-utility, the same features apply to the modularized
- version like to the kernel-builtin one.
-
- The D-channel protocol is configured by loading different firmware
- into the card's memory using the "icnctrl"-utility.
-
-Loading the firmware into the card:
-
- The firmware is supplied together with the isdn4k-utils package. It
- can be found in the subdirectory icnctrl/firmware/
-
- There are 3 files:
-
- loadpg.bin - Image of the bootstrap loader.
- pc_1t_ca.bin - Image of firmware for german 1TR6 protocol.
- pc_eu_ca.bin - Image if firmware for EDSS1 (Euro-ISDN) protocol.
-
- Assuming you have installed the utility-package correctly, the firmware
- will be downloaded into the 2B-card using the following command:
-
- icnctrl -d Idstring load /etc/isdn/loadpg.bin /etc/isdn/pc_XX_ca.bin
-
- where XX is either "1t" or "eu", depending on the D-Channel protocol
- used on your S0-bus and Idstring is the Name of the card, given during
- insmod-time or (for kernel-builtin driver) on the kernel commandline.
-
- To load a 4B-card, the same command is used, except a second firmware
- file is appended to the commandline of icnctrl.
-
- -> After downloading firmware, the two LEDs at the back cover of the card
- (ICN-4B: 4 LEDs) must be blinking intermittently now. If a connection
- is up, the corresponding led is lit continuously.
-
- For further documentation (adding more ICN-cards), refer to the manpage
- icnctrl.8 which is included in the isdn4k-utils package.
-
+++ /dev/null
-------------------------------------------------------------------------------
- README file for the PCBIT-D Device Driver.
-------------------------------------------------------------------------------
-
-The PCBIT is a Euro ISDN adapter manufactured in Portugal by Octal and
-developed in cooperation with Portugal Telecom and Inesc.
-The driver interfaces with the standard kernel isdn facilities
-originally developed by Fritz Elfert in the isdn4linux project.
-
-The common versions of the pcbit board require a firmware that is
-distributed (and copyrighted) by the manufacturer. To load this
-firmware you need "pcbitctl" available on the standard isdn4k-utils
-package or in the pcbit package available in:
-
-ftp://ftp.di.fc.ul.pt/pub/systems/Linux/isdn
-
-Known Limitations:
-
-- The board reset procedure is at the moment incorrect and will only
-allow you to load the firmware after a hard reset.
-
-- Only HDLC in B-channels is supported at the moment. There is no
-current support for X.25 in B or D channels nor LAPD in B
-channels. The main reason is that these two other protocol modes have,
-to my knowledge, very little use. If you want to see them implemented
-*do* send me a mail.
-
-- The driver often triggers errors in the board that I and the
-manufacturer believe to be caused by bugs in the firmware. The current
-version includes several procedures for error recovery that should
-allow normal operation. Plans for the future include cooperation with
-the manufacturer in order to solve this problem.
-
-Information/hints/help can be obtained in the linux isdn
-mailing list (isdn4linux@listserv.isdn4linux.de) or directly from me.
-
-regards,
- Pedro.
-
-<roque@di.fc.ul.pt>
+++ /dev/null
-Welcome to Beta Release 2 of the combination ISDN driver for SpellCaster's
-ISA ISDN adapters. Please note this release 2 includes support for the
-DataCommute/BRI and TeleCommute/BRI adapters only and any other use is
-guaranteed to fail. If you have a DataCommute/PRI installed in the test
-computer, we recommend removing it as it will be detected but will not
-be usable. To see what we have done to Beta Release 2, see section 3.
-
-Speaking of guarantees, THIS IS BETA SOFTWARE and as such contains
-bugs and defects either known or unknown. Use this software at your own
-risk. There is NO SUPPORT for this software. Some help may be available
-through the web site or the mailing list but such support is totally at
-our own option and without warranty. If you choose to assume all and
-total risk by using this driver, we encourage you to join the beta
-mailing list.
-
-To join the Linux beta mailing list, send a message to:
-majordomo@spellcast.com with the words "subscribe linux-beta" as the only
-contents of the message. Do not include a signature. If you choose to
-remove yourself from this list at a later date, send another message to
-the same address with the words "unsubscribe linux-beta" as its only
-contents.
-
-TABLE OF CONTENTS
------------------
- 1. Introduction
- 1.1 What is ISDN4Linux?
- 1.2 What is different between this driver and previous drivers?
- 1.3 How do I setup my system with the correct software to use
- this driver release?
-
- 2. Basic Operations
- 2.1 Unpacking and installing the driver
- 2.2 Read the man pages!!!
- 2.3 Installing the driver
- 2.4 Removing the driver
- 2.5 What to do if it doesn't load
- 2.6 How to setup ISDN4Linux with the driver
-
- 3. Beta Change Summaries and Miscellaneous Notes
-
-1. Introduction
----------------
-
-The revision 2 Linux driver for SpellCaster ISA ISDN adapters is built
-upon ISDN4Linux available separately or as included in Linux 2.0 and later.
-The driver will support a maximum of 4 adapters in any one system of any
-type including DataCommute/BRI, DataCommute/PRI and TeleCommute/BRI for a
-maximum of 92 channels for host. The driver is supplied as a module in
-source form and needs to be complied before it can be used. It has been
-tested on Linux 2.0.20.
-
-1.1 What Is ISDN4Linux
-
-ISDN4Linux is a driver and set of tools used to access and use ISDN devices
-on a Linux platform in a common and standard way. It supports HDLC and PPP
-protocols and offers channel bundling and MLPPP support. To use ISDN4Linux
-you need to configure your kernel for ISDN support and get the ISDN4Linux
-tool kit from our web site.
-
-ISDN4Linux creates a channel pool from all of the available ISDN channels
-and therefore can function across adapters. When an ISDN4Linux compliant
-driver (such as ours) is loaded, all of the channels go into a pool and
-are used on a first-come first-served basis. In addition, individual
-channels can be specifically bound to particular interfaces.
-
-1.2 What is different between this driver and previous drivers?
-
-The revision 2 driver besides adopting the ISDN4Linux architecture has many
-subtle and not so subtle functional differences from previous releases. These
-include:
- - More efficient shared memory management combined with a simpler
- configuration. All adapters now use only 16Kbytes of shared RAM
- versus between 16K and 64K. New methods for using the shared RAM
- allow us to utilize all of the available RAM on the adapter through
- only one 16K page.
- - Better detection of available upper memory. The probing routines
- have been improved to better detect available shared RAM pages and
- used pages are now locked.
- - Decreased loading time and a wider range of I/O ports probed.
- We have significantly reduced the amount of time it takes to load
- the driver and at the same time doubled the number of I/O ports
- probed increasing the likelihood of finding an adapter.
- - We now support all ISA adapter models with a single driver instead
- of separate drivers for each model. The revision 2 driver supports
- the DataCommute/BRI, DataCommute/PRI and TeleCommute/BRI in any
- combination up to a maximum of four adapters per system.
- - On board PPP protocol support has been removed in favour of the
- sync-PPP support used in ISDN4Linux. This means more control of
- the protocol parameters, faster negotiation time and a more
- familiar interface.
-
-1.3 How do I setup my system with the correct software to use
- this driver release?
-
-Before you can compile, install and use the SpellCaster ISA ISDN driver, you
-must ensure that the following software is installed, configured and running:
-
- - Linux kernel 2.0.20 or later with the required init and ps
- versions. Please see your distribution vendor for the correct
- utility packages. The latest kernel is available from
- ftp://sunsite.unc.edu/pub/Linux/kernel/v2.0/
-
- - The latest modules package (modules-2.0.0.tar.gz) from
- ftp://sunsite.unc.edu/pub/Linux/kernel/modules-2.0.0.tar.gz
-
- - The ISDN4Linux tools available from
- ftp://ftp.franken.de/pub/isdn4linux/v2.0/isdn4k-utils-2.0.tar.gz
- This package may fail to compile for you so you can alternatively
- get a pre-compiled version from
- ftp://ftp.spellcast.com/pub/drivers/isdn4linux/isdn4k-bin-2.0.tar.gz
-
-
-2. Basic Operations
--------------------
-
-2.1 Unpacking and installing the driver
-
- 1. As root, create a directory in a convenient place. We suggest
- /usr/src/spellcaster.
-
- 2. Unpack the archive with :
- tar xzf sc-n.nn.tar.gz -C /usr/src/spellcaster
-
- 3. Change directory to /usr/src/spellcaster
-
- 4. Read the README and RELNOTES files.
-
- 5. Run 'make' and if all goes well, run 'make install'.
-
-2.2 Read the man pages!!!
-
-Make sure you read the scctrl(8) and sc(4) manual pages before continuing
-any further. Type 'man 8 scctrl' and 'man 4 sc'.
-
-2.3 Installing the driver
-
-To install the driver, type '/sbin/insmod sc' as root. sc(4) details options
-you can specify but you shouldn't need to use any unless this doesn't work.
-
-Make sure the driver loaded and detected all of the adapters by typing
-'dmesg'.
-
-The driver can be configured so that it is loaded upon startup. To do this,
-edit the file "/etc/modules/'uname -f'/'uname -v'" and insert the driver name
-"sc" into this file.
-
-2.4 Removing the driver
-
-To remove the driver, delete any interfaces that may exist (see isdnctrl(8)
-for more on this) and then type '/sbin/rmmod sc'.
-
-2.5 What to do if it doesn't load
-
-If, when you try to install the driver, you get a message mentioning
-'register_isdn' then you do not have the ISDN4Linux system installed. Please
-make sure that ISDN support is configured in the kernel.
-
-If you get a message that says 'initialization of sc failed', then the
-driver failed to detect an adapter or failed to find resources needed such
-as a free IRQ line or shared memory segment. If you are sure there are free
-resources available, use the insmod options detailed in sc(4) to override
-the probing function.
-
-Upon testing, the following problem was noted, the driver would load without
-problems, but the board would not respond beyond that point. When a check was
-done with 'cat /proc/interrupts' the interrupt count for sc was 0. In the event
-of this problem, change the BIOS settings so that the interrupts in question are
-reserved for ISA use only.
-
-
-2.6 How to setup ISDN4Linux with the driver
-
-There are three main configurations which you can use with the driver:
-
-A) Basic HDLC connection
-B) PPP connection
-C) MLPPP connection
-
-It should be mentioned here that you may also use a tty connection if you
-desire. The Documentation directory of the isdn4linux subsystem offers good
-documentation on this feature.
-
-A) 10 steps to the establishment of a basic HDLC connection
------------------------------------------------------------
-
-- please open the isdn-hdlc file in the examples directory and follow along...
-
- This file is a script used to configure a BRI ISDN TA to establish a
- basic HDLC connection between its two channels. Two network
- interfaces are created and two routes added between the channels.
-
- i) using the isdnctrl utility, add an interface with "addif" and
- name it "isdn0"
- ii) add the outgoing and inbound telephone numbers
- iii) set the Layer 2 protocol to hdlc
- iv) set the eaz of the interface to be the phone number of that
- specific channel
- v) to turn the callback features off, set the callback to "off" and
- the callback delay (cbdelay) to 0.
- vi) the hangup timeout can be set to a specified number of seconds
- vii) the hangup upon incoming call can be set on or off
- viii) use the ifconfig command to bring up the network interface with
- a specific IP address and point to point address
- ix) add a route to the IP address through the isdn0 interface
- x) a ping should result in the establishment of the connection
-
-
-B) Establishment of a PPP connection
-------------------------------------
-
-- please open the isdn-ppp file in the examples directory and follow along...
-
- This file is a script used to configure a BRI ISDN TA to establish a
- PPP connection between the two channels. The file is almost
- identical to the HDLC connection example except that the packet
- encapsulation type has to be set.
-
- use the same procedure as in the HDLC connection from steps i) to
- iii) then, after the Layer 2 protocol is set, set the encapsulation
- "encap" to syncppp. With this done, the rest of the steps, iv) to x)
- can be followed from above.
-
- Then, the ipppd (ippp daemon) must be setup:
-
- xi) use the ipppd function found in /sbin/ipppd to set the following:
- xii) take out (minus) VJ compression and bsd compression
- xiii) set the mru size to 2000
- xiv) link the two /dev interfaces to the daemon
-
-NOTE: A "*" in the inbound telephone number specifies that a call can be
-accepted on any number.
-
-C) Establishment of a MLPPP connection
---------------------------------------
-
-- please open the isdn-mppp file in the examples directory and follow along...
-
- This file is a script used to configure a BRI ISDN TA to accept a
- Multi Link PPP connection.
-
- i) using the isdnctrl utility, add an interface with "addif" and
- name it "ippp0"
- ii) add the inbound telephone number
- iii) set the Layer 2 protocol to hdlc and the Layer 3 protocol to
- trans (transparent)
- iv) set the packet encapsulation to syncppp
- v) set the eaz of the interface to be the phone number of that
- specific channel
- vi) to turn the callback features off, set the callback to "off" and
- the callback delay (cbdelay) to 0.
- vi) the hangup timeout can be set to a specified number of seconds
- vii) the hangup upon incoming call can be set on or off
- viii) add a slave interface and name it "ippp32" for example
- ix) set the similar parameters for the ippp32 interface
- x) use the ifconfig command to bring-up the ippp0 interface with a
- specific IP address and point to point address
- xi) add a route to the IP address through the ippp0 interface
- xii) use the ipppd function found in /sbin/ipppd to set the following:
- xiii) take out (minus) bsd compression
- xiv) set the mru size to 2000
- xv) add (+) the multi-link function "+mp"
- xvi) link the two /dev interfaces to the daemon
-
-NOTE: To use the MLPPP connection to dial OUT to a MLPPP connection, change
-the inbound telephone numbers to the outgoing telephone numbers of the MLPPP
-host.
-
-
-3. Beta Change Summaries and Miscellaneous Notes
-------------------------------------------------
-When using the "scctrl" utility to upload firmware revisions on the board,
-please note that the byte count displayed at the end of the operation may be
-different from the total number of bytes in the "dcbfwn.nn.sr" file. Please
-disregard the displayed byte count.
-
-It was noted that in Beta Release 1, the module would fail to load and result
-in a segmentation fault when 'insmod'ed. This problem was created when one of
-the isdn4linux parameters, (isdn_ctrl, data field) was filled in. In some
-cases, this data field was NULL, and was left unchecked, so when it was
-referenced... segv. The bug has been fixed around line 63-68 of event.c.
-
+++ /dev/null
-#
-# Old ISDN4Linux config
-#
-menu "Old ISDN4Linux (deprecated)"
- depends on ISDN_I4L
-
-source "drivers/staging/i4l/icn/Kconfig"
-
-source "drivers/staging/i4l/pcbit/Kconfig"
-
-source "drivers/staging/i4l/act2000/Kconfig"
-
-endmenu
+++ /dev/null
-# Makefile for the old ISDN I4L subsystem and device drivers.
-
-obj-$(CONFIG_ISDN_DRV_ICN) += icn/
-obj-$(CONFIG_ISDN_DRV_PCBIT) += pcbit/
-obj-$(CONFIG_ISDN_DRV_ACT2000) += act2000/
+++ /dev/null
-* The icn, pcbit and act2000 drivers are dead, remove them in 2017
- after another longterm kernel has been released, just in the
- unlikely case someone still has this hardware.
+++ /dev/null
-config ISDN_DRV_ACT2000
- tristate "IBM Active 2000 support"
- depends on ISA
- help
- Say Y here if you have an IBM Active 2000 ISDN card. In order to use
- this card, additional firmware is necessary, which has to be loaded
- into the card using a utility which is part of the latest
- isdn4k-utils package. Please read the file
- <file:Documentation/isdn/README.act2000> for more information.
+++ /dev/null
-# Makefile for the act2000 ISDN device driver
-
-# Each configuration option enables a list of files.
-
-obj-$(CONFIG_ISDN_DRV_ACT2000) += act2000.o
-
-# Multipart objects.
-
-act2000-y := module.o capi.o act2000_isa.o
+++ /dev/null
-/* $Id: act2000.h,v 1.8.6.3 2001/09/23 22:24:32 kai Exp $
- *
- * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
- *
- * Author Fritz Elfert
- * Copyright by Fritz Elfert <fritz@isdn4linux.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- * Thanks to Friedemann Baitinger and IBM Germany
- *
- */
-
-#ifndef act2000_h
-#define act2000_h
-
-#include <linux/compiler.h>
-
-#define ACT2000_IOCTL_SETPORT 1
-#define ACT2000_IOCTL_GETPORT 2
-#define ACT2000_IOCTL_SETIRQ 3
-#define ACT2000_IOCTL_GETIRQ 4
-#define ACT2000_IOCTL_SETBUS 5
-#define ACT2000_IOCTL_GETBUS 6
-#define ACT2000_IOCTL_SETPROTO 7
-#define ACT2000_IOCTL_GETPROTO 8
-#define ACT2000_IOCTL_SETMSN 9
-#define ACT2000_IOCTL_GETMSN 10
-#define ACT2000_IOCTL_LOADBOOT 11
-#define ACT2000_IOCTL_ADDCARD 12
-
-#define ACT2000_IOCTL_TEST 98
-#define ACT2000_IOCTL_DEBUGVAR 99
-
-#define ACT2000_BUS_ISA 1
-#define ACT2000_BUS_MCA 2
-#define ACT2000_BUS_PCMCIA 3
-
-/* Struct for adding new cards */
-typedef struct act2000_cdef {
- int bus;
- int port;
- int irq;
- char id[10];
-} act2000_cdef;
-
-/* Struct for downloading firmware */
-typedef struct act2000_ddef {
- int length; /* Length of code */
- char __user *buffer; /* Ptr. to code */
-} act2000_ddef;
-
-typedef struct act2000_fwid {
- char isdn[4];
- char revlen[2];
- char revision[504];
-} act2000_fwid;
-
-#if defined(__KERNEL__) || defined(__DEBUGVAR__)
-
-#ifdef __KERNEL__
-/* Kernel includes */
-
-#include <linux/sched.h>
-#include <linux/string.h>
-#include <linux/workqueue.h>
-#include <linux/interrupt.h>
-#include <linux/skbuff.h>
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/major.h>
-#include <asm/io.h>
-#include <linux/kernel.h>
-#include <linux/signal.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
-#include <linux/mman.h>
-#include <linux/ioport.h>
-#include <linux/timer.h>
-#include <linux/wait.h>
-#include <linux/delay.h>
-#include <linux/ctype.h>
-#include <linux/isdnif.h>
-
-#endif /* __KERNEL__ */
-
-#define ACT2000_PORTLEN 8
-
-#define ACT2000_FLAGS_RUNNING 1 /* Cards driver activated */
-#define ACT2000_FLAGS_PVALID 2 /* Cards port is valid */
-#define ACT2000_FLAGS_IVALID 4 /* Cards irq is valid */
-#define ACT2000_FLAGS_LOADED 8 /* Firmware loaded */
-
-#define ACT2000_BCH 2 /* # of channels per card */
-
-/* D-Channel states */
-#define ACT2000_STATE_NULL 0
-#define ACT2000_STATE_ICALL 1
-#define ACT2000_STATE_OCALL 2
-#define ACT2000_STATE_IWAIT 3
-#define ACT2000_STATE_OWAIT 4
-#define ACT2000_STATE_IBWAIT 5
-#define ACT2000_STATE_OBWAIT 6
-#define ACT2000_STATE_BWAIT 7
-#define ACT2000_STATE_BHWAIT 8
-#define ACT2000_STATE_BHWAIT2 9
-#define ACT2000_STATE_DHWAIT 10
-#define ACT2000_STATE_DHWAIT2 11
-#define ACT2000_STATE_BSETUP 12
-#define ACT2000_STATE_ACTIVE 13
-
-#define ACT2000_MAX_QUEUED 8000 /* 2 * maxbuff */
-
-#define ACT2000_LOCK_TX 0
-#define ACT2000_LOCK_RX 1
-
-typedef struct act2000_chan {
- unsigned short callref; /* Call Reference */
- unsigned short fsm_state; /* Current D-Channel state */
- unsigned short eazmask; /* EAZ-Mask for this Channel */
- short queued; /* User-Data Bytes in TX queue */
- unsigned short plci;
- unsigned short ncci;
- unsigned char l2prot; /* Layer 2 protocol */
- unsigned char l3prot; /* Layer 3 protocol */
-} act2000_chan;
-
-typedef struct msn_entry {
- char eaz;
- char msn[16];
- struct msn_entry *next;
-} msn_entry;
-
-typedef struct irq_data_isa {
- __u8 *rcvptr;
- __u16 rcvidx;
- __u16 rcvlen;
- struct sk_buff *rcvskb;
- __u8 rcvignore;
- __u8 rcvhdr[8];
-} irq_data_isa;
-
-typedef union act2000_irq_data {
- irq_data_isa isa;
-} act2000_irq_data;
-
-/*
- * Per card driver data
- */
-typedef struct act2000_card {
- unsigned short port; /* Base-port-address */
- unsigned short irq; /* Interrupt */
- u_char ptype; /* Protocol type (1TR6 or Euro) */
- u_char bus; /* Cardtype (ISA, MCA, PCMCIA) */
- struct act2000_card *next; /* Pointer to next device struct */
- spinlock_t lock; /* protect critical operations */
- int myid; /* Driver-Nr. assigned by linklevel */
- unsigned long flags; /* Statusflags */
- unsigned long ilock; /* Semaphores for IRQ-Routines */
- struct sk_buff_head rcvq; /* Receive-Message queue */
- struct sk_buff_head sndq; /* Send-Message queue */
- struct sk_buff_head ackq; /* Data-Ack-Message queue */
- u_char *ack_msg; /* Ptr to User Data in User skb */
- __u16 need_b3ack; /* Flag: Need ACK for current skb */
- struct sk_buff *sbuf; /* skb which is currently sent */
- struct timer_list ptimer; /* Poll timer */
- struct work_struct snd_tq; /* Task struct for xmit bh */
- struct work_struct rcv_tq; /* Task struct for rcv bh */
- struct work_struct poll_tq; /* Task struct for polled rcv bh */
- msn_entry *msn_list;
- unsigned short msgnum; /* Message number for sending */
- spinlock_t mnlock; /* lock for msgnum */
- act2000_chan bch[ACT2000_BCH]; /* B-Channel status/control */
- char status_buf[256]; /* Buffer for status messages */
- char *status_buf_read;
- char *status_buf_write;
- char *status_buf_end;
- act2000_irq_data idat; /* Data used for IRQ handler */
- isdn_if interface; /* Interface to upper layer */
- char regname[35]; /* Name used for request_region */
-} act2000_card;
-
-static inline void act2000_schedule_tx(act2000_card *card)
-{
- schedule_work(&card->snd_tq);
-}
-
-static inline void act2000_schedule_rx(act2000_card *card)
-{
- schedule_work(&card->rcv_tq);
-}
-
-static inline void act2000_schedule_poll(act2000_card *card)
-{
- schedule_work(&card->poll_tq);
-}
-
-extern char *act2000_find_eaz(act2000_card *, char);
-
-#endif /* defined(__KERNEL__) || defined(__DEBUGVAR__) */
-#endif /* act2000_h */
+++ /dev/null
-/* $Id: act2000_isa.c,v 1.11.6.3 2001/09/23 22:24:32 kai Exp $
- *
- * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000 (ISA-Version).
- *
- * Author Fritz Elfert
- * Copyright by Fritz Elfert <fritz@isdn4linux.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- * Thanks to Friedemann Baitinger and IBM Germany
- *
- */
-
-#include "act2000.h"
-#include "act2000_isa.h"
-#include "capi.h"
-
-/*
- * Reset Controller, then try to read the Card's signature.
- + Return:
- * 1 = Signature found.
- * 0 = Signature not found.
- */
-static int
-act2000_isa_reset(unsigned short portbase)
-{
- unsigned char reg;
- int i;
- int found;
- int serial = 0;
-
- found = 0;
- reg = inb(portbase + ISA_COR);
- if (reg != 0xff) {
- outb(reg | ISA_COR_RESET, portbase + ISA_COR);
- mdelay(10);
- outb(reg, portbase + ISA_COR);
- mdelay(10);
-
- for (i = 0; i < 16; i++) {
- if (inb(portbase + ISA_ISR) & ISA_ISR_SERIAL)
- serial |= 0x10000;
- serial >>= 1;
- }
- if (serial == ISA_SER_ID)
- found++;
- }
- return found;
-}
-
-int
-act2000_isa_detect(unsigned short portbase)
-{
- int ret = 0;
-
- if (request_region(portbase, ACT2000_PORTLEN, "act2000isa")) {
- ret = act2000_isa_reset(portbase);
- release_region(portbase, ISA_REGION);
- }
- return ret;
-}
-
-static irqreturn_t
-act2000_isa_interrupt(int dummy, void *dev_id)
-{
- act2000_card *card = dev_id;
- u_char istatus;
-
- istatus = (inb(ISA_PORT_ISR) & 0x07);
- if (istatus & ISA_ISR_OUT) {
- /* RX fifo has data */
- istatus &= ISA_ISR_OUT_MASK;
- outb(0, ISA_PORT_SIS);
- act2000_isa_receive(card);
- outb(ISA_SIS_INT, ISA_PORT_SIS);
- }
- if (istatus & ISA_ISR_ERR) {
- /* Error Interrupt */
- istatus &= ISA_ISR_ERR_MASK;
- printk(KERN_WARNING "act2000: errIRQ\n");
- }
- if (istatus)
- printk(KERN_DEBUG "act2000: ?IRQ %d %02x\n", card->irq, istatus);
- return IRQ_HANDLED;
-}
-
-static void
-act2000_isa_select_irq(act2000_card *card)
-{
- unsigned char reg;
-
- reg = (inb(ISA_PORT_COR) & ~ISA_COR_IRQOFF) | ISA_COR_PERR;
- switch (card->irq) {
- case 3:
- reg = ISA_COR_IRQ03;
- break;
- case 5:
- reg = ISA_COR_IRQ05;
- break;
- case 7:
- reg = ISA_COR_IRQ07;
- break;
- case 10:
- reg = ISA_COR_IRQ10;
- break;
- case 11:
- reg = ISA_COR_IRQ11;
- break;
- case 12:
- reg = ISA_COR_IRQ12;
- break;
- case 15:
- reg = ISA_COR_IRQ15;
- break;
- }
- outb(reg, ISA_PORT_COR);
-}
-
-static void
-act2000_isa_enable_irq(act2000_card *card)
-{
- act2000_isa_select_irq(card);
- /* Enable READ irq */
- outb(ISA_SIS_INT, ISA_PORT_SIS);
-}
-
-/*
- * Install interrupt handler, enable irq on card.
- * If irq is -1, choose next free irq, else irq is given explicitly.
- */
-int
-act2000_isa_config_irq(act2000_card *card, short irq)
-{
- int old_irq;
-
- if (card->flags & ACT2000_FLAGS_IVALID)
- free_irq(card->irq, card);
-
- card->flags &= ~ACT2000_FLAGS_IVALID;
- outb(ISA_COR_IRQOFF, ISA_PORT_COR);
- if (!irq)
- return 0;
-
- old_irq = card->irq;
- card->irq = irq;
- if (request_irq(irq, &act2000_isa_interrupt, 0, card->regname, card)) {
- card->irq = old_irq;
- card->flags |= ACT2000_FLAGS_IVALID;
- printk(KERN_WARNING
- "act2000: Could not request irq %d\n", irq);
- return -EBUSY;
- } else {
- act2000_isa_select_irq(card);
- /* Disable READ and WRITE irq */
- outb(0, ISA_PORT_SIS);
- outb(0, ISA_PORT_SOS);
- }
- return 0;
-}
-
-int
-act2000_isa_config_port(act2000_card *card, unsigned short portbase)
-{
- if (card->flags & ACT2000_FLAGS_PVALID) {
- release_region(card->port, ISA_REGION);
- card->flags &= ~ACT2000_FLAGS_PVALID;
- }
- if (!request_region(portbase, ACT2000_PORTLEN, card->regname))
- return -EBUSY;
- else {
- card->port = portbase;
- card->flags |= ACT2000_FLAGS_PVALID;
- return 0;
- }
-}
-
-/*
- * Release resources, used by an adaptor.
- */
-void
-act2000_isa_release(act2000_card *card)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
- if (card->flags & ACT2000_FLAGS_IVALID)
- free_irq(card->irq, card);
-
- card->flags &= ~ACT2000_FLAGS_IVALID;
- if (card->flags & ACT2000_FLAGS_PVALID)
- release_region(card->port, ISA_REGION);
- card->flags &= ~ACT2000_FLAGS_PVALID;
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static int
-act2000_isa_writeb(act2000_card *card, u_char data)
-{
- u_char timeout = 40;
-
- while (timeout) {
- if (inb(ISA_PORT_SOS) & ISA_SOS_READY) {
- outb(data, ISA_PORT_SDO);
- return 0;
- } else {
- timeout--;
- udelay(10);
- }
- }
- return 1;
-}
-
-static int
-act2000_isa_readb(act2000_card *card, u_char *data)
-{
- u_char timeout = 40;
-
- while (timeout) {
- if (inb(ISA_PORT_SIS) & ISA_SIS_READY) {
- *data = inb(ISA_PORT_SDI);
- return 0;
- } else {
- timeout--;
- udelay(10);
- }
- }
- return 1;
-}
-
-void
-act2000_isa_receive(act2000_card *card)
-{
- u_char c;
-
- if (test_and_set_bit(ACT2000_LOCK_RX, (void *)&card->ilock) != 0)
- return;
- while (!act2000_isa_readb(card, &c)) {
- if (card->idat.isa.rcvidx < 8) {
- card->idat.isa.rcvhdr[card->idat.isa.rcvidx++] = c;
- if (card->idat.isa.rcvidx == 8) {
- int valid = actcapi_chkhdr(card, (actcapi_msghdr *)&card->idat.isa.rcvhdr);
-
- if (valid) {
- card->idat.isa.rcvlen = ((actcapi_msghdr *)&card->idat.isa.rcvhdr)->len;
- card->idat.isa.rcvskb = dev_alloc_skb(card->idat.isa.rcvlen);
- if (!card->idat.isa.rcvskb) {
- card->idat.isa.rcvignore = 1;
- printk(KERN_WARNING
- "act2000_isa_receive: no memory\n");
- test_and_clear_bit(ACT2000_LOCK_RX, (void *)&card->ilock);
- return;
- }
- memcpy(skb_put(card->idat.isa.rcvskb, 8), card->idat.isa.rcvhdr, 8);
- card->idat.isa.rcvptr = skb_put(card->idat.isa.rcvskb, card->idat.isa.rcvlen - 8);
- } else {
- card->idat.isa.rcvidx = 0;
- printk(KERN_WARNING
- "act2000_isa_receive: Invalid CAPI msg\n");
- {
- int i; __u8 *p; __u8 *t; __u8 tmp[30];
-
- for (i = 0, p = (__u8 *)&card->idat.isa.rcvhdr, t = tmp; i < 8; i++)
- t += sprintf(t, "%02x ", *(p++));
- printk(KERN_WARNING "act2000_isa_receive: %s\n", tmp);
- }
- }
- }
- } else {
- if (!card->idat.isa.rcvignore)
- *card->idat.isa.rcvptr++ = c;
- if (++card->idat.isa.rcvidx >= card->idat.isa.rcvlen) {
- if (!card->idat.isa.rcvignore) {
- skb_queue_tail(&card->rcvq, card->idat.isa.rcvskb);
- act2000_schedule_rx(card);
- }
- card->idat.isa.rcvidx = 0;
- card->idat.isa.rcvlen = 8;
- card->idat.isa.rcvignore = 0;
- card->idat.isa.rcvskb = NULL;
- card->idat.isa.rcvptr = card->idat.isa.rcvhdr;
- }
- }
- }
- if (!(card->flags & ACT2000_FLAGS_IVALID)) {
- /* In polling mode, schedule myself */
- if ((card->idat.isa.rcvidx) &&
- (card->idat.isa.rcvignore ||
- (card->idat.isa.rcvidx < card->idat.isa.rcvlen)))
- act2000_schedule_poll(card);
- }
- test_and_clear_bit(ACT2000_LOCK_RX, (void *)&card->ilock);
-}
-
-void
-act2000_isa_send(act2000_card *card)
-{
- unsigned long flags;
- struct sk_buff *skb;
- actcapi_msg *msg;
- int l;
-
- if (test_and_set_bit(ACT2000_LOCK_TX, (void *)&card->ilock) != 0)
- return;
- while (1) {
- spin_lock_irqsave(&card->lock, flags);
- if (!(card->sbuf)) {
- card->sbuf = skb_dequeue(&card->sndq);
- if (card->sbuf) {
- card->ack_msg = card->sbuf->data;
- msg = (actcapi_msg *)card->sbuf->data;
- if ((msg->hdr.cmd.cmd == 0x86) &&
- (msg->hdr.cmd.subcmd == 0)) {
- /* Save flags in message */
- card->need_b3ack = msg->msg.data_b3_req.flags;
- msg->msg.data_b3_req.flags = 0;
- }
- }
- }
- spin_unlock_irqrestore(&card->lock, flags);
- if (!(card->sbuf)) {
- /* No more data to send */
- test_and_clear_bit(ACT2000_LOCK_TX, (void *)&card->ilock);
- return;
- }
- skb = card->sbuf;
- l = 0;
- while (skb->len) {
- if (act2000_isa_writeb(card, *(skb->data))) {
- /* Fifo is full, but more data to send */
- test_and_clear_bit(ACT2000_LOCK_TX, (void *)&card->ilock);
- /* Schedule myself */
- act2000_schedule_tx(card);
- return;
- }
- skb_pull(skb, 1);
- l++;
- }
- msg = (actcapi_msg *)card->ack_msg;
- if ((msg->hdr.cmd.cmd == 0x86) &&
- (msg->hdr.cmd.subcmd == 0)) {
- /*
- * If it's user data, reset data-ptr
- * and put skb into ackq.
- */
- skb->data = card->ack_msg;
- /* Restore flags in message */
- msg->msg.data_b3_req.flags = card->need_b3ack;
- skb_queue_tail(&card->ackq, skb);
- } else
- dev_kfree_skb(skb);
- card->sbuf = NULL;
- }
-}
-
-/*
- * Get firmware ID, check for 'ISDN' signature.
- */
-static int
-act2000_isa_getid(act2000_card *card)
-{
- act2000_fwid fid;
- u_char *p = (u_char *)&fid;
- int count = 0;
-
- while (1) {
- if (count > 510)
- return -EPROTO;
- if (act2000_isa_readb(card, p++))
- break;
- count++;
- }
- if (count <= 20) {
- printk(KERN_WARNING "act2000: No Firmware-ID!\n");
- return -ETIME;
- }
- *p = '\0';
- fid.revlen[0] = '\0';
- if (strcmp(fid.isdn, "ISDN")) {
- printk(KERN_WARNING "act2000: Wrong Firmware-ID!\n");
- return -EPROTO;
- }
- p = strchr(fid.revision, '\n');
- if (p)
- *p = '\0';
- printk(KERN_INFO "act2000: Firmware-ID: %s\n", fid.revision);
- if (card->flags & ACT2000_FLAGS_IVALID) {
- printk(KERN_DEBUG "Enabling Interrupts ...\n");
- act2000_isa_enable_irq(card);
- }
- return 0;
-}
-
-/*
- * Download microcode into card, check Firmware signature.
- */
-int
-act2000_isa_download(act2000_card *card, act2000_ddef __user *cb)
-{
- unsigned int length;
- int l;
- int c;
- u_char *b;
- u_char __user *p;
- u_char *buf;
- act2000_ddef cblock;
-
- if (!act2000_isa_reset(card->port))
- return -ENXIO;
- msleep_interruptible(500);
- if (copy_from_user(&cblock, cb, sizeof(cblock)))
- return -EFAULT;
- length = cblock.length;
- p = cblock.buffer;
- if (!access_ok(VERIFY_READ, p, length))
- return -EFAULT;
- buf = kmalloc(1024, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
- while (length) {
- l = (length > 1024) ? 1024 : length;
- c = 0;
- b = buf;
- if (copy_from_user(buf, p, l)) {
- kfree(buf);
- return -EFAULT;
- }
- while (c < l) {
- if (act2000_isa_writeb(card, *b++)) {
- printk(KERN_WARNING
- "act2000: loader timed out"
- " len=%d c=%d\n", length, c);
- kfree(buf);
- return -ETIME;
- }
- c++;
- }
- length -= l;
- p += l;
- }
- kfree(buf);
- msleep_interruptible(500);
- return act2000_isa_getid(card);
-}
+++ /dev/null
-/* $Id: act2000_isa.h,v 1.4.6.1 2001/09/23 22:24:32 kai Exp $
- *
- * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000 (ISA-Version).
- *
- * Author Fritz Elfert
- * Copyright by Fritz Elfert <fritz@isdn4linux.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- * Thanks to Friedemann Baitinger and IBM Germany
- *
- */
-
-#ifndef act2000_isa_h
-#define act2000_isa_h
-
-#define ISA_POLL_LOOP 40 /* Try to read-write before give up */
-
-typedef enum {
- INT_NO_CHANGE = 0, /* Do not change the Mask */
- INT_ON = 1, /* Set to Enable */
- INT_OFF = 2, /* Set to Disable */
-} ISA_INT_T;
-
-/**************************************************************************/
-/* Configuration Register COR (RW) */
-/**************************************************************************/
-/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
-/* Soft Res| IRQM | IRQ Select | N/A | WAIT |Proc err */
-/**************************************************************************/
-#define ISA_COR 0 /* Offset for ISA config register */
-#define ISA_COR_PERR 0x01 /* Processor Error Enabled */
-#define ISA_COR_WS 0x02 /* Insert Wait State if 1 */
-#define ISA_COR_IRQOFF 0x38 /* No Interrupt */
-#define ISA_COR_IRQ07 0x30 /* IRQ 7 Enable */
-#define ISA_COR_IRQ05 0x28 /* IRQ 5 Enable */
-#define ISA_COR_IRQ03 0x20 /* IRQ 3 Enable */
-#define ISA_COR_IRQ10 0x18 /* IRQ 10 Enable */
-#define ISA_COR_IRQ11 0x10 /* IRQ 11 Enable */
-#define ISA_COR_IRQ12 0x08 /* IRQ 12 Enable */
-#define ISA_COR_IRQ15 0x00 /* IRQ 15 Enable */
-#define ISA_COR_IRQPULSE 0x40 /* 0 = Level 1 = Pulse Interrupt */
-#define ISA_COR_RESET 0x80 /* Soft Reset for Transputer */
-
-/**************************************************************************/
-/* Interrupt Source Register ISR (RO) */
-/**************************************************************************/
-/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
-/* N/A | N/A | N/A |Err sig |Ser ID |IN Intr |Out Intr| Error */
-/**************************************************************************/
-#define ISA_ISR 1 /* Offset for Interrupt Register */
-#define ISA_ISR_ERR 0x01 /* Error Interrupt */
-#define ISA_ISR_OUT 0x02 /* Output Interrupt */
-#define ISA_ISR_INP 0x04 /* Input Interrupt */
-#define ISA_ISR_SERIAL 0x08 /* Read out Serial ID after Reset */
-#define ISA_ISR_ERRSIG 0x10 /* Error Signal Input */
-#define ISA_ISR_ERR_MASK 0xfe /* Mask Error Interrupt */
-#define ISA_ISR_OUT_MASK 0xfd /* Mask Output Interrupt */
-#define ISA_ISR_INP_MASK 0xfb /* Mask Input Interrupt */
-
-/* Signature delivered after Reset at ISA_ISR_SERIAL (LSB first) */
-#define ISA_SER_ID 0x0201 /* ID for ISA Card */
-
-/**************************************************************************/
-/* EEPROM Register EPR (RW) */
-/**************************************************************************/
-/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
-/* N/A | N/A | N/A |ROM Hold| ROM CS |ROM CLK | ROM IN |ROM Out */
-/**************************************************************************/
-#define ISA_EPR 2 /* Offset for this Register */
-#define ISA_EPR_OUT 0x01 /* Rome Register Out (RO) */
-#define ISA_EPR_IN 0x02 /* Rom Register In (WR) */
-#define ISA_EPR_CLK 0x04 /* Rom Clock (WR) */
-#define ISA_EPR_CS 0x08 /* Rom Cip Select (WR) */
-#define ISA_EPR_HOLD 0x10 /* Rom Hold Signal (WR) */
-
-/**************************************************************************/
-/* EEPROM enable Register EER (unused) */
-/**************************************************************************/
-#define ISA_EER 3 /* Offset for this Register */
-
-/**************************************************************************/
-/* SLC Data Input SDI (RO) */
-/**************************************************************************/
-#define ISA_SDI 4 /* Offset for this Register */
-
-/**************************************************************************/
-/* SLC Data Output SDO (WO) */
-/**************************************************************************/
-#define ISA_SDO 5 /* Offset for this Register */
-
-/**************************************************************************/
-/* IMS C011 Mode 2 Input Status Register for INMOS CPU SIS (RW) */
-/**************************************************************************/
-/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
-/* N/A | N/A | N/A | N/A | N/A | N/A |Int Ena |Data Pre */
-/**************************************************************************/
-#define ISA_SIS 6 /* Offset for this Register */
-#define ISA_SIS_READY 0x01 /* If 1 : data is available */
-#define ISA_SIS_INT 0x02 /* Enable Interrupt for READ */
-
-/**************************************************************************/
-/* IMS C011 Mode 2 Output Status Register from INMOS CPU SOS (RW) */
-/**************************************************************************/
-/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
-/* N/A | N/A | N/A | N/A | N/A | N/A |Int Ena |Out Rdy */
-/**************************************************************************/
-#define ISA_SOS 7 /* Offset for this Register */
-#define ISA_SOS_READY 0x01 /* If 1 : we can write Data */
-#define ISA_SOS_INT 0x02 /* Enable Interrupt for WRITE */
-
-#define ISA_REGION 8 /* Number of Registers */
-
-
-/* Macros for accessing ports */
-#define ISA_PORT_COR (card->port + ISA_COR)
-#define ISA_PORT_ISR (card->port + ISA_ISR)
-#define ISA_PORT_EPR (card->port + ISA_EPR)
-#define ISA_PORT_EER (card->port + ISA_EER)
-#define ISA_PORT_SDI (card->port + ISA_SDI)
-#define ISA_PORT_SDO (card->port + ISA_SDO)
-#define ISA_PORT_SIS (card->port + ISA_SIS)
-#define ISA_PORT_SOS (card->port + ISA_SOS)
-
-/* Prototypes */
-
-extern int act2000_isa_detect(unsigned short portbase);
-extern int act2000_isa_config_irq(act2000_card *card, short irq);
-extern int act2000_isa_config_port(act2000_card *card, unsigned short portbase);
-extern int act2000_isa_download(act2000_card *card, act2000_ddef __user *cb);
-extern void act2000_isa_release(act2000_card *card);
-extern void act2000_isa_receive(act2000_card *card);
-extern void act2000_isa_send(act2000_card *card);
-
-#endif /* act2000_isa_h */
+++ /dev/null
-/* $Id: capi.c,v 1.9.6.2 2001/09/23 22:24:32 kai Exp $
- *
- * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
- * CAPI encoder/decoder
- *
- * Author Fritz Elfert
- * Copyright by Fritz Elfert <fritz@isdn4linux.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- * Thanks to Friedemann Baitinger and IBM Germany
- *
- */
-
-#include "act2000.h"
-#include "capi.h"
-
-static actcapi_msgdsc valid_msg[] = {
- {{ 0x86, 0x02}, "DATA_B3_IND"}, /* DATA_B3_IND/CONF must be first because of speed!!! */
- {{ 0x86, 0x01}, "DATA_B3_CONF"},
- {{ 0x02, 0x01}, "CONNECT_CONF"},
- {{ 0x02, 0x02}, "CONNECT_IND"},
- {{ 0x09, 0x01}, "CONNECT_INFO_CONF"},
- {{ 0x03, 0x02}, "CONNECT_ACTIVE_IND"},
- {{ 0x04, 0x01}, "DISCONNECT_CONF"},
- {{ 0x04, 0x02}, "DISCONNECT_IND"},
- {{ 0x05, 0x01}, "LISTEN_CONF"},
- {{ 0x06, 0x01}, "GET_PARAMS_CONF"},
- {{ 0x07, 0x01}, "INFO_CONF"},
- {{ 0x07, 0x02}, "INFO_IND"},
- {{ 0x08, 0x01}, "DATA_CONF"},
- {{ 0x08, 0x02}, "DATA_IND"},
- {{ 0x40, 0x01}, "SELECT_B2_PROTOCOL_CONF"},
- {{ 0x80, 0x01}, "SELECT_B3_PROTOCOL_CONF"},
- {{ 0x81, 0x01}, "LISTEN_B3_CONF"},
- {{ 0x82, 0x01}, "CONNECT_B3_CONF"},
- {{ 0x82, 0x02}, "CONNECT_B3_IND"},
- {{ 0x83, 0x02}, "CONNECT_B3_ACTIVE_IND"},
- {{ 0x84, 0x01}, "DISCONNECT_B3_CONF"},
- {{ 0x84, 0x02}, "DISCONNECT_B3_IND"},
- {{ 0x85, 0x01}, "GET_B3_PARAMS_CONF"},
- {{ 0x01, 0x01}, "RESET_B3_CONF"},
- {{ 0x01, 0x02}, "RESET_B3_IND"},
- /* {{ 0x87, 0x02, "HANDSET_IND"}, not implemented */
- {{ 0xff, 0x01}, "MANUFACTURER_CONF"},
- {{ 0xff, 0x02}, "MANUFACTURER_IND"},
-#ifdef DEBUG_MSG
- /* Requests */
- {{ 0x01, 0x00}, "RESET_B3_REQ"},
- {{ 0x02, 0x00}, "CONNECT_REQ"},
- {{ 0x04, 0x00}, "DISCONNECT_REQ"},
- {{ 0x05, 0x00}, "LISTEN_REQ"},
- {{ 0x06, 0x00}, "GET_PARAMS_REQ"},
- {{ 0x07, 0x00}, "INFO_REQ"},
- {{ 0x08, 0x00}, "DATA_REQ"},
- {{ 0x09, 0x00}, "CONNECT_INFO_REQ"},
- {{ 0x40, 0x00}, "SELECT_B2_PROTOCOL_REQ"},
- {{ 0x80, 0x00}, "SELECT_B3_PROTOCOL_REQ"},
- {{ 0x81, 0x00}, "LISTEN_B3_REQ"},
- {{ 0x82, 0x00}, "CONNECT_B3_REQ"},
- {{ 0x84, 0x00}, "DISCONNECT_B3_REQ"},
- {{ 0x85, 0x00}, "GET_B3_PARAMS_REQ"},
- {{ 0x86, 0x00}, "DATA_B3_REQ"},
- {{ 0xff, 0x00}, "MANUFACTURER_REQ"},
- /* Responses */
- {{ 0x01, 0x03}, "RESET_B3_RESP"},
- {{ 0x02, 0x03}, "CONNECT_RESP"},
- {{ 0x03, 0x03}, "CONNECT_ACTIVE_RESP"},
- {{ 0x04, 0x03}, "DISCONNECT_RESP"},
- {{ 0x07, 0x03}, "INFO_RESP"},
- {{ 0x08, 0x03}, "DATA_RESP"},
- {{ 0x82, 0x03}, "CONNECT_B3_RESP"},
- {{ 0x83, 0x03}, "CONNECT_B3_ACTIVE_RESP"},
- {{ 0x84, 0x03}, "DISCONNECT_B3_RESP"},
- {{ 0x86, 0x03}, "DATA_B3_RESP"},
- {{ 0xff, 0x03}, "MANUFACTURER_RESP"},
-#endif
- {{ 0x00, 0x00}, NULL},
-};
-#define num_valid_imsg 27 /* MANUFACTURER_IND */
-
-/*
- * Check for a valid incoming CAPI message.
- * Return:
- * 0 = Invalid message
- * 1 = Valid message, no B-Channel-data
- * 2 = Valid message, B-Channel-data
- */
-int
-actcapi_chkhdr(act2000_card *card, actcapi_msghdr *hdr)
-{
- int i;
-
- if (hdr->applicationID != 1)
- return 0;
- if (hdr->len < 9)
- return 0;
- for (i = 0; i < num_valid_imsg; i++)
- if ((hdr->cmd.cmd == valid_msg[i].cmd.cmd) &&
- (hdr->cmd.subcmd == valid_msg[i].cmd.subcmd)) {
- return i ? 1 : 2;
- }
- return 0;
-}
-
-#define ACTCAPI_MKHDR(l, c, s) { \
- skb = alloc_skb(l + 8, GFP_ATOMIC); \
- if (skb) { \
- m = (actcapi_msg *)skb_put(skb, l + 8); \
- m->hdr.len = l + 8; \
- m->hdr.applicationID = 1; \
- m->hdr.cmd.cmd = c; \
- m->hdr.cmd.subcmd = s; \
- m->hdr.msgnum = actcapi_nextsmsg(card); \
- } else { \
- m = NULL; \
- } \
- }
-
-#define ACTCAPI_CHKSKB if (!skb) { \
- printk(KERN_WARNING "actcapi: alloc_skb failed\n"); \
- return; \
- }
-
-#define ACTCAPI_QUEUE_TX { \
- actcapi_debug_msg(skb, 1); \
- skb_queue_tail(&card->sndq, skb); \
- act2000_schedule_tx(card); \
- }
-
-int
-actcapi_listen_req(act2000_card *card)
-{
- __u16 eazmask = 0;
- int i;
- actcapi_msg *m;
- struct sk_buff *skb;
-
- for (i = 0; i < ACT2000_BCH; i++)
- eazmask |= card->bch[i].eazmask;
- ACTCAPI_MKHDR(9, 0x05, 0x00);
- if (!skb) {
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- return -ENOMEM;
- }
- m->msg.listen_req.controller = 0;
- m->msg.listen_req.infomask = 0x3f; /* All information */
- m->msg.listen_req.eazmask = eazmask;
- m->msg.listen_req.simask = (eazmask) ? 0x86 : 0; /* All SI's */
- ACTCAPI_QUEUE_TX;
- return 0;
-}
-
-int
-actcapi_connect_req(act2000_card *card, act2000_chan *chan, char *phone,
- char eaz, int si1, int si2)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR((11 + strlen(phone)), 0x02, 0x00);
- if (!skb) {
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- chan->fsm_state = ACT2000_STATE_NULL;
- return -ENOMEM;
- }
- m->msg.connect_req.controller = 0;
- m->msg.connect_req.bchan = 0x83;
- m->msg.connect_req.infomask = 0x3f;
- m->msg.connect_req.si1 = si1;
- m->msg.connect_req.si2 = si2;
- m->msg.connect_req.eaz = eaz ? eaz : '0';
- m->msg.connect_req.addr.len = strlen(phone) + 1;
- m->msg.connect_req.addr.tnp = 0x81;
- memcpy(m->msg.connect_req.addr.num, phone, strlen(phone));
- chan->callref = m->hdr.msgnum;
- ACTCAPI_QUEUE_TX;
- return 0;
-}
-
-static void
-actcapi_connect_b3_req(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(17, 0x82, 0x00);
- ACTCAPI_CHKSKB;
- m->msg.connect_b3_req.plci = chan->plci;
- memset(&m->msg.connect_b3_req.ncpi, 0,
- sizeof(m->msg.connect_b3_req.ncpi));
- m->msg.connect_b3_req.ncpi.len = 13;
- m->msg.connect_b3_req.ncpi.modulo = 8;
- ACTCAPI_QUEUE_TX;
-}
-
-/*
- * Set net type (1TR6) or (EDSS1)
- */
-int
-actcapi_manufacturer_req_net(act2000_card *card)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(5, 0xff, 0x00);
- if (!skb) {
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- return -ENOMEM;
- }
- m->msg.manufacturer_req_net.manuf_msg = 0x11;
- m->msg.manufacturer_req_net.controller = 1;
- m->msg.manufacturer_req_net.nettype = (card->ptype == ISDN_PTYPE_EURO) ? 1 : 0;
- ACTCAPI_QUEUE_TX;
- printk(KERN_INFO "act2000 %s: D-channel protocol now %s\n",
- card->interface.id, (card->ptype == ISDN_PTYPE_EURO) ? "euro" : "1tr6");
- card->interface.features &=
- ~(ISDN_FEATURE_P_UNKNOWN | ISDN_FEATURE_P_EURO | ISDN_FEATURE_P_1TR6);
- card->interface.features |=
- ((card->ptype == ISDN_PTYPE_EURO) ? ISDN_FEATURE_P_EURO : ISDN_FEATURE_P_1TR6);
- return 0;
-}
-
-/*
- * Switch V.42 on or off
- */
-#if 0
-int
-actcapi_manufacturer_req_v42(act2000_card *card, ulong arg)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(8, 0xff, 0x00);
- if (!skb) {
-
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- return -ENOMEM;
- }
- m->msg.manufacturer_req_v42.manuf_msg = 0x10;
- m->msg.manufacturer_req_v42.controller = 0;
- m->msg.manufacturer_req_v42.v42control = (arg ? 1 : 0);
- ACTCAPI_QUEUE_TX;
- return 0;
-}
-#endif /* 0 */
-
-/*
- * Set error-handler
- */
-int
-actcapi_manufacturer_req_errh(act2000_card *card)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(4, 0xff, 0x00);
- if (!skb) {
-
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- return -ENOMEM;
- }
- m->msg.manufacturer_req_err.manuf_msg = 0x03;
- m->msg.manufacturer_req_err.controller = 0;
- ACTCAPI_QUEUE_TX;
- return 0;
-}
-
-/*
- * Set MSN-Mapping.
- */
-int
-actcapi_manufacturer_req_msn(act2000_card *card)
-{
- msn_entry *p = card->msn_list;
- actcapi_msg *m;
- struct sk_buff *skb;
- int len;
-
- while (p) {
- int i;
-
- len = strlen(p->msn);
- for (i = 0; i < 2; i++) {
- ACTCAPI_MKHDR(6 + len, 0xff, 0x00);
- if (!skb) {
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- return -ENOMEM;
- }
- m->msg.manufacturer_req_msn.manuf_msg = 0x13 + i;
- m->msg.manufacturer_req_msn.controller = 0;
- m->msg.manufacturer_req_msn.msnmap.eaz = p->eaz;
- m->msg.manufacturer_req_msn.msnmap.len = len;
- memcpy(m->msg.manufacturer_req_msn.msnmap.msn, p->msn, len);
- ACTCAPI_QUEUE_TX;
- }
- p = p->next;
- }
- return 0;
-}
-
-void
-actcapi_select_b2_protocol_req(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(10, 0x40, 0x00);
- ACTCAPI_CHKSKB;
- m->msg.select_b2_protocol_req.plci = chan->plci;
- memset(&m->msg.select_b2_protocol_req.dlpd, 0,
- sizeof(m->msg.select_b2_protocol_req.dlpd));
- m->msg.select_b2_protocol_req.dlpd.len = 6;
- switch (chan->l2prot) {
- case ISDN_PROTO_L2_TRANS:
- m->msg.select_b2_protocol_req.protocol = 0x03;
- m->msg.select_b2_protocol_req.dlpd.dlen = 4000;
- break;
- case ISDN_PROTO_L2_HDLC:
- m->msg.select_b2_protocol_req.protocol = 0x02;
- m->msg.select_b2_protocol_req.dlpd.dlen = 4000;
- break;
- case ISDN_PROTO_L2_X75I:
- case ISDN_PROTO_L2_X75UI:
- case ISDN_PROTO_L2_X75BUI:
- m->msg.select_b2_protocol_req.protocol = 0x01;
- m->msg.select_b2_protocol_req.dlpd.dlen = 4000;
- m->msg.select_b2_protocol_req.dlpd.laa = 3;
- m->msg.select_b2_protocol_req.dlpd.lab = 1;
- m->msg.select_b2_protocol_req.dlpd.win = 7;
- m->msg.select_b2_protocol_req.dlpd.modulo = 8;
- break;
- }
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_select_b3_protocol_req(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(17, 0x80, 0x00);
- ACTCAPI_CHKSKB;
- m->msg.select_b3_protocol_req.plci = chan->plci;
- memset(&m->msg.select_b3_protocol_req.ncpd, 0,
- sizeof(m->msg.select_b3_protocol_req.ncpd));
- switch (chan->l3prot) {
- case ISDN_PROTO_L3_TRANS:
- m->msg.select_b3_protocol_req.protocol = 0x04;
- m->msg.select_b3_protocol_req.ncpd.len = 13;
- m->msg.select_b3_protocol_req.ncpd.modulo = 8;
- break;
- }
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_listen_b3_req(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(2, 0x81, 0x00);
- ACTCAPI_CHKSKB;
- m->msg.listen_b3_req.plci = chan->plci;
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_disconnect_req(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(3, 0x04, 0x00);
- ACTCAPI_CHKSKB;
- m->msg.disconnect_req.plci = chan->plci;
- m->msg.disconnect_req.cause = 0;
- ACTCAPI_QUEUE_TX;
-}
-
-void
-actcapi_disconnect_b3_req(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(17, 0x84, 0x00);
- ACTCAPI_CHKSKB;
- m->msg.disconnect_b3_req.ncci = chan->ncci;
- memset(&m->msg.disconnect_b3_req.ncpi, 0,
- sizeof(m->msg.disconnect_b3_req.ncpi));
- m->msg.disconnect_b3_req.ncpi.len = 13;
- m->msg.disconnect_b3_req.ncpi.modulo = 8;
- chan->fsm_state = ACT2000_STATE_BHWAIT;
- ACTCAPI_QUEUE_TX;
-}
-
-void
-actcapi_connect_resp(act2000_card *card, act2000_chan *chan, __u8 cause)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(3, 0x02, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.connect_resp.plci = chan->plci;
- m->msg.connect_resp.rejectcause = cause;
- if (cause) {
- chan->fsm_state = ACT2000_STATE_NULL;
- chan->plci = 0x8000;
- } else
- chan->fsm_state = ACT2000_STATE_IWAIT;
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_connect_active_resp(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(2, 0x03, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.connect_resp.plci = chan->plci;
- if (chan->fsm_state == ACT2000_STATE_IWAIT)
- chan->fsm_state = ACT2000_STATE_IBWAIT;
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_connect_b3_resp(act2000_card *card, act2000_chan *chan, __u8 rejectcause)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR((rejectcause ? 3 : 17), 0x82, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.connect_b3_resp.ncci = chan->ncci;
- m->msg.connect_b3_resp.rejectcause = rejectcause;
- if (!rejectcause) {
- memset(&m->msg.connect_b3_resp.ncpi, 0,
- sizeof(m->msg.connect_b3_resp.ncpi));
- m->msg.connect_b3_resp.ncpi.len = 13;
- m->msg.connect_b3_resp.ncpi.modulo = 8;
- chan->fsm_state = ACT2000_STATE_BWAIT;
- }
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_connect_b3_active_resp(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(2, 0x83, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.connect_b3_active_resp.ncci = chan->ncci;
- chan->fsm_state = ACT2000_STATE_ACTIVE;
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_info_resp(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(2, 0x07, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.info_resp.plci = chan->plci;
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_disconnect_b3_resp(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(2, 0x84, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.disconnect_b3_resp.ncci = chan->ncci;
- chan->ncci = 0x8000;
- chan->queued = 0;
- ACTCAPI_QUEUE_TX;
-}
-
-static void
-actcapi_disconnect_resp(act2000_card *card, act2000_chan *chan)
-{
- actcapi_msg *m;
- struct sk_buff *skb;
-
- ACTCAPI_MKHDR(2, 0x04, 0x03);
- ACTCAPI_CHKSKB;
- m->msg.disconnect_resp.plci = chan->plci;
- chan->plci = 0x8000;
- ACTCAPI_QUEUE_TX;
-}
-
-static int
-new_plci(act2000_card *card, __u16 plci)
-{
- int i;
-
- for (i = 0; i < ACT2000_BCH; i++)
- if (card->bch[i].plci == 0x8000) {
- card->bch[i].plci = plci;
- return i;
- }
- return -1;
-}
-
-static int
-find_plci(act2000_card *card, __u16 plci)
-{
- int i;
-
- for (i = 0; i < ACT2000_BCH; i++)
- if (card->bch[i].plci == plci)
- return i;
- return -1;
-}
-
-static int
-find_ncci(act2000_card *card, __u16 ncci)
-{
- int i;
-
- for (i = 0; i < ACT2000_BCH; i++)
- if (card->bch[i].ncci == ncci)
- return i;
- return -1;
-}
-
-static int
-find_dialing(act2000_card *card, __u16 callref)
-{
- int i;
-
- for (i = 0; i < ACT2000_BCH; i++)
- if ((card->bch[i].callref == callref) &&
- (card->bch[i].fsm_state == ACT2000_STATE_OCALL))
- return i;
- return -1;
-}
-
-static int
-actcapi_data_b3_ind(act2000_card *card, struct sk_buff *skb) {
- __u16 plci;
- __u16 ncci;
- __u8 blocknr;
- int chan;
- actcapi_msg *msg = (actcapi_msg *)skb->data;
-
- EVAL_NCCI(msg->msg.data_b3_ind.fakencci, plci, ncci);
- chan = find_ncci(card, ncci);
- if (chan < 0)
- return 0;
- if (card->bch[chan].fsm_state != ACT2000_STATE_ACTIVE)
- return 0;
- if (card->bch[chan].plci != plci)
- return 0;
- blocknr = msg->msg.data_b3_ind.blocknr;
- skb_pull(skb, 19);
- card->interface.rcvcallb_skb(card->myid, chan, skb);
- if (!(skb = alloc_skb(11, GFP_ATOMIC))) {
- printk(KERN_WARNING "actcapi: alloc_skb failed\n");
- return 1;
- }
- msg = (actcapi_msg *)skb_put(skb, 11);
- msg->hdr.len = 11;
- msg->hdr.applicationID = 1;
- msg->hdr.cmd.cmd = 0x86;
- msg->hdr.cmd.subcmd = 0x03;
- msg->hdr.msgnum = actcapi_nextsmsg(card);
- msg->msg.data_b3_resp.ncci = ncci;
- msg->msg.data_b3_resp.blocknr = blocknr;
- ACTCAPI_QUEUE_TX;
- return 1;
-}
-
-/*
- * Walk over ackq, unlink DATA_B3_REQ from it, if
- * ncci and blocknr are matching.
- * Decrement queued-bytes counter.
- */
-static int
-handle_ack(act2000_card *card, act2000_chan *chan, __u8 blocknr) {
- unsigned long flags;
- struct sk_buff *skb;
- struct sk_buff *tmp;
- struct actcapi_msg *m;
- int ret = 0;
-
- spin_lock_irqsave(&card->lock, flags);
- skb = skb_peek(&card->ackq);
- spin_unlock_irqrestore(&card->lock, flags);
- if (!skb) {
- printk(KERN_WARNING "act2000: handle_ack nothing found!\n");
- return 0;
- }
- tmp = skb;
- while (1) {
- m = (actcapi_msg *)tmp->data;
- if ((((m->msg.data_b3_req.fakencci >> 8) & 0xff) == chan->ncci) &&
- (m->msg.data_b3_req.blocknr == blocknr)) {
- /* found corresponding DATA_B3_REQ */
- skb_unlink(tmp, &card->ackq);
- chan->queued -= m->msg.data_b3_req.datalen;
- if (m->msg.data_b3_req.flags)
- ret = m->msg.data_b3_req.datalen;
- dev_kfree_skb(tmp);
- if (chan->queued < 0)
- chan->queued = 0;
- return ret;
- }
- spin_lock_irqsave(&card->lock, flags);
- tmp = skb_peek((struct sk_buff_head *)tmp);
- spin_unlock_irqrestore(&card->lock, flags);
- if ((tmp == skb) || !tmp) {
- /* reached end of queue */
- printk(KERN_WARNING "act2000: handle_ack nothing found!\n");
- return 0;
- }
- }
-}
-
-void
-actcapi_dispatch(struct work_struct *work)
-{
- struct act2000_card *card =
- container_of(work, struct act2000_card, rcv_tq);
- struct sk_buff *skb;
- actcapi_msg *msg;
- __u16 ccmd;
- int chan;
- int len;
- act2000_chan *ctmp;
- isdn_ctrl cmd;
- char tmp[170];
-
- while ((skb = skb_dequeue(&card->rcvq))) {
- actcapi_debug_msg(skb, 0);
- msg = (actcapi_msg *)skb->data;
- ccmd = ((msg->hdr.cmd.cmd << 8) | msg->hdr.cmd.subcmd);
- switch (ccmd) {
- case 0x8602:
- /* DATA_B3_IND */
- if (actcapi_data_b3_ind(card, skb))
- return;
- break;
- case 0x8601:
- /* DATA_B3_CONF */
- chan = find_ncci(card, msg->msg.data_b3_conf.ncci);
- if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_ACTIVE)) {
- if (msg->msg.data_b3_conf.info != 0)
- printk(KERN_WARNING "act2000: DATA_B3_CONF: %04x\n",
- msg->msg.data_b3_conf.info);
- len = handle_ack(card, &card->bch[chan],
- msg->msg.data_b3_conf.blocknr);
- if (len) {
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_BSENT;
- cmd.arg = chan;
- cmd.parm.length = len;
- card->interface.statcallb(&cmd);
- }
- }
- break;
- case 0x0201:
- /* CONNECT_CONF */
- chan = find_dialing(card, msg->hdr.msgnum);
- if (chan >= 0) {
- if (msg->msg.connect_conf.info) {
- card->bch[chan].fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- } else {
- card->bch[chan].fsm_state = ACT2000_STATE_OWAIT;
- card->bch[chan].plci = msg->msg.connect_conf.plci;
- }
- }
- break;
- case 0x0202:
- /* CONNECT_IND */
- chan = new_plci(card, msg->msg.connect_ind.plci);
- if (chan < 0) {
- ctmp = (act2000_chan *)tmp;
- ctmp->plci = msg->msg.connect_ind.plci;
- actcapi_connect_resp(card, ctmp, 0x11); /* All Card-Cannels busy */
- } else {
- card->bch[chan].fsm_state = ACT2000_STATE_ICALL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_ICALL;
- cmd.arg = chan;
- cmd.parm.setup.si1 = msg->msg.connect_ind.si1;
- cmd.parm.setup.si2 = msg->msg.connect_ind.si2;
- if (card->ptype == ISDN_PTYPE_EURO)
- strcpy(cmd.parm.setup.eazmsn,
- act2000_find_eaz(card, msg->msg.connect_ind.eaz));
- else {
- cmd.parm.setup.eazmsn[0] = msg->msg.connect_ind.eaz;
- cmd.parm.setup.eazmsn[1] = 0;
- }
- memset(cmd.parm.setup.phone, 0, sizeof(cmd.parm.setup.phone));
- memcpy(cmd.parm.setup.phone, msg->msg.connect_ind.addr.num,
- msg->msg.connect_ind.addr.len - 1);
- cmd.parm.setup.plan = msg->msg.connect_ind.addr.tnp;
- cmd.parm.setup.screen = 0;
- if (card->interface.statcallb(&cmd) == 2)
- actcapi_connect_resp(card, &card->bch[chan], 0x15); /* Reject Call */
- }
- break;
- case 0x0302:
- /* CONNECT_ACTIVE_IND */
- chan = find_plci(card, msg->msg.connect_active_ind.plci);
- if (chan >= 0)
- switch (card->bch[chan].fsm_state) {
- case ACT2000_STATE_IWAIT:
- actcapi_connect_active_resp(card, &card->bch[chan]);
- break;
- case ACT2000_STATE_OWAIT:
- actcapi_connect_active_resp(card, &card->bch[chan]);
- actcapi_select_b2_protocol_req(card, &card->bch[chan]);
- break;
- }
- break;
- case 0x8202:
- /* CONNECT_B3_IND */
- chan = find_plci(card, msg->msg.connect_b3_ind.plci);
- if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_IBWAIT)) {
- card->bch[chan].ncci = msg->msg.connect_b3_ind.ncci;
- actcapi_connect_b3_resp(card, &card->bch[chan], 0);
- } else {
- ctmp = (act2000_chan *)tmp;
- ctmp->ncci = msg->msg.connect_b3_ind.ncci;
- actcapi_connect_b3_resp(card, ctmp, 0x11); /* All Card-Cannels busy */
- }
- break;
- case 0x8302:
- /* CONNECT_B3_ACTIVE_IND */
- chan = find_ncci(card, msg->msg.connect_b3_active_ind.ncci);
- if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_BWAIT)) {
- actcapi_connect_b3_active_resp(card, &card->bch[chan]);
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_BCONN;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- }
- break;
- case 0x8402:
- /* DISCONNECT_B3_IND */
- chan = find_ncci(card, msg->msg.disconnect_b3_ind.ncci);
- if (chan >= 0) {
- ctmp = &card->bch[chan];
- actcapi_disconnect_b3_resp(card, ctmp);
- switch (ctmp->fsm_state) {
- case ACT2000_STATE_ACTIVE:
- ctmp->fsm_state = ACT2000_STATE_DHWAIT2;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_BHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- break;
- case ACT2000_STATE_BHWAIT2:
- actcapi_disconnect_req(card, ctmp);
- ctmp->fsm_state = ACT2000_STATE_DHWAIT;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_BHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- break;
- }
- }
- break;
- case 0x0402:
- /* DISCONNECT_IND */
- chan = find_plci(card, msg->msg.disconnect_ind.plci);
- if (chan >= 0) {
- ctmp = &card->bch[chan];
- actcapi_disconnect_resp(card, ctmp);
- ctmp->fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- } else {
- ctmp = (act2000_chan *)tmp;
- ctmp->plci = msg->msg.disconnect_ind.plci;
- actcapi_disconnect_resp(card, ctmp);
- }
- break;
- case 0x4001:
- /* SELECT_B2_PROTOCOL_CONF */
- chan = find_plci(card, msg->msg.select_b2_protocol_conf.plci);
- if (chan >= 0)
- switch (card->bch[chan].fsm_state) {
- case ACT2000_STATE_ICALL:
- case ACT2000_STATE_OWAIT:
- ctmp = &card->bch[chan];
- if (msg->msg.select_b2_protocol_conf.info == 0)
- actcapi_select_b3_protocol_req(card, ctmp);
- else {
- ctmp->fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- }
- break;
- }
- break;
- case 0x8001:
- /* SELECT_B3_PROTOCOL_CONF */
- chan = find_plci(card, msg->msg.select_b3_protocol_conf.plci);
- if (chan >= 0)
- switch (card->bch[chan].fsm_state) {
- case ACT2000_STATE_ICALL:
- case ACT2000_STATE_OWAIT:
- ctmp = &card->bch[chan];
- if (msg->msg.select_b3_protocol_conf.info == 0)
- actcapi_listen_b3_req(card, ctmp);
- else {
- ctmp->fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- }
- }
- break;
- case 0x8101:
- /* LISTEN_B3_CONF */
- chan = find_plci(card, msg->msg.listen_b3_conf.plci);
- if (chan >= 0)
- switch (card->bch[chan].fsm_state) {
- case ACT2000_STATE_ICALL:
- ctmp = &card->bch[chan];
- if (msg->msg.listen_b3_conf.info == 0)
- actcapi_connect_resp(card, ctmp, 0);
- else {
- ctmp->fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- }
- break;
- case ACT2000_STATE_OWAIT:
- ctmp = &card->bch[chan];
- if (msg->msg.listen_b3_conf.info == 0) {
- actcapi_connect_b3_req(card, ctmp);
- ctmp->fsm_state = ACT2000_STATE_OBWAIT;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DCONN;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- } else {
- ctmp->fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- }
- break;
- }
- break;
- case 0x8201:
- /* CONNECT_B3_CONF */
- chan = find_plci(card, msg->msg.connect_b3_conf.plci);
- if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_OBWAIT)) {
- ctmp = &card->bch[chan];
- if (msg->msg.connect_b3_conf.info) {
- ctmp->fsm_state = ACT2000_STATE_NULL;
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = chan;
- card->interface.statcallb(&cmd);
- } else {
- ctmp->ncci = msg->msg.connect_b3_conf.ncci;
- ctmp->fsm_state = ACT2000_STATE_BWAIT;
- }
- }
- break;
- case 0x8401:
- /* DISCONNECT_B3_CONF */
- chan = find_ncci(card, msg->msg.disconnect_b3_conf.ncci);
- if ((chan >= 0) && (card->bch[chan].fsm_state == ACT2000_STATE_BHWAIT))
- card->bch[chan].fsm_state = ACT2000_STATE_BHWAIT2;
- break;
- case 0x0702:
- /* INFO_IND */
- chan = find_plci(card, msg->msg.info_ind.plci);
- if (chan >= 0)
- /* TODO: Eval Charging info / cause */
- actcapi_info_resp(card, &card->bch[chan]);
- break;
- case 0x0401:
- /* LISTEN_CONF */
- case 0x0501:
- /* LISTEN_CONF */
- case 0xff01:
- /* MANUFACTURER_CONF */
- break;
- case 0xff02:
- /* MANUFACTURER_IND */
- if (msg->msg.manuf_msg == 3) {
- memset(tmp, 0, sizeof(tmp));
- strncpy(tmp,
- &msg->msg.manufacturer_ind_err.errstring,
- msg->hdr.len - 16);
- if (msg->msg.manufacturer_ind_err.errcode)
- printk(KERN_WARNING "act2000: %s\n", tmp);
- else {
- printk(KERN_DEBUG "act2000: %s\n", tmp);
- if ((!strncmp(tmp, "INFO: Trace buffer con", 22)) ||
- (!strncmp(tmp, "INFO: Compile Date/Tim", 22))) {
- card->flags |= ACT2000_FLAGS_RUNNING;
- cmd.command = ISDN_STAT_RUN;
- cmd.driver = card->myid;
- cmd.arg = 0;
- actcapi_manufacturer_req_net(card);
- actcapi_manufacturer_req_msn(card);
- actcapi_listen_req(card);
- card->interface.statcallb(&cmd);
- }
- }
- }
- break;
- default:
- printk(KERN_WARNING "act2000: UNHANDLED Message %04x\n", ccmd);
- break;
- }
- dev_kfree_skb(skb);
- }
-}
-
-#ifdef DEBUG_MSG
-static void
-actcapi_debug_caddr(actcapi_addr *addr)
-{
- char tmp[30];
-
- printk(KERN_DEBUG " Alen = %d\n", addr->len);
- if (addr->len > 0)
- printk(KERN_DEBUG " Atnp = 0x%02x\n", addr->tnp);
- if (addr->len > 1) {
- memset(tmp, 0, 30);
- memcpy(tmp, addr->num, addr->len - 1);
- printk(KERN_DEBUG " Anum = '%s'\n", tmp);
- }
-}
-
-static void
-actcapi_debug_ncpi(actcapi_ncpi *ncpi)
-{
- printk(KERN_DEBUG " ncpi.len = %d\n", ncpi->len);
- if (ncpi->len >= 2)
- printk(KERN_DEBUG " ncpi.lic = 0x%04x\n", ncpi->lic);
- if (ncpi->len >= 4)
- printk(KERN_DEBUG " ncpi.hic = 0x%04x\n", ncpi->hic);
- if (ncpi->len >= 6)
- printk(KERN_DEBUG " ncpi.ltc = 0x%04x\n", ncpi->ltc);
- if (ncpi->len >= 8)
- printk(KERN_DEBUG " ncpi.htc = 0x%04x\n", ncpi->htc);
- if (ncpi->len >= 10)
- printk(KERN_DEBUG " ncpi.loc = 0x%04x\n", ncpi->loc);
- if (ncpi->len >= 12)
- printk(KERN_DEBUG " ncpi.hoc = 0x%04x\n", ncpi->hoc);
- if (ncpi->len >= 13)
- printk(KERN_DEBUG " ncpi.mod = %d\n", ncpi->modulo);
-}
-
-static void
-actcapi_debug_dlpd(actcapi_dlpd *dlpd)
-{
- printk(KERN_DEBUG " dlpd.len = %d\n", dlpd->len);
- if (dlpd->len >= 2)
- printk(KERN_DEBUG " dlpd.dlen = 0x%04x\n", dlpd->dlen);
- if (dlpd->len >= 3)
- printk(KERN_DEBUG " dlpd.laa = 0x%02x\n", dlpd->laa);
- if (dlpd->len >= 4)
- printk(KERN_DEBUG " dlpd.lab = 0x%02x\n", dlpd->lab);
- if (dlpd->len >= 5)
- printk(KERN_DEBUG " dlpd.modulo = %d\n", dlpd->modulo);
- if (dlpd->len >= 6)
- printk(KERN_DEBUG " dlpd.win = %d\n", dlpd->win);
-}
-
-#ifdef DEBUG_DUMP_SKB
-static void dump_skb(struct sk_buff *skb)
-{
- char tmp[80];
- char *p = skb->data;
- char *t = tmp;
- int i;
-
- for (i = 0; i < skb->len; i++) {
- t += sprintf(t, "%02x ", *p++ & 0xff);
- if ((i & 0x0f) == 8) {
- printk(KERN_DEBUG "dump: %s\n", tmp);
- t = tmp;
- }
- }
- if (i & 0x07)
- printk(KERN_DEBUG "dump: %s\n", tmp);
-}
-#endif
-
-void
-actcapi_debug_msg(struct sk_buff *skb, int direction)
-{
- actcapi_msg *msg = (actcapi_msg *)skb->data;
- char *descr;
- int i;
- char tmp[170];
-
-#ifndef DEBUG_DATA_MSG
- if (msg->hdr.cmd.cmd == 0x86)
- return;
-#endif
- descr = "INVALID";
-#ifdef DEBUG_DUMP_SKB
- dump_skb(skb);
-#endif
- for (i = 0; i < ARRAY_SIZE(valid_msg); i++)
- if ((msg->hdr.cmd.cmd == valid_msg[i].cmd.cmd) &&
- (msg->hdr.cmd.subcmd == valid_msg[i].cmd.subcmd)) {
- descr = valid_msg[i].description;
- break;
- }
- printk(KERN_DEBUG "%s %s msg\n", direction ? "Outgoing" : "Incoming", descr);
- printk(KERN_DEBUG " ApplID = %d\n", msg->hdr.applicationID);
- printk(KERN_DEBUG " Len = %d\n", msg->hdr.len);
- printk(KERN_DEBUG " MsgNum = 0x%04x\n", msg->hdr.msgnum);
- printk(KERN_DEBUG " Cmd = 0x%02x\n", msg->hdr.cmd.cmd);
- printk(KERN_DEBUG " SubCmd = 0x%02x\n", msg->hdr.cmd.subcmd);
- switch (i) {
- case 0:
- /* DATA B3 IND */
- printk(KERN_DEBUG " BLOCK = 0x%02x\n",
- msg->msg.data_b3_ind.blocknr);
- break;
- case 2:
- /* CONNECT CONF */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.connect_conf.plci);
- printk(KERN_DEBUG " Info = 0x%04x\n",
- msg->msg.connect_conf.info);
- break;
- case 3:
- /* CONNECT IND */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.connect_ind.plci);
- printk(KERN_DEBUG " Contr = %d\n",
- msg->msg.connect_ind.controller);
- printk(KERN_DEBUG " SI1 = %d\n",
- msg->msg.connect_ind.si1);
- printk(KERN_DEBUG " SI2 = %d\n",
- msg->msg.connect_ind.si2);
- printk(KERN_DEBUG " EAZ = '%c'\n",
- msg->msg.connect_ind.eaz);
- actcapi_debug_caddr(&msg->msg.connect_ind.addr);
- break;
- case 5:
- /* CONNECT ACTIVE IND */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.connect_active_ind.plci);
- actcapi_debug_caddr(&msg->msg.connect_active_ind.addr);
- break;
- case 8:
- /* LISTEN CONF */
- printk(KERN_DEBUG " Contr = %d\n",
- msg->msg.listen_conf.controller);
- printk(KERN_DEBUG " Info = 0x%04x\n",
- msg->msg.listen_conf.info);
- break;
- case 11:
- /* INFO IND */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.info_ind.plci);
- printk(KERN_DEBUG " Imsk = 0x%04x\n",
- msg->msg.info_ind.nr.mask);
- if (msg->hdr.len > 12) {
- int l = msg->hdr.len - 12;
- int j;
- char *p = tmp;
-
- for (j = 0; j < l; j++)
- p += sprintf(p, "%02x ", msg->msg.info_ind.el.display[j]);
- printk(KERN_DEBUG " D = '%s'\n", tmp);
- }
- break;
- case 14:
- /* SELECT B2 PROTOCOL CONF */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.select_b2_protocol_conf.plci);
- printk(KERN_DEBUG " Info = 0x%04x\n",
- msg->msg.select_b2_protocol_conf.info);
- break;
- case 15:
- /* SELECT B3 PROTOCOL CONF */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.select_b3_protocol_conf.plci);
- printk(KERN_DEBUG " Info = 0x%04x\n",
- msg->msg.select_b3_protocol_conf.info);
- break;
- case 16:
- /* LISTEN B3 CONF */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.listen_b3_conf.plci);
- printk(KERN_DEBUG " Info = 0x%04x\n",
- msg->msg.listen_b3_conf.info);
- break;
- case 18:
- /* CONNECT B3 IND */
- printk(KERN_DEBUG " NCCI = 0x%04x\n",
- msg->msg.connect_b3_ind.ncci);
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.connect_b3_ind.plci);
- actcapi_debug_ncpi(&msg->msg.connect_b3_ind.ncpi);
- break;
- case 19:
- /* CONNECT B3 ACTIVE IND */
- printk(KERN_DEBUG " NCCI = 0x%04x\n",
- msg->msg.connect_b3_active_ind.ncci);
- actcapi_debug_ncpi(&msg->msg.connect_b3_active_ind.ncpi);
- break;
- case 26:
- /* MANUFACTURER IND */
- printk(KERN_DEBUG " Mmsg = 0x%02x\n",
- msg->msg.manufacturer_ind_err.manuf_msg);
- switch (msg->msg.manufacturer_ind_err.manuf_msg) {
- case 3:
- printk(KERN_DEBUG " Contr = %d\n",
- msg->msg.manufacturer_ind_err.controller);
- printk(KERN_DEBUG " Code = 0x%08x\n",
- msg->msg.manufacturer_ind_err.errcode);
- memset(tmp, 0, sizeof(tmp));
- strncpy(tmp, &msg->msg.manufacturer_ind_err.errstring,
- msg->hdr.len - 16);
- printk(KERN_DEBUG " Emsg = '%s'\n", tmp);
- break;
- }
- break;
- case 30:
- /* LISTEN REQ */
- printk(KERN_DEBUG " Imsk = 0x%08x\n",
- msg->msg.listen_req.infomask);
- printk(KERN_DEBUG " Emsk = 0x%04x\n",
- msg->msg.listen_req.eazmask);
- printk(KERN_DEBUG " Smsk = 0x%04x\n",
- msg->msg.listen_req.simask);
- break;
- case 35:
- /* SELECT_B2_PROTOCOL_REQ */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.select_b2_protocol_req.plci);
- printk(KERN_DEBUG " prot = 0x%02x\n",
- msg->msg.select_b2_protocol_req.protocol);
- if (msg->hdr.len >= 11)
- printk(KERN_DEBUG "No dlpd\n");
- else
- actcapi_debug_dlpd(&msg->msg.select_b2_protocol_req.dlpd);
- break;
- case 44:
- /* CONNECT RESP */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.connect_resp.plci);
- printk(KERN_DEBUG " CAUSE = 0x%02x\n",
- msg->msg.connect_resp.rejectcause);
- break;
- case 45:
- /* CONNECT ACTIVE RESP */
- printk(KERN_DEBUG " PLCI = 0x%04x\n",
- msg->msg.connect_active_resp.plci);
- break;
- }
-}
-#endif
+++ /dev/null
-/* $Id: capi.h,v 1.6.6.2 2001/09/23 22:24:32 kai Exp $
- *
- * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
- *
- * Author Fritz Elfert
- * Copyright by Fritz Elfert <fritz@isdn4linux.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- * Thanks to Friedemann Baitinger and IBM Germany
- *
- */
-
-#ifndef CAPI_H
-#define CAPI_H
-
-/* Command-part of a CAPI message */
-typedef struct actcapi_msgcmd {
- __u8 cmd;
- __u8 subcmd;
-} actcapi_msgcmd;
-
-/* CAPI message header */
-typedef struct actcapi_msghdr {
- __u16 len;
- __u16 applicationID;
- actcapi_msgcmd cmd;
- __u16 msgnum;
-} actcapi_msghdr;
-
-/* CAPI message description (for debugging) */
-typedef struct actcapi_msgdsc {
- actcapi_msgcmd cmd;
- char *description;
-} actcapi_msgdsc;
-
-/* CAPI Address */
-typedef struct actcapi_addr {
- __u8 len; /* Length of element */
- __u8 tnp; /* Type/Numbering Plan */
- __u8 num[20]; /* Caller ID */
-} actcapi_addr;
-
-/* CAPI INFO element mask */
-typedef union actcapi_infonr { /* info number */
- __u16 mask; /* info-mask field */
- struct bmask { /* bit definitions */
- unsigned codes:3; /* code set */
- unsigned rsvd:5; /* reserved */
- unsigned svind:1; /* single, variable length ind. */
- unsigned wtype:7; /* W-element type */
- } bmask;
-} actcapi_infonr;
-
-/* CAPI INFO element */
-typedef union actcapi_infoel { /* info element */
- __u8 len; /* length of info element */
- __u8 display[40]; /* display contents */
- __u8 uuinfo[40]; /* User-user info field */
- struct cause { /* Cause information */
- unsigned ext2:1; /* extension */
- unsigned cod:2; /* coding standard */
- unsigned spare:1; /* spare */
- unsigned loc:4; /* location */
- unsigned ext1:1; /* extension */
- unsigned cval:7; /* Cause value */
- } cause;
- struct charge { /* Charging information */
- __u8 toc; /* type of charging info */
- __u8 unit[10]; /* charging units */
- } charge;
- __u8 date[20]; /* date fields */
- __u8 stat; /* state of remote party */
-} actcapi_infoel;
-
-/* Message for EAZ<->MSN Mapping */
-typedef struct actcapi_msn {
- __u8 eaz;
- __u8 len; /* Length of MSN */
- __u8 msn[15];
-} __attribute__((packed)) actcapi_msn;
-
-typedef struct actcapi_dlpd {
- __u8 len; /* Length of structure */
- __u16 dlen; /* Data Length */
- __u8 laa; /* Link Address A */
- __u8 lab; /* Link Address B */
- __u8 modulo; /* Modulo Mode */
- __u8 win; /* Window size */
- __u8 xid[100]; /* XID Information */
-} __attribute__((packed)) actcapi_dlpd;
-
-typedef struct actcapi_ncpd {
- __u8 len; /* Length of structure */
- __u16 lic;
- __u16 hic;
- __u16 ltc;
- __u16 htc;
- __u16 loc;
- __u16 hoc;
- __u8 modulo;
-} __attribute__((packed)) actcapi_ncpd;
-#define actcapi_ncpi actcapi_ncpd
-
-/*
- * Layout of NCCI field in a B3 DATA CAPI message is different from
- * standard at act2000:
- *
- * Bit 0-4 = PLCI
- * Bit 5-7 = Controller
- * Bit 8-15 = NCCI
- */
-#define MAKE_NCCI(plci, contr, ncci) \
- ((plci & 0x1f) | ((contr & 0x7) << 5) | ((ncci & 0xff) << 8))
-
-#define EVAL_NCCI(fakencci, plci, ncci) { \
- plci = fakencci & 0x1f; \
- ncci = (fakencci >> 8) & 0xff; \
- }
-
-/*
- * Layout of PLCI field in a B3 DATA CAPI message is different from
- * standard at act2000:
- *
- * Bit 0-4 = PLCI
- * Bit 5-7 = Controller
- * Bit 8-15 = reserved (must be 0)
- */
-
-typedef struct actcapi_msg {
- actcapi_msghdr hdr;
- union {
- __u16 manuf_msg;
- struct manufacturer_req_net {
- __u16 manuf_msg;
- __u16 controller;
- __u8 nettype;
- } manufacturer_req_net;
- struct manufacturer_req_v42 {
- __u16 manuf_msg;
- __u16 controller;
- __u32 v42control;
- } manufacturer_req_v42;
- struct manufacturer_conf_v42 {
- __u16 manuf_msg;
- __u16 controller;
- } manufacturer_conf_v42;
- struct manufacturer_req_err {
- __u16 manuf_msg;
- __u16 controller;
- } manufacturer_req_err;
- struct manufacturer_ind_err {
- __u16 manuf_msg;
- __u16 controller;
- __u32 errcode;
- __u8 errstring; /* actually up to 160 */
- } manufacturer_ind_err;
- struct manufacturer_req_msn {
- __u16 manuf_msg;
- __u16 controller;
- actcapi_msn msnmap;
- } __attribute ((packed)) manufacturer_req_msn;
- /* TODO: TraceInit-req/conf/ind/resp and
- * TraceDump-req/conf/ind/resp
- */
- struct connect_req {
- __u8 controller;
- __u8 bchan;
- __u32 infomask;
- __u8 si1;
- __u8 si2;
- __u8 eaz;
- actcapi_addr addr;
- } __attribute__ ((packed)) connect_req;
- struct connect_conf {
- __u16 plci;
- __u16 info;
- } connect_conf;
- struct connect_ind {
- __u16 plci;
- __u8 controller;
- __u8 si1;
- __u8 si2;
- __u8 eaz;
- actcapi_addr addr;
- } __attribute__ ((packed)) connect_ind;
- struct connect_resp {
- __u16 plci;
- __u8 rejectcause;
- } connect_resp;
- struct connect_active_ind {
- __u16 plci;
- actcapi_addr addr;
- } __attribute__ ((packed)) connect_active_ind;
- struct connect_active_resp {
- __u16 plci;
- } connect_active_resp;
- struct connect_b3_req {
- __u16 plci;
- actcapi_ncpi ncpi;
- } __attribute__ ((packed)) connect_b3_req;
- struct connect_b3_conf {
- __u16 plci;
- __u16 ncci;
- __u16 info;
- } connect_b3_conf;
- struct connect_b3_ind {
- __u16 ncci;
- __u16 plci;
- actcapi_ncpi ncpi;
- } __attribute__ ((packed)) connect_b3_ind;
- struct connect_b3_resp {
- __u16 ncci;
- __u8 rejectcause;
- actcapi_ncpi ncpi;
- } __attribute__ ((packed)) connect_b3_resp;
- struct disconnect_req {
- __u16 plci;
- __u8 cause;
- } disconnect_req;
- struct disconnect_conf {
- __u16 plci;
- __u16 info;
- } disconnect_conf;
- struct disconnect_ind {
- __u16 plci;
- __u16 info;
- } disconnect_ind;
- struct disconnect_resp {
- __u16 plci;
- } disconnect_resp;
- struct connect_b3_active_ind {
- __u16 ncci;
- actcapi_ncpi ncpi;
- } __attribute__ ((packed)) connect_b3_active_ind;
- struct connect_b3_active_resp {
- __u16 ncci;
- } connect_b3_active_resp;
- struct disconnect_b3_req {
- __u16 ncci;
- actcapi_ncpi ncpi;
- } __attribute__ ((packed)) disconnect_b3_req;
- struct disconnect_b3_conf {
- __u16 ncci;
- __u16 info;
- } disconnect_b3_conf;
- struct disconnect_b3_ind {
- __u16 ncci;
- __u16 info;
- actcapi_ncpi ncpi;
- } __attribute__ ((packed)) disconnect_b3_ind;
- struct disconnect_b3_resp {
- __u16 ncci;
- } disconnect_b3_resp;
- struct info_ind {
- __u16 plci;
- actcapi_infonr nr;
- actcapi_infoel el;
- } __attribute__ ((packed)) info_ind;
- struct info_resp {
- __u16 plci;
- } info_resp;
- struct listen_b3_req {
- __u16 plci;
- } listen_b3_req;
- struct listen_b3_conf {
- __u16 plci;
- __u16 info;
- } listen_b3_conf;
- struct select_b2_protocol_req {
- __u16 plci;
- __u8 protocol;
- actcapi_dlpd dlpd;
- } __attribute__ ((packed)) select_b2_protocol_req;
- struct select_b2_protocol_conf {
- __u16 plci;
- __u16 info;
- } select_b2_protocol_conf;
- struct select_b3_protocol_req {
- __u16 plci;
- __u8 protocol;
- actcapi_ncpd ncpd;
- } __attribute__ ((packed)) select_b3_protocol_req;
- struct select_b3_protocol_conf {
- __u16 plci;
- __u16 info;
- } select_b3_protocol_conf;
- struct listen_req {
- __u8 controller;
- __u32 infomask;
- __u16 eazmask;
- __u16 simask;
- } __attribute__ ((packed)) listen_req;
- struct listen_conf {
- __u8 controller;
- __u16 info;
- } __attribute__ ((packed)) listen_conf;
- struct data_b3_req {
- __u16 fakencci;
- __u16 datalen;
- __u32 unused;
- __u8 blocknr;
- __u16 flags;
- } __attribute ((packed)) data_b3_req;
- struct data_b3_ind {
- __u16 fakencci;
- __u16 datalen;
- __u32 unused;
- __u8 blocknr;
- __u16 flags;
- } __attribute__ ((packed)) data_b3_ind;
- struct data_b3_resp {
- __u16 ncci;
- __u8 blocknr;
- } __attribute__ ((packed)) data_b3_resp;
- struct data_b3_conf {
- __u16 ncci;
- __u8 blocknr;
- __u16 info;
- } __attribute__ ((packed)) data_b3_conf;
- } msg;
-} __attribute__ ((packed)) actcapi_msg;
-
-static inline unsigned short
-actcapi_nextsmsg(act2000_card *card)
-{
- unsigned long flags;
- unsigned short n;
-
- spin_lock_irqsave(&card->mnlock, flags);
- n = card->msgnum;
- card->msgnum++;
- card->msgnum &= 0x7fff;
- spin_unlock_irqrestore(&card->mnlock, flags);
- return n;
-}
-#define DEBUG_MSG
-#undef DEBUG_DATA_MSG
-#undef DEBUG_DUMP_SKB
-
-extern int actcapi_chkhdr(act2000_card *, actcapi_msghdr *);
-extern int actcapi_listen_req(act2000_card *);
-extern int actcapi_manufacturer_req_net(act2000_card *);
-extern int actcapi_manufacturer_req_errh(act2000_card *);
-extern int actcapi_manufacturer_req_msn(act2000_card *);
-extern int actcapi_connect_req(act2000_card *, act2000_chan *, char *, char, int, int);
-extern void actcapi_select_b2_protocol_req(act2000_card *, act2000_chan *);
-extern void actcapi_disconnect_b3_req(act2000_card *, act2000_chan *);
-extern void actcapi_connect_resp(act2000_card *, act2000_chan *, __u8);
-extern void actcapi_dispatch(struct work_struct *);
-#ifdef DEBUG_MSG
-extern void actcapi_debug_msg(struct sk_buff *skb, int);
-#else
-#define actcapi_debug_msg(skb, len)
-#endif
-#endif
+++ /dev/null
-/* $Id: module.c,v 1.14.6.4 2001/09/23 22:24:32 kai Exp $
- *
- * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
- *
- * Author Fritz Elfert
- * Copyright by Fritz Elfert <fritz@isdn4linux.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- * Thanks to Friedemann Baitinger and IBM Germany
- *
- */
-
-#include "act2000.h"
-#include "act2000_isa.h"
-#include "capi.h"
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/init.h>
-
-static unsigned short act2000_isa_ports[] = {
- 0x0200, 0x0240, 0x0280, 0x02c0, 0x0300, 0x0340, 0x0380,
- 0xcfe0, 0xcfa0, 0xcf60, 0xcf20, 0xcee0, 0xcea0, 0xce60,
-};
-
-static act2000_card *cards = (act2000_card *) NULL;
-
-/* Parameters to be set by insmod */
-static int act_bus;
-static int act_port = -1; /* -1 = Autoprobe */
-static int act_irq = -1;
-static char *act_id = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
-
-MODULE_DESCRIPTION("ISDN4Linux: Driver for IBM Active 2000 ISDN card");
-MODULE_AUTHOR("Fritz Elfert");
-MODULE_LICENSE("GPL");
-MODULE_PARM_DESC(act_bus, "BusType of first card, 1=ISA, 2=MCA, 3=PCMCIA, currently only ISA");
-MODULE_PARM_DESC(act_port, "Base port address of first card");
-MODULE_PARM_DESC(act_irq, "IRQ of first card");
-MODULE_PARM_DESC(act_id, "ID-String of first card");
-module_param(act_bus, int, 0);
-module_param(act_port, int, 0);
-module_param(act_irq, int, 0);
-module_param(act_id, charp, 0);
-
-static int act2000_addcard(int, int, int, char *);
-
-static act2000_chan *
-find_channel(act2000_card *card, int channel)
-{
- if ((channel >= 0) && (channel < ACT2000_BCH))
- return &(card->bch[channel]);
- printk(KERN_WARNING "act2000: Invalid channel %d\n", channel);
- return NULL;
-}
-
-/*
- * Free MSN list
- */
-static void
-act2000_clear_msn(act2000_card *card)
-{
- struct msn_entry *p = card->msn_list;
- struct msn_entry *q;
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
- card->msn_list = NULL;
- spin_unlock_irqrestore(&card->lock, flags);
- while (p) {
- q = p->next;
- kfree(p);
- p = q;
- }
-}
-
-/*
- * Find an MSN entry in the list.
- * If ia5 != 0, return IA5-encoded EAZ, else
- * return a bitmask with corresponding bit set.
- */
-static __u16
-act2000_find_msn(act2000_card *card, char *msn, int ia5)
-{
- struct msn_entry *p = card->msn_list;
- __u8 eaz = '0';
-
- while (p) {
- if (!strcmp(p->msn, msn)) {
- eaz = p->eaz;
- break;
- }
- p = p->next;
- }
- if (!ia5)
- return 1 << (eaz - '0');
- else
- return eaz;
-}
-
-/*
- * Find an EAZ entry in the list.
- * return a string with corresponding msn.
- */
-char *
-act2000_find_eaz(act2000_card *card, char eaz)
-{
- struct msn_entry *p = card->msn_list;
-
- while (p) {
- if (p->eaz == eaz)
- return p->msn;
- p = p->next;
- }
- return "\0";
-}
-
-/*
- * Add or delete an MSN to the MSN list
- *
- * First character of msneaz is EAZ, rest is MSN.
- * If length of eazmsn is 1, delete that entry.
- */
-static int
-act2000_set_msn(act2000_card *card, char *eazmsn)
-{
- struct msn_entry *p = card->msn_list;
- struct msn_entry *q = NULL;
- unsigned long flags;
- int i;
-
- if (!strlen(eazmsn))
- return 0;
- if (strlen(eazmsn) > 16)
- return -EINVAL;
- for (i = 0; i < strlen(eazmsn); i++)
- if (!isdigit(eazmsn[i]))
- return -EINVAL;
- if (strlen(eazmsn) == 1) {
- /* Delete a single MSN */
- while (p) {
- if (p->eaz == eazmsn[0]) {
- spin_lock_irqsave(&card->lock, flags);
- if (q)
- q->next = p->next;
- else
- card->msn_list = p->next;
- spin_unlock_irqrestore(&card->lock, flags);
- kfree(p);
- printk(KERN_DEBUG
- "Mapping for EAZ %c deleted\n",
- eazmsn[0]);
- return 0;
- }
- q = p;
- p = p->next;
- }
- return 0;
- }
- /* Add a single MSN */
- while (p) {
- /* Found in list, replace MSN */
- if (p->eaz == eazmsn[0]) {
- spin_lock_irqsave(&card->lock, flags);
- strcpy(p->msn, &eazmsn[1]);
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_DEBUG
- "Mapping for EAZ %c changed to %s\n",
- eazmsn[0],
- &eazmsn[1]);
- return 0;
- }
- p = p->next;
- }
- /* Not found in list, add new entry */
- p = kmalloc(sizeof(msn_entry), GFP_KERNEL);
- if (!p)
- return -ENOMEM;
- p->eaz = eazmsn[0];
- strcpy(p->msn, &eazmsn[1]);
- p->next = card->msn_list;
- spin_lock_irqsave(&card->lock, flags);
- card->msn_list = p;
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_DEBUG
- "Mapping %c -> %s added\n",
- eazmsn[0],
- &eazmsn[1]);
- return 0;
-}
-
-static void
-act2000_transmit(struct work_struct *work)
-{
- struct act2000_card *card =
- container_of(work, struct act2000_card, snd_tq);
-
- switch (card->bus) {
- case ACT2000_BUS_ISA:
- act2000_isa_send(card);
- break;
- case ACT2000_BUS_PCMCIA:
- case ACT2000_BUS_MCA:
- default:
- printk(KERN_WARNING
- "act2000_transmit: Illegal bustype %d\n", card->bus);
- }
-}
-
-static void
-act2000_receive(struct work_struct *work)
-{
- struct act2000_card *card =
- container_of(work, struct act2000_card, poll_tq);
-
- switch (card->bus) {
- case ACT2000_BUS_ISA:
- act2000_isa_receive(card);
- break;
- case ACT2000_BUS_PCMCIA:
- case ACT2000_BUS_MCA:
- default:
- printk(KERN_WARNING
- "act2000_receive: Illegal bustype %d\n", card->bus);
- }
-}
-
-static void
-act2000_poll(unsigned long data)
-{
- act2000_card *card = (act2000_card *)data;
- unsigned long flags;
-
- act2000_receive(&card->poll_tq);
- spin_lock_irqsave(&card->lock, flags);
- mod_timer(&card->ptimer, jiffies + 3);
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static int
-act2000_command(act2000_card *card, isdn_ctrl *c)
-{
- ulong a;
- act2000_chan *chan;
- act2000_cdef cdef;
- isdn_ctrl cmd;
- char tmp[17];
- int ret;
- unsigned long flags;
- void __user *arg;
-
- switch (c->command) {
- case ISDN_CMD_IOCTL:
- memcpy(&a, c->parm.num, sizeof(ulong));
- arg = (void __user *)a;
- switch (c->arg) {
- case ACT2000_IOCTL_LOADBOOT:
- switch (card->bus) {
- case ACT2000_BUS_ISA:
- ret = act2000_isa_download(card,
- arg);
- if (!ret) {
- card->flags |= ACT2000_FLAGS_LOADED;
- if (!(card->flags & ACT2000_FLAGS_IVALID)) {
- card->ptimer.expires = jiffies + 3;
- card->ptimer.function = act2000_poll;
- card->ptimer.data = (unsigned long)card;
- add_timer(&card->ptimer);
- }
- actcapi_manufacturer_req_errh(card);
- }
- break;
- default:
- printk(KERN_WARNING
- "act2000: Illegal BUS type %d\n",
- card->bus);
- ret = -EIO;
- }
- return ret;
- case ACT2000_IOCTL_SETPROTO:
- card->ptype = a ? ISDN_PTYPE_EURO : ISDN_PTYPE_1TR6;
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return 0;
- actcapi_manufacturer_req_net(card);
- return 0;
- case ACT2000_IOCTL_SETMSN:
- if (copy_from_user(tmp, arg,
- sizeof(tmp)))
- return -EFAULT;
- ret = act2000_set_msn(card, tmp);
- if (ret)
- return ret;
- if (card->flags & ACT2000_FLAGS_RUNNING)
- return actcapi_manufacturer_req_msn(card);
- return 0;
- case ACT2000_IOCTL_ADDCARD:
- if (copy_from_user(&cdef, arg,
- sizeof(cdef)))
- return -EFAULT;
- if (act2000_addcard(cdef.bus, cdef.port, cdef.irq, cdef.id))
- return -EIO;
- return 0;
- case ACT2000_IOCTL_TEST:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- return 0;
- default:
- return -EINVAL;
- }
- break;
- case ISDN_CMD_DIAL:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- spin_lock_irqsave(&card->lock, flags);
- if (chan->fsm_state != ACT2000_STATE_NULL) {
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_WARNING "Dial on channel with state %d\n",
- chan->fsm_state);
- return -EBUSY;
- }
- if (card->ptype == ISDN_PTYPE_EURO)
- tmp[0] = act2000_find_msn(card, c->parm.setup.eazmsn, 1);
- else
- tmp[0] = c->parm.setup.eazmsn[0];
- chan->fsm_state = ACT2000_STATE_OCALL;
- chan->callref = 0xffff;
- spin_unlock_irqrestore(&card->lock, flags);
- ret = actcapi_connect_req(card, chan, c->parm.setup.phone,
- tmp[0], c->parm.setup.si1,
- c->parm.setup.si2);
- if (ret) {
- cmd.driver = card->myid;
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg &= 0x0f;
- card->interface.statcallb(&cmd);
- }
- return ret;
- case ISDN_CMD_ACCEPTD:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- if (chan->fsm_state == ACT2000_STATE_ICALL)
- actcapi_select_b2_protocol_req(card, chan);
- return 0;
- case ISDN_CMD_ACCEPTB:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- return 0;
- case ISDN_CMD_HANGUP:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- switch (chan->fsm_state) {
- case ACT2000_STATE_ICALL:
- case ACT2000_STATE_BSETUP:
- actcapi_connect_resp(card, chan, 0x15);
- break;
- case ACT2000_STATE_ACTIVE:
- actcapi_disconnect_b3_req(card, chan);
- break;
- }
- return 0;
- case ISDN_CMD_SETEAZ:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- if (strlen(c->parm.num)) {
- if (card->ptype == ISDN_PTYPE_EURO) {
- chan->eazmask = act2000_find_msn(card, c->parm.num, 0);
- }
- if (card->ptype == ISDN_PTYPE_1TR6) {
- int i;
-
- chan->eazmask = 0;
- for (i = 0; i < strlen(c->parm.num); i++)
- if (isdigit(c->parm.num[i]))
- chan->eazmask |= (1 << (c->parm.num[i] - '0'));
- }
- } else
- chan->eazmask = 0x3ff;
- actcapi_listen_req(card);
- return 0;
- case ISDN_CMD_CLREAZ:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- chan->eazmask = 0;
- actcapi_listen_req(card);
- return 0;
- case ISDN_CMD_SETL2:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- chan->l2prot = (c->arg >> 8);
- return 0;
- case ISDN_CMD_SETL3:
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- if ((c->arg >> 8) != ISDN_PROTO_L3_TRANS) {
- printk(KERN_WARNING "L3 protocol unknown\n");
- return -1;
- }
- if (!(chan = find_channel(card, c->arg & 0x0f)))
- break;
- chan->l3prot = (c->arg >> 8);
- return 0;
- }
-
- return -EINVAL;
-}
-
-static int
-act2000_sendbuf(act2000_card *card, int channel, int ack, struct sk_buff *skb)
-{
- struct sk_buff *xmit_skb;
- int len;
- act2000_chan *chan;
- actcapi_msg *msg;
-
- if (!(chan = find_channel(card, channel)))
- return -1;
- if (chan->fsm_state != ACT2000_STATE_ACTIVE)
- return -1;
- len = skb->len;
- if ((chan->queued + len) >= ACT2000_MAX_QUEUED)
- return 0;
- if (!len)
- return 0;
- if (skb_headroom(skb) < 19) {
- printk(KERN_WARNING "act2000_sendbuf: Headroom only %d\n",
- skb_headroom(skb));
- xmit_skb = alloc_skb(len + 19, GFP_ATOMIC);
- if (!xmit_skb) {
- printk(KERN_WARNING "act2000_sendbuf: Out of memory\n");
- return 0;
- }
- skb_reserve(xmit_skb, 19);
- skb_copy_from_linear_data(skb, skb_put(xmit_skb, len), len);
- } else {
- xmit_skb = skb_clone(skb, GFP_ATOMIC);
- if (!xmit_skb) {
- printk(KERN_WARNING "act2000_sendbuf: Out of memory\n");
- return 0;
- }
- }
- dev_kfree_skb(skb);
- msg = (actcapi_msg *)skb_push(xmit_skb, 19);
- msg->hdr.len = 19 + len;
- msg->hdr.applicationID = 1;
- msg->hdr.cmd.cmd = 0x86;
- msg->hdr.cmd.subcmd = 0x00;
- msg->hdr.msgnum = actcapi_nextsmsg(card);
- msg->msg.data_b3_req.datalen = len;
- msg->msg.data_b3_req.blocknr = (msg->hdr.msgnum & 0xff);
- msg->msg.data_b3_req.fakencci = MAKE_NCCI(chan->plci, 0, chan->ncci);
- msg->msg.data_b3_req.flags = ack; /* Will be set to 0 on actual sending */
- actcapi_debug_msg(xmit_skb, 1);
- chan->queued += len;
- skb_queue_tail(&card->sndq, xmit_skb);
- act2000_schedule_tx(card);
- return len;
-}
-
-
-/* Read the Status-replies from the Interface */
-static int
-act2000_readstatus(u_char __user *buf, int len, act2000_card *card)
-{
- int count;
- u_char __user *p;
-
- for (p = buf, count = 0; count < len; p++, count++) {
- if (card->status_buf_read == card->status_buf_write)
- return count;
- put_user(*card->status_buf_read++, p);
- if (card->status_buf_read > card->status_buf_end)
- card->status_buf_read = card->status_buf;
- }
- return count;
-}
-
-/*
- * Find card with given driverId
- */
-static inline act2000_card *
-act2000_findcard(int driverid)
-{
- act2000_card *p = cards;
-
- while (p) {
- if (p->myid == driverid)
- return p;
- p = p->next;
- }
- return (act2000_card *) 0;
-}
-
-/*
- * Wrapper functions for interface to linklevel
- */
-static int
-if_command(isdn_ctrl *c)
-{
- act2000_card *card = act2000_findcard(c->driver);
-
- if (card)
- return act2000_command(card, c);
- printk(KERN_ERR
- "act2000: if_command %d called with invalid driverId %d!\n",
- c->command, c->driver);
- return -ENODEV;
-}
-
-static int
-if_writecmd(const u_char __user *buf, int len, int id, int channel)
-{
- act2000_card *card = act2000_findcard(id);
-
- if (card) {
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- return len;
- }
- printk(KERN_ERR
- "act2000: if_writecmd called with invalid driverId!\n");
- return -ENODEV;
-}
-
-static int
-if_readstatus(u_char __user *buf, int len, int id, int channel)
-{
- act2000_card *card = act2000_findcard(id);
-
- if (card) {
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- return act2000_readstatus(buf, len, card);
- }
- printk(KERN_ERR
- "act2000: if_readstatus called with invalid driverId!\n");
- return -ENODEV;
-}
-
-static int
-if_sendbuf(int id, int channel, int ack, struct sk_buff *skb)
-{
- act2000_card *card = act2000_findcard(id);
-
- if (card) {
- if (!(card->flags & ACT2000_FLAGS_RUNNING))
- return -ENODEV;
- return act2000_sendbuf(card, channel, ack, skb);
- }
- printk(KERN_ERR
- "act2000: if_sendbuf called with invalid driverId!\n");
- return -ENODEV;
-}
-
-
-/*
- * Allocate a new card-struct, initialize it
- * link it into cards-list.
- */
-static void
-act2000_alloccard(int bus, int port, int irq, char *id)
-{
- int i;
- act2000_card *card;
-
- if (!(card = kzalloc(sizeof(act2000_card), GFP_KERNEL))) {
- printk(KERN_WARNING
- "act2000: (%s) Could not allocate card-struct.\n", id);
- return;
- }
- spin_lock_init(&card->lock);
- spin_lock_init(&card->mnlock);
- skb_queue_head_init(&card->sndq);
- skb_queue_head_init(&card->rcvq);
- skb_queue_head_init(&card->ackq);
- INIT_WORK(&card->snd_tq, act2000_transmit);
- INIT_WORK(&card->rcv_tq, actcapi_dispatch);
- INIT_WORK(&card->poll_tq, act2000_receive);
- init_timer(&card->ptimer);
- card->interface.owner = THIS_MODULE;
- card->interface.channels = ACT2000_BCH;
- card->interface.maxbufsize = 4000;
- card->interface.command = if_command;
- card->interface.writebuf_skb = if_sendbuf;
- card->interface.writecmd = if_writecmd;
- card->interface.readstat = if_readstatus;
- card->interface.features =
- ISDN_FEATURE_L2_X75I |
- ISDN_FEATURE_L2_HDLC |
- ISDN_FEATURE_L3_TRANS |
- ISDN_FEATURE_P_UNKNOWN;
- card->interface.hl_hdrlen = 20;
- card->ptype = ISDN_PTYPE_EURO;
- strlcpy(card->interface.id, id, sizeof(card->interface.id));
- for (i = 0; i < ACT2000_BCH; i++) {
- card->bch[i].plci = 0x8000;
- card->bch[i].ncci = 0x8000;
- card->bch[i].l2prot = ISDN_PROTO_L2_X75I;
- card->bch[i].l3prot = ISDN_PROTO_L3_TRANS;
- }
- card->myid = -1;
- card->bus = bus;
- card->port = port;
- card->irq = irq;
- card->next = cards;
- cards = card;
-}
-
-/*
- * register card at linklevel
- */
-static int
-act2000_registercard(act2000_card *card)
-{
- switch (card->bus) {
- case ACT2000_BUS_ISA:
- break;
- case ACT2000_BUS_MCA:
- case ACT2000_BUS_PCMCIA:
- default:
- printk(KERN_WARNING
- "act2000: Illegal BUS type %d\n",
- card->bus);
- return -1;
- }
- if (!register_isdn(&card->interface)) {
- printk(KERN_WARNING
- "act2000: Unable to register %s\n",
- card->interface.id);
- return -1;
- }
- card->myid = card->interface.channels;
- sprintf(card->regname, "act2000-isdn (%s)", card->interface.id);
- return 0;
-}
-
-static void
-unregister_card(act2000_card *card)
-{
- isdn_ctrl cmd;
-
- cmd.command = ISDN_STAT_UNLOAD;
- cmd.driver = card->myid;
- card->interface.statcallb(&cmd);
- switch (card->bus) {
- case ACT2000_BUS_ISA:
- act2000_isa_release(card);
- break;
- case ACT2000_BUS_MCA:
- case ACT2000_BUS_PCMCIA:
- default:
- printk(KERN_WARNING
- "act2000: Invalid BUS type %d\n",
- card->bus);
- break;
- }
-}
-
-static int
-act2000_addcard(int bus, int port, int irq, char *id)
-{
- act2000_card *p;
- act2000_card *q = NULL;
- int initialized;
- int added = 0;
- int failed = 0;
- int i;
-
- if (!bus)
- bus = ACT2000_BUS_ISA;
- if (port != -1) {
- /* Port defined, do fixed setup */
- act2000_alloccard(bus, port, irq, id);
- } else {
- /* No port defined, perform autoprobing.
- * This may result in more than one card detected.
- */
- switch (bus) {
- case ACT2000_BUS_ISA:
- for (i = 0; i < ARRAY_SIZE(act2000_isa_ports); i++)
- if (act2000_isa_detect(act2000_isa_ports[i])) {
- printk(KERN_INFO "act2000: Detected "
- "ISA card at port 0x%x\n",
- act2000_isa_ports[i]);
- act2000_alloccard(bus,
- act2000_isa_ports[i], irq, id);
- }
- break;
- case ACT2000_BUS_MCA:
- case ACT2000_BUS_PCMCIA:
- default:
- printk(KERN_WARNING
- "act2000: addcard: Invalid BUS type %d\n", bus);
- }
- }
- if (!cards)
- return 1;
- p = cards;
- while (p) {
- initialized = 0;
- if (!p->interface.statcallb) {
- /* Not yet registered.
- * Try to register and activate it.
- */
- added++;
- switch (p->bus) {
- case ACT2000_BUS_ISA:
- if (act2000_isa_detect(p->port)) {
- if (act2000_registercard(p))
- break;
- if (act2000_isa_config_port(p, p->port)) {
- printk(KERN_WARNING
- "act2000: Could not request port 0x%04x\n",
- p->port);
- unregister_card(p);
- p->interface.statcallb = NULL;
- break;
- }
- if (act2000_isa_config_irq(p, p->irq)) {
- printk(KERN_INFO
- "act2000: No IRQ available, fallback to polling\n");
- /* Fall back to polled operation */
- p->irq = 0;
- }
- printk(KERN_INFO
- "act2000: ISA"
- "-type card at port "
- "0x%04x ",
- p->port);
- if (p->irq)
- printk("irq %d\n", p->irq);
- else
- printk("polled\n");
- initialized = 1;
- }
- break;
- case ACT2000_BUS_MCA:
- case ACT2000_BUS_PCMCIA:
- default:
- printk(KERN_WARNING
- "act2000: addcard: Invalid BUS type %d\n",
- p->bus);
- }
- } else
- /* Card already initialized */
- initialized = 1;
- if (initialized) {
- /* Init OK, next card ... */
- q = p;
- p = p->next;
- } else {
- /* Init failed, remove card from list, free memory */
- printk(KERN_WARNING
- "act2000: Initialization of %s failed\n",
- p->interface.id);
- if (q) {
- q->next = p->next;
- kfree(p);
- p = q->next;
- } else {
- cards = p->next;
- kfree(p);
- p = cards;
- }
- failed++;
- }
- }
- return added - failed;
-}
-
-#define DRIVERNAME "IBM Active 2000 ISDN driver"
-
-static int __init act2000_init(void)
-{
- printk(KERN_INFO "%s\n", DRIVERNAME);
- if (!cards)
- act2000_addcard(act_bus, act_port, act_irq, act_id);
- if (!cards)
- printk(KERN_INFO "act2000: No cards defined yet\n");
- return 0;
-}
-
-static void __exit act2000_exit(void)
-{
- act2000_card *card = cards;
- act2000_card *last;
-
- while (card) {
- unregister_card(card);
- del_timer_sync(&card->ptimer);
- card = card->next;
- }
- card = cards;
- while (card) {
- last = card;
- card = card->next;
- act2000_clear_msn(last);
- kfree(last);
- }
- printk(KERN_INFO "%s unloaded\n", DRIVERNAME);
-}
-
-module_init(act2000_init);
-module_exit(act2000_exit);
+++ /dev/null
-config ISDN_DRV_ICN
- tristate "ICN 2B and 4B support"
- depends on ISA
- help
- This enables support for two kinds of ISDN-cards made by a German
- company called ICN. 2B is the standard version for a single ISDN
- line with two B-channels, 4B supports two ISDN lines. For running
- this card, additional firmware is necessary, which has to be
- downloaded into the card using a utility which is distributed
- separately. See <file:Documentation/isdn/README> and
- <file:Documentation/isdn/README.icn> for more
- information.
+++ /dev/null
-# Makefile for the icn ISDN device driver
-
-# Each configuration option enables a list of files.
-
-obj-$(CONFIG_ISDN_DRV_ICN) += icn.o
+++ /dev/null
-/* $Id: icn.c,v 1.65.6.8 2001/09/23 22:24:55 kai Exp $
- *
- * ISDN low-level module for the ICN active ISDN-Card.
- *
- * Copyright 1994,95,96 by Fritz Elfert (fritz@isdn4linux.de)
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- */
-
-#include "icn.h"
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/sched.h>
-
-static int portbase = ICN_BASEADDR;
-static unsigned long membase = ICN_MEMADDR;
-static char *icn_id = "\0";
-static char *icn_id2 = "\0";
-
-MODULE_DESCRIPTION("ISDN4Linux: Driver for ICN active ISDN card");
-MODULE_AUTHOR("Fritz Elfert");
-MODULE_LICENSE("GPL");
-module_param(portbase, int, 0);
-MODULE_PARM_DESC(portbase, "Port address of first card");
-module_param(membase, ulong, 0);
-MODULE_PARM_DESC(membase, "Shared memory address of all cards");
-module_param(icn_id, charp, 0);
-MODULE_PARM_DESC(icn_id, "ID-String of first card");
-module_param(icn_id2, charp, 0);
-MODULE_PARM_DESC(icn_id2, "ID-String of first card, second S0 (4B only)");
-
-/*
- * Verbose bootcode- and protocol-downloading.
- */
-#undef BOOT_DEBUG
-
-/*
- * Verbose Shmem-Mapping.
- */
-#undef MAP_DEBUG
-
-static char
-*revision = "$Revision: 1.65.6.8 $";
-
-static int icn_addcard(int, char *, char *);
-
-/*
- * Free send-queue completely.
- * Parameter:
- * card = pointer to card struct
- * channel = channel number
- */
-static void
-icn_free_queue(icn_card *card, int channel)
-{
- struct sk_buff_head *queue = &card->spqueue[channel];
- struct sk_buff *skb;
-
- skb_queue_purge(queue);
- card->xlen[channel] = 0;
- card->sndcount[channel] = 0;
- skb = card->xskb[channel];
- if (skb) {
- card->xskb[channel] = NULL;
- dev_kfree_skb(skb);
- }
-}
-
-/* Put a value into a shift-register, highest bit first.
- * Parameters:
- * port = port for output (bit 0 is significant)
- * val = value to be output
- * firstbit = Bit-Number of highest bit
- * bitcount = Number of bits to output
- */
-static inline void
-icn_shiftout(unsigned short port,
- unsigned long val,
- int firstbit,
- int bitcount)
-{
- register u_char s;
- register u_char c;
-
- for (s = firstbit, c = bitcount; c > 0; s--, c--)
- OUTB_P((u_char)((val >> s) & 1) ? 0xff : 0, port);
-}
-
-/*
- * disable a cards shared memory
- */
-static inline void
-icn_disable_ram(icn_card *card)
-{
- OUTB_P(0, ICN_MAPRAM);
-}
-
-/*
- * enable a cards shared memory
- */
-static inline void
-icn_enable_ram(icn_card *card)
-{
- OUTB_P(0xff, ICN_MAPRAM);
-}
-
-/*
- * Map a cards channel0 (Bank0/Bank8) or channel1 (Bank4/Bank12)
- *
- * must called with holding the devlock
- */
-static inline void
-icn_map_channel(icn_card *card, int channel)
-{
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "icn_map_channel %d %d\n", dev.channel, channel);
-#endif
- if ((channel == dev.channel) && (card == dev.mcard))
- return;
- if (dev.mcard)
- icn_disable_ram(dev.mcard);
- icn_shiftout(ICN_BANK, chan2bank[channel], 3, 4); /* Select Bank */
- icn_enable_ram(card);
- dev.mcard = card;
- dev.channel = channel;
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "icn_map_channel done\n");
-#endif
-}
-
-/*
- * Lock a cards channel.
- * Return 0 if requested card/channel is unmapped (failure).
- * Return 1 on success.
- *
- * must called with holding the devlock
- */
-static inline int
-icn_lock_channel(icn_card *card, int channel)
-{
- register int retval;
-
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "icn_lock_channel %d\n", channel);
-#endif
- if ((dev.channel == channel) && (card == dev.mcard)) {
- dev.chanlock++;
- retval = 1;
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "icn_lock_channel %d OK\n", channel);
-#endif
- } else {
- retval = 0;
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "icn_lock_channel %d FAILED, dc=%d\n", channel, dev.channel);
-#endif
- }
- return retval;
-}
-
-/*
- * Release current card/channel lock
- *
- * must called with holding the devlock
- */
-static inline void
-__icn_release_channel(void)
-{
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "icn_release_channel l=%d\n", dev.chanlock);
-#endif
- if (dev.chanlock > 0)
- dev.chanlock--;
-}
-
-/*
- * Release current card/channel lock
- */
-static inline void
-icn_release_channel(void)
-{
- ulong flags;
-
- spin_lock_irqsave(&dev.devlock, flags);
- __icn_release_channel();
- spin_unlock_irqrestore(&dev.devlock, flags);
-}
-
-/*
- * Try to map and lock a cards channel.
- * Return 1 on success, 0 on failure.
- */
-static inline int
-icn_trymaplock_channel(icn_card *card, int channel)
-{
- ulong flags;
-
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "trymaplock c=%d dc=%d l=%d\n", channel, dev.channel,
- dev.chanlock);
-#endif
- spin_lock_irqsave(&dev.devlock, flags);
- if ((!dev.chanlock) ||
- ((dev.channel == channel) && (dev.mcard == card))) {
- dev.chanlock++;
- icn_map_channel(card, channel);
- spin_unlock_irqrestore(&dev.devlock, flags);
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "trymaplock %d OK\n", channel);
-#endif
- return 1;
- }
- spin_unlock_irqrestore(&dev.devlock, flags);
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "trymaplock %d FAILED\n", channel);
-#endif
- return 0;
-}
-
-/*
- * Release current card/channel lock,
- * then map same or other channel without locking.
- */
-static inline void
-icn_maprelease_channel(icn_card *card, int channel)
-{
- ulong flags;
-
-#ifdef MAP_DEBUG
- printk(KERN_DEBUG "map_release c=%d l=%d\n", channel, dev.chanlock);
-#endif
- spin_lock_irqsave(&dev.devlock, flags);
- if (dev.chanlock > 0)
- dev.chanlock--;
- if (!dev.chanlock)
- icn_map_channel(card, channel);
- spin_unlock_irqrestore(&dev.devlock, flags);
-}
-
-/* Get Data from the B-Channel, assemble fragmented packets and put them
- * into receive-queue. Wake up any B-Channel-reading processes.
- * This routine is called via timer-callback from icn_pollbchan().
- */
-
-static void
-icn_pollbchan_receive(int channel, icn_card *card)
-{
- int mch = channel + ((card->secondhalf) ? 2 : 0);
- int eflag;
- int cnt;
- struct sk_buff *skb;
-
- if (icn_trymaplock_channel(card, mch)) {
- while (rbavl) {
- cnt = readb(&rbuf_l);
- if ((card->rcvidx[channel] + cnt) > 4000) {
- printk(KERN_WARNING
- "icn: (%s) bogus packet on ch%d, dropping.\n",
- CID,
- channel + 1);
- card->rcvidx[channel] = 0;
- eflag = 0;
- } else {
- memcpy_fromio(&card->rcvbuf[channel][card->rcvidx[channel]],
- &rbuf_d, cnt);
- card->rcvidx[channel] += cnt;
- eflag = readb(&rbuf_f);
- }
- rbnext;
- icn_maprelease_channel(card, mch & 2);
- if (!eflag) {
- cnt = card->rcvidx[channel];
- if (cnt) {
- skb = dev_alloc_skb(cnt);
- if (!skb) {
- printk(KERN_WARNING "icn: receive out of memory\n");
- break;
- }
- memcpy(skb_put(skb, cnt), card->rcvbuf[channel], cnt);
- card->rcvidx[channel] = 0;
- card->interface.rcvcallb_skb(card->myid, channel, skb);
- }
- }
- if (!icn_trymaplock_channel(card, mch))
- break;
- }
- icn_maprelease_channel(card, mch & 2);
- }
-}
-
-/* Send data-packet to B-Channel, split it up into fragments of
- * ICN_FRAGSIZE length. If last fragment is sent out, signal
- * success to upper layers via statcallb with ISDN_STAT_BSENT argument.
- * This routine is called via timer-callback from icn_pollbchan() or
- * directly from icn_sendbuf().
- */
-
-static void
-icn_pollbchan_send(int channel, icn_card *card)
-{
- int mch = channel + ((card->secondhalf) ? 2 : 0);
- int cnt;
- unsigned long flags;
- struct sk_buff *skb;
- isdn_ctrl cmd;
-
- if (!(card->sndcount[channel] || card->xskb[channel] ||
- !skb_queue_empty(&card->spqueue[channel])))
- return;
- if (icn_trymaplock_channel(card, mch)) {
- while (sbfree &&
- (card->sndcount[channel] ||
- !skb_queue_empty(&card->spqueue[channel]) ||
- card->xskb[channel])) {
- spin_lock_irqsave(&card->lock, flags);
- if (card->xmit_lock[channel]) {
- spin_unlock_irqrestore(&card->lock, flags);
- break;
- }
- card->xmit_lock[channel]++;
- spin_unlock_irqrestore(&card->lock, flags);
- skb = card->xskb[channel];
- if (!skb) {
- skb = skb_dequeue(&card->spqueue[channel]);
- if (skb) {
- /* Pop ACK-flag off skb.
- * Store length to xlen.
- */
- if (*(skb_pull(skb, 1)))
- card->xlen[channel] = skb->len;
- else
- card->xlen[channel] = 0;
- }
- }
- if (!skb)
- break;
- if (skb->len > ICN_FRAGSIZE) {
- writeb(0xff, &sbuf_f);
- cnt = ICN_FRAGSIZE;
- } else {
- writeb(0x0, &sbuf_f);
- cnt = skb->len;
- }
- writeb(cnt, &sbuf_l);
- memcpy_toio(&sbuf_d, skb->data, cnt);
- skb_pull(skb, cnt);
- sbnext; /* switch to next buffer */
- icn_maprelease_channel(card, mch & 2);
- spin_lock_irqsave(&card->lock, flags);
- card->sndcount[channel] -= cnt;
- if (!skb->len) {
- if (card->xskb[channel])
- card->xskb[channel] = NULL;
- card->xmit_lock[channel] = 0;
- spin_unlock_irqrestore(&card->lock, flags);
- dev_kfree_skb(skb);
- if (card->xlen[channel]) {
- cmd.command = ISDN_STAT_BSENT;
- cmd.driver = card->myid;
- cmd.arg = channel;
- cmd.parm.length = card->xlen[channel];
- card->interface.statcallb(&cmd);
- }
- } else {
- card->xskb[channel] = skb;
- card->xmit_lock[channel] = 0;
- spin_unlock_irqrestore(&card->lock, flags);
- }
- if (!icn_trymaplock_channel(card, mch))
- break;
- }
- icn_maprelease_channel(card, mch & 2);
- }
-}
-
-/* Send/Receive Data to/from the B-Channel.
- * This routine is called via timer-callback.
- * It schedules itself while any B-Channel is open.
- */
-
-static void
-icn_pollbchan(unsigned long data)
-{
- icn_card *card = (icn_card *)data;
- unsigned long flags;
-
- if (card->flags & ICN_FLAGS_B1ACTIVE) {
- icn_pollbchan_receive(0, card);
- icn_pollbchan_send(0, card);
- }
- if (card->flags & ICN_FLAGS_B2ACTIVE) {
- icn_pollbchan_receive(1, card);
- icn_pollbchan_send(1, card);
- }
- if (card->flags & (ICN_FLAGS_B1ACTIVE | ICN_FLAGS_B2ACTIVE)) {
- /* schedule b-channel polling again */
- spin_lock_irqsave(&card->lock, flags);
- mod_timer(&card->rb_timer, jiffies + ICN_TIMER_BCREAD);
- card->flags |= ICN_FLAGS_RBTIMER;
- spin_unlock_irqrestore(&card->lock, flags);
- } else
- card->flags &= ~ICN_FLAGS_RBTIMER;
-}
-
-typedef struct icn_stat {
- char *statstr;
- int command;
- int action;
-} icn_stat;
-/* *INDENT-OFF* */
-static icn_stat icn_stat_table[] = {
- {"BCON_", ISDN_STAT_BCONN, 1}, /* B-Channel connected */
- {"BDIS_", ISDN_STAT_BHUP, 2}, /* B-Channel disconnected */
- /*
- ** add d-channel connect and disconnect support to link-level
- */
- {"DCON_", ISDN_STAT_DCONN, 10}, /* D-Channel connected */
- {"DDIS_", ISDN_STAT_DHUP, 11}, /* D-Channel disconnected */
- {"DCAL_I", ISDN_STAT_ICALL, 3}, /* Incoming call dialup-line */
- {"DSCA_I", ISDN_STAT_ICALL, 3}, /* Incoming call 1TR6-SPV */
- {"FCALL", ISDN_STAT_ICALL, 4}, /* Leased line connection up */
- {"CIF", ISDN_STAT_CINF, 5}, /* Charge-info, 1TR6-type */
- {"AOC", ISDN_STAT_CINF, 6}, /* Charge-info, DSS1-type */
- {"CAU", ISDN_STAT_CAUSE, 7}, /* Cause code */
- {"TEI OK", ISDN_STAT_RUN, 0}, /* Card connected to wallplug */
- {"E_L1: ACT FAIL", ISDN_STAT_BHUP, 8}, /* Layer-1 activation failed */
- {"E_L2: DATA LIN", ISDN_STAT_BHUP, 8}, /* Layer-2 data link lost */
- {"E_L1: ACTIVATION FAILED",
- ISDN_STAT_BHUP, 8}, /* Layer-1 activation failed */
- {NULL, 0, -1}
-};
-/* *INDENT-ON* */
-
-
-/*
- * Check Statusqueue-Pointer from isdn-cards.
- * If there are new status-replies from the interface, check
- * them against B-Channel-connects/disconnects and set flags accordingly.
- * Wake-Up any processes, who are reading the status-device.
- * If there are B-Channels open, initiate a timer-callback to
- * icn_pollbchan().
- * This routine is called periodically via timer.
- */
-
-static void
-icn_parse_status(u_char *status, int channel, icn_card *card)
-{
- icn_stat *s = icn_stat_table;
- int action = -1;
- unsigned long flags;
- isdn_ctrl cmd;
-
- while (s->statstr) {
- if (!strncmp(status, s->statstr, strlen(s->statstr))) {
- cmd.command = s->command;
- action = s->action;
- break;
- }
- s++;
- }
- if (action == -1)
- return;
- cmd.driver = card->myid;
- cmd.arg = channel;
- switch (action) {
- case 11:
- spin_lock_irqsave(&card->lock, flags);
- icn_free_queue(card, channel);
- card->rcvidx[channel] = 0;
-
- if (card->flags &
- ((channel) ? ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE)) {
- isdn_ctrl ncmd;
-
- card->flags &= ~((channel) ?
- ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE);
-
- memset(&ncmd, 0, sizeof(ncmd));
-
- ncmd.driver = card->myid;
- ncmd.arg = channel;
- ncmd.command = ISDN_STAT_BHUP;
- spin_unlock_irqrestore(&card->lock, flags);
- card->interface.statcallb(&cmd);
- } else
- spin_unlock_irqrestore(&card->lock, flags);
- break;
- case 1:
- spin_lock_irqsave(&card->lock, flags);
- icn_free_queue(card, channel);
- card->flags |= (channel) ?
- ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE;
- spin_unlock_irqrestore(&card->lock, flags);
- break;
- case 2:
- spin_lock_irqsave(&card->lock, flags);
- card->flags &= ~((channel) ?
- ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE);
- icn_free_queue(card, channel);
- card->rcvidx[channel] = 0;
- spin_unlock_irqrestore(&card->lock, flags);
- break;
- case 3:
- {
- char *t = status + 6;
- char *s = strchr(t, ',');
-
- *s++ = '\0';
- strlcpy(cmd.parm.setup.phone, t,
- sizeof(cmd.parm.setup.phone));
- s = strchr(t = s, ',');
- *s++ = '\0';
- if (!strlen(t))
- cmd.parm.setup.si1 = 0;
- else
- cmd.parm.setup.si1 =
- simple_strtoul(t, NULL, 10);
- s = strchr(t = s, ',');
- *s++ = '\0';
- if (!strlen(t))
- cmd.parm.setup.si2 = 0;
- else
- cmd.parm.setup.si2 =
- simple_strtoul(t, NULL, 10);
- strlcpy(cmd.parm.setup.eazmsn, s,
- sizeof(cmd.parm.setup.eazmsn));
- }
- cmd.parm.setup.plan = 0;
- cmd.parm.setup.screen = 0;
- break;
- case 4:
- sprintf(cmd.parm.setup.phone, "LEASED%d", card->myid);
- sprintf(cmd.parm.setup.eazmsn, "%d", channel + 1);
- cmd.parm.setup.si1 = 7;
- cmd.parm.setup.si2 = 0;
- cmd.parm.setup.plan = 0;
- cmd.parm.setup.screen = 0;
- break;
- case 5:
- strlcpy(cmd.parm.num, status + 3, sizeof(cmd.parm.num));
- break;
- case 6:
- snprintf(cmd.parm.num, sizeof(cmd.parm.num), "%d",
- (int)simple_strtoul(status + 7, NULL, 16));
- break;
- case 7:
- status += 3;
- if (strlen(status) == 4)
- snprintf(cmd.parm.num, sizeof(cmd.parm.num), "%s%c%c",
- status + 2, *status, *(status + 1));
- else
- strlcpy(cmd.parm.num, status + 1, sizeof(cmd.parm.num));
- break;
- case 8:
- spin_lock_irqsave(&card->lock, flags);
- card->flags &= ~ICN_FLAGS_B1ACTIVE;
- icn_free_queue(card, 0);
- card->rcvidx[0] = 0;
- spin_unlock_irqrestore(&card->lock, flags);
- cmd.arg = 0;
- cmd.driver = card->myid;
- card->interface.statcallb(&cmd);
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = 0;
- cmd.driver = card->myid;
- card->interface.statcallb(&cmd);
- cmd.command = ISDN_STAT_BHUP;
- spin_lock_irqsave(&card->lock, flags);
- card->flags &= ~ICN_FLAGS_B2ACTIVE;
- icn_free_queue(card, 1);
- card->rcvidx[1] = 0;
- spin_unlock_irqrestore(&card->lock, flags);
- cmd.arg = 1;
- cmd.driver = card->myid;
- card->interface.statcallb(&cmd);
- cmd.command = ISDN_STAT_DHUP;
- cmd.arg = 1;
- cmd.driver = card->myid;
- break;
- }
- card->interface.statcallb(&cmd);
- return;
-}
-
-static void
-icn_putmsg(icn_card *card, unsigned char c)
-{
- ulong flags;
-
- spin_lock_irqsave(&card->lock, flags);
- *card->msg_buf_write++ = (c == 0xff) ? '\n' : c;
- if (card->msg_buf_write == card->msg_buf_read) {
- if (++card->msg_buf_read > card->msg_buf_end)
- card->msg_buf_read = card->msg_buf;
- }
- if (card->msg_buf_write > card->msg_buf_end)
- card->msg_buf_write = card->msg_buf;
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static void
-icn_polldchan(unsigned long data)
-{
- icn_card *card = (icn_card *)data;
- int mch = card->secondhalf ? 2 : 0;
- int avail = 0;
- int left;
- u_char c;
- int ch;
- unsigned long flags;
- int i;
- u_char *p;
- isdn_ctrl cmd;
-
- if (icn_trymaplock_channel(card, mch)) {
- avail = msg_avail;
- for (left = avail, i = readb(&msg_o); left > 0; i++, left--) {
- c = readb(&dev.shmem->comm_buffers.iopc_buf[i & 0xff]);
- icn_putmsg(card, c);
- if (c == 0xff) {
- card->imsg[card->iptr] = 0;
- card->iptr = 0;
- if (card->imsg[0] == '0' && card->imsg[1] >= '0' &&
- card->imsg[1] <= '2' && card->imsg[2] == ';') {
- ch = (card->imsg[1] - '0') - 1;
- p = &card->imsg[3];
- icn_parse_status(p, ch, card);
- } else {
- p = card->imsg;
- if (!strncmp(p, "DRV1.", 5)) {
- u_char vstr[10];
- u_char *q = vstr;
-
- printk(KERN_INFO "icn: (%s) %s\n", CID, p);
- if (!strncmp(p + 7, "TC", 2)) {
- card->ptype = ISDN_PTYPE_1TR6;
- card->interface.features |= ISDN_FEATURE_P_1TR6;
- printk(KERN_INFO
- "icn: (%s) 1TR6-Protocol loaded and running\n", CID);
- }
- if (!strncmp(p + 7, "EC", 2)) {
- card->ptype = ISDN_PTYPE_EURO;
- card->interface.features |= ISDN_FEATURE_P_EURO;
- printk(KERN_INFO
- "icn: (%s) Euro-Protocol loaded and running\n", CID);
- }
- p = strstr(card->imsg, "BRV") + 3;
- while (*p) {
- if (*p >= '0' && *p <= '9')
- *q++ = *p;
- p++;
- }
- *q = '\0';
- strcat(vstr, "000");
- vstr[3] = '\0';
- card->fw_rev = (int)simple_strtoul(vstr, NULL, 10);
- continue;
- }
- }
- } else {
- card->imsg[card->iptr] = c;
- if (card->iptr < 59)
- card->iptr++;
- }
- }
- writeb((readb(&msg_o) + avail) & 0xff, &msg_o);
- icn_release_channel();
- }
- if (avail) {
- cmd.command = ISDN_STAT_STAVAIL;
- cmd.driver = card->myid;
- cmd.arg = avail;
- card->interface.statcallb(&cmd);
- }
- spin_lock_irqsave(&card->lock, flags);
- if (card->flags & (ICN_FLAGS_B1ACTIVE | ICN_FLAGS_B2ACTIVE))
- if (!(card->flags & ICN_FLAGS_RBTIMER)) {
- /* schedule b-channel polling */
- card->flags |= ICN_FLAGS_RBTIMER;
- del_timer(&card->rb_timer);
- card->rb_timer.function = icn_pollbchan;
- card->rb_timer.data = (unsigned long)card;
- card->rb_timer.expires = jiffies + ICN_TIMER_BCREAD;
- add_timer(&card->rb_timer);
- }
- /* schedule again */
- mod_timer(&card->st_timer, jiffies + ICN_TIMER_DCREAD);
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-/* Append a packet to the transmit buffer-queue.
- * Parameters:
- * channel = Number of B-channel
- * skb = pointer to sk_buff
- * card = pointer to card-struct
- * Return:
- * Number of bytes transferred, -E??? on error
- */
-
-static int
-icn_sendbuf(int channel, int ack, struct sk_buff *skb, icn_card *card)
-{
- int len = skb->len;
- unsigned long flags;
- struct sk_buff *nskb;
-
- if (len > 4000) {
- printk(KERN_WARNING
- "icn: Send packet too large\n");
- return -EINVAL;
- }
- if (len) {
- if (!(card->flags & (channel) ? ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE))
- return 0;
- if (card->sndcount[channel] > ICN_MAX_SQUEUE)
- return 0;
- /* TODO test headroom or use skb->nb to flag ACK */
- nskb = skb_clone(skb, GFP_ATOMIC);
- if (nskb) {
- /* Push ACK flag as one
- * byte in front of data.
- */
- *(skb_push(nskb, 1)) = ack ? 1 : 0;
- skb_queue_tail(&card->spqueue[channel], nskb);
- dev_kfree_skb(skb);
- } else
- len = 0;
- spin_lock_irqsave(&card->lock, flags);
- card->sndcount[channel] += len;
- spin_unlock_irqrestore(&card->lock, flags);
- }
- return len;
-}
-
-/*
- * Check card's status after starting the bootstrap loader.
- * On entry, the card's shared memory has already to be mapped.
- * Return:
- * 0 on success (Boot loader ready)
- * -EIO on failure (timeout)
- */
-static int
-icn_check_loader(int cardnumber)
-{
- int timer = 0;
-
- while (1) {
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Loader %d ?\n", cardnumber);
-#endif
- if (readb(&dev.shmem->data_control.scns) ||
- readb(&dev.shmem->data_control.scnr)) {
- if (timer++ > 5) {
- printk(KERN_WARNING
- "icn: Boot-Loader %d timed out.\n",
- cardnumber);
- icn_release_channel();
- return -EIO;
- }
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Loader %d TO?\n", cardnumber);
-#endif
- msleep_interruptible(ICN_BOOT_TIMEOUT1);
- } else {
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Loader %d OK\n", cardnumber);
-#endif
- icn_release_channel();
- return 0;
- }
- }
-}
-
-/* Load the boot-code into the interface-card's memory and start it.
- * Always called from user-process.
- *
- * Parameters:
- * buffer = pointer to packet
- * Return:
- * 0 if successfully loaded
- */
-
-#ifdef BOOT_DEBUG
-#define SLEEP(sec) { \
- int slsec = sec; \
- printk(KERN_DEBUG "SLEEP(%d)\n", slsec); \
- while (slsec) { \
- msleep_interruptible(1000); \
- slsec--; \
- } \
- }
-#else
-#define SLEEP(sec)
-#endif
-
-static int
-icn_loadboot(u_char __user *buffer, icn_card *card)
-{
- int ret;
- u_char *codebuf;
- unsigned long flags;
-
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "icn_loadboot called, buffaddr=%08lx\n", (ulong)buffer);
-#endif
- codebuf = memdup_user(buffer, ICN_CODE_STAGE1);
- if (IS_ERR(codebuf))
- return PTR_ERR(codebuf);
-
- if (!card->rvalid) {
- if (!request_region(card->port, ICN_PORTLEN, card->regname)) {
- printk(KERN_WARNING
- "icn: (%s) ports 0x%03x-0x%03x in use.\n",
- CID,
- card->port,
- card->port + ICN_PORTLEN);
- ret = -EBUSY;
- goto out_kfree;
- }
- card->rvalid = 1;
- if (card->doubleS0)
- card->other->rvalid = 1;
- }
- if (!dev.mvalid) {
- if (!request_mem_region(dev.memaddr, 0x4000, "icn-isdn (all cards)")) {
- printk(KERN_WARNING
- "icn: memory at 0x%08lx in use.\n", dev.memaddr);
- ret = -EBUSY;
- goto out_kfree;
- }
- dev.shmem = ioremap(dev.memaddr, 0x4000);
- dev.mvalid = 1;
- }
- OUTB_P(0, ICN_RUN); /* Reset Controller */
- OUTB_P(0, ICN_MAPRAM); /* Disable RAM */
- icn_shiftout(ICN_CFG, 0x0f, 3, 4); /* Windowsize= 16k */
- icn_shiftout(ICN_CFG, dev.memaddr, 23, 10); /* Set RAM-Addr. */
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "shmem=%08lx\n", dev.memaddr);
-#endif
- SLEEP(1);
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Map Bank 0\n");
-#endif
- spin_lock_irqsave(&dev.devlock, flags);
- icn_map_channel(card, 0); /* Select Bank 0 */
- icn_lock_channel(card, 0); /* Lock Bank 0 */
- spin_unlock_irqrestore(&dev.devlock, flags);
- SLEEP(1);
- memcpy_toio(dev.shmem, codebuf, ICN_CODE_STAGE1); /* Copy code */
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Bootloader transferred\n");
-#endif
- if (card->doubleS0) {
- SLEEP(1);
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Map Bank 8\n");
-#endif
- spin_lock_irqsave(&dev.devlock, flags);
- __icn_release_channel();
- icn_map_channel(card, 2); /* Select Bank 8 */
- icn_lock_channel(card, 2); /* Lock Bank 8 */
- spin_unlock_irqrestore(&dev.devlock, flags);
- SLEEP(1);
- memcpy_toio(dev.shmem, codebuf, ICN_CODE_STAGE1); /* Copy code */
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Bootloader transferred\n");
-#endif
- }
- SLEEP(1);
- OUTB_P(0xff, ICN_RUN); /* Start Boot-Code */
- ret = icn_check_loader(card->doubleS0 ? 2 : 1);
- if (ret)
- goto out_kfree;
- if (!card->doubleS0) {
- ret = 0;
- goto out_kfree;
- }
- /* reached only, if we have a Double-S0-Card */
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Map Bank 0\n");
-#endif
- spin_lock_irqsave(&dev.devlock, flags);
- icn_map_channel(card, 0); /* Select Bank 0 */
- icn_lock_channel(card, 0); /* Lock Bank 0 */
- spin_unlock_irqrestore(&dev.devlock, flags);
- SLEEP(1);
- ret = (icn_check_loader(1));
-
-out_kfree:
- kfree(codebuf);
- return ret;
-}
-
-static int
-icn_loadproto(u_char __user *buffer, icn_card *card)
-{
- register u_char __user *p = buffer;
- u_char codebuf[256];
- uint left = ICN_CODE_STAGE2;
- uint cnt;
- int timer;
- unsigned long flags;
-
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "icn_loadproto called\n");
-#endif
- if (!access_ok(VERIFY_READ, buffer, ICN_CODE_STAGE2))
- return -EFAULT;
- timer = 0;
- spin_lock_irqsave(&dev.devlock, flags);
- if (card->secondhalf) {
- icn_map_channel(card, 2);
- icn_lock_channel(card, 2);
- } else {
- icn_map_channel(card, 0);
- icn_lock_channel(card, 0);
- }
- spin_unlock_irqrestore(&dev.devlock, flags);
- while (left) {
- if (sbfree) { /* If there is a free buffer... */
- cnt = left;
- if (cnt > 256)
- cnt = 256;
- if (copy_from_user(codebuf, p, cnt)) {
- icn_maprelease_channel(card, 0);
- return -EFAULT;
- }
- memcpy_toio(&sbuf_l, codebuf, cnt); /* copy data */
- sbnext; /* switch to next buffer */
- p += cnt;
- left -= cnt;
- timer = 0;
- } else {
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "boot 2 !sbfree\n");
-#endif
- if (timer++ > 5) {
- icn_maprelease_channel(card, 0);
- return -EIO;
- }
- schedule_timeout_interruptible(10);
- }
- }
- writeb(0x20, &sbuf_n);
- timer = 0;
- while (1) {
- if (readb(&cmd_o) || readb(&cmd_i)) {
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Proto?\n");
-#endif
- if (timer++ > 5) {
- printk(KERN_WARNING
- "icn: (%s) Protocol timed out.\n",
- CID);
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Proto TO!\n");
-#endif
- icn_maprelease_channel(card, 0);
- return -EIO;
- }
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Proto TO?\n");
-#endif
- msleep_interruptible(ICN_BOOT_TIMEOUT1);
- } else {
- if ((card->secondhalf) || (!card->doubleS0)) {
-#ifdef BOOT_DEBUG
- printk(KERN_DEBUG "Proto loaded, install poll-timer %d\n",
- card->secondhalf);
-#endif
- spin_lock_irqsave(&card->lock, flags);
- setup_timer(&card->st_timer, icn_polldchan,
- (unsigned long)card);
- mod_timer(&card->st_timer,
- jiffies + ICN_TIMER_DCREAD);
- card->flags |= ICN_FLAGS_RUNNING;
- if (card->doubleS0) {
- setup_timer(&card->other->st_timer,
- icn_polldchan,
- (unsigned long)card->other);
- mod_timer(&card->other->st_timer,
- jiffies + ICN_TIMER_DCREAD);
- card->other->flags |= ICN_FLAGS_RUNNING;
- }
- spin_unlock_irqrestore(&card->lock, flags);
- }
- icn_maprelease_channel(card, 0);
- return 0;
- }
- }
-}
-
-/* Read the Status-replies from the Interface */
-static int
-icn_readstatus(u_char __user *buf, int len, icn_card *card)
-{
- int count;
- u_char __user *p;
-
- for (p = buf, count = 0; count < len; p++, count++) {
- if (card->msg_buf_read == card->msg_buf_write)
- return count;
- if (put_user(*card->msg_buf_read++, p))
- return -EFAULT;
- if (card->msg_buf_read > card->msg_buf_end)
- card->msg_buf_read = card->msg_buf;
- }
- return count;
-}
-
-/* Put command-strings into the command-queue of the Interface */
-static int
-icn_writecmd(const u_char __user *ubuf, const u_char *kbuf, int len,
- int user, icn_card *card)
-{
- int mch = card->secondhalf ? 2 : 0;
- int pp;
- int i;
- int count;
- int xcount;
- int ocount;
- int loop;
- unsigned long flags;
- int lastmap_channel;
- struct icn_card *lastmap_card;
- u_char *p;
- isdn_ctrl cmd;
- u_char msg[0x100];
-
- ocount = 1;
- xcount = loop = 0;
- while (len) {
- count = cmd_free;
- if (count > len)
- count = len;
- if (user) {
- if (copy_from_user(msg, ubuf, count))
- return -EFAULT;
- } else
- memcpy(msg, kbuf, count);
-
- spin_lock_irqsave(&dev.devlock, flags);
- lastmap_card = dev.mcard;
- lastmap_channel = dev.channel;
- icn_map_channel(card, mch);
-
- icn_putmsg(card, '>');
- for (p = msg, pp = readb(&cmd_i), i = count; i > 0; i--, p++, pp
- ++) {
- writeb((*p == '\n') ? 0xff : *p,
- &dev.shmem->comm_buffers.pcio_buf[pp & 0xff]);
- len--;
- xcount++;
- icn_putmsg(card, *p);
- if ((*p == '\n') && (i > 1)) {
- icn_putmsg(card, '>');
- ocount++;
- }
- ocount++;
- }
- writeb((readb(&cmd_i) + count) & 0xff, &cmd_i);
- if (lastmap_card)
- icn_map_channel(lastmap_card, lastmap_channel);
- spin_unlock_irqrestore(&dev.devlock, flags);
- if (len) {
- mdelay(1);
- if (loop++ > 20)
- break;
- } else
- break;
- }
- if (len && (!user))
- printk(KERN_WARNING "icn: writemsg incomplete!\n");
- cmd.command = ISDN_STAT_STAVAIL;
- cmd.driver = card->myid;
- cmd.arg = ocount;
- card->interface.statcallb(&cmd);
- return xcount;
-}
-
-/*
- * Delete card's pending timers, send STOP to linklevel
- */
-static void
-icn_stopcard(icn_card *card)
-{
- unsigned long flags;
- isdn_ctrl cmd;
-
- spin_lock_irqsave(&card->lock, flags);
- if (card->flags & ICN_FLAGS_RUNNING) {
- card->flags &= ~ICN_FLAGS_RUNNING;
- del_timer(&card->st_timer);
- del_timer(&card->rb_timer);
- spin_unlock_irqrestore(&card->lock, flags);
- cmd.command = ISDN_STAT_STOP;
- cmd.driver = card->myid;
- card->interface.statcallb(&cmd);
- if (card->doubleS0)
- icn_stopcard(card->other);
- } else
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-static void
-icn_stopallcards(void)
-{
- icn_card *p = cards;
-
- while (p) {
- icn_stopcard(p);
- p = p->next;
- }
-}
-
-/*
- * Unmap all cards, because some of them may be mapped accidetly during
- * autoprobing of some network drivers (SMC-driver?)
- */
-static void
-icn_disable_cards(void)
-{
- icn_card *card = cards;
-
- while (card) {
- if (!request_region(card->port, ICN_PORTLEN, "icn-isdn")) {
- printk(KERN_WARNING
- "icn: (%s) ports 0x%03x-0x%03x in use.\n",
- CID,
- card->port,
- card->port + ICN_PORTLEN);
- } else {
- OUTB_P(0, ICN_RUN); /* Reset Controller */
- OUTB_P(0, ICN_MAPRAM); /* Disable RAM */
- release_region(card->port, ICN_PORTLEN);
- }
- card = card->next;
- }
-}
-
-static int
-icn_command(isdn_ctrl *c, icn_card *card)
-{
- ulong a;
- ulong flags;
- int i;
- char cbuf[80];
- isdn_ctrl cmd;
- icn_cdef cdef;
- char __user *arg;
-
- switch (c->command) {
- case ISDN_CMD_IOCTL:
- memcpy(&a, c->parm.num, sizeof(ulong));
- arg = (char __user *)a;
- switch (c->arg) {
- case ICN_IOCTL_SETMMIO:
- if (dev.memaddr != (a & 0x0ffc000)) {
- if (!request_mem_region(a & 0x0ffc000, 0x4000, "icn-isdn (all cards)")) {
- printk(KERN_WARNING
- "icn: memory at 0x%08lx in use.\n",
- a & 0x0ffc000);
- return -EINVAL;
- }
- release_mem_region(a & 0x0ffc000, 0x4000);
- icn_stopallcards();
- spin_lock_irqsave(&card->lock, flags);
- if (dev.mvalid) {
- iounmap(dev.shmem);
- release_mem_region(dev.memaddr, 0x4000);
- }
- dev.mvalid = 0;
- dev.memaddr = a & 0x0ffc000;
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_INFO
- "icn: (%s) mmio set to 0x%08lx\n",
- CID,
- dev.memaddr);
- }
- break;
- case ICN_IOCTL_GETMMIO:
- return (long)dev.memaddr;
- case ICN_IOCTL_SETPORT:
- if (a == 0x300 || a == 0x310 || a == 0x320 || a == 0x330
- || a == 0x340 || a == 0x350 || a == 0x360 ||
- a == 0x308 || a == 0x318 || a == 0x328 || a == 0x338
- || a == 0x348 || a == 0x358 || a == 0x368) {
- if (card->port != (unsigned short)a) {
- if (!request_region((unsigned short)a, ICN_PORTLEN, "icn-isdn")) {
- printk(KERN_WARNING
- "icn: (%s) ports 0x%03x-0x%03x in use.\n",
- CID, (int)a, (int)a + ICN_PORTLEN);
- return -EINVAL;
- }
- release_region((unsigned short)a, ICN_PORTLEN);
- icn_stopcard(card);
- spin_lock_irqsave(&card->lock, flags);
- if (card->rvalid)
- release_region(card->port, ICN_PORTLEN);
- card->port = (unsigned short)a;
- card->rvalid = 0;
- if (card->doubleS0) {
- card->other->port = (unsigned short)a;
- card->other->rvalid = 0;
- }
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_INFO
- "icn: (%s) port set to 0x%03x\n",
- CID, card->port);
- }
- } else
- return -EINVAL;
- break;
- case ICN_IOCTL_GETPORT:
- return (int)card->port;
- case ICN_IOCTL_GETDOUBLE:
- return (int)card->doubleS0;
- case ICN_IOCTL_DEBUGVAR:
- if (copy_to_user(arg,
- &card,
- sizeof(ulong)))
- return -EFAULT;
- a += sizeof(ulong);
- {
- ulong l = (ulong)&dev;
- if (copy_to_user(arg,
- &l,
- sizeof(ulong)))
- return -EFAULT;
- }
- return 0;
- case ICN_IOCTL_LOADBOOT:
- if (dev.firstload) {
- icn_disable_cards();
- dev.firstload = 0;
- }
- icn_stopcard(card);
- return icn_loadboot(arg, card);
- case ICN_IOCTL_LOADPROTO:
- icn_stopcard(card);
- i = (icn_loadproto(arg, card));
- if (i)
- return i;
- if (card->doubleS0)
- i = icn_loadproto(arg + ICN_CODE_STAGE2, card->other);
- return i;
- break;
- case ICN_IOCTL_ADDCARD:
- if (!dev.firstload)
- return -EBUSY;
- if (copy_from_user(&cdef,
- arg,
- sizeof(cdef)))
- return -EFAULT;
- return icn_addcard(cdef.port, cdef.id1, cdef.id2);
- break;
- case ICN_IOCTL_LEASEDCFG:
- if (a) {
- if (!card->leased) {
- card->leased = 1;
- while (card->ptype == ISDN_PTYPE_UNKNOWN)
- msleep_interruptible(ICN_BOOT_TIMEOUT1);
- msleep_interruptible(ICN_BOOT_TIMEOUT1);
- sprintf(cbuf, "00;FV2ON\n01;EAZ%c\n02;EAZ%c\n",
- (a & 1) ? '1' : 'C', (a & 2) ? '2' : 'C');
- i = icn_writecmd(NULL, cbuf,
- strlen(cbuf),
- 0, card);
- printk(KERN_INFO
- "icn: (%s) Leased-line mode enabled\n",
- CID);
- cmd.command = ISDN_STAT_RUN;
- cmd.driver = card->myid;
- cmd.arg = 0;
- card->interface.statcallb(&cmd);
- }
- } else {
- if (card->leased) {
- card->leased = 0;
- sprintf(cbuf, "00;FV2OFF\n");
- i = icn_writecmd(NULL, cbuf,
- strlen(cbuf),
- 0, card);
- printk(KERN_INFO
- "icn: (%s) Leased-line mode disabled\n",
- CID);
- cmd.command = ISDN_STAT_RUN;
- cmd.driver = card->myid;
- cmd.arg = 0;
- card->interface.statcallb(&cmd);
- }
- }
- return 0;
- default:
- return -EINVAL;
- }
- break;
- case ISDN_CMD_DIAL:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if (card->leased)
- break;
- if ((c->arg & 255) < ICN_BCH) {
- char *p;
- char dcode[4];
-
- a = c->arg;
- p = c->parm.setup.phone;
- if (*p == 's' || *p == 'S') {
- /* Dial for SPV */
- p++;
- strcpy(dcode, "SCA");
- } else
- /* Normal Dial */
- strcpy(dcode, "CAL");
- snprintf(cbuf, sizeof(cbuf),
- "%02d;D%s_R%s,%02d,%02d,%s\n", (int)(a + 1),
- dcode, p, c->parm.setup.si1,
- c->parm.setup.si2, c->parm.setup.eazmsn);
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- }
- break;
- case ISDN_CMD_ACCEPTD:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if (c->arg < ICN_BCH) {
- a = c->arg + 1;
- if (card->fw_rev >= 300) {
- switch (card->l2_proto[a - 1]) {
- case ISDN_PROTO_L2_X75I:
- sprintf(cbuf, "%02d;BX75\n", (int)a);
- break;
- case ISDN_PROTO_L2_HDLC:
- sprintf(cbuf, "%02d;BTRA\n", (int)a);
- break;
- }
- i = icn_writecmd(NULL, cbuf,
- strlen(cbuf), 0,
- card);
- }
- sprintf(cbuf, "%02d;DCON_R\n", (int)a);
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- }
- break;
- case ISDN_CMD_ACCEPTB:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if (c->arg < ICN_BCH) {
- a = c->arg + 1;
- if (card->fw_rev >= 300)
- switch (card->l2_proto[a - 1]) {
- case ISDN_PROTO_L2_X75I:
- sprintf(cbuf, "%02d;BCON_R,BX75\n", (int)a);
- break;
- case ISDN_PROTO_L2_HDLC:
- sprintf(cbuf, "%02d;BCON_R,BTRA\n", (int)a);
- break;
- } else
- sprintf(cbuf, "%02d;BCON_R\n", (int)a);
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- }
- break;
- case ISDN_CMD_HANGUP:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if (c->arg < ICN_BCH) {
- a = c->arg + 1;
- sprintf(cbuf, "%02d;BDIS_R\n%02d;DDIS_R\n", (int)a, (int)a);
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- }
- break;
- case ISDN_CMD_SETEAZ:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if (card->leased)
- break;
- if (c->arg < ICN_BCH) {
- a = c->arg + 1;
- if (card->ptype == ISDN_PTYPE_EURO) {
- sprintf(cbuf, "%02d;MS%s%s\n", (int)a,
- c->parm.num[0] ? "N" : "ALL", c->parm.num);
- } else
- sprintf(cbuf, "%02d;EAZ%s\n", (int)a,
- c->parm.num[0] ? (char *)(c->parm.num) : "0123456789");
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- }
- break;
- case ISDN_CMD_CLREAZ:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if (card->leased)
- break;
- if (c->arg < ICN_BCH) {
- a = c->arg + 1;
- if (card->ptype == ISDN_PTYPE_EURO)
- sprintf(cbuf, "%02d;MSNC\n", (int)a);
- else
- sprintf(cbuf, "%02d;EAZC\n", (int)a);
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- }
- break;
- case ISDN_CMD_SETL2:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- if ((c->arg & 255) < ICN_BCH) {
- a = c->arg;
- switch (a >> 8) {
- case ISDN_PROTO_L2_X75I:
- sprintf(cbuf, "%02d;BX75\n", (int)(a & 255) + 1);
- break;
- case ISDN_PROTO_L2_HDLC:
- sprintf(cbuf, "%02d;BTRA\n", (int)(a & 255) + 1);
- break;
- default:
- return -EINVAL;
- }
- i = icn_writecmd(NULL, cbuf, strlen(cbuf), 0, card);
- card->l2_proto[a & 255] = (a >> 8);
- }
- break;
- case ISDN_CMD_SETL3:
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- return 0;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-/*
- * Find card with given driverId
- */
-static inline icn_card *
-icn_findcard(int driverid)
-{
- icn_card *p = cards;
-
- while (p) {
- if (p->myid == driverid)
- return p;
- p = p->next;
- }
- return (icn_card *)0;
-}
-
-/*
- * Wrapper functions for interface to linklevel
- */
-static int
-if_command(isdn_ctrl *c)
-{
- icn_card *card = icn_findcard(c->driver);
-
- if (card)
- return icn_command(c, card);
- printk(KERN_ERR
- "icn: if_command %d called with invalid driverId %d!\n",
- c->command, c->driver);
- return -ENODEV;
-}
-
-static int
-if_writecmd(const u_char __user *buf, int len, int id, int channel)
-{
- icn_card *card = icn_findcard(id);
-
- if (card) {
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- return icn_writecmd(buf, NULL, len, 1, card);
- }
- printk(KERN_ERR
- "icn: if_writecmd called with invalid driverId!\n");
- return -ENODEV;
-}
-
-static int
-if_readstatus(u_char __user *buf, int len, int id, int channel)
-{
- icn_card *card = icn_findcard(id);
-
- if (card) {
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- return icn_readstatus(buf, len, card);
- }
- printk(KERN_ERR
- "icn: if_readstatus called with invalid driverId!\n");
- return -ENODEV;
-}
-
-static int
-if_sendbuf(int id, int channel, int ack, struct sk_buff *skb)
-{
- icn_card *card = icn_findcard(id);
-
- if (card) {
- if (!(card->flags & ICN_FLAGS_RUNNING))
- return -ENODEV;
- return icn_sendbuf(channel, ack, skb, card);
- }
- printk(KERN_ERR
- "icn: if_sendbuf called with invalid driverId!\n");
- return -ENODEV;
-}
-
-/*
- * Allocate a new card-struct, initialize it
- * link it into cards-list and register it at linklevel.
- */
-static icn_card *
-icn_initcard(int port, char *id)
-{
- icn_card *card;
- int i;
-
- card = kzalloc(sizeof(icn_card), GFP_KERNEL);
- if (!card) {
- printk(KERN_WARNING
- "icn: (%s) Could not allocate card-struct.\n", id);
- return (icn_card *)0;
- }
- spin_lock_init(&card->lock);
- card->port = port;
- card->interface.owner = THIS_MODULE;
- card->interface.hl_hdrlen = 1;
- card->interface.channels = ICN_BCH;
- card->interface.maxbufsize = 4000;
- card->interface.command = if_command;
- card->interface.writebuf_skb = if_sendbuf;
- card->interface.writecmd = if_writecmd;
- card->interface.readstat = if_readstatus;
- card->interface.features = ISDN_FEATURE_L2_X75I |
- ISDN_FEATURE_L2_HDLC |
- ISDN_FEATURE_L3_TRANS |
- ISDN_FEATURE_P_UNKNOWN;
- card->ptype = ISDN_PTYPE_UNKNOWN;
- strlcpy(card->interface.id, id, sizeof(card->interface.id));
- card->msg_buf_write = card->msg_buf;
- card->msg_buf_read = card->msg_buf;
- card->msg_buf_end = &card->msg_buf[sizeof(card->msg_buf) - 1];
- for (i = 0; i < ICN_BCH; i++) {
- card->l2_proto[i] = ISDN_PROTO_L2_X75I;
- skb_queue_head_init(&card->spqueue[i]);
- }
- card->next = cards;
- cards = card;
- if (!register_isdn(&card->interface)) {
- cards = cards->next;
- printk(KERN_WARNING
- "icn: Unable to register %s\n", id);
- kfree(card);
- return (icn_card *)0;
- }
- card->myid = card->interface.channels;
- sprintf(card->regname, "icn-isdn (%s)", card->interface.id);
- return card;
-}
-
-static int
-icn_addcard(int port, char *id1, char *id2)
-{
- icn_card *card;
- icn_card *card2;
-
- card = icn_initcard(port, id1);
- if (!card)
- return -EIO;
- if (!strlen(id2)) {
- printk(KERN_INFO
- "icn: (%s) ICN-2B, port 0x%x added\n",
- card->interface.id, port);
- return 0;
- }
- card2 = icn_initcard(port, id2);
- if (!card2) {
- printk(KERN_INFO
- "icn: (%s) half ICN-4B, port 0x%x added\n", id2, port);
- return 0;
- }
- card->doubleS0 = 1;
- card->secondhalf = 0;
- card->other = card2;
- card2->doubleS0 = 1;
- card2->secondhalf = 1;
- card2->other = card;
- printk(KERN_INFO
- "icn: (%s and %s) ICN-4B, port 0x%x added\n",
- card->interface.id, card2->interface.id, port);
- return 0;
-}
-
-#ifndef MODULE
-static int __init
-icn_setup(char *line)
-{
- char *p, *str;
- int ints[3];
- static char sid[20];
- static char sid2[20];
-
- str = get_options(line, 2, ints);
- if (ints[0])
- portbase = ints[1];
- if (ints[0] > 1)
- membase = (unsigned long)ints[2];
- if (str && *str) {
- strlcpy(sid, str, sizeof(sid));
- icn_id = sid;
- p = strchr(sid, ',');
- if (p) {
- *p++ = 0;
- strcpy(sid2, p);
- icn_id2 = sid2;
- }
- }
- return 1;
-}
-__setup("icn=", icn_setup);
-#endif /* MODULE */
-
-static int __init icn_init(void)
-{
- char *p;
- char rev[21];
-
- memset(&dev, 0, sizeof(icn_dev));
- dev.memaddr = (membase & 0x0ffc000);
- dev.channel = -1;
- dev.mcard = NULL;
- dev.firstload = 1;
- spin_lock_init(&dev.devlock);
-
- p = strchr(revision, ':');
- if (p) {
- strncpy(rev, p + 1, 20);
- rev[20] = '\0';
- p = strchr(rev, '$');
- if (p)
- *p = 0;
- } else
- strcpy(rev, " ??? ");
- printk(KERN_NOTICE "ICN-ISDN-driver Rev%smem=0x%08lx\n", rev,
- dev.memaddr);
- return icn_addcard(portbase, icn_id, icn_id2);
-}
-
-static void __exit icn_exit(void)
-{
- isdn_ctrl cmd;
- icn_card *card = cards;
- icn_card *last, *tmpcard;
- int i;
- unsigned long flags;
-
- icn_stopallcards();
- while (card) {
- cmd.command = ISDN_STAT_UNLOAD;
- cmd.driver = card->myid;
- card->interface.statcallb(&cmd);
- spin_lock_irqsave(&card->lock, flags);
- if (card->rvalid) {
- OUTB_P(0, ICN_RUN); /* Reset Controller */
- OUTB_P(0, ICN_MAPRAM); /* Disable RAM */
- if (card->secondhalf || (!card->doubleS0)) {
- release_region(card->port, ICN_PORTLEN);
- card->rvalid = 0;
- }
- for (i = 0; i < ICN_BCH; i++)
- icn_free_queue(card, i);
- }
- tmpcard = card->next;
- spin_unlock_irqrestore(&card->lock, flags);
- card = tmpcard;
- }
- card = cards;
- cards = NULL;
- while (card) {
- last = card;
- card = card->next;
- kfree(last);
- }
- if (dev.mvalid) {
- iounmap(dev.shmem);
- release_mem_region(dev.memaddr, 0x4000);
- }
- printk(KERN_NOTICE "ICN-ISDN-driver unloaded\n");
-}
-
-module_init(icn_init);
-module_exit(icn_exit);
+++ /dev/null
-/* $Id: icn.h,v 1.30.6.5 2001/09/23 22:24:55 kai Exp $
- *
- * ISDN lowlevel-module for the ICN active ISDN-Card.
- *
- * Copyright 1994 by Fritz Elfert (fritz@isdn4linux.de)
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- */
-
-#ifndef icn_h
-#define icn_h
-
-#define ICN_IOCTL_SETMMIO 0
-#define ICN_IOCTL_GETMMIO 1
-#define ICN_IOCTL_SETPORT 2
-#define ICN_IOCTL_GETPORT 3
-#define ICN_IOCTL_LOADBOOT 4
-#define ICN_IOCTL_LOADPROTO 5
-#define ICN_IOCTL_LEASEDCFG 6
-#define ICN_IOCTL_GETDOUBLE 7
-#define ICN_IOCTL_DEBUGVAR 8
-#define ICN_IOCTL_ADDCARD 9
-
-/* Struct for adding new cards */
-typedef struct icn_cdef {
- int port;
- char id1[10];
- char id2[10];
-} icn_cdef;
-
-#if defined(__KERNEL__) || defined(__DEBUGVAR__)
-
-#ifdef __KERNEL__
-/* Kernel includes */
-
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/major.h>
-#include <linux/io.h>
-#include <linux/kernel.h>
-#include <linux/signal.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
-#include <linux/mman.h>
-#include <linux/ioport.h>
-#include <linux/timer.h>
-#include <linux/wait.h>
-#include <linux/delay.h>
-#include <linux/isdnif.h>
-
-#endif /* __KERNEL__ */
-
-/* some useful macros for debugging */
-#ifdef ICN_DEBUG_PORT
-#define OUTB_P(v, p) {pr_debug("icn: outb_p(0x%02x,0x%03x)\n", v, p); outb_p(v, p);}
-#else
-#define OUTB_P outb
-#endif
-
-/* Defaults for Port-Address and shared-memory */
-#define ICN_BASEADDR 0x320
-#define ICN_PORTLEN (0x04)
-#define ICN_MEMADDR 0x0d0000
-
-#define ICN_FLAGS_B1ACTIVE 1 /* B-Channel-1 is open */
-#define ICN_FLAGS_B2ACTIVE 2 /* B-Channel-2 is open */
-#define ICN_FLAGS_RUNNING 4 /* Cards driver activated */
-#define ICN_FLAGS_RBTIMER 8 /* cyclic scheduling of B-Channel-poll */
-
-#define ICN_BOOT_TIMEOUT1 1000 /* Delay for Boot-download (msecs) */
-
-#define ICN_TIMER_BCREAD (HZ / 100) /* B-Channel poll-cycle */
-#define ICN_TIMER_DCREAD (HZ / 2) /* D-Channel poll-cycle */
-
-#define ICN_CODE_STAGE1 4096 /* Size of bootcode */
-#define ICN_CODE_STAGE2 65536 /* Size of protocol-code */
-
-#define ICN_MAX_SQUEUE 8000 /* Max. outstanding send-data (2* hw-buf.) */
-#define ICN_FRAGSIZE (250) /* Max. size of send-fragments */
-#define ICN_BCH 2 /* Number of supported channels per card */
-
-/* type-definitions for accessing the mmap-io-areas */
-
-#define SHM_DCTL_OFFSET (0) /* Offset to data-controlstructures in shm */
-#define SHM_CCTL_OFFSET (0x1d2) /* Offset to comm-controlstructures in shm */
-#define SHM_CBUF_OFFSET (0x200) /* Offset to comm-buffers in shm */
-#define SHM_DBUF_OFFSET (0x2000) /* Offset to data-buffers in shm */
-
-/*
- * Layout of card's data buffers
- */
-typedef struct {
- unsigned char length; /* Bytecount of fragment (max 250) */
- unsigned char endflag; /* 0=last frag., 0xff=frag. continued */
- unsigned char data[ICN_FRAGSIZE]; /* The data */
- /* Fill to 256 bytes */
- char unused[0x100 - ICN_FRAGSIZE - 2];
-} frag_buf;
-
-/*
- * Layout of card's shared memory
- */
-typedef union {
- struct {
- unsigned char scns; /* Index to free SendFrag. */
- unsigned char scnr; /* Index to active SendFrag READONLY */
- unsigned char ecns; /* Index to free RcvFrag. READONLY */
- unsigned char ecnr; /* Index to valid RcvFrag */
- char unused[6];
- unsigned short fuell1; /* Internal Buf Bytecount */
- } data_control;
- struct {
- char unused[SHM_CCTL_OFFSET];
- unsigned char iopc_i; /* Read-Ptr Status-Queue READONLY */
- unsigned char iopc_o; /* Write-Ptr Status-Queue */
- unsigned char pcio_i; /* Write-Ptr Command-Queue */
- unsigned char pcio_o; /* Read-Ptr Command Queue READONLY */
- } comm_control;
- struct {
- char unused[SHM_CBUF_OFFSET];
- unsigned char pcio_buf[0x100]; /* Ring-Buffer Command-Queue */
- unsigned char iopc_buf[0x100]; /* Ring-Buffer Status-Queue */
- } comm_buffers;
- struct {
- char unused[SHM_DBUF_OFFSET];
- frag_buf receive_buf[0x10];
- frag_buf send_buf[0x10];
- } data_buffers;
-} icn_shmem;
-
-/*
- * Per card driver data
- */
-typedef struct icn_card {
- struct icn_card *next; /* Pointer to next device struct */
- struct icn_card *other; /* Pointer to other card for ICN4B */
- unsigned short port; /* Base-port-address */
- int myid; /* Driver-Nr. assigned by linklevel */
- int rvalid; /* IO-portregion has been requested */
- int leased; /* Flag: This Adapter is connected */
- /* to a leased line */
- unsigned short flags; /* Statusflags */
- int doubleS0; /* Flag: ICN4B */
- int secondhalf; /* Flag: Second half of a doubleS0 */
- int fw_rev; /* Firmware revision loaded */
- int ptype; /* Protocol type (1TR6 or Euro) */
- struct timer_list st_timer; /* Timer for Status-Polls */
- struct timer_list rb_timer; /* Timer for B-Channel-Polls */
- u_char rcvbuf[ICN_BCH][4096]; /* B-Channel-Receive-Buffers */
- int rcvidx[ICN_BCH]; /* Index for above buffers */
- int l2_proto[ICN_BCH]; /* Current layer-2-protocol */
- isdn_if interface; /* Interface to upper layer */
- int iptr; /* Index to imsg-buffer */
- char imsg[60]; /* Internal buf for status-parsing */
- char msg_buf[2048]; /* Buffer for status-messages */
- char *msg_buf_write; /* Writepointer for statusbuffer */
- char *msg_buf_read; /* Readpointer for statusbuffer */
- char *msg_buf_end; /* Pointer to end of statusbuffer */
- int sndcount[ICN_BCH]; /* Byte-counters for B-Ch.-send */
- int xlen[ICN_BCH]; /* Byte-counters/Flags for sent-ACK */
- struct sk_buff *xskb[ICN_BCH]; /* Current transmitted skb */
- struct sk_buff_head spqueue[ICN_BCH]; /* Sendqueue */
- char regname[35]; /* Name used for request_region */
- u_char xmit_lock[ICN_BCH]; /* Semaphore for pollbchan_send()*/
- spinlock_t lock; /* protect critical operations */
-} icn_card;
-
-/*
- * Main driver data
- */
-typedef struct icn_dev {
- spinlock_t devlock; /* spinlock to protect this struct */
- unsigned long memaddr; /* Address of memory mapped buffers */
- icn_shmem __iomem *shmem; /* Pointer to memory-mapped-buffers */
- int mvalid; /* IO-shmem has been requested */
- int channel; /* Currently mapped channel */
- struct icn_card *mcard; /* Currently mapped card */
- int chanlock; /* Semaphore for channel-mapping */
- int firstload; /* Flag: firmware never loaded */
-} icn_dev;
-
-typedef icn_dev *icn_devptr;
-
-#ifdef __KERNEL__
-
-static icn_card *cards = (icn_card *) 0;
-static u_char chan2bank[] = {0, 4, 8, 12}; /* for icn_map_channel() */
-
-static icn_dev dev;
-
-#endif /* __KERNEL__ */
-
-/* Utility-Macros */
-
-/* Macros for accessing ports */
-#define ICN_CFG (card->port)
-#define ICN_MAPRAM (card->port + 1)
-#define ICN_RUN (card->port + 2)
-#define ICN_BANK (card->port + 3)
-
-/* Return true, if there is a free transmit-buffer */
-#define sbfree (((readb(&dev.shmem->data_control.scns) + 1) & 0xf) != \
- readb(&dev.shmem->data_control.scnr))
-
-/* Switch to next transmit-buffer */
-#define sbnext (writeb((readb(&dev.shmem->data_control.scns) + 1) & 0xf, \
- &dev.shmem->data_control.scns))
-
-/* Shortcuts for transmit-buffer-access */
-#define sbuf_n dev.shmem->data_control.scns
-#define sbuf_d dev.shmem->data_buffers.send_buf[readb(&sbuf_n)].data
-#define sbuf_l dev.shmem->data_buffers.send_buf[readb(&sbuf_n)].length
-#define sbuf_f dev.shmem->data_buffers.send_buf[readb(&sbuf_n)].endflag
-
-/* Return true, if there is receive-data is available */
-#define rbavl (readb(&dev.shmem->data_control.ecnr) != \
- readb(&dev.shmem->data_control.ecns))
-
-/* Switch to next receive-buffer */
-#define rbnext (writeb((readb(&dev.shmem->data_control.ecnr) + 1) & 0xf, \
- &dev.shmem->data_control.ecnr))
-
-/* Shortcuts for receive-buffer-access */
-#define rbuf_n dev.shmem->data_control.ecnr
-#define rbuf_d dev.shmem->data_buffers.receive_buf[readb(&rbuf_n)].data
-#define rbuf_l dev.shmem->data_buffers.receive_buf[readb(&rbuf_n)].length
-#define rbuf_f dev.shmem->data_buffers.receive_buf[readb(&rbuf_n)].endflag
-
-/* Shortcuts for command-buffer-access */
-#define cmd_o (dev.shmem->comm_control.pcio_o)
-#define cmd_i (dev.shmem->comm_control.pcio_i)
-
-/* Return free space in command-buffer */
-#define cmd_free ((readb(&cmd_i) >= readb(&cmd_o)) ? \
- 0x100 - readb(&cmd_i) + readb(&cmd_o) : \
- readb(&cmd_o) - readb(&cmd_i))
-
-/* Shortcuts for message-buffer-access */
-#define msg_o (dev.shmem->comm_control.iopc_o)
-#define msg_i (dev.shmem->comm_control.iopc_i)
-
-/* Return length of Message, if avail. */
-#define msg_avail ((readb(&msg_o) > readb(&msg_i)) ? \
- 0x100 - readb(&msg_o) + readb(&msg_i) : \
- readb(&msg_i) - readb(&msg_o))
-
-#define CID (card->interface.id)
-
-#endif /* defined(__KERNEL__) || defined(__DEBUGVAR__) */
-#endif /* icn_h */
+++ /dev/null
-config ISDN_DRV_PCBIT
- tristate "PCBIT-D support"
- depends on ISA && (BROKEN || X86)
- help
- This enables support for the PCBIT ISDN-card. This card is
- manufactured in Portugal by Octal. For running this card,
- additional firmware is necessary, which has to be downloaded into
- the card using a utility which is distributed separately. See
- <file:Documentation/isdn/README> and
- <file:Documentation/isdn/README.pcbit> for more information.
+++ /dev/null
-# Makefile for the pcbit ISDN device driver
-
-# Each configuration option enables a list of files.
-
-obj-$(CONFIG_ISDN_DRV_PCBIT) += pcbit.o
-
-# Multipart objects.
-
-pcbit-y := module.o edss1.o drv.o layer2.o capi.o callbacks.o
+++ /dev/null
-/*
- * Callbacks for the FSM
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-/*
- * Fix: 19981230 - Carlos Morgado <chbm@techie.com>
- * Port of Nelson Escravana's <nelson.escravana@usa.net> fix to CalledPN
- * NULL pointer dereference in cb_in_1 (originally fixed in 2.0)
- */
-
-#include <linux/string.h>
-#include <linux/kernel.h>
-
-#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/skbuff.h>
-
-#include <linux/io.h>
-
-#include <linux/isdnif.h>
-
-#include "pcbit.h"
-#include "layer2.h"
-#include "edss1.h"
-#include "callbacks.h"
-#include "capi.h"
-
-ushort last_ref_num = 1;
-
-/*
- * send_conn_req
- *
- */
-
-void cb_out_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *cbdata)
-{
- struct sk_buff *skb;
- int len;
- ushort refnum;
-
-
-#ifdef DEBUG
- printk(KERN_DEBUG "Called Party Number: %s\n",
- cbdata->data.setup.CalledPN);
-#endif
- /*
- * hdr - kmalloc in capi_conn_req
- * - kfree when msg has been sent
- */
-
- if ((len = capi_conn_req(cbdata->data.setup.CalledPN, &skb,
- chan->proto)) < 0)
- {
- printk("capi_conn_req failed\n");
- return;
- }
-
-
- refnum = last_ref_num++ & 0x7fffU;
-
- chan->callref = 0;
- chan->layer2link = 0;
- chan->snum = 0;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_CONN_REQ, refnum, skb, len);
-}
-
-/*
- * rcv CONNECT
- * will go into ACTIVE state
- * send CONN_ACTIVE_RESP
- * send Select protocol request
- */
-
-void cb_out_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- isdn_ctrl ictl;
- struct sk_buff *skb;
- int len;
- ushort refnum;
-
- if ((len = capi_conn_active_resp(chan, &skb)) < 0)
- {
- printk("capi_conn_active_req failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_CONN_ACTV_RESP, refnum, skb, len);
-
-
- ictl.command = ISDN_STAT_DCONN;
- ictl.driver = dev->id;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
-
- /* ACTIVE D-channel */
-
- /* Select protocol */
-
- if ((len = capi_select_proto_req(chan, &skb, 1 /*outgoing*/)) < 0) {
- printk("capi_select_proto_req failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_SELP_REQ, refnum, skb, len);
-}
-
-
-/*
- * Incoming call received
- * inform user
- */
-
-void cb_in_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *cbdata)
-{
- isdn_ctrl ictl;
- unsigned short refnum;
- struct sk_buff *skb;
- int len;
-
-
- ictl.command = ISDN_STAT_ICALL;
- ictl.driver = dev->id;
- ictl.arg = chan->id;
-
- /*
- * ictl.num >= strlen() + strlen() + 5
- */
-
- if (cbdata->data.setup.CallingPN == NULL) {
- printk(KERN_DEBUG "NULL CallingPN to phone; using 0\n");
- strcpy(ictl.parm.setup.phone, "0");
- }
- else {
- strcpy(ictl.parm.setup.phone, cbdata->data.setup.CallingPN);
- }
- if (cbdata->data.setup.CalledPN == NULL) {
- printk(KERN_DEBUG "NULL CalledPN to eazmsn; using 0\n");
- strcpy(ictl.parm.setup.eazmsn, "0");
- }
- else {
- strcpy(ictl.parm.setup.eazmsn, cbdata->data.setup.CalledPN);
- }
- ictl.parm.setup.si1 = 7;
- ictl.parm.setup.si2 = 0;
- ictl.parm.setup.plan = 0;
- ictl.parm.setup.screen = 0;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "statstr: %s\n", ictl.num);
-#endif
-
- dev->dev_if->statcallb(&ictl);
-
-
- if ((len = capi_conn_resp(chan, &skb)) < 0) {
- printk(KERN_DEBUG "capi_conn_resp failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_CONN_RESP, refnum, skb, len);
-}
-
-/*
- * user has replied
- * open the channel
- * send CONNECT message CONNECT_ACTIVE_REQ in CAPI
- */
-
-void cb_in_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- unsigned short refnum;
- struct sk_buff *skb;
- int len;
-
- if ((len = capi_conn_active_req(chan, &skb)) < 0) {
- printk(KERN_DEBUG "capi_conn_active_req failed\n");
- return;
- }
-
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- printk(KERN_DEBUG "sending MSG_CONN_ACTV_REQ\n");
- pcbit_l2_write(dev, MSG_CONN_ACTV_REQ, refnum, skb, len);
-}
-
-/*
- * CONN_ACK arrived
- * start b-proto selection
- *
- */
-
-void cb_in_3(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- unsigned short refnum;
- struct sk_buff *skb;
- int len;
-
- if ((len = capi_select_proto_req(chan, &skb, 0 /*incoming*/)) < 0)
- {
- printk("capi_select_proto_req failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_SELP_REQ, refnum, skb, len);
-
-}
-
-
-/*
- * Received disconnect ind on active state
- * send disconnect resp
- * send msg to user
- */
-void cb_disc_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- struct sk_buff *skb;
- int len;
- ushort refnum;
- isdn_ctrl ictl;
-
- if ((len = capi_disc_resp(chan, &skb)) < 0) {
- printk("capi_disc_resp failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_DISC_RESP, refnum, skb, len);
-
- ictl.command = ISDN_STAT_BHUP;
- ictl.driver = dev->id;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
-}
-
-
-/*
- * User HANGUP on active/call proceeding state
- * send disc.req
- */
-void cb_disc_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- struct sk_buff *skb;
- int len;
- ushort refnum;
-
- if ((len = capi_disc_req(chan->callref, &skb, CAUSE_NORMAL)) < 0)
- {
- printk("capi_disc_req failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_DISC_REQ, refnum, skb, len);
-}
-
-/*
- * Disc confirm received send BHUP
- * Problem: when the HL driver sends the disc req itself
- * LL receives BHUP
- */
-void cb_disc_3(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- isdn_ctrl ictl;
-
- ictl.command = ISDN_STAT_BHUP;
- ictl.driver = dev->id;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
-}
-
-void cb_notdone(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
-}
-
-/*
- * send activate b-chan protocol
- */
-void cb_selp_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- struct sk_buff *skb;
- int len;
- ushort refnum;
-
- if ((len = capi_activate_transp_req(chan, &skb)) < 0)
- {
- printk("capi_conn_activate_transp_req failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_ACT_TRANSP_REQ, refnum, skb, len);
-}
-
-/*
- * Inform User that the B-channel is available
- */
-void cb_open(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data)
-{
- isdn_ctrl ictl;
-
- ictl.command = ISDN_STAT_BCONN;
- ictl.driver = dev->id;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
-}
+++ /dev/null
-/*
- * Callbacks prototypes for FSM
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-#ifndef CALLBACKS_H
-#define CALLBACKS_H
-
-
-extern void cb_out_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-
-extern void cb_out_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-
-extern void cb_in_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-extern void cb_in_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-extern void cb_in_3(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-
-extern void cb_disc_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-extern void cb_disc_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-extern void cb_disc_3(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-
-extern void cb_notdone(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-
-extern void cb_selp_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-extern void cb_open(struct pcbit_dev *dev, struct pcbit_chan *chan,
- struct callb_data *data);
-
-#endif
+++ /dev/null
-/*
- * CAPI encoder/decoder for
- * Portugal Telecom CAPI 2.0
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- *
- * Not compatible with the AVM Gmbh. CAPI 2.0
- *
- */
-
-/*
- * Documentation:
- * - "Common ISDN API - Perfil Português - Versão 2.1",
- * Telecom Portugal, Fev 1992.
- * - "Common ISDN API - Especificação de protocolos para
- * acesso aos canais B", Inesc, Jan 1994.
- */
-
-/*
- * TODO: better decoding of Information Elements
- * for debug purposes mainly
- * encode our number in CallerPN and ConnectedPN
- */
-
-#include <linux/kernel.h>
-
-#include <linux/types.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
-
-#include <linux/skbuff.h>
-
-#include <linux/io.h>
-#include <linux/string.h>
-
-#include <linux/isdnif.h>
-
-#include "pcbit.h"
-#include "edss1.h"
-#include "capi.h"
-
-
-/*
- * Encoding of CAPI messages
- *
- */
-
-int capi_conn_req(const char *calledPN, struct sk_buff **skb, int proto)
-{
- ushort len;
-
- /*
- * length
- * AppInfoMask - 2
- * BC0 - 3
- * BC1 - 1
- * Chan - 2
- * Keypad - 1
- * CPN - 1
- * CPSA - 1
- * CalledPN - 2 + strlen
- * CalledPSA - 1
- * rest... - 4
- * ----------------
- * Total 18 + strlen
- */
-
- len = 18 + strlen(calledPN);
-
- if (proto == ISDN_PROTO_L2_TRANS)
- len++;
-
- if ((*skb = dev_alloc_skb(len)) == NULL) {
-
- printk(KERN_WARNING "capi_conn_req: alloc_skb failed\n");
- return -1;
- }
-
- /* InfoElmMask */
- *((ushort *)skb_put(*skb, 2)) = AppInfoMask;
-
- if (proto == ISDN_PROTO_L2_TRANS)
- {
- /* Bearer Capability - Mandatory*/
- *(skb_put(*skb, 1)) = 3; /* BC0.Length */
- *(skb_put(*skb, 1)) = 0x80; /* Speech */
- *(skb_put(*skb, 1)) = 0x10; /* Circuit Mode */
- *(skb_put(*skb, 1)) = 0x23; /* A-law */
- } else {
- /* Bearer Capability - Mandatory*/
- *(skb_put(*skb, 1)) = 2; /* BC0.Length */
- *(skb_put(*skb, 1)) = 0x88; /* Digital Information */
- *(skb_put(*skb, 1)) = 0x90; /* BC0.Octect4 */
- }
-
- /* Bearer Capability - Optional*/
- *(skb_put(*skb, 1)) = 0; /* BC1.Length = 0 */
-
- *(skb_put(*skb, 1)) = 1; /* ChannelID.Length = 1 */
- *(skb_put(*skb, 1)) = 0x83; /* Basic Interface - Any Channel */
-
- *(skb_put(*skb, 1)) = 0; /* Keypad.Length = 0 */
-
-
- *(skb_put(*skb, 1)) = 0; /* CallingPN.Length = 0 */
- *(skb_put(*skb, 1)) = 0; /* CallingPSA.Length = 0 */
-
- /* Called Party Number */
- *(skb_put(*skb, 1)) = strlen(calledPN) + 1;
- *(skb_put(*skb, 1)) = 0x81;
- memcpy(skb_put(*skb, strlen(calledPN)), calledPN, strlen(calledPN));
-
- /* '#' */
-
- *(skb_put(*skb, 1)) = 0; /* CalledPSA.Length = 0 */
-
- /* LLC.Length = 0; */
- /* HLC0.Length = 0; */
- /* HLC1.Length = 0; */
- /* UTUS.Length = 0; */
- memset(skb_put(*skb, 4), 0, 4);
-
- return len;
-}
-
-int capi_conn_resp(struct pcbit_chan *chan, struct sk_buff **skb)
-{
-
- if ((*skb = dev_alloc_skb(5)) == NULL) {
-
- printk(KERN_WARNING "capi_conn_resp: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
- *(skb_put(*skb, 1)) = 0x01; /* ACCEPT_CALL */
- *(skb_put(*skb, 1)) = 0;
- *(skb_put(*skb, 1)) = 0;
-
- return 5;
-}
-
-int capi_conn_active_req(struct pcbit_chan *chan, struct sk_buff **skb)
-{
- /*
- * 8 bytes
- */
-
- if ((*skb = dev_alloc_skb(8)) == NULL) {
-
- printk(KERN_WARNING "capi_conn_active_req: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "Call Reference: %04x\n", chan->callref);
-#endif
-
- *(skb_put(*skb, 1)) = 0; /* BC.Length = 0; */
- *(skb_put(*skb, 1)) = 0; /* ConnectedPN.Length = 0 */
- *(skb_put(*skb, 1)) = 0; /* PSA.Length */
- *(skb_put(*skb, 1)) = 0; /* LLC.Length = 0; */
- *(skb_put(*skb, 1)) = 0; /* HLC.Length = 0; */
- *(skb_put(*skb, 1)) = 0; /* UTUS.Length = 0; */
-
- return 8;
-}
-
-int capi_conn_active_resp(struct pcbit_chan *chan, struct sk_buff **skb)
-{
- /*
- * 2 bytes
- */
-
- if ((*skb = dev_alloc_skb(2)) == NULL) {
-
- printk(KERN_WARNING "capi_conn_active_resp: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
-
- return 2;
-}
-
-
-int capi_select_proto_req(struct pcbit_chan *chan, struct sk_buff **skb,
- int outgoing)
-{
-
- /*
- * 18 bytes
- */
-
- if ((*skb = dev_alloc_skb(18)) == NULL) {
-
- printk(KERN_WARNING "capi_select_proto_req: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
-
- /* Layer2 protocol */
-
- switch (chan->proto) {
- case ISDN_PROTO_L2_X75I:
- *(skb_put(*skb, 1)) = 0x05; /* LAPB */
- break;
- case ISDN_PROTO_L2_HDLC:
- *(skb_put(*skb, 1)) = 0x02;
- break;
- case ISDN_PROTO_L2_TRANS:
- /*
- * Voice (a-law)
- */
- *(skb_put(*skb, 1)) = 0x06;
- break;
- default:
-#ifdef DEBUG
- printk(KERN_DEBUG "Transparent\n");
-#endif
- *(skb_put(*skb, 1)) = 0x03;
- break;
- }
-
- *(skb_put(*skb, 1)) = (outgoing ? 0x02 : 0x42); /* Don't ask */
- *(skb_put(*skb, 1)) = 0x00;
-
- *((ushort *) skb_put(*skb, 2)) = MRU;
-
-
- *(skb_put(*skb, 1)) = 0x08; /* Modulo */
- *(skb_put(*skb, 1)) = 0x07; /* Max Window */
-
- *(skb_put(*skb, 1)) = 0x01; /* No Layer3 Protocol */
-
- /*
- * 2 - layer3 MTU [10]
- * - Modulo [12]
- * - Window
- * - layer1 proto [14]
- * - bitrate
- * - sub-channel [16]
- * - layer1dataformat [17]
- */
-
- memset(skb_put(*skb, 8), 0, 8);
-
- return 18;
-}
-
-
-int capi_activate_transp_req(struct pcbit_chan *chan, struct sk_buff **skb)
-{
-
- if ((*skb = dev_alloc_skb(7)) == NULL) {
-
- printk(KERN_WARNING "capi_activate_transp_req: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
-
-
- *(skb_put(*skb, 1)) = chan->layer2link; /* Layer2 id */
- *(skb_put(*skb, 1)) = 0x00; /* Transmit by default */
-
- *((ushort *) skb_put(*skb, 2)) = MRU;
-
- *(skb_put(*skb, 1)) = 0x01; /* Enables reception*/
-
- return 7;
-}
-
-int capi_tdata_req(struct pcbit_chan *chan, struct sk_buff *skb)
-{
- ushort data_len;
-
-
- /*
- * callref - 2
- * layer2link - 1
- * wBlockLength - 2
- * data - 4
- * sernum - 1
- */
-
- data_len = skb->len;
-
- if (skb_headroom(skb) < 10)
- {
- printk(KERN_CRIT "No headspace (%u) on headroom %p for capi header\n", skb_headroom(skb), skb);
- }
- else
- {
- skb_push(skb, 10);
- }
-
- *((u16 *) (skb->data)) = chan->callref;
- skb->data[2] = chan->layer2link;
- *((u16 *) (skb->data + 3)) = data_len;
-
- chan->s_refnum = (chan->s_refnum + 1) % 8;
- *((u32 *) (skb->data + 5)) = chan->s_refnum;
-
- skb->data[9] = 0; /* HDLC frame number */
-
- return 10;
-}
-
-int capi_tdata_resp(struct pcbit_chan *chan, struct sk_buff **skb)
-
-{
- if ((*skb = dev_alloc_skb(4)) == NULL) {
-
- printk(KERN_WARNING "capi_tdata_resp: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
-
- *(skb_put(*skb, 1)) = chan->layer2link;
- *(skb_put(*skb, 1)) = chan->r_refnum;
-
- return (*skb)->len;
-}
-
-int capi_disc_req(ushort callref, struct sk_buff **skb, u_char cause)
-{
-
- if ((*skb = dev_alloc_skb(6)) == NULL) {
-
- printk(KERN_WARNING "capi_disc_req: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = callref;
-
- *(skb_put(*skb, 1)) = 2; /* Cause.Length = 2; */
- *(skb_put(*skb, 1)) = 0x80;
- *(skb_put(*skb, 1)) = 0x80 | cause;
-
- /*
- * Change it: we should send 'Sic transit gloria Mundi' here ;-)
- */
-
- *(skb_put(*skb, 1)) = 0; /* UTUS.Length = 0; */
-
- return 6;
-}
-
-int capi_disc_resp(struct pcbit_chan *chan, struct sk_buff **skb)
-{
- if ((*skb = dev_alloc_skb(2)) == NULL) {
-
- printk(KERN_WARNING "capi_disc_resp: alloc_skb failed\n");
- return -1;
- }
-
- *((ushort *)skb_put(*skb, 2)) = chan->callref;
-
- return 2;
-}
-
-
-/*
- * Decoding of CAPI messages
- *
- */
-
-int capi_decode_conn_ind(struct pcbit_chan *chan,
- struct sk_buff *skb,
- struct callb_data *info)
-{
- int CIlen, len;
-
- /* Call Reference [CAPI] */
- chan->callref = *((ushort *)skb->data);
- skb_pull(skb, 2);
-
-#ifdef DEBUG
- printk(KERN_DEBUG "Call Reference: %04x\n", chan->callref);
-#endif
-
- /* Channel Identification */
-
- /* Expect
- Len = 1
- Octect 3 = 0100 10CC - [ 7 Basic, 4 , 2-1 chan ]
- */
-
- CIlen = skb->data[0];
-#ifdef DEBUG
- if (CIlen == 1) {
-
- if (((skb->data[1]) & 0xFC) == 0x48)
- printk(KERN_DEBUG "decode_conn_ind: chan ok\n");
- printk(KERN_DEBUG "phyChan = %d\n", skb->data[1] & 0x03);
- }
- else
- printk(KERN_DEBUG "conn_ind: CIlen = %d\n", CIlen);
-#endif
- skb_pull(skb, CIlen + 1);
-
- /* Calling Party Number */
- /* An "additional service" as far as Portugal Telecom is concerned */
-
- len = skb->data[0];
-
- if (len > 0) {
- int count = 1;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "CPN: Octect 3 %02x\n", skb->data[1]);
-#endif
- if ((skb->data[1] & 0x80) == 0)
- count = 2;
-
- if (!(info->data.setup.CallingPN = kmalloc(len - count + 1, GFP_ATOMIC)))
- return -1;
-
- skb_copy_from_linear_data_offset(skb, count + 1,
- info->data.setup.CallingPN,
- len - count);
- info->data.setup.CallingPN[len - count] = 0;
-
- }
- else {
- info->data.setup.CallingPN = NULL;
- printk(KERN_DEBUG "NULL CallingPN\n");
- }
-
- skb_pull(skb, len + 1);
-
- /* Calling Party Subaddress */
- skb_pull(skb, skb->data[0] + 1);
-
- /* Called Party Number */
-
- len = skb->data[0];
-
- if (len > 0) {
- int count = 1;
-
- if ((skb->data[1] & 0x80) == 0)
- count = 2;
-
- if (!(info->data.setup.CalledPN = kmalloc(len - count + 1, GFP_ATOMIC)))
- return -1;
-
- skb_copy_from_linear_data_offset(skb, count + 1,
- info->data.setup.CalledPN,
- len - count);
- info->data.setup.CalledPN[len - count] = 0;
-
- }
- else {
- info->data.setup.CalledPN = NULL;
- printk(KERN_DEBUG "NULL CalledPN\n");
- }
-
- skb_pull(skb, len + 1);
-
- /* Called Party Subaddress */
- skb_pull(skb, skb->data[0] + 1);
-
- /* LLC */
- skb_pull(skb, skb->data[0] + 1);
-
- /* HLC */
- skb_pull(skb, skb->data[0] + 1);
-
- /* U2U */
- skb_pull(skb, skb->data[0] + 1);
-
- return 0;
-}
-
-/*
- * returns errcode
- */
-
-int capi_decode_conn_conf(struct pcbit_chan *chan, struct sk_buff *skb,
- int *complete)
-{
- int errcode;
-
- chan->callref = *((ushort *)skb->data); /* Update CallReference */
- skb_pull(skb, 2);
-
- errcode = *((ushort *) skb->data); /* read errcode */
- skb_pull(skb, 2);
-
- *complete = *(skb->data);
- skb_pull(skb, 1);
-
- /* FIX ME */
- /* This is actually a firmware bug */
- if (!*complete)
- {
- printk(KERN_DEBUG "complete=%02x\n", *complete);
- *complete = 1;
- }
-
-
- /* Optional Bearer Capability */
- skb_pull(skb, *(skb->data) + 1);
-
- /* Channel Identification */
- skb_pull(skb, *(skb->data) + 1);
-
- /* High Layer Compatibility follows */
- skb_pull(skb, *(skb->data) + 1);
-
- return errcode;
-}
-
-int capi_decode_conn_actv_ind(struct pcbit_chan *chan, struct sk_buff *skb)
-{
- ushort len;
-#ifdef DEBUG
- char str[32];
-#endif
-
- /* Yet Another Bearer Capability */
- skb_pull(skb, *(skb->data) + 1);
-
-
- /* Connected Party Number */
- len = *(skb->data);
-
-#ifdef DEBUG
- if (len > 1 && len < 31) {
- skb_copy_from_linear_data_offset(skb, 2, str, len - 1);
- str[len] = 0;
- printk(KERN_DEBUG "Connected Party Number: %s\n", str);
- }
- else
- printk(KERN_DEBUG "actv_ind CPN len = %d\n", len);
-#endif
-
- skb_pull(skb, len + 1);
-
- /* Connected Subaddress */
- skb_pull(skb, *(skb->data) + 1);
-
- /* Low Layer Capability */
- skb_pull(skb, *(skb->data) + 1);
-
- /* High Layer Capability */
- skb_pull(skb, *(skb->data) + 1);
-
- return 0;
-}
-
-int capi_decode_conn_actv_conf(struct pcbit_chan *chan, struct sk_buff *skb)
-{
- ushort errcode;
-
- errcode = *((ushort *)skb->data);
- skb_pull(skb, 2);
-
- /* Channel Identification
- skb_pull(skb, skb->data[0] + 1);
- */
- return errcode;
-}
-
-
-int capi_decode_sel_proto_conf(struct pcbit_chan *chan, struct sk_buff *skb)
-{
- ushort errcode;
-
- chan->layer2link = *(skb->data);
- skb_pull(skb, 1);
-
- errcode = *((ushort *)skb->data);
- skb_pull(skb, 2);
-
- return errcode;
-}
-
-int capi_decode_actv_trans_conf(struct pcbit_chan *chan, struct sk_buff *skb)
-{
- ushort errcode;
-
- if (chan->layer2link != *(skb->data))
- printk("capi_decode_actv_trans_conf: layer2link doesn't match\n");
-
- skb_pull(skb, 1);
-
- errcode = *((ushort *)skb->data);
- skb_pull(skb, 2);
-
- return errcode;
-}
-
-int capi_decode_disc_ind(struct pcbit_chan *chan, struct sk_buff *skb)
-{
- ushort len;
-#ifdef DEBUG
- int i;
-#endif
- /* Cause */
-
- len = *(skb->data);
- skb_pull(skb, 1);
-
-#ifdef DEBUG
-
- for (i = 0; i < len; i++)
- printk(KERN_DEBUG "Cause Octect %d: %02x\n", i + 3,
- *(skb->data + i));
-#endif
-
- skb_pull(skb, len);
-
- return 0;
-}
-
-#ifdef DEBUG
-int capi_decode_debug_188(u_char *hdr, ushort hdrlen)
-{
- char str[64];
- int len;
-
- len = hdr[0];
-
- if (len < 64 && len == hdrlen - 1) {
- memcpy(str, hdr + 1, hdrlen - 1);
- str[hdrlen - 1] = 0;
- printk("%s\n", str);
- }
- else
- printk("debug message incorrect\n");
-
- return 0;
-}
-#endif
+++ /dev/null
-/*
- * CAPI encode/decode prototypes and defines
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-#ifndef CAPI_H
-#define CAPI_H
-
-
-#define REQ_CAUSE 0x01
-#define REQ_DISPLAY 0x04
-#define REQ_USER_TO_USER 0x08
-
-#define AppInfoMask (REQ_CAUSE | REQ_DISPLAY | REQ_USER_TO_USER)
-
-/* Connection Setup */
-extern int capi_conn_req(const char *calledPN, struct sk_buff **buf,
- int proto);
-extern int capi_decode_conn_conf(struct pcbit_chan *chan, struct sk_buff *skb,
- int *complete);
-
-extern int capi_decode_conn_ind(struct pcbit_chan *chan, struct sk_buff *skb,
- struct callb_data *info);
-extern int capi_conn_resp(struct pcbit_chan *chan, struct sk_buff **skb);
-
-extern int capi_conn_active_req(struct pcbit_chan *chan, struct sk_buff **skb);
-extern int capi_decode_conn_actv_conf(struct pcbit_chan *chan,
- struct sk_buff *skb);
-
-extern int capi_decode_conn_actv_ind(struct pcbit_chan *chan,
- struct sk_buff *skb);
-extern int capi_conn_active_resp(struct pcbit_chan *chan,
- struct sk_buff **skb);
-
-/* Data */
-extern int capi_select_proto_req(struct pcbit_chan *chan, struct sk_buff **skb,
- int outgoing);
-extern int capi_decode_sel_proto_conf(struct pcbit_chan *chan,
- struct sk_buff *skb);
-
-extern int capi_activate_transp_req(struct pcbit_chan *chan,
- struct sk_buff **skb);
-extern int capi_decode_actv_trans_conf(struct pcbit_chan *chan,
- struct sk_buff *skb);
-
-extern int capi_tdata_req(struct pcbit_chan *chan, struct sk_buff *skb);
-extern int capi_tdata_resp(struct pcbit_chan *chan, struct sk_buff **skb);
-
-/* Connection Termination */
-extern int capi_disc_req(ushort callref, struct sk_buff **skb, u_char cause);
-
-extern int capi_decode_disc_ind(struct pcbit_chan *chan, struct sk_buff *skb);
-extern int capi_disc_resp(struct pcbit_chan *chan, struct sk_buff **skb);
-
-#ifdef DEBUG
-extern int capi_decode_debug_188(u_char *hdr, ushort hdrlen);
-#endif
-
-static inline struct pcbit_chan *
-capi_channel(struct pcbit_dev *dev, struct sk_buff *skb)
-{
- ushort callref;
-
- callref = *((ushort *)skb->data);
- skb_pull(skb, 2);
-
- if (dev->b1->callref == callref)
- return dev->b1;
- else if (dev->b2->callref == callref)
- return dev->b2;
-
- return NULL;
-}
-
-#endif
+++ /dev/null
-/*
- * PCBIT-D interface with isdn4linux
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-/*
- * Fixes:
- *
- * Nuno Grilo <l38486@alfa.ist.utl.pt>
- * fixed msn_list NULL pointer dereference.
- *
- */
-
-#include <linux/module.h>
-
-
-#include <linux/kernel.h>
-
-#include <linux/types.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-#include <linux/skbuff.h>
-
-#include <linux/isdnif.h>
-#include <linux/string.h>
-#include <linux/io.h>
-#include <linux/ioport.h>
-
-#include "pcbit.h"
-#include "edss1.h"
-#include "layer2.h"
-#include "capi.h"
-
-
-extern ushort last_ref_num;
-
-static int pcbit_ioctl(isdn_ctrl *ctl);
-
-static char *pcbit_devname[MAX_PCBIT_CARDS] = {
- "pcbit0",
- "pcbit1",
- "pcbit2",
- "pcbit3"
-};
-
-/*
- * prototypes
- */
-
-static int pcbit_command(isdn_ctrl *ctl);
-static int pcbit_stat(u_char __user *buf, int len, int, int);
-static int pcbit_xmit(int driver, int chan, int ack, struct sk_buff *skb);
-static int pcbit_writecmd(const u_char __user *, int, int, int);
-
-static int set_protocol_running(struct pcbit_dev *dev);
-
-static void pcbit_clear_msn(struct pcbit_dev *dev);
-static void pcbit_set_msn(struct pcbit_dev *dev, char *list);
-static int pcbit_check_msn(struct pcbit_dev *dev, char *msn);
-
-
-int pcbit_init_dev(int board, int mem_base, int irq)
-{
- struct pcbit_dev *dev;
- isdn_if *dev_if;
-
- if ((dev = kzalloc(sizeof(struct pcbit_dev), GFP_KERNEL)) == NULL)
- {
- printk("pcbit_init: couldn't malloc pcbit_dev struct\n");
- return -ENOMEM;
- }
-
- dev_pcbit[board] = dev;
- init_waitqueue_head(&dev->set_running_wq);
- spin_lock_init(&dev->lock);
-
- if (mem_base >= 0xA0000 && mem_base <= 0xFFFFF) {
- dev->ph_mem = mem_base;
- if (!request_mem_region(dev->ph_mem, 4096, "PCBIT mem")) {
- printk(KERN_WARNING
- "PCBIT: memory region %lx-%lx already in use\n",
- dev->ph_mem, dev->ph_mem + 4096);
- kfree(dev);
- dev_pcbit[board] = NULL;
- return -EACCES;
- }
- dev->sh_mem = ioremap(dev->ph_mem, 4096);
- }
- else
- {
- printk("memory address invalid");
- kfree(dev);
- dev_pcbit[board] = NULL;
- return -EACCES;
- }
-
- dev->b1 = kzalloc(sizeof(struct pcbit_chan), GFP_KERNEL);
- if (!dev->b1) {
- printk("pcbit_init: couldn't malloc pcbit_chan struct\n");
- iounmap(dev->sh_mem);
- release_mem_region(dev->ph_mem, 4096);
- kfree(dev);
- return -ENOMEM;
- }
-
- dev->b2 = kzalloc(sizeof(struct pcbit_chan), GFP_KERNEL);
- if (!dev->b2) {
- printk("pcbit_init: couldn't malloc pcbit_chan struct\n");
- kfree(dev->b1);
- iounmap(dev->sh_mem);
- release_mem_region(dev->ph_mem, 4096);
- kfree(dev);
- return -ENOMEM;
- }
-
- dev->b2->id = 1;
-
- INIT_WORK(&dev->qdelivery, pcbit_deliver);
-
- /*
- * interrupts
- */
-
- if (request_irq(irq, &pcbit_irq_handler, 0, pcbit_devname[board], dev) != 0)
- {
- kfree(dev->b1);
- kfree(dev->b2);
- iounmap(dev->sh_mem);
- release_mem_region(dev->ph_mem, 4096);
- kfree(dev);
- dev_pcbit[board] = NULL;
- return -EIO;
- }
-
- dev->irq = irq;
-
- /* next frame to be received */
- dev->rcv_seq = 0;
- dev->send_seq = 0;
- dev->unack_seq = 0;
-
- dev->hl_hdrlen = 16;
-
- dev_if = kmalloc(sizeof(isdn_if), GFP_KERNEL);
-
- if (!dev_if) {
- free_irq(irq, dev);
- kfree(dev->b1);
- kfree(dev->b2);
- iounmap(dev->sh_mem);
- release_mem_region(dev->ph_mem, 4096);
- kfree(dev);
- dev_pcbit[board] = NULL;
- return -EIO;
- }
-
- dev->dev_if = dev_if;
-
- dev_if->owner = THIS_MODULE;
-
- dev_if->channels = 2;
-
- dev_if->features = (ISDN_FEATURE_P_EURO | ISDN_FEATURE_L3_TRANS |
- ISDN_FEATURE_L2_HDLC | ISDN_FEATURE_L2_TRANS);
-
- dev_if->writebuf_skb = pcbit_xmit;
- dev_if->hl_hdrlen = 16;
-
- dev_if->maxbufsize = MAXBUFSIZE;
- dev_if->command = pcbit_command;
-
- dev_if->writecmd = pcbit_writecmd;
- dev_if->readstat = pcbit_stat;
-
-
- strcpy(dev_if->id, pcbit_devname[board]);
-
- if (!register_isdn(dev_if)) {
- free_irq(irq, dev);
- kfree(dev->b1);
- kfree(dev->b2);
- iounmap(dev->sh_mem);
- release_mem_region(dev->ph_mem, 4096);
- kfree(dev);
- dev_pcbit[board] = NULL;
- return -EIO;
- }
-
- dev->id = dev_if->channels;
-
-
- dev->l2_state = L2_DOWN;
- dev->free = 511;
-
- /*
- * set_protocol_running(dev);
- */
-
- return 0;
-}
-
-#ifdef MODULE
-void pcbit_terminate(int board)
-{
- struct pcbit_dev *dev;
-
- dev = dev_pcbit[board];
-
- if (dev) {
- /* unregister_isdn(dev->dev_if); */
- free_irq(dev->irq, dev);
- pcbit_clear_msn(dev);
- kfree(dev->dev_if);
- if (dev->b1->fsm_timer.function)
- del_timer(&dev->b1->fsm_timer);
- if (dev->b2->fsm_timer.function)
- del_timer(&dev->b2->fsm_timer);
- kfree(dev->b1);
- kfree(dev->b2);
- iounmap(dev->sh_mem);
- release_mem_region(dev->ph_mem, 4096);
- kfree(dev);
- }
-}
-#endif
-
-static int pcbit_command(isdn_ctrl *ctl)
-{
- struct pcbit_dev *dev;
- struct pcbit_chan *chan;
- struct callb_data info;
-
- dev = finddev(ctl->driver);
-
- if (!dev)
- {
- printk("pcbit_command: unknown device\n");
- return -1;
- }
-
- chan = (ctl->arg & 0x0F) ? dev->b2 : dev->b1;
-
-
- switch (ctl->command) {
- case ISDN_CMD_IOCTL:
- return pcbit_ioctl(ctl);
- break;
- case ISDN_CMD_DIAL:
- info.type = EV_USR_SETUP_REQ;
- info.data.setup.CalledPN = (char *) &ctl->parm.setup.phone;
- pcbit_fsm_event(dev, chan, EV_USR_SETUP_REQ, &info);
- break;
- case ISDN_CMD_ACCEPTD:
- pcbit_fsm_event(dev, chan, EV_USR_SETUP_RESP, NULL);
- break;
- case ISDN_CMD_ACCEPTB:
- printk("ISDN_CMD_ACCEPTB - not really needed\n");
- break;
- case ISDN_CMD_HANGUP:
- pcbit_fsm_event(dev, chan, EV_USR_RELEASE_REQ, NULL);
- break;
- case ISDN_CMD_SETL2:
- chan->proto = (ctl->arg >> 8);
- break;
- case ISDN_CMD_CLREAZ:
- pcbit_clear_msn(dev);
- break;
- case ISDN_CMD_SETEAZ:
- pcbit_set_msn(dev, ctl->parm.num);
- break;
- case ISDN_CMD_SETL3:
- if ((ctl->arg >> 8) != ISDN_PROTO_L3_TRANS)
- printk(KERN_DEBUG "L3 protocol unknown\n");
- break;
- default:
- printk(KERN_DEBUG "pcbit_command: unknown command\n");
- break;
- }
-
- return 0;
-}
-
-/*
- * Another Hack :-(
- * on some conditions the board stops sending TDATA_CONFs
- * let's see if we can turn around the problem
- */
-
-#ifdef BLOCK_TIMER
-static void pcbit_block_timer(unsigned long data)
-{
- struct pcbit_chan *chan;
- struct pcbit_dev *dev;
- isdn_ctrl ictl;
-
- chan = (struct pcbit_chan *)data;
-
- dev = chan2dev(chan);
-
- if (dev == NULL) {
- printk(KERN_DEBUG "pcbit: chan2dev failed\n");
- return;
- }
-
- del_timer(&chan->block_timer);
- chan->block_timer.function = NULL;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "pcbit_block_timer\n");
-#endif
- chan->queued = 0;
- ictl.driver = dev->id;
- ictl.command = ISDN_STAT_BSENT;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
-}
-#endif
-
-static int pcbit_xmit(int driver, int chnum, int ack, struct sk_buff *skb)
-{
- ushort hdrlen;
- int refnum, len;
- struct pcbit_chan *chan;
- struct pcbit_dev *dev;
-
- dev = finddev(driver);
- if (dev == NULL)
- {
- printk("finddev returned NULL");
- return -1;
- }
-
- chan = chnum ? dev->b2 : dev->b1;
-
-
- if (chan->fsm_state != ST_ACTIVE)
- return -1;
-
- if (chan->queued >= MAX_QUEUED)
- {
-#ifdef DEBUG_QUEUE
- printk(KERN_DEBUG
- "pcbit: %d packets already in queue - write fails\n",
- chan->queued);
-#endif
- /*
- * packet stays on the head of the device queue
- * since dev_start_xmit will fail
- * see net/core/dev.c
- */
-#ifdef BLOCK_TIMER
- if (chan->block_timer.function == NULL) {
- setup_timer(&chan->block_timer, &pcbit_block_timer,
- (long)chan);
- mod_timer(&chan->block_timer, jiffies + 1 * HZ);
- }
-#endif
- return 0;
- }
-
-
- chan->queued++;
-
- len = skb->len;
-
- hdrlen = capi_tdata_req(chan, skb);
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_TDATA_REQ, refnum, skb, hdrlen);
-
- return len;
-}
-
-static int pcbit_writecmd(const u_char __user *buf, int len, int driver, int channel)
-{
- struct pcbit_dev *dev;
- int i, j;
- const u_char *loadbuf;
- u_char *ptr = NULL;
- u_char *cbuf;
-
- int errstat;
-
- dev = finddev(driver);
-
- if (!dev)
- {
- printk("pcbit_writecmd: couldn't find device");
- return -ENODEV;
- }
-
- switch (dev->l2_state) {
- case L2_LWMODE:
- /* check (size <= rdp_size); write buf into board */
- if (len < 0 || len > BANK4 + 1 || len > 1024)
- {
- printk("pcbit_writecmd: invalid length %d\n", len);
- return -EINVAL;
- }
-
- cbuf = memdup_user(buf, len);
- if (IS_ERR(cbuf))
- return PTR_ERR(cbuf);
-
- memcpy_toio(dev->sh_mem, cbuf, len);
- kfree(cbuf);
- return len;
- case L2_FWMODE:
- /* this is the hard part */
- /* dumb board */
- /* get it into kernel space */
- if ((ptr = kmalloc(len, GFP_KERNEL)) == NULL)
- return -ENOMEM;
- if (copy_from_user(ptr, buf, len)) {
- kfree(ptr);
- return -EFAULT;
- }
- loadbuf = ptr;
-
- errstat = 0;
-
- for (i = 0; i < len; i++)
- {
- for (j = 0; j < LOAD_RETRY; j++)
- if (!(readb(dev->sh_mem + dev->loadptr)))
- break;
-
- if (j == LOAD_RETRY)
- {
- errstat = -ETIME;
- printk("TIMEOUT i=%d\n", i);
- break;
- }
- writeb(loadbuf[i], dev->sh_mem + dev->loadptr + 1);
- writeb(0x01, dev->sh_mem + dev->loadptr);
-
- dev->loadptr += 2;
- if (dev->loadptr > LOAD_ZONE_END)
- dev->loadptr = LOAD_ZONE_START;
- }
- kfree(ptr);
-
- return errstat ? errstat : len;
- default:
- return -EBUSY;
- }
-}
-
-/*
- * demultiplexing of messages
- *
- */
-
-void pcbit_l3_receive(struct pcbit_dev *dev, ulong msg,
- struct sk_buff *skb,
- ushort hdr_len, ushort refnum)
-{
- struct pcbit_chan *chan;
- struct sk_buff *skb2;
- unsigned short len;
- struct callb_data cbdata;
- int complete, err;
- isdn_ctrl ictl;
-
- switch (msg) {
-
- case MSG_TDATA_IND:
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
- chan->r_refnum = skb->data[7];
- skb_pull(skb, 8);
-
- dev->dev_if->rcvcallb_skb(dev->id, chan->id, skb);
-
- if (capi_tdata_resp(chan, &skb2) > 0)
- pcbit_l2_write(dev, MSG_TDATA_RESP, refnum,
- skb2, skb2->len);
- return;
- break;
- case MSG_TDATA_CONF:
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
-#ifdef DEBUG
- if ((*((ushort *)(skb->data + 2))) != 0) {
- printk(KERN_DEBUG "TDATA_CONF error\n");
- }
-#endif
-#ifdef BLOCK_TIMER
- if (chan->queued == MAX_QUEUED) {
- del_timer(&chan->block_timer);
- chan->block_timer.function = NULL;
- }
-
-#endif
- chan->queued--;
-
- ictl.driver = dev->id;
- ictl.command = ISDN_STAT_BSENT;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
- break;
-
- case MSG_CONN_IND:
- /*
- * channel: 1st not used will do
- * if both are used we're in trouble
- */
-
- if (!dev->b1->fsm_state)
- chan = dev->b1;
- else if (!dev->b2->fsm_state)
- chan = dev->b2;
- else {
- printk(KERN_INFO
- "Incoming connection: no channels available");
-
- if ((len = capi_disc_req(*(ushort *)(skb->data), &skb2, CAUSE_NOCHAN)) > 0)
- pcbit_l2_write(dev, MSG_DISC_REQ, refnum, skb2, len);
- break;
- }
-
- cbdata.data.setup.CalledPN = NULL;
- cbdata.data.setup.CallingPN = NULL;
-
- capi_decode_conn_ind(chan, skb, &cbdata);
- cbdata.type = EV_NET_SETUP;
-
- pcbit_fsm_event(dev, chan, EV_NET_SETUP, NULL);
-
- if (pcbit_check_msn(dev, cbdata.data.setup.CallingPN))
- pcbit_fsm_event(dev, chan, EV_USR_PROCED_REQ, &cbdata);
- else
- pcbit_fsm_event(dev, chan, EV_USR_RELEASE_REQ, NULL);
-
- kfree(cbdata.data.setup.CalledPN);
- kfree(cbdata.data.setup.CallingPN);
- break;
-
- case MSG_CONN_CONF:
- /*
- * We should be able to find the channel by the message
- * reference number. The current version of the firmware
- * doesn't sent the ref number correctly.
- */
-#ifdef DEBUG
- printk(KERN_DEBUG "refnum=%04x b1=%04x b2=%04x\n", refnum,
- dev->b1->s_refnum,
- dev->b2->s_refnum);
-#endif
- /* We just try to find a channel in the right state */
-
- if (dev->b1->fsm_state == ST_CALL_INIT)
- chan = dev->b1;
- else {
- if (dev->b2->s_refnum == ST_CALL_INIT)
- chan = dev->b2;
- else {
- chan = NULL;
- printk(KERN_WARNING "Connection Confirm - no channel in Call Init state\n");
- break;
- }
- }
- if (capi_decode_conn_conf(chan, skb, &complete)) {
- printk(KERN_DEBUG "conn_conf indicates error\n");
- pcbit_fsm_event(dev, chan, EV_ERROR, NULL);
- }
- else
- if (complete)
- pcbit_fsm_event(dev, chan, EV_NET_CALL_PROC, NULL);
- else
- pcbit_fsm_event(dev, chan, EV_NET_SETUP_ACK, NULL);
- break;
- case MSG_CONN_ACTV_IND:
-
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
- if (capi_decode_conn_actv_ind(chan, skb)) {
- printk("error in capi_decode_conn_actv_ind\n");
- /* pcbit_fsm_event(dev, chan, EV_ERROR, NULL); */
- break;
- }
- chan->r_refnum = refnum;
- pcbit_fsm_event(dev, chan, EV_NET_CONN, NULL);
- break;
- case MSG_CONN_ACTV_CONF:
-
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
- if (capi_decode_conn_actv_conf(chan, skb) == 0)
- pcbit_fsm_event(dev, chan, EV_NET_CONN_ACK, NULL);
-
- else
- printk(KERN_DEBUG "decode_conn_actv_conf failed\n");
- break;
-
- case MSG_SELP_CONF:
-
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
- if (!(err = capi_decode_sel_proto_conf(chan, skb)))
- pcbit_fsm_event(dev, chan, EV_NET_SELP_RESP, NULL);
- else {
- /* Error */
- printk("error %d - capi_decode_sel_proto_conf\n", err);
- }
- break;
- case MSG_ACT_TRANSP_CONF:
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
- if (!capi_decode_actv_trans_conf(chan, skb))
- pcbit_fsm_event(dev, chan, EV_NET_ACTV_RESP, NULL);
- break;
-
- case MSG_DISC_IND:
-
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
- if (!capi_decode_disc_ind(chan, skb))
- pcbit_fsm_event(dev, chan, EV_NET_DISC, NULL);
- else
- printk(KERN_WARNING "capi_decode_disc_ind - error\n");
- break;
- case MSG_DISC_CONF:
- if (!(chan = capi_channel(dev, skb))) {
- printk(KERN_WARNING
- "CAPI header: unknown channel id\n");
- break;
- }
-
- if (!capi_decode_disc_ind(chan, skb))
- pcbit_fsm_event(dev, chan, EV_NET_RELEASE, NULL);
- else
- printk(KERN_WARNING "capi_decode_disc_conf - error\n");
- break;
- case MSG_INFO_IND:
-#ifdef DEBUG
- printk(KERN_DEBUG "received Info Indication - discarded\n");
-#endif
- break;
-#ifdef DEBUG
- case MSG_DEBUG_188:
- capi_decode_debug_188(skb->data, skb->len);
- break;
-
- default:
- printk(KERN_DEBUG "pcbit_l3_receive: unknown message %08lx\n",
- msg);
- break;
-#endif
- }
-
- kfree_skb(skb);
-
-}
-
-/*
- * Single statbuf
- * should be a statbuf per device
- */
-
-static char statbuf[STATBUF_LEN];
-static int stat_st;
-static int stat_end;
-
-static int pcbit_stat(u_char __user *buf, int len, int driver, int channel)
-{
- int stat_count;
- stat_count = stat_end - stat_st;
-
- if (stat_count < 0)
- stat_count = STATBUF_LEN - stat_st + stat_end;
-
- /* FIXME: should we sleep and wait for more cookies ? */
- if (len > stat_count)
- len = stat_count;
-
- if (stat_st < stat_end)
- {
- if (copy_to_user(buf, statbuf + stat_st, len))
- return -EFAULT;
- stat_st += len;
- }
- else
- {
- if (len > STATBUF_LEN - stat_st)
- {
- if (copy_to_user(buf, statbuf + stat_st,
- STATBUF_LEN - stat_st))
- return -EFAULT;
- if (copy_to_user(buf, statbuf,
- len - (STATBUF_LEN - stat_st)))
- return -EFAULT;
-
- stat_st = len - (STATBUF_LEN - stat_st);
- }
- else
- {
- if (copy_to_user(buf, statbuf + stat_st, len))
- return -EFAULT;
-
- stat_st += len;
-
- if (stat_st == STATBUF_LEN)
- stat_st = 0;
- }
- }
-
- if (stat_st == stat_end)
- stat_st = stat_end = 0;
-
- return len;
-}
-
-static void pcbit_logstat(struct pcbit_dev *dev, char *str)
-{
- int i;
- isdn_ctrl ictl;
-
- for (i = stat_end; i < strlen(str); i++)
- {
- statbuf[i] = str[i];
- stat_end = (stat_end + 1) % STATBUF_LEN;
- if (stat_end == stat_st)
- stat_st = (stat_st + 1) % STATBUF_LEN;
- }
-
- ictl.command = ISDN_STAT_STAVAIL;
- ictl.driver = dev->id;
- ictl.arg = strlen(str);
- dev->dev_if->statcallb(&ictl);
-}
-
-void pcbit_state_change(struct pcbit_dev *dev, struct pcbit_chan *chan,
- unsigned short i, unsigned short ev, unsigned short f)
-{
- char buf[256];
-
- sprintf(buf, "change on device: %d channel:%d\n%s -> %s -> %s\n",
- dev->id, chan->id,
- isdn_state_table[i], strisdnevent(ev), isdn_state_table[f]
- );
-
-#ifdef DEBUG
- printk("%s", buf);
-#endif
-
- pcbit_logstat(dev, buf);
-}
-
-static void set_running_timeout(unsigned long ptr)
-{
- struct pcbit_dev *dev;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "set_running_timeout\n");
-#endif
- dev = (struct pcbit_dev *) ptr;
-
- dev->l2_state = L2_DOWN;
- wake_up_interruptible(&dev->set_running_wq);
-}
-
-static int set_protocol_running(struct pcbit_dev *dev)
-{
- isdn_ctrl ctl;
-
- setup_timer(&dev->set_running_timer, &set_running_timeout, (ulong)dev);
-
- /* kick it */
-
- dev->l2_state = L2_STARTING;
-
- writeb((0x80U | ((dev->rcv_seq & 0x07) << 3) | (dev->send_seq & 0x07)),
- dev->sh_mem + BANK4);
-
- mod_timer(&dev->set_running_timer, jiffies + SET_RUN_TIMEOUT);
-
- wait_event(dev->set_running_wq, dev->l2_state == L2_RUNNING ||
- dev->l2_state == L2_DOWN);
-
- del_timer(&dev->set_running_timer);
-
- if (dev->l2_state == L2_RUNNING)
- {
- printk(KERN_DEBUG "pcbit: running\n");
-
- dev->unack_seq = dev->send_seq;
-
- dev->writeptr = dev->sh_mem;
- dev->readptr = dev->sh_mem + BANK2;
-
- /* tell the good news to the upper layer */
- ctl.driver = dev->id;
- ctl.command = ISDN_STAT_RUN;
-
- dev->dev_if->statcallb(&ctl);
- }
- else
- {
- printk(KERN_DEBUG "pcbit: initialization failed\n");
- printk(KERN_DEBUG "pcbit: firmware not loaded\n");
-
-#ifdef DEBUG
- printk(KERN_DEBUG "Bank3 = %02x\n",
- readb(dev->sh_mem + BANK3));
-#endif
- writeb(0x40, dev->sh_mem + BANK4);
-
- /* warn the upper layer */
- ctl.driver = dev->id;
- ctl.command = ISDN_STAT_STOP;
-
- dev->dev_if->statcallb(&ctl);
-
- return -EL2HLT; /* Level 2 halted */
- }
-
- return 0;
-}
-
-static int pcbit_ioctl(isdn_ctrl *ctl)
-{
- struct pcbit_dev *dev;
- struct pcbit_ioctl *cmd;
-
- dev = finddev(ctl->driver);
-
- if (!dev)
- {
- printk(KERN_DEBUG "pcbit_ioctl: unknown device\n");
- return -ENODEV;
- }
-
- cmd = (struct pcbit_ioctl *) ctl->parm.num;
-
- switch (ctl->arg) {
- case PCBIT_IOCTL_GETSTAT:
- cmd->info.l2_status = dev->l2_state;
- break;
-
- case PCBIT_IOCTL_STRLOAD:
- if (dev->l2_state == L2_RUNNING)
- return -EBUSY;
-
- dev->unack_seq = dev->send_seq = dev->rcv_seq = 0;
-
- dev->writeptr = dev->sh_mem;
- dev->readptr = dev->sh_mem + BANK2;
-
- dev->l2_state = L2_LOADING;
- break;
-
- case PCBIT_IOCTL_LWMODE:
- if (dev->l2_state != L2_LOADING)
- return -EINVAL;
-
- dev->l2_state = L2_LWMODE;
- break;
-
- case PCBIT_IOCTL_FWMODE:
- if (dev->l2_state == L2_RUNNING)
- return -EBUSY;
- dev->loadptr = LOAD_ZONE_START;
- dev->l2_state = L2_FWMODE;
-
- break;
- case PCBIT_IOCTL_ENDLOAD:
- if (dev->l2_state == L2_RUNNING)
- return -EBUSY;
- dev->l2_state = L2_DOWN;
- break;
-
- case PCBIT_IOCTL_SETBYTE:
- if (dev->l2_state == L2_RUNNING)
- return -EBUSY;
-
- /* check addr */
- if (cmd->info.rdp_byte.addr > BANK4)
- return -EFAULT;
-
- writeb(cmd->info.rdp_byte.value, dev->sh_mem + cmd->info.rdp_byte.addr);
- break;
- case PCBIT_IOCTL_GETBYTE:
- if (dev->l2_state == L2_RUNNING)
- return -EBUSY;
-
- /* check addr */
-
- if (cmd->info.rdp_byte.addr > BANK4)
- {
- printk("getbyte: invalid addr %04x\n", cmd->info.rdp_byte.addr);
- return -EFAULT;
- }
-
- cmd->info.rdp_byte.value = readb(dev->sh_mem + cmd->info.rdp_byte.addr);
- break;
- case PCBIT_IOCTL_RUNNING:
- if (dev->l2_state == L2_RUNNING)
- return -EBUSY;
- return set_protocol_running(dev);
- break;
- case PCBIT_IOCTL_WATCH188:
- if (dev->l2_state != L2_LOADING)
- return -EINVAL;
- pcbit_l2_write(dev, MSG_WATCH188, 0x0001, NULL, 0);
- break;
- case PCBIT_IOCTL_PING188:
- if (dev->l2_state != L2_LOADING)
- return -EINVAL;
- pcbit_l2_write(dev, MSG_PING188_REQ, 0x0001, NULL, 0);
- break;
- case PCBIT_IOCTL_APION:
- if (dev->l2_state != L2_LOADING)
- return -EINVAL;
- pcbit_l2_write(dev, MSG_API_ON, 0x0001, NULL, 0);
- break;
- case PCBIT_IOCTL_STOP:
- dev->l2_state = L2_DOWN;
- writeb(0x40, dev->sh_mem + BANK4);
- dev->rcv_seq = 0;
- dev->send_seq = 0;
- dev->unack_seq = 0;
- break;
- default:
- printk("error: unknown ioctl\n");
- break;
- }
- return 0;
-}
-
-/*
- * MSN list handling
- *
- * if null reject all calls
- * if first entry has null MSN accept all calls
- */
-
-static void pcbit_clear_msn(struct pcbit_dev *dev)
-{
- struct msn_entry *ptr, *back;
-
- for (ptr = dev->msn_list; ptr;)
- {
- back = ptr->next;
- kfree(ptr);
- ptr = back;
- }
-
- dev->msn_list = NULL;
-}
-
-static void pcbit_set_msn(struct pcbit_dev *dev, char *list)
-{
- struct msn_entry *ptr;
- struct msn_entry *back = NULL;
- char *cp, *sp;
- int len;
-
- if (strlen(list) == 0) {
- ptr = kmalloc(sizeof(struct msn_entry), GFP_ATOMIC);
- if (!ptr) {
- printk(KERN_WARNING "kmalloc failed\n");
- return;
- }
-
- ptr->msn = NULL;
-
- ptr->next = dev->msn_list;
- dev->msn_list = ptr;
-
- return;
- }
-
- if (dev->msn_list)
- for (back = dev->msn_list; back->next; back = back->next);
-
- sp = list;
-
- do {
- cp = strchr(sp, ',');
- if (cp)
- len = cp - sp;
- else
- len = strlen(sp);
-
- ptr = kmalloc(sizeof(struct msn_entry), GFP_ATOMIC);
-
- if (!ptr) {
- printk(KERN_WARNING "kmalloc failed\n");
- return;
- }
- ptr->next = NULL;
-
- ptr->msn = kmalloc(len + 1, GFP_ATOMIC);
- if (!ptr->msn) {
- printk(KERN_WARNING "kmalloc failed\n");
- kfree(ptr);
- return;
- }
-
- memcpy(ptr->msn, sp, len);
- ptr->msn[len] = 0;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "msn: %s\n", ptr->msn);
-#endif
- if (dev->msn_list == NULL)
- dev->msn_list = ptr;
- else
- back->next = ptr;
- back = ptr;
- sp += len;
- } while (cp);
-}
-
-/*
- * check if we do signal or reject an incoming call
- */
-static int pcbit_check_msn(struct pcbit_dev *dev, char *msn)
-{
- struct msn_entry *ptr;
-
- for (ptr = dev->msn_list; ptr; ptr = ptr->next) {
-
- if (ptr->msn == NULL)
- return 1;
-
- if (strcmp(ptr->msn, msn) == 0)
- return 1;
- }
-
- return 0;
-}
+++ /dev/null
-/*
- * DSS.1 Finite State Machine
- * base: ITU-T Rec Q.931
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-/*
- * TODO: complete the FSM
- * move state/event descriptions to a user space logger
- */
-
-#include <linux/string.h>
-#include <linux/kernel.h>
-
-#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/skbuff.h>
-
-#include <linux/timer.h>
-#include <linux/io.h>
-
-#include <linux/isdnif.h>
-
-#include "pcbit.h"
-#include "edss1.h"
-#include "layer2.h"
-#include "callbacks.h"
-
-
-const char * const isdn_state_table[] = {
- "Closed",
- "Call initiated",
- "Overlap sending",
- "Outgoing call proceeding",
- "NOT DEFINED",
- "Call delivered",
- "Call present",
- "Call received",
- "Connect request",
- "Incoming call proceeding",
- "Active",
- "Disconnect request",
- "Disconnect indication",
- "NOT DEFINED",
- "NOT DEFINED",
- "Suspend request",
- "NOT DEFINED",
- "Resume request",
- "NOT DEFINED",
- "Release Request",
- "NOT DEFINED",
- "NOT DEFINED",
- "NOT DEFINED",
- "NOT DEFINED",
- "NOT DEFINED",
- "Overlap receiving",
- "Select protocol on B-Channel",
- "Activate B-channel protocol"
-};
-
-#ifdef DEBUG_ERRS
-static
-struct CauseValue {
- byte nr;
- char *descr;
-} cvlist[] = {
- {0x01, "Unallocated (unassigned) number"},
- {0x02, "No route to specified transit network"},
- {0x03, "No route to destination"},
- {0x04, "Send special information tone"},
- {0x05, "Misdialled trunk prefix"},
- {0x06, "Channel unacceptable"},
- {0x07, "Channel awarded and being delivered in an established channel"},
- {0x08, "Preemption"},
- {0x09, "Preemption - circuit reserved for reuse"},
- {0x10, "Normal call clearing"},
- {0x11, "User busy"},
- {0x12, "No user responding"},
- {0x13, "No answer from user (user alerted)"},
- {0x14, "Subscriber absent"},
- {0x15, "Call rejected"},
- {0x16, "Number changed"},
- {0x1a, "non-selected user clearing"},
- {0x1b, "Destination out of order"},
- {0x1c, "Invalid number format (address incomplete)"},
- {0x1d, "Facility rejected"},
- {0x1e, "Response to Status enquiry"},
- {0x1f, "Normal, unspecified"},
- {0x22, "No circuit/channel available"},
- {0x26, "Network out of order"},
- {0x27, "Permanent frame mode connection out-of-service"},
- {0x28, "Permanent frame mode connection operational"},
- {0x29, "Temporary failure"},
- {0x2a, "Switching equipment congestion"},
- {0x2b, "Access information discarded"},
- {0x2c, "Requested circuit/channel not available"},
- {0x2e, "Precedence call blocked"},
- {0x2f, "Resource unavailable, unspecified"},
- {0x31, "Quality of service unavailable"},
- {0x32, "Requested facility not subscribed"},
- {0x35, "Outgoing calls barred within CUG"},
- {0x37, "Incoming calls barred within CUG"},
- {0x39, "Bearer capability not authorized"},
- {0x3a, "Bearer capability not presently available"},
- {0x3e, "Inconsistency in designated outgoing access information and subscriber class"},
- {0x3f, "Service or option not available, unspecified"},
- {0x41, "Bearer capability not implemented"},
- {0x42, "Channel type not implemented"},
- {0x43, "Requested facility not implemented"},
- {0x44, "Only restricted digital information bearer capability is available"},
- {0x4f, "Service or option not implemented"},
- {0x51, "Invalid call reference value"},
- {0x52, "Identified channel does not exist"},
- {0x53, "A suspended call exists, but this call identity does not"},
- {0x54, "Call identity in use"},
- {0x55, "No call suspended"},
- {0x56, "Call having the requested call identity has been cleared"},
- {0x57, "User not member of CUG"},
- {0x58, "Incompatible destination"},
- {0x5a, "Non-existent CUG"},
- {0x5b, "Invalid transit network selection"},
- {0x5f, "Invalid message, unspecified"},
- {0x60, "Mandatory information element is missing"},
- {0x61, "Message type non-existent or not implemented"},
- {0x62, "Message not compatible with call state or message type non-existent or not implemented"},
- {0x63, "Information element/parameter non-existent or not implemented"},
- {0x64, "Invalid information element contents"},
- {0x65, "Message not compatible with call state"},
- {0x66, "Recovery on timer expiry"},
- {0x67, "Parameter non-existent or not implemented - passed on"},
- {0x6e, "Message with unrecognized parameter discarded"},
- {0x6f, "Protocol error, unspecified"},
- {0x7f, "Interworking, unspecified"}
-};
-
-#endif
-
-static struct isdn_event_desc {
- unsigned short ev;
- char *desc;
-} isdn_event_table[] = {
- {EV_USR_SETUP_REQ, "CC->L3: Setup Request"},
- {EV_USR_SETUP_RESP, "CC->L3: Setup Response"},
- {EV_USR_PROCED_REQ, "CC->L3: Proceeding Request"},
- {EV_USR_RELEASE_REQ, "CC->L3: Release Request"},
-
- {EV_NET_SETUP, "NET->TE: setup "},
- {EV_NET_CALL_PROC, "NET->TE: call proceeding"},
- {EV_NET_SETUP_ACK, "NET->TE: setup acknowledge (more info needed)"},
- {EV_NET_CONN, "NET->TE: connect"},
- {EV_NET_CONN_ACK, "NET->TE: connect acknowledge"},
- {EV_NET_DISC, "NET->TE: disconnect indication"},
- {EV_NET_RELEASE, "NET->TE: release"},
- {EV_NET_RELEASE_COMP, "NET->TE: release complete"},
- {EV_NET_SELP_RESP, "Board: Select B-channel protocol ack"},
- {EV_NET_ACTV_RESP, "Board: Activate B-channel protocol ack"},
- {EV_TIMER, "Timeout"},
- {0, "NULL"}
-};
-
-char *strisdnevent(ushort ev)
-{
- struct isdn_event_desc *entry;
-
- for (entry = isdn_event_table; entry->ev; entry++)
- if (entry->ev == ev)
- break;
-
- return entry->desc;
-}
-
-/*
- * Euro ISDN finite state machine
- */
-
-static struct fsm_timer_entry fsm_timers[] = {
- {ST_CALL_PROC, 10},
- {ST_DISC_REQ, 2},
- {ST_ACTIVE_SELP, 5},
- {ST_ACTIVE_ACTV, 5},
- {ST_INCM_PROC, 10},
- {ST_CONN_REQ, 2},
- {0xff, 0}
-};
-
-static struct fsm_entry fsm_table[] = {
-/* Connect Phase */
- /* Outgoing */
- {ST_NULL, ST_CALL_INIT, EV_USR_SETUP_REQ, cb_out_1},
-
- {ST_CALL_INIT, ST_OVER_SEND, EV_NET_SETUP_ACK, cb_notdone},
- {ST_CALL_INIT, ST_CALL_PROC, EV_NET_CALL_PROC, NULL},
- {ST_CALL_INIT, ST_NULL, EV_NET_DISC, cb_out_2},
-
- {ST_CALL_PROC, ST_ACTIVE_SELP, EV_NET_CONN, cb_out_2},
- {ST_CALL_PROC, ST_NULL, EV_NET_DISC, cb_disc_1},
- {ST_CALL_PROC, ST_DISC_REQ, EV_USR_RELEASE_REQ, cb_disc_2},
-
- /* Incoming */
- {ST_NULL, ST_CALL_PRES, EV_NET_SETUP, NULL},
-
- {ST_CALL_PRES, ST_INCM_PROC, EV_USR_PROCED_REQ, cb_in_1},
- {ST_CALL_PRES, ST_DISC_REQ, EV_USR_RELEASE_REQ, cb_disc_2},
-
- {ST_INCM_PROC, ST_CONN_REQ, EV_USR_SETUP_RESP, cb_in_2},
- {ST_INCM_PROC, ST_DISC_REQ, EV_USR_RELEASE_REQ, cb_disc_2},
-
- {ST_CONN_REQ, ST_ACTIVE_SELP, EV_NET_CONN_ACK, cb_in_3},
-
- /* Active */
- {ST_ACTIVE, ST_NULL, EV_NET_DISC, cb_disc_1},
- {ST_ACTIVE, ST_DISC_REQ, EV_USR_RELEASE_REQ, cb_disc_2},
- {ST_ACTIVE, ST_NULL, EV_NET_RELEASE, cb_disc_3},
-
- /* Disconnect */
-
- {ST_DISC_REQ, ST_NULL, EV_NET_DISC, cb_disc_1},
- {ST_DISC_REQ, ST_NULL, EV_NET_RELEASE, cb_disc_3},
-
- /* protocol selection */
- {ST_ACTIVE_SELP, ST_ACTIVE_ACTV, EV_NET_SELP_RESP, cb_selp_1},
- {ST_ACTIVE_SELP, ST_DISC_REQ, EV_USR_RELEASE_REQ, cb_disc_2},
-
- {ST_ACTIVE_ACTV, ST_ACTIVE, EV_NET_ACTV_RESP, cb_open},
- {ST_ACTIVE_ACTV, ST_DISC_REQ, EV_USR_RELEASE_REQ, cb_disc_2},
-
- /* Timers */
- {ST_CALL_PROC, ST_DISC_REQ, EV_TIMER, cb_disc_2},
- {ST_DISC_REQ, ST_NULL, EV_TIMER, cb_disc_3},
- {ST_ACTIVE_SELP, ST_DISC_REQ, EV_TIMER, cb_disc_2},
- {ST_ACTIVE_ACTV, ST_DISC_REQ, EV_TIMER, cb_disc_2},
- {ST_INCM_PROC, ST_DISC_REQ, EV_TIMER, cb_disc_2},
- {ST_CONN_REQ, ST_CONN_REQ, EV_TIMER, cb_in_2},
-
- {0xff, 0, 0, NULL}
-};
-
-
-static void pcbit_fsm_timer(unsigned long data)
-{
- struct pcbit_dev *dev;
- struct pcbit_chan *chan;
-
- chan = (struct pcbit_chan *) data;
-
- del_timer(&chan->fsm_timer);
- chan->fsm_timer.function = NULL;
-
- dev = chan2dev(chan);
-
- if (!dev) {
- printk(KERN_WARNING "pcbit: timer for unknown device\n");
- return;
- }
-
- pcbit_fsm_event(dev, chan, EV_TIMER, NULL);
-}
-
-
-void pcbit_fsm_event(struct pcbit_dev *dev, struct pcbit_chan *chan,
- unsigned short event, struct callb_data *data)
-{
- struct fsm_entry *action;
- struct fsm_timer_entry *tentry;
- unsigned long flags;
-
- spin_lock_irqsave(&dev->lock, flags);
-
- for (action = fsm_table; action->init != 0xff; action++)
- if (action->init == chan->fsm_state && action->event == event)
- break;
-
- if (action->init == 0xff) {
-
- spin_unlock_irqrestore(&dev->lock, flags);
- printk(KERN_DEBUG "fsm error: event %x on state %x\n",
- event, chan->fsm_state);
- return;
- }
-
- if (chan->fsm_timer.function) {
- del_timer(&chan->fsm_timer);
- chan->fsm_timer.function = NULL;
- }
-
- chan->fsm_state = action->final;
-
- pcbit_state_change(dev, chan, action->init, event, action->final);
-
- for (tentry = fsm_timers; tentry->init != 0xff; tentry++)
- if (tentry->init == chan->fsm_state)
- break;
-
- if (tentry->init != 0xff) {
- setup_timer(&chan->fsm_timer, &pcbit_fsm_timer, (ulong)chan);
- mod_timer(&chan->fsm_timer, jiffies + tentry->timeout * HZ);
- }
-
- spin_unlock_irqrestore(&dev->lock, flags);
-
- if (action->callb)
- action->callb(dev, chan, data);
-
-}
+++ /dev/null
-/*
- * DSS.1 module definitions
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-#ifndef EDSS1_H
-#define EDSS1_H
-
-/* ISDN states */
-
-#define ST_NULL 0
-#define ST_CALL_INIT 1 /* Call initiated */
-#define ST_OVER_SEND 2 /* Overlap sending - Requests More Info 4 call */
-#define ST_CALL_PROC 3 /* Call Proceeding */
-#define ST_CALL_DELV 4
-#define ST_CALL_PRES 6 /* Call Present - Received CONN.IND */
-#define ST_CALL_RECV 7 /* Alerting sent */
-#define ST_CONN_REQ 8 /* Answered - waiting 4 CONN.CONF */
-#define ST_INCM_PROC 9
-#define ST_ACTIVE 10
-#define ST_DISC_REQ 11
-#define ST_DISC_IND 12
-#define ST_SUSP_REQ 15
-#define ST_RESM_REQ 17
-#define ST_RELS_REQ 19
-#define ST_OVER_RECV 25
-
-#define ST_ACTIVE_SELP 26 /* Select protocol on B-Channel */
-#define ST_ACTIVE_ACTV 27 /* Activate B-channel protocol */
-
-#define MAX_STATE ST_ACTIVE_ACTV
-
-#define EV_NULL 0
-#define EV_USR_SETUP_REQ 1
-#define EV_USR_SETUP_RESP 2
-#define EV_USR_PROCED_REQ 3
-#define EV_USR_RELEASE_REQ 4
-#define EV_USR_REJECT_REQ 4
-
-#define EV_NET_SETUP 16
-#define EV_NET_CALL_PROC 17
-#define EV_NET_SETUP_ACK 18
-#define EV_NET_CONN 19
-#define EV_NET_CONN_ACK 20
-
-#define EV_NET_SELP_RESP 21
-#define EV_NET_ACTV_RESP 22
-
-#define EV_NET_DISC 23
-#define EV_NET_RELEASE 24
-#define EV_NET_RELEASE_COMP 25
-
-#define EV_TIMER 26
-#define EV_ERROR 32
-
-/*
- * Cause values
- * only the ones we use
- */
-
-#define CAUSE_NORMAL 0x10U
-#define CAUSE_NOCHAN 0x22U
-
-struct callb_data {
- unsigned short type;
- union {
- struct ConnInfo {
- char *CalledPN;
- char *CallingPN;
- } setup;
- unsigned short cause;
- } data;
-};
-
-struct fsm_entry {
- unsigned short init;
- unsigned short final;
- unsigned short event;
- void (*callb)(struct pcbit_dev *, struct pcbit_chan *, struct callb_data*);
-};
-
-struct fsm_timer_entry {
- unsigned short init;
- unsigned long timeout; /* in seconds */
-};
-
-extern const char * const isdn_state_table[];
-
-void pcbit_fsm_event(struct pcbit_dev *, struct pcbit_chan *,
- unsigned short event, struct callb_data *);
-char *strisdnevent(ushort ev);
-
-#endif
+++ /dev/null
-/*
- * PCBIT-D low-layer interface
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-/*
- * 19991203 - Fernando Carvalho - takion@superbofh.org
- * Hacked to compile with egcs and run with current version of isdn modules
- */
-
-/*
- * Based on documentation provided by Inesc:
- * - "Interface com bus do PC para o PCBIT e PCBIT-D", Inesc, Jan 93
- */
-
-/*
- * TODO: better handling of errors
- * re-write/remove debug printks
- */
-
-#include <linux/string.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
-#include <linux/interrupt.h>
-#include <linux/workqueue.h>
-#include <linux/mm.h>
-#include <linux/skbuff.h>
-
-#include <linux/isdnif.h>
-
-#include <linux/io.h>
-
-
-#include "pcbit.h"
-#include "layer2.h"
-#include "edss1.h"
-
-#undef DEBUG_FRAG
-
-
-/*
- * Prototypes
- */
-
-static void pcbit_transmit(struct pcbit_dev *dev);
-
-static void pcbit_recv_ack(struct pcbit_dev *dev, unsigned char ack);
-
-static void pcbit_l2_error(struct pcbit_dev *dev);
-static void pcbit_l2_active_conf(struct pcbit_dev *dev, u_char info);
-static void pcbit_l2_err_recover(unsigned long data);
-
-static void pcbit_firmware_bug(struct pcbit_dev *dev);
-
-static __inline__ void
-pcbit_sched_delivery(struct pcbit_dev *dev)
-{
- schedule_work(&dev->qdelivery);
-}
-
-
-/*
- * Called from layer3
- */
-
-int
-pcbit_l2_write(struct pcbit_dev *dev, ulong msg, ushort refnum,
- struct sk_buff *skb, unsigned short hdr_len)
-{
- struct frame_buf *frame,
- *ptr;
- unsigned long flags;
-
- if (dev->l2_state != L2_RUNNING && dev->l2_state != L2_LOADING) {
- dev_kfree_skb(skb);
- return -1;
- }
- if ((frame = kmalloc(sizeof(struct frame_buf),
- GFP_ATOMIC)) == NULL) {
- dev_kfree_skb(skb);
- return -1;
- }
- frame->msg = msg;
- frame->refnum = refnum;
- frame->copied = 0;
- frame->hdr_len = hdr_len;
-
- if (skb)
- frame->dt_len = skb->len - hdr_len;
- else
- frame->dt_len = 0;
-
- frame->skb = skb;
-
- frame->next = NULL;
-
- spin_lock_irqsave(&dev->lock, flags);
-
- if (dev->write_queue == NULL) {
- dev->write_queue = frame;
- spin_unlock_irqrestore(&dev->lock, flags);
- pcbit_transmit(dev);
- } else {
- for (ptr = dev->write_queue; ptr->next; ptr = ptr->next);
- ptr->next = frame;
-
- spin_unlock_irqrestore(&dev->lock, flags);
- }
- return 0;
-}
-
-static __inline__ void
-pcbit_tx_update(struct pcbit_dev *dev, ushort len)
-{
- u_char info;
-
- dev->send_seq = (dev->send_seq + 1) % 8;
-
- dev->fsize[dev->send_seq] = len;
- info = 0;
- info |= dev->rcv_seq << 3;
- info |= dev->send_seq;
-
- writeb(info, dev->sh_mem + BANK4);
-
-}
-
-/*
- * called by interrupt service routine or by write_2
- */
-
-static void
-pcbit_transmit(struct pcbit_dev *dev)
-{
- struct frame_buf *frame = NULL;
- unsigned char unacked;
- int flen; /* fragment frame length including all headers */
- int free;
- int count,
- cp_len;
- unsigned long flags;
- unsigned short tt;
-
- if (dev->l2_state != L2_RUNNING && dev->l2_state != L2_LOADING)
- return;
-
- unacked = (dev->send_seq + (8 - dev->unack_seq)) & 0x07;
-
- spin_lock_irqsave(&dev->lock, flags);
-
- if (dev->free > 16 && dev->write_queue && unacked < 7) {
-
- if (!dev->w_busy)
- dev->w_busy = 1;
- else {
- spin_unlock_irqrestore(&dev->lock, flags);
- return;
- }
-
-
- frame = dev->write_queue;
- free = dev->free;
-
- spin_unlock_irqrestore(&dev->lock, flags);
-
- if (frame->copied == 0) {
-
- /* Type 0 frame */
-
- ulong msg;
-
- if (frame->skb)
- flen = FRAME_HDR_LEN + PREHDR_LEN + frame->skb->len;
- else
- flen = FRAME_HDR_LEN + PREHDR_LEN;
-
- if (flen > free)
- flen = free;
-
- msg = frame->msg;
-
- /*
- * Board level 2 header
- */
-
- pcbit_writew(dev, flen - FRAME_HDR_LEN);
-
- pcbit_writeb(dev, GET_MSG_CPU(msg));
-
- pcbit_writeb(dev, GET_MSG_PROC(msg));
-
- /* TH */
- pcbit_writew(dev, frame->hdr_len + PREHDR_LEN);
-
- /* TD */
- pcbit_writew(dev, frame->dt_len);
-
-
- /*
- * Board level 3 fixed-header
- */
-
- /* LEN = TH */
- pcbit_writew(dev, frame->hdr_len + PREHDR_LEN);
-
- /* XX */
- pcbit_writew(dev, 0);
-
- /* C + S */
- pcbit_writeb(dev, GET_MSG_CMD(msg));
- pcbit_writeb(dev, GET_MSG_SCMD(msg));
-
- /* NUM */
- pcbit_writew(dev, frame->refnum);
-
- count = FRAME_HDR_LEN + PREHDR_LEN;
- } else {
- /* Type 1 frame */
-
- flen = 2 + (frame->skb->len - frame->copied);
-
- if (flen > free)
- flen = free;
-
- /* TT */
- tt = ((ushort) (flen - 2)) | 0x8000U; /* Type 1 */
- pcbit_writew(dev, tt);
-
- count = 2;
- }
-
- if (frame->skb) {
- cp_len = frame->skb->len - frame->copied;
- if (cp_len > flen - count)
- cp_len = flen - count;
-
- memcpy_topcbit(dev, frame->skb->data + frame->copied,
- cp_len);
- frame->copied += cp_len;
- }
- /* bookkeeping */
- dev->free -= flen;
- pcbit_tx_update(dev, flen);
-
- spin_lock_irqsave(&dev->lock, flags);
-
- if (frame->skb == NULL || frame->copied == frame->skb->len) {
-
- dev->write_queue = frame->next;
-
- if (frame->skb != NULL) {
- /* free frame */
- dev_kfree_skb(frame->skb);
- }
- kfree(frame);
- }
- dev->w_busy = 0;
- spin_unlock_irqrestore(&dev->lock, flags);
- } else {
- spin_unlock_irqrestore(&dev->lock, flags);
-#ifdef DEBUG
- printk(KERN_DEBUG "unacked %d free %d write_queue %s\n",
- unacked, dev->free, dev->write_queue ? "not empty" :
- "empty");
-#endif
- }
-}
-
-
-/*
- * deliver a queued frame to the upper layer
- */
-
-void
-pcbit_deliver(struct work_struct *work)
-{
- struct frame_buf *frame;
- unsigned long flags, msg;
- struct pcbit_dev *dev =
- container_of(work, struct pcbit_dev, qdelivery);
-
- spin_lock_irqsave(&dev->lock, flags);
-
- while ((frame = dev->read_queue)) {
- dev->read_queue = frame->next;
- spin_unlock_irqrestore(&dev->lock, flags);
-
- msg = 0;
- SET_MSG_CPU(msg, 0);
- SET_MSG_PROC(msg, 0);
- SET_MSG_CMD(msg, frame->skb->data[2]);
- SET_MSG_SCMD(msg, frame->skb->data[3]);
-
- frame->refnum = *((ushort *)frame->skb->data + 4);
- frame->msg = *((ulong *)&msg);
-
- skb_pull(frame->skb, 6);
-
- pcbit_l3_receive(dev, frame->msg, frame->skb, frame->hdr_len,
- frame->refnum);
-
- kfree(frame);
-
- spin_lock_irqsave(&dev->lock, flags);
- }
-
- spin_unlock_irqrestore(&dev->lock, flags);
-}
-
-/*
- * Reads BANK 2 & Reassembles
- */
-
-static void
-pcbit_receive(struct pcbit_dev *dev)
-{
- unsigned short tt;
- u_char cpu,
- proc;
- struct frame_buf *frame = NULL;
- unsigned long flags;
- u_char type1;
-
- if (dev->l2_state != L2_RUNNING && dev->l2_state != L2_LOADING)
- return;
-
- tt = pcbit_readw(dev);
-
- if ((tt & 0x7fffU) > 511) {
- printk(KERN_INFO "pcbit: invalid frame length -> TT=%04x\n",
- tt);
- pcbit_l2_error(dev);
- return;
- }
- if (!(tt & 0x8000U)) { /* Type 0 */
- type1 = 0;
-
- if (dev->read_frame) {
- printk(KERN_DEBUG "pcbit_receive: Type 0 frame and read_frame != NULL\n");
- /* discard previous queued frame */
- kfree_skb(dev->read_frame->skb);
- kfree(dev->read_frame);
- dev->read_frame = NULL;
- }
- frame = kzalloc(sizeof(struct frame_buf), GFP_ATOMIC);
-
- if (frame == NULL) {
- printk(KERN_WARNING "kmalloc failed\n");
- return;
- }
-
- cpu = pcbit_readb(dev);
- proc = pcbit_readb(dev);
-
-
- if (cpu != 0x06 && cpu != 0x02) {
- printk(KERN_DEBUG "pcbit: invalid cpu value\n");
- kfree(frame);
- pcbit_l2_error(dev);
- return;
- }
- /*
- * we discard cpu & proc on receiving
- * but we read it to update the pointer
- */
-
- frame->hdr_len = pcbit_readw(dev);
- frame->dt_len = pcbit_readw(dev);
-
- /*
- * 0 sized packet
- * I don't know if they are an error or not...
- * But they are very frequent
- * Not documented
- */
-
- if (frame->hdr_len == 0) {
- kfree(frame);
-#ifdef DEBUG
- printk(KERN_DEBUG "0 sized frame\n");
-#endif
- pcbit_firmware_bug(dev);
- return;
- }
- /* sanity check the length values */
- if (frame->hdr_len > 1024 || frame->dt_len > 2048) {
-#ifdef DEBUG
- printk(KERN_DEBUG "length problem: ");
- printk(KERN_DEBUG "TH=%04x TD=%04x\n",
- frame->hdr_len,
- frame->dt_len);
-#endif
- pcbit_l2_error(dev);
- kfree(frame);
- return;
- }
- /* minimum frame read */
-
- frame->skb = dev_alloc_skb(frame->hdr_len + frame->dt_len +
- ((frame->hdr_len + 15) & ~15));
-
- if (!frame->skb) {
- printk(KERN_DEBUG "pcbit_receive: out of memory\n");
- kfree(frame);
- return;
- }
- /* 16 byte alignment for IP */
- if (frame->dt_len)
- skb_reserve(frame->skb, (frame->hdr_len + 15) & ~15);
-
- } else {
- /* Type 1 */
- type1 = 1;
- tt &= 0x7fffU;
-
- if (!(frame = dev->read_frame)) {
- printk("Type 1 frame and no frame queued\n");
- /* usually after an error: toss frame */
- dev->readptr += tt;
- if (dev->readptr > dev->sh_mem + BANK2 + BANKLEN)
- dev->readptr -= BANKLEN;
- return;
-
- }
- }
-
- memcpy_frompcbit(dev, skb_put(frame->skb, tt), tt);
-
- frame->copied += tt;
- spin_lock_irqsave(&dev->lock, flags);
- if (frame->copied == frame->hdr_len + frame->dt_len) {
-
- if (type1) {
- dev->read_frame = NULL;
- }
- if (dev->read_queue) {
- struct frame_buf *ptr;
- for (ptr = dev->read_queue; ptr->next; ptr = ptr->next);
- ptr->next = frame;
- } else
- dev->read_queue = frame;
-
- } else {
- dev->read_frame = frame;
- }
- spin_unlock_irqrestore(&dev->lock, flags);
-}
-
-/*
- * The board sends 0 sized frames
- * They are TDATA_CONFs that get messed up somehow
- * gotta send a fake acknowledgment to the upper layer somehow
- */
-
-static __inline__ void
-pcbit_fake_conf(struct pcbit_dev *dev, struct pcbit_chan *chan)
-{
- isdn_ctrl ictl;
-
- if (chan->queued) {
- chan->queued--;
-
- ictl.driver = dev->id;
- ictl.command = ISDN_STAT_BSENT;
- ictl.arg = chan->id;
- dev->dev_if->statcallb(&ictl);
- }
-}
-
-static void
-pcbit_firmware_bug(struct pcbit_dev *dev)
-{
- struct pcbit_chan *chan;
-
- chan = dev->b1;
-
- if (chan->fsm_state == ST_ACTIVE) {
- pcbit_fake_conf(dev, chan);
- }
- chan = dev->b2;
-
- if (chan->fsm_state == ST_ACTIVE) {
- pcbit_fake_conf(dev, chan);
- }
-}
-
-irqreturn_t
-pcbit_irq_handler(int interrupt, void *devptr)
-{
- struct pcbit_dev *dev;
- u_char info,
- ack_seq,
- read_seq;
-
- dev = (struct pcbit_dev *) devptr;
-
- if (!dev) {
- printk(KERN_WARNING "pcbit_irq_handler: wrong device\n");
- return IRQ_NONE;
- }
- if (dev->interrupt) {
- printk(KERN_DEBUG "pcbit: reentering interrupt handler\n");
- return IRQ_HANDLED;
- }
- dev->interrupt = 1;
-
- info = readb(dev->sh_mem + BANK3);
-
- if (dev->l2_state == L2_STARTING || dev->l2_state == L2_ERROR) {
- pcbit_l2_active_conf(dev, info);
- dev->interrupt = 0;
- return IRQ_HANDLED;
- }
- if (info & 0x40U) { /* E bit set */
-#ifdef DEBUG
- printk(KERN_DEBUG "pcbit_irq_handler: E bit on\n");
-#endif
- pcbit_l2_error(dev);
- dev->interrupt = 0;
- return IRQ_HANDLED;
- }
- if (dev->l2_state != L2_RUNNING && dev->l2_state != L2_LOADING) {
- dev->interrupt = 0;
- return IRQ_HANDLED;
- }
- ack_seq = (info >> 3) & 0x07U;
- read_seq = (info & 0x07U);
-
- dev->interrupt = 0;
-
- if (read_seq != dev->rcv_seq) {
- while (read_seq != dev->rcv_seq) {
- pcbit_receive(dev);
- dev->rcv_seq = (dev->rcv_seq + 1) % 8;
- }
- pcbit_sched_delivery(dev);
- }
- if (ack_seq != dev->unack_seq) {
- pcbit_recv_ack(dev, ack_seq);
- }
- info = dev->rcv_seq << 3;
- info |= dev->send_seq;
-
- writeb(info, dev->sh_mem + BANK4);
- return IRQ_HANDLED;
-}
-
-
-static void
-pcbit_l2_active_conf(struct pcbit_dev *dev, u_char info)
-{
- u_char state;
-
- state = dev->l2_state;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "layer2_active_confirm\n");
-#endif
-
-
- if (info & 0x80U) {
- dev->rcv_seq = info & 0x07U;
- dev->l2_state = L2_RUNNING;
- } else
- dev->l2_state = L2_DOWN;
-
- if (state == L2_STARTING)
- wake_up_interruptible(&dev->set_running_wq);
-
- if (state == L2_ERROR && dev->l2_state == L2_RUNNING) {
- pcbit_transmit(dev);
- }
-}
-
-static void
-pcbit_l2_err_recover(unsigned long data)
-{
-
- struct pcbit_dev *dev;
- struct frame_buf *frame;
-
- dev = (struct pcbit_dev *) data;
-
- del_timer(&dev->error_recover_timer);
- if (dev->w_busy || dev->r_busy) {
- init_timer(&dev->error_recover_timer);
- dev->error_recover_timer.expires = jiffies + ERRTIME;
- add_timer(&dev->error_recover_timer);
- return;
- }
- dev->w_busy = dev->r_busy = 1;
-
- if (dev->read_frame) {
- kfree_skb(dev->read_frame->skb);
- kfree(dev->read_frame);
- dev->read_frame = NULL;
- }
- if (dev->write_queue) {
- frame = dev->write_queue;
-#ifdef FREE_ON_ERROR
- dev->write_queue = dev->write_queue->next;
-
- if (frame->skb) {
- dev_kfree_skb(frame->skb);
- }
- kfree(frame);
-#else
- frame->copied = 0;
-#endif
- }
- dev->rcv_seq = dev->send_seq = dev->unack_seq = 0;
- dev->free = 511;
- dev->l2_state = L2_ERROR;
-
- /* this is an hack... */
- pcbit_firmware_bug(dev);
-
- dev->writeptr = dev->sh_mem;
- dev->readptr = dev->sh_mem + BANK2;
-
- writeb((0x80U | ((dev->rcv_seq & 0x07) << 3) | (dev->send_seq & 0x07)),
- dev->sh_mem + BANK4);
- dev->w_busy = dev->r_busy = 0;
-
-}
-
-static void
-pcbit_l2_error(struct pcbit_dev *dev)
-{
- if (dev->l2_state == L2_RUNNING) {
-
- printk(KERN_INFO "pcbit: layer 2 error\n");
-
-#ifdef DEBUG
- log_state(dev);
-#endif
-
- dev->l2_state = L2_DOWN;
-
- setup_timer(&dev->error_recover_timer, &pcbit_l2_err_recover,
- (ulong)dev);
- mod_timer(&dev->error_recover_timer, jiffies + ERRTIME);
- }
-}
-
-/*
- * Description:
- * if board acks frames
- * update dev->free
- * call pcbit_transmit to write possible queued frames
- */
-
-static void
-pcbit_recv_ack(struct pcbit_dev *dev, unsigned char ack)
-{
- int i,
- count;
- int unacked;
-
- unacked = (dev->send_seq + (8 - dev->unack_seq)) & 0x07;
-
- /* dev->unack_seq < ack <= dev->send_seq; */
-
- if (unacked) {
-
- if (dev->send_seq > dev->unack_seq) {
- if (ack <= dev->unack_seq || ack > dev->send_seq) {
- printk(KERN_DEBUG
- "layer 2 ack unacceptable - dev %d",
- dev->id);
-
- pcbit_l2_error(dev);
- } else if (ack > dev->send_seq && ack <= dev->unack_seq) {
- printk(KERN_DEBUG
- "layer 2 ack unacceptable - dev %d",
- dev->id);
- pcbit_l2_error(dev);
- }
- }
- /* ack is acceptable */
-
-
- i = dev->unack_seq;
-
- do {
- dev->unack_seq = i = (i + 1) % 8;
- dev->free += dev->fsize[i];
- } while (i != ack);
-
- count = 0;
- while (count < 7 && dev->write_queue) {
- u8 lsend_seq = dev->send_seq;
-
- pcbit_transmit(dev);
-
- if (dev->send_seq == lsend_seq)
- break;
- count++;
- }
- } else
- printk(KERN_DEBUG "recv_ack: unacked = 0\n");
-}
+++ /dev/null
-/*
- * PCBIT-D low-layer interface definitions
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-/*
- * 19991203 - Fernando Carvalho - takion@superbofh.org
- * Hacked to compile with egcs and run with current version of isdn modules
- */
-
-#ifndef LAYER2_H
-#define LAYER2_H
-
-#include <linux/interrupt.h>
-
-#include <asm/byteorder.h>
-
-#define BANK1 0x0000U /* PC -> Board */
-#define BANK2 0x01ffU /* Board -> PC */
-#define BANK3 0x03feU /* Att Board */
-#define BANK4 0x03ffU /* Att PC */
-
-#define BANKLEN 0x01FFU
-
-#define LOAD_ZONE_START 0x03f8U
-#define LOAD_ZONE_END 0x03fdU
-
-#define LOAD_RETRY 18000000
-
-
-
-/* TAM - XX - C - S - NUM */
-#define PREHDR_LEN 8
-/* TT - M - I - TH - TD */
-#define FRAME_HDR_LEN 8
-
-#define MSG_CONN_REQ 0x08000100
-#define MSG_CONN_CONF 0x00000101
-#define MSG_CONN_IND 0x00000102
-#define MSG_CONN_RESP 0x08000103
-
-#define MSG_CONN_ACTV_REQ 0x08000300
-#define MSG_CONN_ACTV_CONF 0x00000301
-#define MSG_CONN_ACTV_IND 0x00000302
-#define MSG_CONN_ACTV_RESP 0x08000303
-
-#define MSG_DISC_REQ 0x08000400
-#define MSG_DISC_CONF 0x00000401
-#define MSG_DISC_IND 0x00000402
-#define MSG_DISC_RESP 0x08000403
-
-#define MSG_TDATA_REQ 0x0908E200
-#define MSG_TDATA_CONF 0x0000E201
-#define MSG_TDATA_IND 0x0000E202
-#define MSG_TDATA_RESP 0x0908E203
-
-#define MSG_SELP_REQ 0x09004000
-#define MSG_SELP_CONF 0x00004001
-
-#define MSG_ACT_TRANSP_REQ 0x0908E000
-#define MSG_ACT_TRANSP_CONF 0x0000E001
-
-#define MSG_STPROT_REQ 0x09004100
-#define MSG_STPROT_CONF 0x00004101
-
-#define MSG_PING188_REQ 0x09030500
-#define MSG_PING188_CONF 0x000005bc
-
-#define MSG_WATCH188 0x09030400
-
-#define MSG_API_ON 0x08020102
-#define MSG_POOL_PCBIT 0x08020400
-#define MSG_POOL_PCBIT_CONF 0x00000401
-
-#define MSG_INFO_IND 0x00002602
-#define MSG_INFO_RESP 0x08002603
-
-#define MSG_DEBUG_188 0x0000ff00
-
-/*
-
- long 4 3 2 1
- Intel 1 2 3 4
-*/
-
-#ifdef __LITTLE_ENDIAN
-#define SET_MSG_SCMD(msg, ch) (msg = (msg & 0xffffff00) | (((ch) & 0xff)))
-#define SET_MSG_CMD(msg, ch) (msg = (msg & 0xffff00ff) | (((ch) & 0xff) << 8))
-#define SET_MSG_PROC(msg, ch) (msg = (msg & 0xff00ffff) | (((ch) & 0xff) << 16))
-#define SET_MSG_CPU(msg, ch) (msg = (msg & 0x00ffffff) | (((ch) & 0xff) << 24))
-
-#define GET_MSG_SCMD(msg) ((msg) & 0xFF)
-#define GET_MSG_CMD(msg) ((msg) >> 8 & 0xFF)
-#define GET_MSG_PROC(msg) ((msg) >> 16 & 0xFF)
-#define GET_MSG_CPU(msg) ((msg) >> 24)
-
-#else
-#error "Non-Intel CPU"
-#endif
-
-#define MAX_QUEUED 7
-
-#define SCHED_READ 0x01
-#define SCHED_WRITE 0x02
-
-#define SET_RUN_TIMEOUT (2 * HZ) /* 2 seconds */
-
-struct frame_buf {
- ulong msg;
- unsigned int refnum;
- unsigned int dt_len;
- unsigned int hdr_len;
- struct sk_buff *skb;
- unsigned int copied;
- struct frame_buf *next;
-};
-
-extern int pcbit_l2_write(struct pcbit_dev *dev, ulong msg, ushort refnum,
- struct sk_buff *skb, unsigned short hdr_len);
-
-extern irqreturn_t pcbit_irq_handler(int interrupt, void *);
-
-extern struct pcbit_dev *dev_pcbit[MAX_PCBIT_CARDS];
-
-#ifdef DEBUG
-static __inline__ void log_state(struct pcbit_dev *dev) {
- printk(KERN_DEBUG "writeptr = %ld\n",
- (ulong) (dev->writeptr - dev->sh_mem));
- printk(KERN_DEBUG "readptr = %ld\n",
- (ulong) (dev->readptr - (dev->sh_mem + BANK2)));
- printk(KERN_DEBUG "{rcv_seq=%01x, send_seq=%01x, unack_seq=%01x}\n",
- dev->rcv_seq, dev->send_seq, dev->unack_seq);
-}
-#endif
-
-static __inline__ struct pcbit_dev *chan2dev(struct pcbit_chan *chan)
-{
- struct pcbit_dev *dev;
- int i;
-
-
- for (i = 0; i < MAX_PCBIT_CARDS; i++)
- if ((dev = dev_pcbit[i]))
- if (dev->b1 == chan || dev->b2 == chan)
- return dev;
- return NULL;
-
-}
-
-static __inline__ struct pcbit_dev *finddev(int id)
-{
- struct pcbit_dev *dev;
- int i;
-
- for (i = 0; i < MAX_PCBIT_CARDS; i++)
- if ((dev = dev_pcbit[i]))
- if (dev->id == id)
- return dev;
- return NULL;
-}
-
-
-/*
- * Support routines for reading and writing in the board
- */
-
-static __inline__ void pcbit_writeb(struct pcbit_dev *dev, unsigned char dt)
-{
- writeb(dt, dev->writeptr++);
- if (dev->writeptr == dev->sh_mem + BANKLEN)
- dev->writeptr = dev->sh_mem;
-}
-
-static __inline__ void pcbit_writew(struct pcbit_dev *dev, unsigned short dt)
-{
- int dist;
-
- dist = BANKLEN - (dev->writeptr - dev->sh_mem);
- switch (dist) {
- case 2:
- writew(dt, dev->writeptr);
- dev->writeptr = dev->sh_mem;
- break;
- case 1:
- writeb((u_char) (dt & 0x00ffU), dev->writeptr);
- dev->writeptr = dev->sh_mem;
- writeb((u_char) (dt >> 8), dev->writeptr++);
- break;
- default:
- writew(dt, dev->writeptr);
- dev->writeptr += 2;
- break;
- };
-}
-
-static __inline__ void memcpy_topcbit(struct pcbit_dev *dev, u_char *data,
- int len)
-{
- int diff;
-
- diff = len - (BANKLEN - (dev->writeptr - dev->sh_mem));
-
- if (diff > 0)
- {
- memcpy_toio(dev->writeptr, data, len - diff);
- memcpy_toio(dev->sh_mem, data + (len - diff), diff);
- dev->writeptr = dev->sh_mem + diff;
- }
- else
- {
- memcpy_toio(dev->writeptr, data, len);
-
- dev->writeptr += len;
- if (diff == 0)
- dev->writeptr = dev->sh_mem;
- }
-}
-
-static __inline__ unsigned char pcbit_readb(struct pcbit_dev *dev)
-{
- unsigned char val;
-
- val = readb(dev->readptr++);
- if (dev->readptr == dev->sh_mem + BANK2 + BANKLEN)
- dev->readptr = dev->sh_mem + BANK2;
-
- return val;
-}
-
-static __inline__ unsigned short pcbit_readw(struct pcbit_dev *dev)
-{
- int dist;
- unsigned short val;
-
- dist = BANKLEN - (dev->readptr - (dev->sh_mem + BANK2));
- switch (dist) {
- case 2:
- val = readw(dev->readptr);
- dev->readptr = dev->sh_mem + BANK2;
- break;
- case 1:
- val = readb(dev->readptr);
- dev->readptr = dev->sh_mem + BANK2;
- val = (readb(dev->readptr++) << 8) | val;
- break;
- default:
- val = readw(dev->readptr);
- dev->readptr += 2;
- break;
- };
- return val;
-}
-
-static __inline__ void memcpy_frompcbit(struct pcbit_dev *dev, u_char *data, int len)
-{
- int diff;
-
- diff = len - (BANKLEN - (dev->readptr - (dev->sh_mem + BANK2)));
- if (diff > 0)
- {
- memcpy_fromio(data, dev->readptr, len - diff);
- memcpy_fromio(data + (len - diff), dev->sh_mem + BANK2 , diff);
- dev->readptr = dev->sh_mem + BANK2 + diff;
- }
- else
- {
- memcpy_fromio(data, dev->readptr, len);
- dev->readptr += len;
- if (diff == 0)
- dev->readptr = dev->sh_mem + BANK2;
- }
-}
-
-
-#endif
+++ /dev/null
-/*
- * PCBIT-D module support
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/string.h>
-#include <linux/kernel.h>
-#include <linux/skbuff.h>
-
-#include <linux/isdnif.h>
-#include "pcbit.h"
-
-MODULE_DESCRIPTION("ISDN4Linux: Driver for PCBIT-T card");
-MODULE_AUTHOR("Pedro Roque Marques");
-MODULE_LICENSE("GPL");
-
-static int mem[MAX_PCBIT_CARDS];
-static int irq[MAX_PCBIT_CARDS];
-
-module_param_array(mem, int, NULL, 0);
-module_param_array(irq, int, NULL, 0);
-
-static int num_boards;
-struct pcbit_dev *dev_pcbit[MAX_PCBIT_CARDS];
-
-static int __init pcbit_init(void)
-{
- int board;
-
- num_boards = 0;
-
- printk(KERN_NOTICE
- "PCBIT-D device driver v 0.5-fjpc0 19991204 - "
- "Copyright (C) 1996 Universidade de Lisboa\n");
-
- if (mem[0] || irq[0])
- {
- for (board = 0; board < MAX_PCBIT_CARDS && mem[board] && irq[board]; board++)
- {
- if (!mem[board])
- mem[board] = 0xD0000;
- if (!irq[board])
- irq[board] = 5;
-
- if (pcbit_init_dev(board, mem[board], irq[board]) == 0)
- num_boards++;
-
- else
- {
- printk(KERN_WARNING
- "pcbit_init failed for dev %d",
- board + 1);
- return -EIO;
- }
- }
- }
-
- /* Hardcoded default settings detection */
-
- if (!num_boards)
- {
- printk(KERN_INFO
- "Trying to detect board using default settings\n");
- if (pcbit_init_dev(0, 0xD0000, 5) == 0)
- num_boards++;
- else
- return -EIO;
- }
- return 0;
-}
-
-static void __exit pcbit_exit(void)
-{
-#ifdef MODULE
- int board;
-
- for (board = 0; board < num_boards; board++)
- pcbit_terminate(board);
- printk(KERN_NOTICE
- "PCBIT-D module unloaded\n");
-#endif
-}
-
-#ifndef MODULE
-#define MAX_PARA (MAX_PCBIT_CARDS * 2)
-static int __init pcbit_setup(char *line)
-{
- int i, j, argc;
- char *str;
- int ints[MAX_PARA + 1];
-
- str = get_options(line, MAX_PARA, ints);
- argc = ints[0];
- i = 0;
- j = 1;
-
- while (argc && (i < MAX_PCBIT_CARDS)) {
-
- if (argc) {
- mem[i] = ints[j];
- j++; argc--;
- }
-
- if (argc) {
- irq[i] = ints[j];
- j++; argc--;
- }
-
- i++;
- }
- return (1);
-}
-__setup("pcbit=", pcbit_setup);
-#endif
-
-module_init(pcbit_init);
-module_exit(pcbit_exit);
+++ /dev/null
-/*
- * PCBIT-D device driver definitions
- *
- * Copyright (C) 1996 Universidade de Lisboa
- *
- * Written by Pedro Roque Marques (roque@di.fc.ul.pt)
- *
- * This software may be used and distributed according to the terms of
- * the GNU General Public License, incorporated herein by reference.
- */
-
-#ifndef PCBIT_H
-#define PCBIT_H
-
-#include <linux/workqueue.h>
-
-#define MAX_PCBIT_CARDS 4
-
-
-#define BLOCK_TIMER
-
-#ifdef __KERNEL__
-
-struct pcbit_chan {
- unsigned short id;
- unsigned short callref; /* Call Reference */
- unsigned char proto; /* layer2protocol */
- unsigned char queued; /* unacked data messages */
- unsigned char layer2link; /* used in TData */
- unsigned char snum; /* used in TData */
- unsigned short s_refnum;
- unsigned short r_refnum;
- unsigned short fsm_state;
- struct timer_list fsm_timer;
-#ifdef BLOCK_TIMER
- struct timer_list block_timer;
-#endif
-};
-
-struct msn_entry {
- char *msn;
- struct msn_entry *next;
-};
-
-struct pcbit_dev {
- /* board */
-
- volatile unsigned char __iomem *sh_mem; /* RDP address */
- unsigned long ph_mem;
- unsigned int irq;
- unsigned int id;
- unsigned int interrupt; /* set during interrupt
- processing */
- spinlock_t lock;
- /* isdn4linux */
-
- struct msn_entry *msn_list; /* ISDN address list */
-
- isdn_if *dev_if;
-
- ushort ll_hdrlen;
- ushort hl_hdrlen;
-
- /* link layer */
- unsigned char l2_state;
-
- struct frame_buf *read_queue;
- struct frame_buf *read_frame;
- struct frame_buf *write_queue;
-
- /* Protocol start */
- wait_queue_head_t set_running_wq;
- struct timer_list set_running_timer;
-
- struct timer_list error_recover_timer;
-
- struct work_struct qdelivery;
-
- u_char w_busy;
- u_char r_busy;
-
- volatile unsigned char __iomem *readptr;
- volatile unsigned char __iomem *writeptr;
-
- ushort loadptr;
-
- unsigned short fsize[8]; /* sent layer2 frames size */
-
- unsigned char send_seq;
- unsigned char rcv_seq;
- unsigned char unack_seq;
-
- unsigned short free;
-
- /* channels */
-
- struct pcbit_chan *b1;
- struct pcbit_chan *b2;
-};
-
-#define STATS_TIMER (10 * HZ)
-#define ERRTIME (HZ / 10)
-
-/* MRU */
-#define MAXBUFSIZE 1534
-#define MRU MAXBUFSIZE
-
-#define STATBUF_LEN 2048
-/*
- *
- */
-
-#endif /* __KERNEL__ */
-
-/* isdn_ctrl only allows a long sized argument */
-
-struct pcbit_ioctl {
- union {
- struct byte_op {
- ushort addr;
- ushort value;
- } rdp_byte;
- unsigned long l2_status;
- } info;
-};
-
-
-
-#define PCBIT_IOCTL_GETSTAT 0x01 /* layer2 status */
-#define PCBIT_IOCTL_LWMODE 0x02 /* linear write mode */
-#define PCBIT_IOCTL_STRLOAD 0x03 /* start load mode */
-#define PCBIT_IOCTL_ENDLOAD 0x04 /* end load mode */
-#define PCBIT_IOCTL_SETBYTE 0x05 /* set byte */
-#define PCBIT_IOCTL_GETBYTE 0x06 /* get byte */
-#define PCBIT_IOCTL_RUNNING 0x07 /* set protocol running */
-#define PCBIT_IOCTL_WATCH188 0x08 /* set watch 188 */
-#define PCBIT_IOCTL_PING188 0x09 /* ping 188 */
-#define PCBIT_IOCTL_FWMODE 0x0A /* firmware write mode */
-#define PCBIT_IOCTL_STOP 0x0B /* stop protocol */
-#define PCBIT_IOCTL_APION 0x0C /* issue API_ON */
-
-#ifndef __KERNEL__
-
-#define PCBIT_GETSTAT (PCBIT_IOCTL_GETSTAT + IIOCDRVCTL)
-#define PCBIT_LWMODE (PCBIT_IOCTL_LWMODE + IIOCDRVCTL)
-#define PCBIT_STRLOAD (PCBIT_IOCTL_STRLOAD + IIOCDRVCTL)
-#define PCBIT_ENDLOAD (PCBIT_IOCTL_ENDLOAD + IIOCDRVCTL)
-#define PCBIT_SETBYTE (PCBIT_IOCTL_SETBYTE + IIOCDRVCTL)
-#define PCBIT_GETBYTE (PCBIT_IOCTL_GETBYTE + IIOCDRVCTL)
-#define PCBIT_RUNNING (PCBIT_IOCTL_RUNNING + IIOCDRVCTL)
-#define PCBIT_WATCH188 (PCBIT_IOCTL_WATCH188 + IIOCDRVCTL)
-#define PCBIT_PING188 (PCBIT_IOCTL_PING188 + IIOCDRVCTL)
-#define PCBIT_FWMODE (PCBIT_IOCTL_FWMODE + IIOCDRVCTL)
-#define PCBIT_STOP (PCBIT_IOCTL_STOP + IIOCDRVCTL)
-#define PCBIT_APION (PCBIT_IOCTL_APION + IIOCDRVCTL)
-
-#define MAXSUPERLINE 3000
-
-#endif
-
-#define L2_DOWN 0
-#define L2_LOADING 1
-#define L2_LWMODE 2
-#define L2_FWMODE 3
-#define L2_STARTING 4
-#define L2_RUNNING 5
-#define L2_ERROR 6
-
-void pcbit_deliver(struct work_struct *work);
-int pcbit_init_dev(int board, int mem_base, int irq);
-void pcbit_terminate(int board);
-void pcbit_l3_receive(struct pcbit_dev *dev, ulong msg, struct sk_buff *skb,
- ushort hdr_len, ushort refnum);
-void pcbit_state_change(struct pcbit_dev *dev, struct pcbit_chan *chan,
- unsigned short i, unsigned short ev, unsigned short f);
-
-#endif
projects / GitHub / moto-9609 / android_kernel_motorola_exynos9610.git / commitdiff