projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
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| 1da177e4 LT |
1 | #ifndef _ISERIES_64_PCI_H |
| 2 | #define _ISERIES_64_PCI_H | |
| 3 | ||
| fcee3895 SR |
4 | /* |
| 5 | * File iSeries_pci.h created by Allan Trautman on Tue Feb 20, 2001. | |
| 6 | * | |
| 7 | * Define some useful macros for the iSeries pci routines. | |
| 8 | * Copyright (C) 2001 Allan H Trautman, IBM Corporation | |
| 9 | * | |
| 10 | * This program is free software; you can redistribute it and/or modify | |
| 11 | * it under the terms of the GNU General Public License as published by | |
| 12 | * the Free Software Foundation; either version 2 of the License, or | |
| 13 | * (at your option) any later version. | |
| 14 | * | |
| 15 | * This program is distributed in the hope that it will be useful, | |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 18 | * GNU General Public License for more details. | |
| 19 | * | |
| 20 | * You should have received a copy of the GNU General Public License | |
| 21 | * along with this program; if not, write to the: | |
| 22 | * Free Software Foundation, Inc., | |
| 23 | * 59 Temple Place, Suite 330, | |
| 24 | * Boston, MA 02111-1307 USA | |
| 25 | * | |
| 26 | * Change Activity: | |
| 27 | * Created Feb 20, 2001 | |
| 28 | * Added device reset, March 22, 2001 | |
| 29 | * Ported to ppc64, May 25, 2001 | |
| 30 | * End Change Activity | |
| 31 | */ | |
| 1da177e4 | 32 | |
| 1da177e4 | 33 | #include <asm/abs_addr.h> |
| 252e75a5 SR |
34 | #include <asm/prom.h> |
| 35 | #include <asm/pci-bridge.h> | |
| 1da177e4 | 36 | |
| fcee3895 | 37 | struct pci_dev; /* For Forward Reference */ |
| 1da177e4 | 38 | |
| fcee3895 | 39 | /* |
| 252e75a5 | 40 | * Gets iSeries Bus, SubBus, DevFn using device_node structure |
| fcee3895 | 41 | */ |
| 1da177e4 | 42 | |
| 252e75a5 SR |
43 | #define ISERIES_BUS(DevPtr) PCI_DN(DevPtr)->DsaAddr.Dsa.busNumber |
| 44 | #define ISERIES_SUBBUS(DevPtr) PCI_DN(DevPtr)->DsaAddr.Dsa.subBusNumber | |
| 45 | #define ISERIES_DEVNODE(PciDev) ((struct device_node *)PciDev->sysdata) | |
| 1da177e4 LT |
46 | |
| 47 | #define EADsMaxAgents 7 | |
| 48 | ||
| fcee3895 SR |
49 | /* |
| 50 | * Decodes Linux DevFn to iSeries DevFn, bridge device, or function. | |
| 51 | * For Linux, see PCI_SLOT and PCI_FUNC in include/linux/pci.h | |
| 52 | */ | |
| 1da177e4 | 53 | |
| fcee3895 | 54 | #define ISERIES_PCI_AGENTID(idsel, func) \ |
| 6b7feecb | 55 | (((idsel & 0x0F) << 4) | (func & 0x07)) |
| fcee3895 SR |
56 | #define ISERIES_ENCODE_DEVICE(agentid) \ |
| 57 | ((0x10) | ((agentid & 0x20) >> 2) | (agentid & 0x07)) | |
| 1da177e4 | 58 | |
| fcee3895 SR |
59 | #define ISERIES_GET_DEVICE_FROM_SUBBUS(subbus) ((subbus >> 5) & 0x7) |
| 60 | #define ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus) ((subbus >> 2) & 0x7) | |
| 1da177e4 | 61 | |
| fcee3895 SR |
62 | /* |
| 63 | * Converts Virtual Address to Real Address for Hypervisor calls | |
| 64 | */ | |
| 65 | #define ISERIES_HV_ADDR(virtaddr) \ | |
| 66 | (0x8000000000000000 | virt_to_abs(virtaddr)) | |
| 1da177e4 | 67 | |
| 061c063e | 68 | extern void iSeries_Device_Information(struct pci_dev*, int); |
| 1da177e4 LT |
69 | |
| 70 | #endif /* _ISERIES_64_PCI_H */ |