Commit | Line | Data |
---|---|---|
92b96797 FB |
1 | /* |
2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. | |
3 | * All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
19 | * | |
20 | * File: baseband.c | |
21 | * | |
22 | * Purpose: Implement functions to access baseband | |
23 | * | |
24 | * Author: Yiching Chen | |
25 | * | |
26 | * Date: May 20, 2004 | |
27 | * | |
28 | * Functions: | |
29 | * | |
30 | * Revision History: | |
31 | * | |
32 | */ | |
33 | ||
92b96797 | 34 | #include "firmware.h" |
92b96797 | 35 | #include "control.h" |
92b96797 | 36 | #include "rndis.h" |
92b96797 | 37 | |
92b96797 FB |
38 | static int msglevel =MSG_LEVEL_INFO; |
39 | //static int msglevel =MSG_LEVEL_DEBUG; | |
31d5bbf3 BH |
40 | |
41 | #define FIRMWARE_VERSION 0x133 /* version 1.51 */ | |
42 | #define FIRMWARE_NAME "vntwusb.fw" | |
43 | ||
44 | #define FIRMWARE_CHUNK_SIZE 0x400 | |
45 | ||
fe5d00eb | 46 | int FIRMWAREbDownload(struct vnt_private *pDevice) |
92b96797 | 47 | { |
f20fbdf8 | 48 | struct device *dev = &pDevice->usb->dev; |
31d5bbf3 BH |
49 | const struct firmware *fw; |
50 | int NdisStatus; | |
51 | void *pBuffer = NULL; | |
e269fc2d | 52 | bool result = false; |
31d5bbf3 | 53 | u16 wLength; |
f20fbdf8 MP |
54 | int ii, rc; |
55 | ||
31d5bbf3 BH |
56 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Download firmware\n"); |
57 | spin_unlock_irq(&pDevice->lock); | |
58 | ||
f20fbdf8 MP |
59 | rc = request_firmware(&fw, FIRMWARE_NAME, dev); |
60 | if (rc) { | |
61 | dev_err(dev, "firmware file %s request failed (%d)\n", | |
62 | FIRMWARE_NAME, rc); | |
31d5bbf3 | 63 | goto out; |
31d5bbf3 | 64 | } |
31d5bbf3 BH |
65 | |
66 | pBuffer = kmalloc(FIRMWARE_CHUNK_SIZE, GFP_KERNEL); | |
67 | if (!pBuffer) | |
68 | goto out; | |
69 | ||
70 | for (ii = 0; ii < fw->size; ii += FIRMWARE_CHUNK_SIZE) { | |
71 | wLength = min_t(int, fw->size - ii, FIRMWARE_CHUNK_SIZE); | |
72 | memcpy(pBuffer, fw->data + ii, wLength); | |
73 | ||
74 | NdisStatus = CONTROLnsRequestOutAsyn(pDevice, | |
92b96797 FB |
75 | 0, |
76 | 0x1200+ii, | |
77 | 0x0000, | |
78 | wLength, | |
31d5bbf3 | 79 | pBuffer |
92b96797 FB |
80 | ); |
81 | ||
31d5bbf3 BH |
82 | DBG_PRT(MSG_LEVEL_DEBUG, |
83 | KERN_INFO"Download firmware...%d %zu\n", ii, fw->size); | |
84 | if (NdisStatus != STATUS_SUCCESS) | |
f20fbdf8 | 85 | goto free_fw; |
92b96797 | 86 | } |
92b96797 | 87 | |
4e9b5e2b | 88 | result = true; |
f20fbdf8 MP |
89 | free_fw: |
90 | release_firmware(fw); | |
31d5bbf3 BH |
91 | |
92 | out: | |
1d5c536e | 93 | kfree(pBuffer); |
92b96797 | 94 | |
31d5bbf3 BH |
95 | spin_lock_irq(&pDevice->lock); |
96 | return result; | |
92b96797 | 97 | } |
31d5bbf3 | 98 | MODULE_FIRMWARE(FIRMWARE_NAME); |
92b96797 | 99 | |
fe5d00eb | 100 | int FIRMWAREbBrach2Sram(struct vnt_private *pDevice) |
92b96797 | 101 | { |
fe5d00eb | 102 | int NdisStatus; |
92b96797 FB |
103 | |
104 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Branch to Sram\n"); | |
105 | ||
106 | NdisStatus = CONTROLnsRequestOut(pDevice, | |
107 | 1, | |
108 | 0x1200, | |
109 | 0x0000, | |
110 | 0, | |
111 | NULL | |
112 | ); | |
113 | ||
114 | if (NdisStatus != STATUS_SUCCESS) { | |
e269fc2d | 115 | return (false); |
92b96797 | 116 | } else { |
4e9b5e2b | 117 | return (true); |
92b96797 FB |
118 | } |
119 | } | |
120 | ||
fe5d00eb | 121 | int FIRMWAREbCheckVersion(struct vnt_private *pDevice) |
92b96797 | 122 | { |
6487c49e | 123 | int ntStatus; |
92b96797 FB |
124 | |
125 | ntStatus = CONTROLnsRequestIn(pDevice, | |
126 | MESSAGE_TYPE_READ, | |
127 | 0, | |
128 | MESSAGE_REQUEST_VERSION, | |
129 | 2, | |
b902fbfe | 130 | (u8 *) &(pDevice->wFirmwareVersion)); |
92b96797 FB |
131 | |
132 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion); | |
133 | if (ntStatus != STATUS_SUCCESS) { | |
134 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Invalid.\n"); | |
e269fc2d | 135 | return false; |
92b96797 FB |
136 | } |
137 | if (pDevice->wFirmwareVersion == 0xFFFF) { | |
138 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"In Loader.\n"); | |
e269fc2d | 139 | return false; |
92b96797 FB |
140 | } |
141 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion); | |
31d5bbf3 | 142 | if (pDevice->wFirmwareVersion < FIRMWARE_VERSION) { |
92b96797 FB |
143 | // branch to loader for download new firmware |
144 | FIRMWAREbBrach2Sram(pDevice); | |
e269fc2d | 145 | return false; |
92b96797 | 146 | } |
4e9b5e2b | 147 | return true; |
92b96797 | 148 | } |