2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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.
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.
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.
22 * Purpose: Implement functions to access baseband
24 * Author: Yiching Chen
38 static int msglevel =MSG_LEVEL_INFO;
39 //static int msglevel =MSG_LEVEL_DEBUG;
41 #define FIRMWARE_VERSION 0x133 /* version 1.51 */
42 #define FIRMWARE_NAME "vntwusb.fw"
44 #define FIRMWARE_CHUNK_SIZE 0x400
46 int FIRMWAREbDownload(struct vnt_private *pDevice)
48 struct device *dev = &pDevice->usb->dev;
49 const struct firmware *fw;
56 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Download firmware\n");
57 spin_unlock_irq(&pDevice->lock);
59 rc = request_firmware(&fw, FIRMWARE_NAME, dev);
61 dev_err(dev, "firmware file %s request failed (%d)\n",
66 pBuffer = kmalloc(FIRMWARE_CHUNK_SIZE, GFP_KERNEL);
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);
74 NdisStatus = CONTROLnsRequestOutAsyn(pDevice,
82 DBG_PRT(MSG_LEVEL_DEBUG,
83 KERN_INFO"Download firmware...%d %zu\n", ii, fw->size);
84 if (NdisStatus != STATUS_SUCCESS)
95 spin_lock_irq(&pDevice->lock);
98 MODULE_FIRMWARE(FIRMWARE_NAME);
100 int FIRMWAREbBrach2Sram(struct vnt_private *pDevice)
104 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Branch to Sram\n");
106 NdisStatus = CONTROLnsRequestOut(pDevice,
114 if (NdisStatus != STATUS_SUCCESS) {
121 int FIRMWAREbCheckVersion(struct vnt_private *pDevice)
125 ntStatus = CONTROLnsRequestIn(pDevice,
128 MESSAGE_REQUEST_VERSION,
130 (u8 *) &(pDevice->wFirmwareVersion));
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");
137 if (pDevice->wFirmwareVersion == 0xFFFF) {
138 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"In Loader.\n");
141 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion);
142 if (pDevice->wFirmwareVersion < FIRMWARE_VERSION) {
143 // branch to loader for download new firmware
144 FIRMWAREbBrach2Sram(pDevice);