Loading...
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
34#include "firmware.h"
35#include "control.h"
36#include "rndis.h"
37
38/*--------------------- Static Definitions -------------------------*/
39
40static int msglevel =MSG_LEVEL_INFO;
41//static int msglevel =MSG_LEVEL_DEBUG;
42
43#define FIRMWARE_VERSION 0x133 /* version 1.51 */
44#define FIRMWARE_NAME "vntwusb.fw"
45
46#define FIRMWARE_CHUNK_SIZE 0x400
47
48/*--------------------- Static Classes ----------------------------*/
49
50/*--------------------- Static Variables --------------------------*/
51
52/*--------------------- Static Functions --------------------------*/
53
54/*--------------------- Export Variables --------------------------*/
55
56/*--------------------- Export Functions --------------------------*/
57
58
59BOOL
60FIRMWAREbDownload(
61 PSDevice pDevice
62 )
63{
64 const struct firmware *fw;
65 int NdisStatus;
66 void *pBuffer = NULL;
67 BOOL result = FALSE;
68 u16 wLength;
69 int ii;
70
71 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Download firmware\n");
72 spin_unlock_irq(&pDevice->lock);
73
74 if (!pDevice->firmware) {
75 struct device *dev = &pDevice->usb->dev;
76 int rc;
77
78 rc = request_firmware(&pDevice->firmware, FIRMWARE_NAME, dev);
79 if (rc) {
80 dev_err(dev, "firmware file %s request failed (%d)\n",
81 FIRMWARE_NAME, rc);
82 goto out;
83 }
84 }
85 fw = pDevice->firmware;
86
87 pBuffer = kmalloc(FIRMWARE_CHUNK_SIZE, GFP_KERNEL);
88 if (!pBuffer)
89 goto out;
90
91 for (ii = 0; ii < fw->size; ii += FIRMWARE_CHUNK_SIZE) {
92 wLength = min_t(int, fw->size - ii, FIRMWARE_CHUNK_SIZE);
93 memcpy(pBuffer, fw->data + ii, wLength);
94
95 NdisStatus = CONTROLnsRequestOutAsyn(pDevice,
96 0,
97 0x1200+ii,
98 0x0000,
99 wLength,
100 pBuffer
101 );
102
103 DBG_PRT(MSG_LEVEL_DEBUG,
104 KERN_INFO"Download firmware...%d %zu\n", ii, fw->size);
105 if (NdisStatus != STATUS_SUCCESS)
106 goto out;
107 }
108
109 result = TRUE;
110
111out:
112 kfree(pBuffer);
113
114 spin_lock_irq(&pDevice->lock);
115 return result;
116}
117MODULE_FIRMWARE(FIRMWARE_NAME);
118
119BOOL
120FIRMWAREbBrach2Sram(
121 PSDevice pDevice
122 )
123{
124 int NdisStatus;
125
126 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Branch to Sram\n");
127
128 NdisStatus = CONTROLnsRequestOut(pDevice,
129 1,
130 0x1200,
131 0x0000,
132 0,
133 NULL
134 );
135
136 if (NdisStatus != STATUS_SUCCESS) {
137 return (FALSE);
138 } else {
139 return (TRUE);
140 }
141}
142
143
144BOOL
145FIRMWAREbCheckVersion(
146 PSDevice pDevice
147 )
148{
149 int ntStatus;
150
151 ntStatus = CONTROLnsRequestIn(pDevice,
152 MESSAGE_TYPE_READ,
153 0,
154 MESSAGE_REQUEST_VERSION,
155 2,
156 (PBYTE) &(pDevice->wFirmwareVersion));
157
158 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion);
159 if (ntStatus != STATUS_SUCCESS) {
160 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Invalid.\n");
161 return FALSE;
162 }
163 if (pDevice->wFirmwareVersion == 0xFFFF) {
164 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"In Loader.\n");
165 return FALSE;
166 }
167 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion);
168 if (pDevice->wFirmwareVersion < FIRMWARE_VERSION) {
169 // branch to loader for download new firmware
170 FIRMWAREbBrach2Sram(pDevice);
171 return FALSE;
172 }
173 return TRUE;
174}
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
4 * All rights reserved.
5 *
6 * File: baseband.c
7 *
8 * Purpose: Implement functions to access baseband
9 *
10 * Author: Yiching Chen
11 *
12 * Date: May 20, 2004
13 *
14 * Functions:
15 *
16 * Revision History:
17 *
18 */
19
20#include <linux/compiler.h>
21#include "firmware.h"
22#include "usbpipe.h"
23
24#define FIRMWARE_VERSION 0x133 /* version 1.51 */
25#define FIRMWARE_NAME "vntwusb.fw"
26
27#define FIRMWARE_CHUNK_SIZE 0x400
28
29int vnt_download_firmware(struct vnt_private *priv)
30{
31 struct device *dev = &priv->usb->dev;
32 const struct firmware *fw;
33 int status;
34 void *buffer = NULL;
35 bool result = false;
36 u16 length;
37 int ii, rc;
38
39 dev_dbg(dev, "---->Download firmware\n");
40
41 rc = request_firmware(&fw, FIRMWARE_NAME, dev);
42 if (rc) {
43 dev_err(dev, "firmware file %s request failed (%d)\n",
44 FIRMWARE_NAME, rc);
45 goto out;
46 }
47
48 buffer = kmalloc(FIRMWARE_CHUNK_SIZE, GFP_KERNEL);
49 if (!buffer)
50 goto free_fw;
51
52 for (ii = 0; ii < fw->size; ii += FIRMWARE_CHUNK_SIZE) {
53 length = min_t(int, fw->size - ii, FIRMWARE_CHUNK_SIZE);
54 memcpy(buffer, fw->data + ii, length);
55
56 status = vnt_control_out(priv,
57 0,
58 0x1200 + ii,
59 0x0000,
60 length,
61 buffer);
62
63 dev_dbg(dev, "Download firmware...%d %zu\n", ii, fw->size);
64
65 if (status != STATUS_SUCCESS)
66 goto free_fw;
67 }
68
69 result = true;
70free_fw:
71 release_firmware(fw);
72
73out:
74 kfree(buffer);
75
76 return result;
77}
78MODULE_FIRMWARE(FIRMWARE_NAME);
79
80int vnt_firmware_branch_to_sram(struct vnt_private *priv)
81{
82 int status;
83
84 dev_dbg(&priv->usb->dev, "---->Branch to Sram\n");
85
86 status = vnt_control_out(priv,
87 1,
88 0x1200,
89 0x0000,
90 0,
91 NULL);
92 return status == STATUS_SUCCESS;
93}
94
95int vnt_check_firmware_version(struct vnt_private *priv)
96{
97 int status;
98
99 status = vnt_control_in(priv,
100 MESSAGE_TYPE_READ,
101 0,
102 MESSAGE_REQUEST_VERSION,
103 2,
104 (u8 *)&priv->firmware_version);
105
106 dev_dbg(&priv->usb->dev, "Firmware Version [%04x]\n",
107 priv->firmware_version);
108
109 if (status != STATUS_SUCCESS) {
110 dev_dbg(&priv->usb->dev, "Firmware Invalid.\n");
111 return false;
112 }
113 if (priv->firmware_version == 0xFFFF) {
114 dev_dbg(&priv->usb->dev, "In Loader.\n");
115 return false;
116 }
117
118 dev_dbg(&priv->usb->dev, "Firmware Version [%04x]\n",
119 priv->firmware_version);
120
121 if (priv->firmware_version < FIRMWARE_VERSION) {
122 /* branch to loader for download new firmware */
123 vnt_firmware_branch_to_sram(priv);
124 return false;
125 }
126 return true;
127}