1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
/*
* Copyright (C) 2007
* pancake <pancake@youterm.com>
*
* 0xFFFF is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 0xFFFF is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0xFFFF; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "main.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <usb.h>
/* wait for status = 0 */
int get_status()
{
int ret = 0;
if (usb_control_msg(dev, 192, 1, 0, 0, (char *)&ret, 4, 2000) == -1) {
fprintf(stderr, "Cannot get device status.\n");
exit(1);
}
return ret;
}
int get_peripheral_host_mode(int foo)
{
//unsigned short mode = 0;
// XXX BROKEN
#if 0
if (usb_control_msg(dev, 64, 16, 2, 0, 2, 0, 0, 2000)) {
fprintf(stderr, "Cannot query device.\n");
return -1;
}
printf("Device is in \"%s\" mode (%hd)\n", (mode)?"host":"peripheral", mode);
#endif
return 0;
}
/*
* boot the omap mobo
*/
int boot_board(char *cmdline)
{
if (usb_control_msg(dev, CMD_WRITE, 130, 0, 0, cmdline, strlen(cmdline), 2000) == -1) {
fprintf(stderr, "Cannot boot kernel.\n");
perror("boot_board");
return -1;
}
printf("Booting kernel with arguments: '%s'.\n", cmdline);
return 0;
}
/*
* reboot the omap mobo
*/
int reboot_board()
{
// 131 = reboot
if (usb_control_msg(dev, CMD_WRITE, 131, 0, 0, 0, 0, 2000) == -1) {
fprintf(stderr, "Cannot reboot board.\n");
return -1;
}
printf("Mobo rebooted!\n");
return 0;
}
int set_rd_mode(unsigned short mode)
{
if (((short)mode)==-1)
return 1;
if (usb_control_msg(dev, CMD_WRITE, 16, mode, 0, 0, 0, 2000) == -1) {
fprintf(stderr, "Cannot set R&D flags.\n");
return 1;
}
printf("rd mode changed to %s\n", mode?"on":"off");
return 0;
}
// mode = 1 || 0
int set_usb_host_mode(unsigned short mode)
{
if (usb_control_msg(dev, CMD_WRITE, 16, mode, 2, 0, 0, 2000) == -1) {
fprintf(stderr, "Cannot change the usb-host mode.\n");
return -1;
}
printf("USB host mode is %s.\n", mode?"enabled":"disabled");
return 0;
}
/*
* query root device
*/
int query_hw_revision()
{
unsigned char string[512];
int i = 0;
if (usb_control_msg(dev, CMD_QUERY, 4, 0, 0, (char *)string, 512, 2000) == -1) {
fprintf(stderr, "Cannot query hw revision.\n");
return -1;
}
printf("HW revision string: '");
for(i=0;i<44;i++) { // XXX ??
if (string[i]==0) {
printf(" ");
} else {
if (string[i]>19)
printf("%c", string[i]);
}
}
printf("'\n");
return 0;
}
int query_rdmode_device()
{
char isrd = 1;
if (usb_control_msg(dev, CMD_QUERY, 17, 0, 0, (char *)&isrd, 1, 2000) == -1) {
fprintf(stderr, "Cannot query rd mode.\n");
return -1;
}
printf("RD mode is: %s\n", isrd?"on":"off");
return isrd;
}
int query_root_device()
{
unsigned char opcode;
if (usb_control_msg(dev, 192, 17, 0, 1, (char *)&opcode, 1, 2000) < 0) {
fprintf(stderr, "Cannot query root device\n");
return -1;
}
if (opcode>2) { // use sizeof || enum
printf("Invalid root device received from the device '%d'.\n", opcode);
}
printf("Root device is: %s\n", root_devices[opcode]);
return 0;
}
int query_nolo_version()
{
unsigned int version; // ensure uint is at least 32 bits
//if (usb_control_msg(dev, 192, 3, 0, 1, (char *)&version, 4 , 2000) < 0) {
if (usb_control_msg(dev, 192, 3, 0, 0, (char *)&version, 4 , 2000) < 0) {
fprintf(stderr, "Cannot query nolo version. Old bootloader version?\n");
exit(1);
}
printf("NOLO Version %d.%d.%d\n",
version >> 20 & 15,
version >> 16 & 15,
version >> 8 & 255);
if ((version & 255)> 1)
printf("Invalid API version (%d)\n", version&255);
return 0;
}
|
