summaryrefslogtreecommitdiffstats
path: root/src/query.c
blob: 77a8b336ad2eea9756c46c09b4b6000305b29b7b (plain)
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
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
/*
 *  0xFFFF - Open Free Fiasco Firmware Flasher
 *  Copyright (C) 2007-2009  pancake <@youterm.com>
 *
 *  This program 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 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#if HAVE_USB

#include "main.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <usb.h>

char strbuf[1024];

/* wait for status = 0 */
int get_status()
{
	int ret = 0;
	if (usb_control_msg(dev, CMD_QUERY, 1, 0, 0, (char *)&ret, 4, 2000) == -1) {
		fprintf(stderr, "Cannot get device status.\n");
		exit(1);
	}

	return ret;
}

/**
 * request type: CMD_WRITE
 * request     : 16
 * value       : 0|1 (=> client|host)
 * index       : 2
 */
int set_usb_mode(unsigned int mode)
{
	if (mode > 1) {
		printf("Invalid USB mode specified '%d'.\n", mode);
		return -1;
	}
	
	if (usb_control_msg(dev, CMD_WRITE, 16, mode, 2, 0, 0, 2000) == -1) {
		fprintf(stderr, "Cannot set USB mode.\n");
		return -1;
	}

	printf("Set USB mode to: '%s'.\n", (mode) ? "host" : "client");

	return 0;
}

/**
 * request type: CMD_QUERY
 * request     : 17
 * index       : 2
 * 
 * return value: 0|1 (=> client|host)
 */
int get_usb_mode()
{
	unsigned short mode = 0;

	if (usb_control_msg(dev, CMD_QUERY, 17, 0, 2, (void *) &mode, sizeof(mode), 2000) == -1) {
		fprintf(stderr, "Cannot query device.\n");
		return -1;
	}

	sprintf(strbuf, "Device's USB mode is '%s'\n", (mode) ? "host" : "client");
	printf("%s", strbuf);

	return 0;
}

/*
 * Boots the Kernel with the given command-line.
 */
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;
}

/*
 * Reboots 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, NOLO_SET_RDFLAGS, 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;
}

/*
 * query root device
 */
int get_hw_revision(char *str, int len)
{
	unsigned char string[512];
	char tmpstr[64];
	int i = 0, j=0, mod=0;

	if (str == NULL)
		str = tmpstr;
	memset(string,'\0',512);
	if (usb_control_msg(dev, CMD_QUERY, NOLO_GET_HWVERSION, 0, 0, (char *)string, 512, 2000) == -1) {
		fprintf(stderr, "Cannot query hw revision.\n");
		return -1;
	}

	for(i=0;i<44&&i<len;i++) { // XXX ??
		if (string[i]>19) {
			if (i>0 && string[i-1]<19)
				str[j++] = (++mod%2)?':':',';
			str[j++] = string[i];
		}
	}
	printf("HW revision string: '%s'\n", str);

	return 0;
}

int get_rd_mode()
{
	char isrd = 1;

	strbuf[0]='\0';
	if (usb_control_msg(dev, CMD_QUERY, NOLO_GET_RDFLAGS, 0, 0, (char *)&isrd, 1, 2000) == -1) {
		fprintf(stderr, "Cannot query rd mode.\n");
		return -1;
	}
	sprintf(strbuf, "RD mode is: %s\n", isrd?"on":"off");

	return isrd;
}

int get_root_device()
{
	unsigned char opcode;

	if (usb_control_msg(dev, CMD_QUERY, NOLO_GET_RDFLAGS, 0, 1, (char *)&opcode, 1, 2000) < 0) {
		fprintf(stderr, "Cannot query root device\n");
		return -1;
	}

	if (opcode>2) { // use sizeof || enum
		fprintf(stderr, "Invalid root device received from the device '%d'.\n", opcode);
		return -1;
	}

	printf("Root device is: %s\n", root_devices[opcode]);

	return 0;
}

/**
 * request type: CMD_WRITE
 * request     : 16
 * value       : 0|1|2 (=> flash|mmc|usb)
 * index       : 1
 */
int set_root_device(unsigned short root_device)
{
	if (root_device>2) {
		printf("Invalid root device specified '%d'.\n", root_device);
		return -1;
	}

	if (usb_control_msg(dev, CMD_WRITE, NOLO_SET_RDFLAGS, root_device, 1, 0, 0, 2000) == -1) {
		fprintf(stderr, "Cannot set root device\n");
		return -1;
	}

	printf("Root device set to: %s\n", root_devices[root_device]);

	return 0;
}

/**
 * Set flags:
 * request type: CMD_WRITE
 * request     : 16
 * value       : flags to set, see below
 * index       : 3
 * 
 * Clear flags:
 * request type: CMD_WRITE
 * request     : 16
 * value       : flags to clear, see below
 * index       : 4
 
 * Flags are composed of:
 * 0x02 - disable OMAP watchdog (possibly)
 * 0x04 - disable RETU watchdog (possibly)
 * 0x08 - disable lifeguard reset
 * 0x10 - enable serial console
 * 0x20 - disable USB timeout
 * 
 * The function encapsule the NOLO API in a way that it works like
 * a chmod 707. The bits that are not set will be cleared after the
 * call. This is done by issuing a 'clear flags' command with all the
 * non set bits.  
 * 
 */
int set_rd_flags(unsigned short flags)
{
	unsigned short reverse_flags = 0;
	
	if (flags & ~(0x02 | 0x04 | 0x08 | 0x10 | 0x20)) {
		printf("Invalid rd flags specified '%x'.\n", flags);
		return -1;
	}
	
	if (!(flags & 0x02))
	  reverse_flags |= 0x02;

	if (!(flags & 0x04))
	  reverse_flags |= 0x04;

	if (!(flags & 0x08))
	  reverse_flags |= 0x08;

	if (!(flags & 0x10))
	  reverse_flags |= 0x10;

	if (!(flags & 0x20))
	  reverse_flags |= 0x20;
	  
	if (usb_control_msg(dev, CMD_WRITE, 16, flags, 3, 0, 0, 2000) == -1) {
		fprintf(stderr, "Cannot set rd flags\n");
		return -1;
	}

	if (usb_control_msg(dev, CMD_WRITE, 16, reverse_flags, 4, 0, 0, 2000) == -1) {
		fprintf(stderr, "Cannot set rd flags\n");
		return -1;
	}

	printf("Set rd flags successfully!\n");
	printf("disable OMAP watchdog  : %s\n", (flags & 0x02) ? "set" : "not set"); 
	printf("disable RETU watchdog  : %s\n", (flags & 0x04) ? "set" : "not set"); 
	printf("disable lifeguard reset: %s\n", (flags & 0x08) ? "set" : "not set"); 
	printf("enable serial console  : %s\n", (flags & 0x10) ? "set" : "not set"); 
	printf("disable USB timeout    : %s\n", (flags & 0x20) ? "set" : "not set"); 

	return 0;
}

int get_rd_flags()
{
	unsigned short flags = 0;
	
	if (usb_control_msg (dev, CMD_QUERY, NOLO_GET_RDFLAGS, 0, 3, (void *) &flags,sizeof(flags), 2000) == -1) {
		fprintf(stderr, "Cannot get rd flags\n");
		sprintf(strbuf, "error: Cannot read rd flags\n");
		return -1;
	}
	
	sprintf (strbuf,
	"Current rd flag setting:\n"
	"disable OMAP watchdog  : %s\n"
	"disable RETU watchdog  : %s\n"
	"disable lifeguard reset: %s\n"
	"enable serial console  : %s\n"
	"disable USB timeout    : %s\n"
		, (flags & 0x02) ? "set" : "not set"
		, (flags & 0x04) ? "set" : "not set"
		, (flags & 0x08) ? "set" : "not set"
		, (flags & 0x10) ? "set" : "not set"
		, (flags & 0x20) ? "set" : "not set");
	puts (strbuf);
	
	return 0; 
}

int get_nolo_version()
{
	unsigned int version; // ensure uint is at least 32 bits

	//if (usb_control_msg(dev, CMD_QUERY, 3, 0, 1, (char *)&version, 4 , 2000) < 0) {
	if (usb_control_msg(dev, CMD_QUERY, NOLO_GET_VERSION, 0, 0, (char *)&version, 4 , 2000) < 0) {
		fprintf(stderr, "Cannot query nolo version. Old bootloader version?\n");
		sprintf(strbuf, "error: Cannot query nolo version. Old bootloader?");
		return -1;
	}

	sprintf(strbuf,
		"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;
}

int get_sw_version()
{
	int ret;
	char bytes[1024];

	strcpy(bytes, "version:sw-release");
	ret = usb_control_msg(dev, CMD_WRITE, 18, 0, 0, (char *)&bytes, 18, 2000);
	if (ret<0) {
		fprintf(stderr, "error: cannot write query 18\n");
		return 0;
	}
	bytes[0]='\0';
	ret = usb_control_msg(dev, CMD_QUERY, 20, 0, 0, (char *)&bytes, 512, 2000);
	if (ret<0) {
		fprintf(stderr, "error: b0rken swversion read!\n");
		return 0;
	}
	if (bytes[0]) {
		sprintf(strbuf, "Software Version: %s\n", bytes);
		printf("Software Version: %s\n", bytes); //???+strlen(bytes)+1));
	} else printf("No software version detected\n");

	return 1;
}

#endif