diff options
Diffstat (limited to 'utils/imxtools/sbloader.c')
-rw-r--r-- | utils/imxtools/sbloader.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/utils/imxtools/sbloader.c b/utils/imxtools/sbloader.c new file mode 100644 index 0000000000..ba4645f8ab --- /dev/null +++ b/utils/imxtools/sbloader.c | |||
@@ -0,0 +1,174 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2010 Amaury Pouly | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #include <stdio.h> | ||
22 | #include <stdlib.h> | ||
23 | #include <string.h> | ||
24 | #include <libusb.h> | ||
25 | #include <stdint.h> | ||
26 | |||
27 | void put32le(uint8_t *buf, uint32_t i) | ||
28 | { | ||
29 | *buf++ = i & 0xff; | ||
30 | *buf++ = (i >> 8) & 0xff; | ||
31 | *buf++ = (i >> 16) & 0xff; | ||
32 | *buf++ = (i >> 24) & 0xff; | ||
33 | } | ||
34 | |||
35 | void put32be(uint8_t *buf, uint32_t i) | ||
36 | { | ||
37 | *buf++ = (i >> 24) & 0xff; | ||
38 | *buf++ = (i >> 16) & 0xff; | ||
39 | *buf++ = (i >> 8) & 0xff; | ||
40 | *buf++ = i & 0xff; | ||
41 | } | ||
42 | |||
43 | int main(int argc, char **argv) | ||
44 | { | ||
45 | int ret; | ||
46 | uint8_t msg[0x20]; | ||
47 | uint8_t *p; | ||
48 | FILE *f; | ||
49 | int i, xfer_size, nr_xfers, recv_size; | ||
50 | |||
51 | if(argc != 3) | ||
52 | { | ||
53 | printf("usage: %s <xfer size> <file>\n", argv[0]); | ||
54 | return 1; | ||
55 | } | ||
56 | |||
57 | char *end; | ||
58 | xfer_size = strtol(argv[1], &end, 0); | ||
59 | if(end != (argv[1] + strlen(argv[1]))) | ||
60 | { | ||
61 | printf("Invalid transfer size !\n"); | ||
62 | return 1; | ||
63 | } | ||
64 | |||
65 | libusb_device_handle *dev; | ||
66 | |||
67 | libusb_init(NULL); | ||
68 | |||
69 | libusb_set_debug(NULL, 3); | ||
70 | |||
71 | /* MX23 */ | ||
72 | dev = libusb_open_device_with_vid_pid(NULL, 0x066F, 0x3780); | ||
73 | if(dev == NULL) | ||
74 | /* MX28 */ | ||
75 | dev = libusb_open_device_with_vid_pid(NULL, 0x15A2, 0x004F); | ||
76 | if(dev == NULL) | ||
77 | { | ||
78 | printf("Cannot open device\n"); | ||
79 | return 1; | ||
80 | } | ||
81 | |||
82 | libusb_detach_kernel_driver(dev, 0); | ||
83 | libusb_detach_kernel_driver(dev, 4); | ||
84 | |||
85 | libusb_claim_interface (dev, 0); | ||
86 | libusb_claim_interface (dev, 4); | ||
87 | |||
88 | if (!dev) | ||
89 | { | ||
90 | printf("No dev\n"); | ||
91 | exit(1); | ||
92 | } | ||
93 | |||
94 | f = fopen(argv[2], "r"); | ||
95 | if(f == NULL) | ||
96 | { | ||
97 | perror("cannot open file"); | ||
98 | return 1; | ||
99 | } | ||
100 | fseek(f, 0, SEEK_END); | ||
101 | size_t size = ftell(f); | ||
102 | fseek(f, 0, SEEK_SET); | ||
103 | |||
104 | printf("Transfer size: %d\n", xfer_size); | ||
105 | nr_xfers = (size + xfer_size - 1) / xfer_size; | ||
106 | uint8_t *file_buf = malloc(nr_xfers * xfer_size); | ||
107 | memset(file_buf, 0xff, nr_xfers * xfer_size); // pad with 0xff | ||
108 | if(fread(file_buf, size, 1, f) != 1) | ||
109 | { | ||
110 | perror("read error"); | ||
111 | fclose(f); | ||
112 | return 1; | ||
113 | } | ||
114 | fclose(f); | ||
115 | |||
116 | memset(msg, 0, 0x20); | ||
117 | |||
118 | p = msg; | ||
119 | |||
120 | *p++ = 0x01; // Init upload command | ||
121 | *p++ = 'B'; // Signature | ||
122 | *p++ = 'L'; | ||
123 | *p++ = 'T'; | ||
124 | *p++ = 'C'; | ||
125 | put32le(p, 0x1); // I guess version or sub-command | ||
126 | p += 4; | ||
127 | put32le(p, size); // Payload size | ||
128 | |||
129 | // The second command starts at 0x20 | ||
130 | |||
131 | p = &msg[0x10]; | ||
132 | |||
133 | *p++ = 0x02; // Start upload | ||
134 | put32be(p, size); // Payload size, again | ||
135 | |||
136 | ret = libusb_control_transfer(dev, | ||
137 | LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE, 0x9, 0x201, 0, | ||
138 | msg, 0x20, 1000); | ||
139 | if(ret < 0) | ||
140 | { | ||
141 | printf("transfer error at init step\n"); | ||
142 | return 1; | ||
143 | } | ||
144 | |||
145 | uint8_t *xfer_buf = malloc(1 + xfer_size); | ||
146 | |||
147 | for(i = 0; i < nr_xfers; i++) | ||
148 | { | ||
149 | xfer_buf[0] = 0x2; | ||
150 | memcpy(&xfer_buf[1], &file_buf[i * xfer_size], xfer_size); | ||
151 | |||
152 | ret = libusb_control_transfer(dev, | ||
153 | LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE, | ||
154 | 0x9, 0x202, 0, xfer_buf, xfer_size + 1, 1000); | ||
155 | if(ret < 0) | ||
156 | { | ||
157 | printf("transfer error at send step %d\n", i); | ||
158 | return 1; | ||
159 | } | ||
160 | } | ||
161 | |||
162 | ret = libusb_interrupt_transfer(dev, 0x81, xfer_buf, xfer_size, &recv_size, | ||
163 | 1000); | ||
164 | if(ret < 0) | ||
165 | { | ||
166 | printf("transfer error at final stage\n"); | ||
167 | return 1; | ||
168 | } | ||
169 | |||
170 | printf("ret %i\n", ret); | ||
171 | |||
172 | return 0; | ||
173 | } | ||
174 | |||