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1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jiri Svoboda |
2 | * Copyright (c) 2008 Jiri Svoboda |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup debug |
29 | /** @addtogroup debug |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #include <stdio.h> |
35 | #include <stdio.h> |
36 | #include <stdlib.h> |
36 | #include <stdlib.h> |
37 | #include <string.h> |
37 | #include <string.h> |
38 | #include <bool.h> |
38 | #include <bool.h> |
39 | #include <udebug.h> |
39 | #include <udebug.h> |
40 | #include <sys/types.h> |
40 | #include <sys/types.h> |
41 | 41 | ||
42 | #include "main.h" |
42 | #include "main.h" |
43 | #include "cmd.h" |
43 | #include "cmd.h" |
44 | 44 | ||
45 | static void cmd_break(int argc, char *argv[]); |
45 | static void cmd_break(int argc, char *argv[]); |
46 | void cmd_help(int argc, char *argv[]); |
46 | void cmd_help(int argc, char *argv[]); |
47 | static void cmd_read(int argc, char *argv[]); |
47 | static void cmd_read(int argc, char *argv[]); |
48 | static void cmd_quit(int argc, char *argv[]); |
48 | static void cmd_quit(int argc, char *argv[]); |
49 | 49 | ||
50 | volatile bool quit = false; |
50 | volatile bool quit = false; |
51 | 51 | ||
52 | cmd_desc_t cmd_table[] = { |
52 | cmd_desc_t cmd_table[] = { |
53 | { 1, "break", cmd_break }, |
53 | { 1, "break", cmd_break }, |
54 | { 0, "help", cmd_help }, |
54 | { 0, "help", cmd_help }, |
55 | { 2, "read", cmd_read }, |
55 | { 2, "read", cmd_read }, |
56 | { 0, "quit", cmd_quit }, |
56 | { 0, "quit", cmd_quit }, |
57 | { -1, NULL, NULL } |
57 | { -1, NULL, NULL } |
58 | }; |
58 | }; |
59 | 59 | ||
60 | static void cmd_break(int argc, char *argv[]) |
60 | static void cmd_break(int argc, char *argv[]) |
61 | { |
61 | { |
62 | uintptr_t addr; |
62 | uintptr_t addr; |
63 | char brkp[1]; |
63 | char brkp[1]; |
64 | int rc; |
64 | int rc; |
- | 65 | breakpoint_t *brk; |
|
- | 66 | int i; |
|
- | 67 | ||
- | 68 | brk = NULL; |
|
- | 69 | for (i = 0; i < MAX_BRKPTS; i++) |
|
- | 70 | if (brk_list[i].set == 0) brk = brk_list+i; |
|
- | 71 | ||
- | 72 | if (!brk) { |
|
- | 73 | printf("too many breakpoints\n"); |
|
- | 74 | return; |
|
- | 75 | } |
|
65 | 76 | ||
66 | (void)argc; |
77 | (void)argc; |
67 | addr = strtoul(argv[1], NULL, 0); |
78 | addr = strtoul(argv[1], NULL, 0); |
68 | 79 | ||
69 | printf("You requested a breakpoint at 0x%x\n", addr); |
80 | printf("You requested a breakpoint at 0x%x\n", addr); |
- | 81 | rc = udebug_mem_read(app_phone, &brk->back, addr, 1); |
|
- | 82 | printf("udebug_mem_read() -> %d\n", rc); |
|
70 | brkp[0] = 0xcc; |
83 | brkp[0] = 0xcc; |
71 | rc = udebug_mem_write(app_phone, brkp, addr, 1); |
84 | rc = udebug_mem_write(app_phone, brkp, addr, 1); |
72 | printf("udebug_mem_write() -> %d\n", rc); |
85 | printf("udebug_mem_write() -> %d\n", rc); |
- | 86 | ||
- | 87 | brk->addr = addr; |
|
- | 88 | brk->set = 1; |
|
73 | } |
89 | } |
74 | 90 | ||
75 | void cmd_help(int argc, char *argv[]) |
91 | void cmd_help(int argc, char *argv[]) |
76 | { |
92 | { |
77 | int i; |
93 | int i; |
78 | 94 | ||
79 | (void)argc; (void)argv; |
95 | (void)argc; (void)argv; |
80 | i = 0; |
96 | i = 0; |
81 | while (cmd_table[i].name != NULL) { |
97 | while (cmd_table[i].name != NULL) { |
82 | printf("%s\n", cmd_table[i].name); |
98 | printf("%s\n", cmd_table[i].name); |
83 | ++i; |
99 | ++i; |
84 | } |
100 | } |
85 | } |
101 | } |
86 | 102 | ||
87 | #define BYTES_PER_LINE 16 |
103 | #define BYTES_PER_LINE 16 |
88 | 104 | ||
89 | static void cmd_read(int argc, char *argv[]) |
105 | static void cmd_read(int argc, char *argv[]) |
90 | { |
106 | { |
91 | uintptr_t addr; |
107 | uintptr_t addr; |
92 | size_t length; |
108 | size_t length; |
93 | uint8_t buf[BYTES_PER_LINE]; |
109 | uint8_t buf[BYTES_PER_LINE]; |
94 | int to_read, i; |
110 | int to_read, i; |
95 | int rc; |
111 | int rc; |
96 | 112 | ||
97 | (void)argc; |
113 | (void)argc; |
98 | addr = strtoul(argv[1], NULL, 0); |
114 | addr = strtoul(argv[1], NULL, 0); |
99 | length = strtoul(argv[2], NULL, 0); |
115 | length = strtoul(argv[2], NULL, 0); |
100 | 116 | ||
101 | while (length > 0) { |
117 | while (length > 0) { |
102 | to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE; |
118 | to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE; |
103 | 119 | ||
104 | rc = udebug_mem_read(app_phone, buf, addr, to_read); |
120 | rc = udebug_mem_read(app_phone, buf, addr, to_read); |
105 | if (rc < 0) { |
121 | if (rc < 0) { |
106 | printf("error %d\n", rc); |
122 | printf("error %d\n", rc); |
107 | return; |
123 | return; |
108 | } |
124 | } |
109 | 125 | ||
110 | printf("0x%x:", addr); |
126 | printf("0x%x:", addr); |
111 | for (i = 0; i < to_read; ++i) { |
127 | for (i = 0; i < to_read; ++i) { |
112 | printf(" %02x", buf[i]); |
128 | printf(" %02x", buf[i]); |
113 | } |
129 | } |
114 | for (i = to_read; i < BYTES_PER_LINE; ++i) { |
130 | for (i = to_read; i < BYTES_PER_LINE; ++i) { |
115 | printf(" "); |
131 | printf(" "); |
116 | } |
132 | } |
117 | 133 | ||
118 | putchar ('\t'); |
134 | putchar ('\t'); |
119 | 135 | ||
120 | for (i = 0; i < to_read; ++i) { |
136 | for (i = 0; i < to_read; ++i) { |
121 | if (buf[i] >= 32 && buf[i] < 127) |
137 | if (buf[i] >= 32 && buf[i] < 127) |
122 | putchar(buf[i]); |
138 | putchar(buf[i]); |
123 | else |
139 | else |
124 | putchar('.'); |
140 | putchar('.'); |
125 | } |
141 | } |
126 | printf("\n"); |
142 | printf("\n"); |
127 | 143 | ||
128 | addr += to_read; |
144 | addr += to_read; |
129 | length -= to_read; |
145 | length -= to_read; |
130 | } |
146 | } |
131 | } |
147 | } |
132 | 148 | ||
133 | 149 | ||
134 | static void cmd_quit(int argc, char *argv[]) |
150 | static void cmd_quit(int argc, char *argv[]) |
135 | { |
151 | { |
136 | (void)argc; (void)argv; |
152 | (void)argc; (void)argv; |
137 | quit = true; |
153 | quit = true; |
138 | } |
154 | } |
139 | 155 | ||
140 | /** @} |
156 | /** @} |
141 | */ |
157 | */ |
142 | 158 |