WebSVN – HelenOS – Diff – /branches/tracing/uspace/app/debug/cmd.c


/*
 * Copyright (c) 2008 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup debug
 * @{
 */
/** @file
 */
 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <bool.h>
#include <udebug.h>
#include <sys/types.h>
 
#include "main.h"
#include "cons.h"
#include "dthread.h"
#include "include/arch.h"
#include "cmd.h"
 
static void cmd_break(int argc, char *argv[]);
static void cmd_ct(int argc, char *argv[]);
static void cmd_go(int argc, char *argv[]);
static void cmd_istep(int argc, char *argv[]);
void        cmd_help(int argc, char *argv[]);
static void cmd_memr(int argc, char *argv[]);
static void cmd_pwt(int argc, char *argv[]);
static void cmd_regs(int argc, char *argv[]);
static void cmd_stop(int argc, char *argv[]);
static void cmd_threads(int argc, char *argv[]);
static void cmd_quit(int argc, char *argv[]);
 
volatile bool quit = false;
 
cmd_desc_t cmd_table[] = {
    { 1,    "break",    cmd_break },
    { 1,    "ct",       cmd_ct },
    { 0,    "go",       cmd_go },
    { 0,    "help",     cmd_help },
    { 2,    "memr",     cmd_memr },
    { 0,    "pwt",      cmd_pwt },
    { 0,    "regs",     cmd_regs },
    { 0 ,   "stop",     cmd_stop },
    { 0,    "istep",    cmd_istep },
    { 0,    "threads",  cmd_threads },
    { 0,    "quit",     cmd_quit },
    { -1,   NULL,       NULL }
};
 
static void cmd_break(int argc, char *argv[])
{
    uintptr_t addr;
 
    (void)argc;
    addr = strtoul(argv[1], NULL, 0);
 
    cons_printf("You requested a breakpoint at 0x%x\n", addr);
    arch_breakpoint_add(addr);
}
 
static void cmd_ct(int argc, char *argv[])
{
    int tid;
 
    link_t *cur;
    dthread_t *dt;
 
    (void)argc;
    tid = strtoul(argv[1], NULL, 0);
 
    dt = NULL;
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
        dt = list_get_instance(cur, dthread_t, link);
        if (dt->id == tid) break;
    }
   
    if (dt->id == tid) {
        cwt = dt;
        cons_printf("changed working thread to: %d [hash 0x%x]\n",
            cwt->id, cwt->hash);
    } else {
        cons_printf("no such thread\n");
    }
}
 
 
void cmd_go(int argc, char *argv[])
{
    link_t *cur;
    dthread_t *dt;
 
    (void)argc; (void)argv;
 
    dt = NULL;
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
        dt = list_get_instance(cur, dthread_t, link);
        arch_set_singlestep(dt, 0);
        dthread_resume(dt);
    }  
}
 
void cmd_help(int argc, char *argv[])
{
    int i;
 
    (void)argc; (void)argv;
    i = 0;
    while (cmd_table[i].name != NULL) {
        cons_printf("%s\n", cmd_table[i].name);
        ++i;
    }
}
 
void cmd_istep(int argc, char *argv[])
{
    (void)argc; (void)argv;
 
    arch_set_singlestep(cwt, 1);
    dthread_resume(cwt);
}
 
#define BYTES_PER_LINE 16
 
static void cmd_memr(int argc, char *argv[])
{
    uintptr_t addr;
    size_t length;
    uint8_t buf[BYTES_PER_LINE];
    int to_read, i;
    int rc;
 
    (void)argc;
    addr = strtoul(argv[1], NULL, 0);
    length = strtoul(argv[2], NULL, 0);
 
    while (length > 0) {
        to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;
 
        rc = udebug_mem_read(app_phone, buf, addr, to_read);
        if (rc < 0) {
            cons_printf("error %d\n", rc);
            return;
        }
 
        cons_printf("0x%x:", addr);
        for (i = 0; i < to_read; ++i) {
            cons_printf(" %02x", buf[i]);
        }
        for (i = to_read; i < BYTES_PER_LINE; ++i) {
            cons_printf("   ");
        }
 
        putchar ('\t');
 
        for (i = 0; i < to_read; ++i) {
            if (buf[i] >= 32 && buf[i] < 127)
                putchar(buf[i]);
            else
                putchar('.');
        }
        cons_printf("\n");
 
        addr += to_read;
        length -= to_read;
    }
}
 
void cmd_pwt(int argc, char *argv[])
{
    (void)argc; (void)argv;
 
    cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);
}
 
void cmd_regs(int argc, char *argv[])
{
    (void)argc; (void)argv;
 
    if (cwt) arch_dump_regs(cwt->hash);
}
 
void cmd_stop(int argc, char *argv[])
{
    link_t *cur;
    dthread_t *dt;
    int rc;
 
    (void)argc; (void)argv;
 
    dt = NULL;
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
        dt = list_get_instance(cur, dthread_t, link);
        if (!dt->stopped) {
            rc = udebug_stop(app_phone, dt->hash);
            if (rc < 0) {
                printf("failed halting thread %d\n", dt->id);
            }
        }
    }  
}
 
 
void cmd_threads(int argc, char *argv[])
{
    link_t *cur;
    dthread_t *dt;
 
    (void)argc;
 
    dt = NULL;
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
        dt = list_get_instance(cur, dthread_t, link);
        cons_printf("%d [hash 0x%x]\n", dt->id, dt->hash);
    }  
}
 
 
static void cmd_quit(int argc, char *argv[])
{
    (void)argc; (void)argv;
    quit = true;
}
 
/** @}
 */
 

Rev 2941	Rev 2942
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 "cons.h"	43	#include "cons.h"
44	#include "dthread.h"	44	#include "dthread.h"
45	#include "include/arch.h"	45	#include "include/arch.h"
46	#include "cmd.h"	46	#include "cmd.h"
47		47
48	static void cmd_break(int argc, char *argv[]);	48	static void cmd_break(int argc, char *argv[]);
49	static void cmd_ct(int argc, char *argv[]);	49	static void cmd_ct(int argc, char *argv[]);
50	static void cmd_go(int argc, char *argv[]);	50	static void cmd_go(int argc, char *argv[]);
51	static void cmd_istep(int argc, char *argv[]);	51	static void cmd_istep(int argc, char *argv[]);
52	void cmd_help(int argc, char *argv[]);	52	void cmd_help(int argc, char *argv[]);
53	static void cmd_memr(int argc, char *argv[]);	53	static void cmd_memr(int argc, char *argv[]);
54	static void cmd_pwt(int argc, char *argv[]);	54	static void cmd_pwt(int argc, char *argv[]);
55	static void cmd_regs(int argc, char *argv[]);	55	static void cmd_regs(int argc, char *argv[]);
56	static void cmd_stop(int argc, char *argv[]);	56	static void cmd_stop(int argc, char *argv[]);
57	static void cmd_threads(int argc, char *argv[]);	57	static void cmd_threads(int argc, char *argv[]);
58	static void cmd_quit(int argc, char *argv[]);	58	static void cmd_quit(int argc, char *argv[]);
59		59
60	volatile bool quit = false;	60	volatile bool quit = false;
61		61
62	cmd_desc_t cmd_table[] = {	62	cmd_desc_t cmd_table[] = {
63	{ 1, "break", cmd_break },	63	{ 1, "break", cmd_break },
64	{ 1, "ct", cmd_ct },	64	{ 1, "ct", cmd_ct },
65	{ 0, "go", cmd_go },	65	{ 0, "go", cmd_go },
66	{ 0, "help", cmd_help },	66	{ 0, "help", cmd_help },
67	{ 2, "memr", cmd_memr },	67	{ 2, "memr", cmd_memr },
68	{ 0, "pwt", cmd_pwt },	68	{ 0, "pwt", cmd_pwt },
69	{ 0, "regs", cmd_regs },	69	{ 0, "regs", cmd_regs },
70	{ 0 , "stop", cmd_stop },	70	{ 0 , "stop", cmd_stop },
71	{ 0, "istep", cmd_istep },	71	{ 0, "istep", cmd_istep },
72	{ 0, "threads", cmd_threads },	72	{ 0, "threads", cmd_threads },
73	{ 0, "quit", cmd_quit },	73	{ 0, "quit", cmd_quit },
74	{ -1, NULL, NULL }	74	{ -1, NULL, NULL }
75	};	75	};
76		76
77	static void cmd_break(int argc, char *argv[])	77	static void cmd_break(int argc, char *argv[])
78	{	78	{
79	uintptr_t addr;	79	uintptr_t addr;
80		80
81	(void)argc;	81	(void)argc;
82	addr = strtoul(argv[1], NULL, 0);	82	addr = strtoul(argv[1], NULL, 0);
83		83
84	cons_printf("You requested a breakpoint at 0x%x\n", addr);	84	cons_printf("You requested a breakpoint at 0x%x\n", addr);
85	arch_breakpoint_add(addr);	85	arch_breakpoint_add(addr);
86	}	86	}
87		87
88	static void cmd_ct(int argc, char *argv[])	88	static void cmd_ct(int argc, char *argv[])
89	{	89	{
90	int tid;	90	int tid;
91		91
92	link_t *cur;	92	link_t *cur;
93	dthread_t *dt;	93	dthread_t *dt;
94		94
95	(void)argc;	95	(void)argc;
96	tid = strtoul(argv[1], NULL, 0);	96	tid = strtoul(argv[1], NULL, 0);
97		97
98	dt = NULL;	98	dt = NULL;
99	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {	99	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
100	dt = list_get_instance(cur, dthread_t, link);	100	dt = list_get_instance(cur, dthread_t, link);
101	if (dt->id == tid) break;	101	if (dt->id == tid) break;
102	}	102	}
103		103
104	if (dt->id == tid) {	104	if (dt->id == tid) {
105	cwt = dt;	105	cwt = dt;
106	cons_printf("changed working thread to: %d [hash 0x%x]\n",	106	cons_printf("changed working thread to: %d [hash 0x%x]\n",
107	cwt->id, cwt->hash);	107	cwt->id, cwt->hash);
108	} else {	108	} else {
109	cons_printf("no such thread\n");	109	cons_printf("no such thread\n");
110	}	110	}
111	}	111	}
112		112
113		113
114	void cmd_go(int argc, char *argv[])	114	void cmd_go(int argc, char *argv[])
115	{	115	{
116	link_t *cur;	116	link_t *cur;
117	dthread_t *dt;	117	dthread_t *dt;
118		118
119	(void)argc; (void)argv;	119	(void)argc; (void)argv;
120		120
121	dt = NULL;	121	dt = NULL;
122	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {	122	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
123	dt = list_get_instance(cur, dthread_t, link);	123	dt = list_get_instance(cur, dthread_t, link);
-		124	arch_set_singlestep(dt, 0);
124	dthread_resume(dt);	125	dthread_resume(dt);
125	}	126	}
126	}	127	}
127		128
128	void cmd_help(int argc, char *argv[])	129	void cmd_help(int argc, char *argv[])
129	{	130	{
130	int i;	131	int i;
131		132
132	(void)argc; (void)argv;	133	(void)argc; (void)argv;
133	i = 0;	134	i = 0;
134	while (cmd_table[i].name != NULL) {	135	while (cmd_table[i].name != NULL) {
135	cons_printf("%s\n", cmd_table[i].name);	136	cons_printf("%s\n", cmd_table[i].name);
136	++i;	137	++i;
137	}	138	}
138	}	139	}
139		140
140	void cmd_istep(int argc, char *argv[])	141	void cmd_istep(int argc, char *argv[])
141	{	142	{
142	(void)argc; (void)argv;	143	(void)argc; (void)argv;
-		144
-		145	arch_set_singlestep(cwt, 1);
143	/TODO/	146	dthread_resume(cwt);
144	}	147	}
145		148
146	#define BYTES_PER_LINE 16	149	#define BYTES_PER_LINE 16
147		150
148	static void cmd_memr(int argc, char *argv[])	151	static void cmd_memr(int argc, char *argv[])
149	{	152	{
150	uintptr_t addr;	153	uintptr_t addr;
151	size_t length;	154	size_t length;
152	uint8_t buf[BYTES_PER_LINE];	155	uint8_t buf[BYTES_PER_LINE];
153	int to_read, i;	156	int to_read, i;
154	int rc;	157	int rc;
155		158
156	(void)argc;	159	(void)argc;
157	addr = strtoul(argv[1], NULL, 0);	160	addr = strtoul(argv[1], NULL, 0);
158	length = strtoul(argv[2], NULL, 0);	161	length = strtoul(argv[2], NULL, 0);
159		162
160	while (length > 0) {	163	while (length > 0) {
161	to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;	164	to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;
162		165
163	rc = udebug_mem_read(app_phone, buf, addr, to_read);	166	rc = udebug_mem_read(app_phone, buf, addr, to_read);
164	if (rc < 0) {	167	if (rc < 0) {
165	cons_printf("error %d\n", rc);	168	cons_printf("error %d\n", rc);
166	return;	169	return;
167	}	170	}
168		171
169	cons_printf("0x%x:", addr);	172	cons_printf("0x%x:", addr);
170	for (i = 0; i < to_read; ++i) {	173	for (i = 0; i < to_read; ++i) {
171	cons_printf(" %02x", buf[i]);	174	cons_printf(" %02x", buf[i]);
172	}	175	}
173	for (i = to_read; i < BYTES_PER_LINE; ++i) {	176	for (i = to_read; i < BYTES_PER_LINE; ++i) {
174	cons_printf(" ");	177	cons_printf(" ");
175	}	178	}
176		179
177	putchar ('\t');	180	putchar ('\t');
178		181
179	for (i = 0; i < to_read; ++i) {	182	for (i = 0; i < to_read; ++i) {
180	if (buf[i] >= 32 && buf[i] < 127)	183	if (buf[i] >= 32 && buf[i] < 127)
181	putchar(buf[i]);	184	putchar(buf[i]);
182	else	185	else
183	putchar('.');	186	putchar('.');
184	}	187	}
185	cons_printf("\n");	188	cons_printf("\n");
186		189
187	addr += to_read;	190	addr += to_read;
188	length -= to_read;	191	length -= to_read;
189	}	192	}
190	}	193	}
191		194
192	void cmd_pwt(int argc, char *argv[])	195	void cmd_pwt(int argc, char *argv[])
193	{	196	{
194	(void)argc; (void)argv;	197	(void)argc; (void)argv;
195		198
196	cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);	199	cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);
197	}	200	}
198		201
199	void cmd_regs(int argc, char *argv[])	202	void cmd_regs(int argc, char *argv[])
200	{	203	{
201	(void)argc; (void)argv;	204	(void)argc; (void)argv;
202		205
203	if (cwt) arch_dump_regs(cwt->hash);	206	if (cwt) arch_dump_regs(cwt->hash);
204	}	207	}
205		208
206	void cmd_stop(int argc, char *argv[])	209	void cmd_stop(int argc, char *argv[])
207	{	210	{
208	link_t *cur;	211	link_t *cur;
209	dthread_t *dt;	212	dthread_t *dt;
210	int rc;	213	int rc;
211		214
212	(void)argc; (void)argv;	215	(void)argc; (void)argv;
213		216
214	dt = NULL;	217	dt = NULL;
215	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {	218	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
216	dt = list_get_instance(cur, dthread_t, link);	219	dt = list_get_instance(cur, dthread_t, link);
217	if (!dt->stopped) {	220	if (!dt->stopped) {
218	rc = udebug_stop(app_phone, dt->hash);	221	rc = udebug_stop(app_phone, dt->hash);
219	if (rc < 0) {	222	if (rc < 0) {
220	printf("failed halting thread %d\n", dt->id);	223	printf("failed halting thread %d\n", dt->id);
221	}	224	}
222	}	225	}
223	}	226	}
224	}	227	}
225		228
226		229
227	void cmd_threads(int argc, char *argv[])	230	void cmd_threads(int argc, char *argv[])
228	{	231	{
229	link_t *cur;	232	link_t *cur;
230	dthread_t *dt;	233	dthread_t *dt;
231		234
232	(void)argc;	235	(void)argc;
233		236
234	dt = NULL;	237	dt = NULL;
235	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {	238	for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
236	dt = list_get_instance(cur, dthread_t, link);	239	dt = list_get_instance(cur, dthread_t, link);
237	cons_printf("%d [hash 0x%x]\n", dt->id, dt->hash);	240	cons_printf("%d [hash 0x%x]\n", dt->id, dt->hash);
238	}	241	}
239	}	242	}
240		243
241		244
242	static void cmd_quit(int argc, char *argv[])	245	static void cmd_quit(int argc, char *argv[])
243	{	246	{
244	(void)argc; (void)argv;	247	(void)argc; (void)argv;
245	quit = true;	248	quit = true;
246	}	249	}
247		250
248	/** @}	251	/** @}
249	*/	252	*/
250		253

Subversion Repositories HelenOS

(root)/branches/tracing/uspace/app/debug/cmd.c @ 3108 – Rev 2941 → 2942