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/*
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* QEMU monitor
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*
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* Copyright (c) 2003-2004 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "vl.h" |
25 |
#include "disas.h" |
26 |
#include <dirent.h> |
27 |
|
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//#define DEBUG
|
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//#define DEBUG_COMPLETION
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30 |
|
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#ifndef offsetof
|
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#define offsetof(type, field) ((size_t) &((type *)0)->field) |
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#endif
|
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|
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/*
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* Supported types:
|
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*
|
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* 'F' filename
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* 'B' block device name
|
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* 's' string (accept optional quote)
|
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* 'i' integer
|
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* '/' optional gdb-like print format (like "/10x")
|
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*
|
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* '?' optional type (for 'F', 's' and 'i')
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*
|
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*/
|
47 |
|
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typedef struct term_cmd_t { |
49 |
const char *name; |
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const char *args_type; |
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void (*handler)();
|
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const char *params; |
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const char *help; |
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} term_cmd_t; |
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|
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static CharDriverState *monitor_hd;
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57 |
|
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static term_cmd_t term_cmds[];
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static term_cmd_t info_cmds[];
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|
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static char term_outbuf[1024]; |
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static int term_outbuf_index; |
63 |
|
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static void monitor_start_input(void); |
65 |
|
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void term_flush(void) |
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{ |
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if (term_outbuf_index > 0) { |
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qemu_chr_write(monitor_hd, term_outbuf, term_outbuf_index); |
70 |
term_outbuf_index = 0;
|
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} |
72 |
} |
73 |
|
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/* flush at every end of line or if the buffer is full */
|
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void term_puts(const char *str) |
76 |
{ |
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int c;
|
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for(;;) {
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c = *str++; |
80 |
if (c == '\0') |
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break;
|
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term_outbuf[term_outbuf_index++] = c; |
83 |
if (term_outbuf_index >= sizeof(term_outbuf) || |
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c == '\n')
|
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term_flush(); |
86 |
} |
87 |
} |
88 |
|
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void term_vprintf(const char *fmt, va_list ap) |
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{ |
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char buf[4096]; |
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vsnprintf(buf, sizeof(buf), fmt, ap);
|
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term_puts(buf); |
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} |
95 |
|
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void term_printf(const char *fmt, ...) |
97 |
{ |
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va_list ap; |
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va_start(ap, fmt); |
100 |
term_vprintf(fmt, ap); |
101 |
va_end(ap); |
102 |
} |
103 |
|
104 |
static int monitor_fprintf(FILE *stream, const char *fmt, ...) |
105 |
{ |
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va_list ap; |
107 |
va_start(ap, fmt); |
108 |
term_vprintf(fmt, ap); |
109 |
va_end(ap); |
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return 0; |
111 |
} |
112 |
|
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static int compare_cmd(const char *name, const char *list) |
114 |
{ |
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const char *p, *pstart; |
116 |
int len;
|
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len = strlen(name); |
118 |
p = list; |
119 |
for(;;) {
|
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pstart = p; |
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p = strchr(p, '|');
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if (!p)
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p = pstart + strlen(pstart); |
124 |
if ((p - pstart) == len && !memcmp(pstart, name, len))
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return 1; |
126 |
if (*p == '\0') |
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break;
|
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p++; |
129 |
} |
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return 0; |
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} |
132 |
|
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static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name) |
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{ |
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term_cmd_t *cmd; |
136 |
|
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for(cmd = cmds; cmd->name != NULL; cmd++) { |
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if (!name || !strcmp(name, cmd->name))
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term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
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} |
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} |
142 |
|
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static void help_cmd(const char *name) |
144 |
{ |
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if (name && !strcmp(name, "info")) { |
146 |
help_cmd1(info_cmds, "info ", NULL); |
147 |
} else {
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help_cmd1(term_cmds, "", name);
|
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if (name && !strcmp(name, "log")) { |
150 |
CPULogItem *item; |
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term_printf("Log items (comma separated):\n");
|
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term_printf("%-10s %s\n", "none", "remove all logs"); |
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for(item = cpu_log_items; item->mask != 0; item++) { |
154 |
term_printf("%-10s %s\n", item->name, item->help);
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} |
156 |
} |
157 |
} |
158 |
} |
159 |
|
160 |
static void do_help(const char *name) |
161 |
{ |
162 |
help_cmd(name); |
163 |
} |
164 |
|
165 |
static void do_commit(void) |
166 |
{ |
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int i;
|
168 |
|
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for (i = 0; i < MAX_DISKS; i++) { |
170 |
if (bs_table[i]) {
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bdrv_commit(bs_table[i]); |
172 |
} |
173 |
} |
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} |
175 |
|
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static void do_info(const char *item) |
177 |
{ |
178 |
term_cmd_t *cmd; |
179 |
|
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if (!item)
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goto help;
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for(cmd = info_cmds; cmd->name != NULL; cmd++) { |
183 |
if (compare_cmd(item, cmd->name))
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goto found;
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185 |
} |
186 |
help:
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help_cmd("info");
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return;
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found:
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cmd->handler(); |
191 |
} |
192 |
|
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static void do_info_version(void) |
194 |
{ |
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term_printf("%s\n", QEMU_VERSION);
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} |
197 |
|
198 |
static void do_info_network(void) |
199 |
{ |
200 |
int i, j;
|
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NetDriverState *nd; |
202 |
|
203 |
for(i = 0; i < nb_nics; i++) { |
204 |
nd = &nd_table[i]; |
205 |
term_printf("%d: ifname=%s macaddr=", i, nd->ifname);
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for(j = 0; j < 6; j++) { |
207 |
if (j > 0) |
208 |
term_printf(":");
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term_printf("%02x", nd->macaddr[j]);
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} |
211 |
term_printf("\n");
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} |
213 |
} |
214 |
|
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static void do_info_block(void) |
216 |
{ |
217 |
bdrv_info(); |
218 |
} |
219 |
|
220 |
static void do_info_registers(void) |
221 |
{ |
222 |
#ifdef TARGET_I386
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cpu_dump_state(cpu_single_env, stdout, monitor_fprintf, |
224 |
X86_DUMP_FPU | X86_DUMP_CCOP); |
225 |
#else
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cpu_dump_state(cpu_single_env, stdout, monitor_fprintf, |
227 |
0);
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#endif
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} |
230 |
|
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static void do_info_history (void) |
232 |
{ |
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int i;
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const char *str; |
235 |
|
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i = 0;
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for(;;) {
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str = readline_get_history(i); |
239 |
if (!str)
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240 |
break;
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241 |
term_printf("%d: '%s'\n", i, str);
|
242 |
i++; |
243 |
} |
244 |
} |
245 |
|
246 |
static void do_quit(void) |
247 |
{ |
248 |
exit(0);
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249 |
} |
250 |
|
251 |
static int eject_device(BlockDriverState *bs, int force) |
252 |
{ |
253 |
if (bdrv_is_inserted(bs)) {
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if (!force) {
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255 |
if (!bdrv_is_removable(bs)) {
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term_printf("device is not removable\n");
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return -1; |
258 |
} |
259 |
if (bdrv_is_locked(bs)) {
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term_printf("device is locked\n");
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return -1; |
262 |
} |
263 |
} |
264 |
bdrv_close(bs); |
265 |
} |
266 |
return 0; |
267 |
} |
268 |
|
269 |
static void do_eject(int force, const char *filename) |
270 |
{ |
271 |
BlockDriverState *bs; |
272 |
|
273 |
bs = bdrv_find(filename); |
274 |
if (!bs) {
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term_printf("device not found\n");
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return;
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277 |
} |
278 |
eject_device(bs, force); |
279 |
} |
280 |
|
281 |
static void do_change(const char *device, const char *filename) |
282 |
{ |
283 |
BlockDriverState *bs; |
284 |
int i;
|
285 |
char password[256]; |
286 |
|
287 |
bs = bdrv_find(device); |
288 |
if (!bs) {
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term_printf("device not found\n");
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290 |
return;
|
291 |
} |
292 |
if (eject_device(bs, 0) < 0) |
293 |
return;
|
294 |
bdrv_open(bs, filename, 0);
|
295 |
if (bdrv_is_encrypted(bs)) {
|
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term_printf("%s is encrypted.\n", device);
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297 |
for(i = 0; i < 3; i++) { |
298 |
monitor_readline("Password: ", 1, password, sizeof(password)); |
299 |
if (bdrv_set_key(bs, password) == 0) |
300 |
break;
|
301 |
term_printf("invalid password\n");
|
302 |
} |
303 |
} |
304 |
} |
305 |
|
306 |
static void do_screen_dump(const char *filename) |
307 |
{ |
308 |
vga_screen_dump(filename); |
309 |
} |
310 |
|
311 |
static void do_log(const char *items) |
312 |
{ |
313 |
int mask;
|
314 |
|
315 |
if (!strcmp(items, "none")) { |
316 |
mask = 0;
|
317 |
} else {
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318 |
mask = cpu_str_to_log_mask(items); |
319 |
if (!mask) {
|
320 |
help_cmd("log");
|
321 |
return;
|
322 |
} |
323 |
} |
324 |
cpu_set_log(mask); |
325 |
} |
326 |
|
327 |
static void do_savevm(const char *filename) |
328 |
{ |
329 |
if (qemu_savevm(filename) < 0) |
330 |
term_printf("I/O error when saving VM to '%s'\n", filename);
|
331 |
} |
332 |
|
333 |
static void do_loadvm(const char *filename) |
334 |
{ |
335 |
if (qemu_loadvm(filename) < 0) |
336 |
term_printf("I/O error when loading VM from '%s'\n", filename);
|
337 |
} |
338 |
|
339 |
static void do_stop(void) |
340 |
{ |
341 |
vm_stop(EXCP_INTERRUPT); |
342 |
} |
343 |
|
344 |
static void do_cont(void) |
345 |
{ |
346 |
vm_start(); |
347 |
} |
348 |
|
349 |
#ifdef CONFIG_GDBSTUB
|
350 |
static void do_gdbserver(int has_port, int port) |
351 |
{ |
352 |
if (!has_port)
|
353 |
port = DEFAULT_GDBSTUB_PORT; |
354 |
if (gdbserver_start(port) < 0) { |
355 |
qemu_printf("Could not open gdbserver socket on port %d\n", port);
|
356 |
} else {
|
357 |
qemu_printf("Waiting gdb connection on port %d\n", port);
|
358 |
} |
359 |
} |
360 |
#endif
|
361 |
|
362 |
static void term_printc(int c) |
363 |
{ |
364 |
term_printf("'");
|
365 |
switch(c) {
|
366 |
case '\'': |
367 |
term_printf("\\'");
|
368 |
break;
|
369 |
case '\\': |
370 |
term_printf("\\\\");
|
371 |
break;
|
372 |
case '\n': |
373 |
term_printf("\\n");
|
374 |
break;
|
375 |
case '\r': |
376 |
term_printf("\\r");
|
377 |
break;
|
378 |
default:
|
379 |
if (c >= 32 && c <= 126) { |
380 |
term_printf("%c", c);
|
381 |
} else {
|
382 |
term_printf("\\x%02x", c);
|
383 |
} |
384 |
break;
|
385 |
} |
386 |
term_printf("'");
|
387 |
} |
388 |
|
389 |
static void memory_dump(int count, int format, int wsize, |
390 |
target_ulong addr, int is_physical)
|
391 |
{ |
392 |
int nb_per_line, l, line_size, i, max_digits, len;
|
393 |
uint8_t buf[16];
|
394 |
uint64_t v; |
395 |
|
396 |
if (format == 'i') { |
397 |
int flags;
|
398 |
flags = 0;
|
399 |
#ifdef TARGET_I386
|
400 |
if (wsize == 2) { |
401 |
flags = 1;
|
402 |
} else if (wsize == 4) { |
403 |
flags = 0;
|
404 |
} else {
|
405 |
/* as default we use the current CS size */
|
406 |
flags = 0;
|
407 |
if (!(cpu_single_env->segs[R_CS].flags & DESC_B_MASK))
|
408 |
flags = 1;
|
409 |
} |
410 |
#endif
|
411 |
monitor_disas(addr, count, is_physical, flags); |
412 |
return;
|
413 |
} |
414 |
|
415 |
len = wsize * count; |
416 |
if (wsize == 1) |
417 |
line_size = 8;
|
418 |
else
|
419 |
line_size = 16;
|
420 |
nb_per_line = line_size / wsize; |
421 |
max_digits = 0;
|
422 |
|
423 |
switch(format) {
|
424 |
case 'o': |
425 |
max_digits = (wsize * 8 + 2) / 3; |
426 |
break;
|
427 |
default:
|
428 |
case 'x': |
429 |
max_digits = (wsize * 8) / 4; |
430 |
break;
|
431 |
case 'u': |
432 |
case 'd': |
433 |
max_digits = (wsize * 8 * 10 + 32) / 33; |
434 |
break;
|
435 |
case 'c': |
436 |
wsize = 1;
|
437 |
break;
|
438 |
} |
439 |
|
440 |
while (len > 0) { |
441 |
term_printf(TARGET_FMT_lx ":", addr);
|
442 |
l = len; |
443 |
if (l > line_size)
|
444 |
l = line_size; |
445 |
if (is_physical) {
|
446 |
cpu_physical_memory_rw(addr, buf, l, 0);
|
447 |
} else {
|
448 |
cpu_memory_rw_debug(cpu_single_env, addr, buf, l, 0);
|
449 |
} |
450 |
i = 0;
|
451 |
while (i < l) {
|
452 |
switch(wsize) {
|
453 |
default:
|
454 |
case 1: |
455 |
v = ldub_raw(buf + i); |
456 |
break;
|
457 |
case 2: |
458 |
v = lduw_raw(buf + i); |
459 |
break;
|
460 |
case 4: |
461 |
v = ldl_raw(buf + i); |
462 |
break;
|
463 |
case 8: |
464 |
v = ldq_raw(buf + i); |
465 |
break;
|
466 |
} |
467 |
term_printf(" ");
|
468 |
switch(format) {
|
469 |
case 'o': |
470 |
term_printf("%#*llo", max_digits, v);
|
471 |
break;
|
472 |
case 'x': |
473 |
term_printf("0x%0*llx", max_digits, v);
|
474 |
break;
|
475 |
case 'u': |
476 |
term_printf("%*llu", max_digits, v);
|
477 |
break;
|
478 |
case 'd': |
479 |
term_printf("%*lld", max_digits, v);
|
480 |
break;
|
481 |
case 'c': |
482 |
term_printc(v); |
483 |
break;
|
484 |
} |
485 |
i += wsize; |
486 |
} |
487 |
term_printf("\n");
|
488 |
addr += l; |
489 |
len -= l; |
490 |
} |
491 |
} |
492 |
|
493 |
static void do_memory_dump(int count, int format, int size, int addr) |
494 |
{ |
495 |
memory_dump(count, format, size, addr, 0);
|
496 |
} |
497 |
|
498 |
static void do_physical_memory_dump(int count, int format, int size, int addr) |
499 |
{ |
500 |
memory_dump(count, format, size, addr, 1);
|
501 |
} |
502 |
|
503 |
static void do_print(int count, int format, int size, int val) |
504 |
{ |
505 |
switch(format) {
|
506 |
case 'o': |
507 |
term_printf("%#o", val);
|
508 |
break;
|
509 |
case 'x': |
510 |
term_printf("%#x", val);
|
511 |
break;
|
512 |
case 'u': |
513 |
term_printf("%u", val);
|
514 |
break;
|
515 |
default:
|
516 |
case 'd': |
517 |
term_printf("%d", val);
|
518 |
break;
|
519 |
case 'c': |
520 |
term_printc(val); |
521 |
break;
|
522 |
} |
523 |
term_printf("\n");
|
524 |
} |
525 |
|
526 |
typedef struct { |
527 |
int keycode;
|
528 |
const char *name; |
529 |
} KeyDef; |
530 |
|
531 |
static const KeyDef key_defs[] = { |
532 |
{ 0x2a, "shift" }, |
533 |
{ 0x36, "shift_r" }, |
534 |
|
535 |
{ 0x38, "alt" }, |
536 |
{ 0xb8, "alt_r" }, |
537 |
{ 0x1d, "ctrl" }, |
538 |
{ 0x9d, "ctrl_r" }, |
539 |
|
540 |
{ 0xdd, "menu" }, |
541 |
|
542 |
{ 0x01, "esc" }, |
543 |
|
544 |
{ 0x02, "1" }, |
545 |
{ 0x03, "2" }, |
546 |
{ 0x04, "3" }, |
547 |
{ 0x05, "4" }, |
548 |
{ 0x06, "5" }, |
549 |
{ 0x07, "6" }, |
550 |
{ 0x08, "7" }, |
551 |
{ 0x09, "8" }, |
552 |
{ 0x0a, "9" }, |
553 |
{ 0x0b, "0" }, |
554 |
{ 0x0e, "backspace" }, |
555 |
|
556 |
{ 0x0f, "tab" }, |
557 |
{ 0x10, "q" }, |
558 |
{ 0x11, "w" }, |
559 |
{ 0x12, "e" }, |
560 |
{ 0x13, "r" }, |
561 |
{ 0x14, "t" }, |
562 |
{ 0x15, "y" }, |
563 |
{ 0x16, "u" }, |
564 |
{ 0x17, "i" }, |
565 |
{ 0x18, "o" }, |
566 |
{ 0x19, "p" }, |
567 |
|
568 |
{ 0x1c, "ret" }, |
569 |
|
570 |
{ 0x1e, "a" }, |
571 |
{ 0x1f, "s" }, |
572 |
{ 0x20, "d" }, |
573 |
{ 0x21, "f" }, |
574 |
{ 0x22, "g" }, |
575 |
{ 0x23, "h" }, |
576 |
{ 0x24, "j" }, |
577 |
{ 0x25, "k" }, |
578 |
{ 0x26, "l" }, |
579 |
|
580 |
{ 0x2c, "z" }, |
581 |
{ 0x2d, "x" }, |
582 |
{ 0x2e, "c" }, |
583 |
{ 0x2f, "v" }, |
584 |
{ 0x30, "b" }, |
585 |
{ 0x31, "n" }, |
586 |
{ 0x32, "m" }, |
587 |
|
588 |
{ 0x39, "spc" }, |
589 |
{ 0x3a, "caps_lock" }, |
590 |
{ 0x3b, "f1" }, |
591 |
{ 0x3c, "f2" }, |
592 |
{ 0x3d, "f3" }, |
593 |
{ 0x3e, "f4" }, |
594 |
{ 0x3f, "f5" }, |
595 |
{ 0x40, "f6" }, |
596 |
{ 0x41, "f7" }, |
597 |
{ 0x42, "f8" }, |
598 |
{ 0x43, "f9" }, |
599 |
{ 0x44, "f10" }, |
600 |
{ 0x45, "num_lock" }, |
601 |
{ 0x46, "scroll_lock" }, |
602 |
|
603 |
{ 0x56, "<" }, |
604 |
|
605 |
{ 0x57, "f11" }, |
606 |
{ 0x58, "f12" }, |
607 |
|
608 |
{ 0xb7, "print" }, |
609 |
|
610 |
{ 0xc7, "home" }, |
611 |
{ 0xc9, "pgup" }, |
612 |
{ 0xd1, "pgdn" }, |
613 |
{ 0xcf, "end" }, |
614 |
|
615 |
{ 0xcb, "left" }, |
616 |
{ 0xc8, "up" }, |
617 |
{ 0xd0, "down" }, |
618 |
{ 0xcd, "right" }, |
619 |
|
620 |
{ 0xd2, "insert" }, |
621 |
{ 0xd3, "delete" }, |
622 |
{ 0, NULL }, |
623 |
}; |
624 |
|
625 |
static int get_keycode(const char *key) |
626 |
{ |
627 |
const KeyDef *p;
|
628 |
|
629 |
for(p = key_defs; p->name != NULL; p++) { |
630 |
if (!strcmp(key, p->name))
|
631 |
return p->keycode;
|
632 |
} |
633 |
return -1; |
634 |
} |
635 |
|
636 |
static void do_send_key(const char *string) |
637 |
{ |
638 |
char keybuf[16], *q; |
639 |
uint8_t keycodes[16];
|
640 |
const char *p; |
641 |
int nb_keycodes, keycode, i;
|
642 |
|
643 |
nb_keycodes = 0;
|
644 |
p = string; |
645 |
while (*p != '\0') { |
646 |
q = keybuf; |
647 |
while (*p != '\0' && *p != '-') { |
648 |
if ((q - keybuf) < sizeof(keybuf) - 1) { |
649 |
*q++ = *p; |
650 |
} |
651 |
p++; |
652 |
} |
653 |
*q = '\0';
|
654 |
keycode = get_keycode(keybuf); |
655 |
if (keycode < 0) { |
656 |
term_printf("unknown key: '%s'\n", keybuf);
|
657 |
return;
|
658 |
} |
659 |
keycodes[nb_keycodes++] = keycode; |
660 |
if (*p == '\0') |
661 |
break;
|
662 |
p++; |
663 |
} |
664 |
/* key down events */
|
665 |
for(i = 0; i < nb_keycodes; i++) { |
666 |
keycode = keycodes[i]; |
667 |
if (keycode & 0x80) |
668 |
kbd_put_keycode(0xe0);
|
669 |
kbd_put_keycode(keycode & 0x7f);
|
670 |
} |
671 |
/* key up events */
|
672 |
for(i = nb_keycodes - 1; i >= 0; i--) { |
673 |
keycode = keycodes[i]; |
674 |
if (keycode & 0x80) |
675 |
kbd_put_keycode(0xe0);
|
676 |
kbd_put_keycode(keycode | 0x80);
|
677 |
} |
678 |
} |
679 |
|
680 |
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index) |
681 |
{ |
682 |
uint32_t val; |
683 |
int suffix;
|
684 |
|
685 |
if (has_index) {
|
686 |
cpu_outb(NULL, addr & 0xffff, index & 0xff); |
687 |
addr++; |
688 |
} |
689 |
addr &= 0xffff;
|
690 |
|
691 |
switch(size) {
|
692 |
default:
|
693 |
case 1: |
694 |
val = cpu_inb(NULL, addr);
|
695 |
suffix = 'b';
|
696 |
break;
|
697 |
case 2: |
698 |
val = cpu_inw(NULL, addr);
|
699 |
suffix = 'w';
|
700 |
break;
|
701 |
case 4: |
702 |
val = cpu_inl(NULL, addr);
|
703 |
suffix = 'l';
|
704 |
break;
|
705 |
} |
706 |
term_printf("port%c[0x%04x] = %#0*x\n",
|
707 |
suffix, addr, size * 2, val);
|
708 |
} |
709 |
|
710 |
static void do_system_reset(void) |
711 |
{ |
712 |
qemu_system_reset_request(); |
713 |
} |
714 |
|
715 |
#if defined(TARGET_I386)
|
716 |
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask) |
717 |
{ |
718 |
term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
|
719 |
addr, |
720 |
pte & mask, |
721 |
pte & PG_GLOBAL_MASK ? 'G' : '-', |
722 |
pte & PG_PSE_MASK ? 'P' : '-', |
723 |
pte & PG_DIRTY_MASK ? 'D' : '-', |
724 |
pte & PG_ACCESSED_MASK ? 'A' : '-', |
725 |
pte & PG_PCD_MASK ? 'C' : '-', |
726 |
pte & PG_PWT_MASK ? 'T' : '-', |
727 |
pte & PG_USER_MASK ? 'U' : '-', |
728 |
pte & PG_RW_MASK ? 'W' : '-'); |
729 |
} |
730 |
|
731 |
static void tlb_info(void) |
732 |
{ |
733 |
CPUState *env = cpu_single_env; |
734 |
int l1, l2;
|
735 |
uint32_t pgd, pde, pte; |
736 |
|
737 |
if (!(env->cr[0] & CR0_PG_MASK)) { |
738 |
term_printf("PG disabled\n");
|
739 |
return;
|
740 |
} |
741 |
pgd = env->cr[3] & ~0xfff; |
742 |
for(l1 = 0; l1 < 1024; l1++) { |
743 |
cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4); |
744 |
pde = le32_to_cpu(pde); |
745 |
if (pde & PG_PRESENT_MASK) {
|
746 |
if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) { |
747 |
print_pte((l1 << 22), pde, ~((1 << 20) - 1)); |
748 |
} else {
|
749 |
for(l2 = 0; l2 < 1024; l2++) { |
750 |
cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, |
751 |
(uint8_t *)&pte, 4);
|
752 |
pte = le32_to_cpu(pte); |
753 |
if (pte & PG_PRESENT_MASK) {
|
754 |
print_pte((l1 << 22) + (l2 << 12), |
755 |
pte & ~PG_PSE_MASK, |
756 |
~0xfff);
|
757 |
} |
758 |
} |
759 |
} |
760 |
} |
761 |
} |
762 |
} |
763 |
|
764 |
static void mem_print(uint32_t *pstart, int *plast_prot, |
765 |
uint32_t end, int prot)
|
766 |
{ |
767 |
int prot1;
|
768 |
prot1 = *plast_prot; |
769 |
if (prot != prot1) {
|
770 |
if (*pstart != -1) { |
771 |
term_printf("%08x-%08x %08x %c%c%c\n",
|
772 |
*pstart, end, end - *pstart, |
773 |
prot1 & PG_USER_MASK ? 'u' : '-', |
774 |
'r',
|
775 |
prot1 & PG_RW_MASK ? 'w' : '-'); |
776 |
} |
777 |
if (prot != 0) |
778 |
*pstart = end; |
779 |
else
|
780 |
*pstart = -1;
|
781 |
*plast_prot = prot; |
782 |
} |
783 |
} |
784 |
|
785 |
static void mem_info(void) |
786 |
{ |
787 |
CPUState *env = cpu_single_env; |
788 |
int l1, l2, prot, last_prot;
|
789 |
uint32_t pgd, pde, pte, start, end; |
790 |
|
791 |
if (!(env->cr[0] & CR0_PG_MASK)) { |
792 |
term_printf("PG disabled\n");
|
793 |
return;
|
794 |
} |
795 |
pgd = env->cr[3] & ~0xfff; |
796 |
last_prot = 0;
|
797 |
start = -1;
|
798 |
for(l1 = 0; l1 < 1024; l1++) { |
799 |
cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4); |
800 |
pde = le32_to_cpu(pde); |
801 |
end = l1 << 22;
|
802 |
if (pde & PG_PRESENT_MASK) {
|
803 |
if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) { |
804 |
prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK); |
805 |
mem_print(&start, &last_prot, end, prot); |
806 |
} else {
|
807 |
for(l2 = 0; l2 < 1024; l2++) { |
808 |
cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, |
809 |
(uint8_t *)&pte, 4);
|
810 |
pte = le32_to_cpu(pte); |
811 |
end = (l1 << 22) + (l2 << 12); |
812 |
if (pte & PG_PRESENT_MASK) {
|
813 |
prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK); |
814 |
} else {
|
815 |
prot = 0;
|
816 |
} |
817 |
mem_print(&start, &last_prot, end, prot); |
818 |
} |
819 |
} |
820 |
} else {
|
821 |
prot = 0;
|
822 |
mem_print(&start, &last_prot, end, prot); |
823 |
} |
824 |
} |
825 |
} |
826 |
#endif
|
827 |
|
828 |
static term_cmd_t term_cmds[] = {
|
829 |
{ "help|?", "s?", do_help, |
830 |
"[cmd]", "show the help" }, |
831 |
{ "commit", "", do_commit, |
832 |
"", "commit changes to the disk images (if -snapshot is used)" }, |
833 |
{ "info", "s?", do_info, |
834 |
"subcommand", "show various information about the system state" }, |
835 |
{ "q|quit", "", do_quit, |
836 |
"", "quit the emulator" }, |
837 |
{ "eject", "-fB", do_eject, |
838 |
"[-f] device", "eject a removable media (use -f to force it)" }, |
839 |
{ "change", "BF", do_change, |
840 |
"device filename", "change a removable media" }, |
841 |
{ "screendump", "F", do_screen_dump, |
842 |
"filename", "save screen into PPM image 'filename'" }, |
843 |
{ "log", "s", do_log, |
844 |
"item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" }, |
845 |
{ "savevm", "F", do_savevm, |
846 |
"filename", "save the whole virtual machine state to 'filename'" }, |
847 |
{ "loadvm", "F", do_loadvm, |
848 |
"filename", "restore the whole virtual machine state from 'filename'" }, |
849 |
{ "stop", "", do_stop, |
850 |
"", "stop emulation", }, |
851 |
{ "c|cont", "", do_cont, |
852 |
"", "resume emulation", }, |
853 |
#ifdef CONFIG_GDBSTUB
|
854 |
{ "gdbserver", "i?", do_gdbserver, |
855 |
"[port]", "start gdbserver session (default port=1234)", }, |
856 |
#endif
|
857 |
{ "x", "/i", do_memory_dump, |
858 |
"/fmt addr", "virtual memory dump starting at 'addr'", }, |
859 |
{ "xp", "/i", do_physical_memory_dump, |
860 |
"/fmt addr", "physical memory dump starting at 'addr'", }, |
861 |
{ "p|print", "/i", do_print, |
862 |
"/fmt expr", "print expression value (use $reg for CPU register access)", }, |
863 |
{ "i", "/ii.", do_ioport_read, |
864 |
"/fmt addr", "I/O port read" }, |
865 |
|
866 |
{ "sendkey", "s", do_send_key, |
867 |
"keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" }, |
868 |
{ "system_reset", "", do_system_reset, |
869 |
"", "reset the system" }, |
870 |
{ NULL, NULL, }, |
871 |
}; |
872 |
|
873 |
static term_cmd_t info_cmds[] = {
|
874 |
{ "version", "", do_info_version, |
875 |
"", "show the version of qemu" }, |
876 |
{ "network", "", do_info_network, |
877 |
"", "show the network state" }, |
878 |
{ "block", "", do_info_block, |
879 |
"", "show the block devices" }, |
880 |
{ "registers", "", do_info_registers, |
881 |
"", "show the cpu registers" }, |
882 |
{ "history", "", do_info_history, |
883 |
"", "show the command line history", }, |
884 |
{ "irq", "", irq_info, |
885 |
"", "show the interrupts statistics (if available)", }, |
886 |
{ "pic", "", pic_info, |
887 |
"", "show i8259 (PIC) state", }, |
888 |
{ "pci", "", pci_info, |
889 |
"", "show PCI info", }, |
890 |
#if defined(TARGET_I386)
|
891 |
{ "tlb", "", tlb_info, |
892 |
"", "show virtual to physical memory mappings", }, |
893 |
{ "mem", "", mem_info, |
894 |
"", "show the active virtual memory mappings", }, |
895 |
#endif
|
896 |
{ NULL, NULL, }, |
897 |
}; |
898 |
|
899 |
/*******************************************************************/
|
900 |
|
901 |
static const char *pch; |
902 |
static jmp_buf expr_env;
|
903 |
|
904 |
typedef struct MonitorDef { |
905 |
const char *name; |
906 |
int offset;
|
907 |
int (*get_value)(struct MonitorDef *md, int val); |
908 |
} MonitorDef; |
909 |
|
910 |
#if defined(TARGET_I386)
|
911 |
static int monitor_get_pc (struct MonitorDef *md, int val) |
912 |
{ |
913 |
return cpu_single_env->eip + (long)cpu_single_env->segs[R_CS].base; |
914 |
} |
915 |
#endif
|
916 |
|
917 |
#if defined(TARGET_PPC)
|
918 |
static int monitor_get_ccr (struct MonitorDef *md, int val) |
919 |
{ |
920 |
unsigned int u; |
921 |
int i;
|
922 |
|
923 |
u = 0;
|
924 |
for (i = 0; i < 8; i++) |
925 |
u |= cpu_single_env->crf[i] << (32 - (4 * i)); |
926 |
|
927 |
return u;
|
928 |
} |
929 |
|
930 |
static int monitor_get_msr (struct MonitorDef *md, int val) |
931 |
{ |
932 |
return (cpu_single_env->msr[MSR_POW] << MSR_POW) |
|
933 |
(cpu_single_env->msr[MSR_ILE] << MSR_ILE) | |
934 |
(cpu_single_env->msr[MSR_EE] << MSR_EE) | |
935 |
(cpu_single_env->msr[MSR_PR] << MSR_PR) | |
936 |
(cpu_single_env->msr[MSR_FP] << MSR_FP) | |
937 |
(cpu_single_env->msr[MSR_ME] << MSR_ME) | |
938 |
(cpu_single_env->msr[MSR_FE0] << MSR_FE0) | |
939 |
(cpu_single_env->msr[MSR_SE] << MSR_SE) | |
940 |
(cpu_single_env->msr[MSR_BE] << MSR_BE) | |
941 |
(cpu_single_env->msr[MSR_FE1] << MSR_FE1) | |
942 |
(cpu_single_env->msr[MSR_IP] << MSR_IP) | |
943 |
(cpu_single_env->msr[MSR_IR] << MSR_IR) | |
944 |
(cpu_single_env->msr[MSR_DR] << MSR_DR) | |
945 |
(cpu_single_env->msr[MSR_RI] << MSR_RI) | |
946 |
(cpu_single_env->msr[MSR_LE] << MSR_LE); |
947 |
} |
948 |
|
949 |
static int monitor_get_xer (struct MonitorDef *md, int val) |
950 |
{ |
951 |
return (cpu_single_env->xer[XER_SO] << XER_SO) |
|
952 |
(cpu_single_env->xer[XER_OV] << XER_OV) | |
953 |
(cpu_single_env->xer[XER_CA] << XER_CA) | |
954 |
(cpu_single_env->xer[XER_BC] << XER_BC); |
955 |
} |
956 |
|
957 |
static int monitor_get_decr (struct MonitorDef *md, int val) |
958 |
{ |
959 |
return cpu_ppc_load_decr(cpu_single_env);
|
960 |
} |
961 |
|
962 |
static int monitor_get_tbu (struct MonitorDef *md, int val) |
963 |
{ |
964 |
return cpu_ppc_load_tbu(cpu_single_env);
|
965 |
} |
966 |
|
967 |
static int monitor_get_tbl (struct MonitorDef *md, int val) |
968 |
{ |
969 |
return cpu_ppc_load_tbl(cpu_single_env);
|
970 |
} |
971 |
#endif
|
972 |
|
973 |
#if defined(TARGET_SPARC)
|
974 |
static int monitor_get_psr (struct MonitorDef *md, int val) |
975 |
{ |
976 |
return GET_PSR(cpu_single_env);
|
977 |
} |
978 |
|
979 |
static int monitor_get_reg(struct MonitorDef *md, int val) |
980 |
{ |
981 |
return cpu_single_env->regwptr[val];
|
982 |
} |
983 |
#endif
|
984 |
|
985 |
static MonitorDef monitor_defs[] = {
|
986 |
#ifdef TARGET_I386
|
987 |
|
988 |
#define SEG(name, seg) \
|
989 |
{ name, offsetof(CPUState, segs[seg].selector) },\ |
990 |
{ name ".base", offsetof(CPUState, segs[seg].base) },\
|
991 |
{ name ".limit", offsetof(CPUState, segs[seg].limit) },
|
992 |
|
993 |
{ "eax", offsetof(CPUState, regs[0]) }, |
994 |
{ "ecx", offsetof(CPUState, regs[1]) }, |
995 |
{ "edx", offsetof(CPUState, regs[2]) }, |
996 |
{ "ebx", offsetof(CPUState, regs[3]) }, |
997 |
{ "esp|sp", offsetof(CPUState, regs[4]) }, |
998 |
{ "ebp|fp", offsetof(CPUState, regs[5]) }, |
999 |
{ "esi", offsetof(CPUState, regs[6]) }, |
1000 |
{ "edi", offsetof(CPUState, regs[7]) }, |
1001 |
{ "eflags", offsetof(CPUState, eflags) },
|
1002 |
{ "eip", offsetof(CPUState, eip) },
|
1003 |
SEG("cs", R_CS)
|
1004 |
SEG("ds", R_DS)
|
1005 |
SEG("es", R_ES)
|
1006 |
SEG("ss", R_SS)
|
1007 |
SEG("fs", R_FS)
|
1008 |
SEG("gs", R_GS)
|
1009 |
{ "pc", 0, monitor_get_pc, }, |
1010 |
#elif defined(TARGET_PPC)
|
1011 |
{ "r0", offsetof(CPUState, gpr[0]) }, |
1012 |
{ "r1", offsetof(CPUState, gpr[1]) }, |
1013 |
{ "r2", offsetof(CPUState, gpr[2]) }, |
1014 |
{ "r3", offsetof(CPUState, gpr[3]) }, |
1015 |
{ "r4", offsetof(CPUState, gpr[4]) }, |
1016 |
{ "r5", offsetof(CPUState, gpr[5]) }, |
1017 |
{ "r6", offsetof(CPUState, gpr[6]) }, |
1018 |
{ "r7", offsetof(CPUState, gpr[7]) }, |
1019 |
{ "r8", offsetof(CPUState, gpr[8]) }, |
1020 |
{ "r9", offsetof(CPUState, gpr[9]) }, |
1021 |
{ "r10", offsetof(CPUState, gpr[10]) }, |
1022 |
{ "r11", offsetof(CPUState, gpr[11]) }, |
1023 |
{ "r12", offsetof(CPUState, gpr[12]) }, |
1024 |
{ "r13", offsetof(CPUState, gpr[13]) }, |
1025 |
{ "r14", offsetof(CPUState, gpr[14]) }, |
1026 |
{ "r15", offsetof(CPUState, gpr[15]) }, |
1027 |
{ "r16", offsetof(CPUState, gpr[16]) }, |
1028 |
{ "r17", offsetof(CPUState, gpr[17]) }, |
1029 |
{ "r18", offsetof(CPUState, gpr[18]) }, |
1030 |
{ "r19", offsetof(CPUState, gpr[19]) }, |
1031 |
{ "r20", offsetof(CPUState, gpr[20]) }, |
1032 |
{ "r21", offsetof(CPUState, gpr[21]) }, |
1033 |
{ "r22", offsetof(CPUState, gpr[22]) }, |
1034 |
{ "r23", offsetof(CPUState, gpr[23]) }, |
1035 |
{ "r24", offsetof(CPUState, gpr[24]) }, |
1036 |
{ "r25", offsetof(CPUState, gpr[25]) }, |
1037 |
{ "r26", offsetof(CPUState, gpr[26]) }, |
1038 |
{ "r27", offsetof(CPUState, gpr[27]) }, |
1039 |
{ "r28", offsetof(CPUState, gpr[28]) }, |
1040 |
{ "r29", offsetof(CPUState, gpr[29]) }, |
1041 |
{ "r30", offsetof(CPUState, gpr[30]) }, |
1042 |
{ "r31", offsetof(CPUState, gpr[31]) }, |
1043 |
{ "nip|pc", offsetof(CPUState, nip) },
|
1044 |
{ "lr", offsetof(CPUState, lr) },
|
1045 |
{ "ctr", offsetof(CPUState, ctr) },
|
1046 |
{ "decr", 0, &monitor_get_decr, }, |
1047 |
{ "ccr", 0, &monitor_get_ccr, }, |
1048 |
{ "msr", 0, &monitor_get_msr, }, |
1049 |
{ "xer", 0, &monitor_get_xer, }, |
1050 |
{ "tbu", 0, &monitor_get_tbu, }, |
1051 |
{ "tbl", 0, &monitor_get_tbl, }, |
1052 |
{ "sdr1", offsetof(CPUState, sdr1) },
|
1053 |
{ "sr0", offsetof(CPUState, sr[0]) }, |
1054 |
{ "sr1", offsetof(CPUState, sr[1]) }, |
1055 |
{ "sr2", offsetof(CPUState, sr[2]) }, |
1056 |
{ "sr3", offsetof(CPUState, sr[3]) }, |
1057 |
{ "sr4", offsetof(CPUState, sr[4]) }, |
1058 |
{ "sr5", offsetof(CPUState, sr[5]) }, |
1059 |
{ "sr6", offsetof(CPUState, sr[6]) }, |
1060 |
{ "sr7", offsetof(CPUState, sr[7]) }, |
1061 |
{ "sr8", offsetof(CPUState, sr[8]) }, |
1062 |
{ "sr9", offsetof(CPUState, sr[9]) }, |
1063 |
{ "sr10", offsetof(CPUState, sr[10]) }, |
1064 |
{ "sr11", offsetof(CPUState, sr[11]) }, |
1065 |
{ "sr12", offsetof(CPUState, sr[12]) }, |
1066 |
{ "sr13", offsetof(CPUState, sr[13]) }, |
1067 |
{ "sr14", offsetof(CPUState, sr[14]) }, |
1068 |
{ "sr15", offsetof(CPUState, sr[15]) }, |
1069 |
/* Too lazy to put BATs and SPRs ... */
|
1070 |
#elif defined(TARGET_SPARC)
|
1071 |
{ "g0", offsetof(CPUState, gregs[0]) }, |
1072 |
{ "g1", offsetof(CPUState, gregs[1]) }, |
1073 |
{ "g2", offsetof(CPUState, gregs[2]) }, |
1074 |
{ "g3", offsetof(CPUState, gregs[3]) }, |
1075 |
{ "g4", offsetof(CPUState, gregs[4]) }, |
1076 |
{ "g5", offsetof(CPUState, gregs[5]) }, |
1077 |
{ "g6", offsetof(CPUState, gregs[6]) }, |
1078 |
{ "g7", offsetof(CPUState, gregs[7]) }, |
1079 |
{ "o0", 0, monitor_get_reg }, |
1080 |
{ "o1", 1, monitor_get_reg }, |
1081 |
{ "o2", 2, monitor_get_reg }, |
1082 |
{ "o3", 3, monitor_get_reg }, |
1083 |
{ "o4", 4, monitor_get_reg }, |
1084 |
{ "o5", 5, monitor_get_reg }, |
1085 |
{ "o6", 6, monitor_get_reg }, |
1086 |
{ "o7", 7, monitor_get_reg }, |
1087 |
{ "l0", 8, monitor_get_reg }, |
1088 |
{ "l1", 9, monitor_get_reg }, |
1089 |
{ "l2", 10, monitor_get_reg }, |
1090 |
{ "l3", 11, monitor_get_reg }, |
1091 |
{ "l4", 12, monitor_get_reg }, |
1092 |
{ "l5", 13, monitor_get_reg }, |
1093 |
{ "l6", 14, monitor_get_reg }, |
1094 |
{ "l7", 15, monitor_get_reg }, |
1095 |
{ "i0", 16, monitor_get_reg }, |
1096 |
{ "i1", 17, monitor_get_reg }, |
1097 |
{ "i2", 18, monitor_get_reg }, |
1098 |
{ "i3", 19, monitor_get_reg }, |
1099 |
{ "i4", 20, monitor_get_reg }, |
1100 |
{ "i5", 21, monitor_get_reg }, |
1101 |
{ "i6", 22, monitor_get_reg }, |
1102 |
{ "i7", 23, monitor_get_reg }, |
1103 |
{ "pc", offsetof(CPUState, pc) },
|
1104 |
{ "npc", offsetof(CPUState, npc) },
|
1105 |
{ "y", offsetof(CPUState, y) },
|
1106 |
{ "psr", 0, &monitor_get_psr, }, |
1107 |
{ "wim", offsetof(CPUState, wim) },
|
1108 |
{ "tbr", offsetof(CPUState, tbr) },
|
1109 |
{ "fsr", offsetof(CPUState, fsr) },
|
1110 |
{ "f0", offsetof(CPUState, fpr[0]) }, |
1111 |
{ "f1", offsetof(CPUState, fpr[1]) }, |
1112 |
{ "f2", offsetof(CPUState, fpr[2]) }, |
1113 |
{ "f3", offsetof(CPUState, fpr[3]) }, |
1114 |
{ "f4", offsetof(CPUState, fpr[4]) }, |
1115 |
{ "f5", offsetof(CPUState, fpr[5]) }, |
1116 |
{ "f6", offsetof(CPUState, fpr[6]) }, |
1117 |
{ "f7", offsetof(CPUState, fpr[7]) }, |
1118 |
{ "f8", offsetof(CPUState, fpr[8]) }, |
1119 |
{ "f9", offsetof(CPUState, fpr[9]) }, |
1120 |
{ "f10", offsetof(CPUState, fpr[10]) }, |
1121 |
{ "f11", offsetof(CPUState, fpr[11]) }, |
1122 |
{ "f12", offsetof(CPUState, fpr[12]) }, |
1123 |
{ "f13", offsetof(CPUState, fpr[13]) }, |
1124 |
{ "f14", offsetof(CPUState, fpr[14]) }, |
1125 |
{ "f15", offsetof(CPUState, fpr[15]) }, |
1126 |
{ "f16", offsetof(CPUState, fpr[16]) }, |
1127 |
{ "f17", offsetof(CPUState, fpr[17]) }, |
1128 |
{ "f18", offsetof(CPUState, fpr[18]) }, |
1129 |
{ "f19", offsetof(CPUState, fpr[19]) }, |
1130 |
{ "f20", offsetof(CPUState, fpr[20]) }, |
1131 |
{ "f21", offsetof(CPUState, fpr[21]) }, |
1132 |
{ "f22", offsetof(CPUState, fpr[22]) }, |
1133 |
{ "f23", offsetof(CPUState, fpr[23]) }, |
1134 |
{ "f24", offsetof(CPUState, fpr[24]) }, |
1135 |
{ "f25", offsetof(CPUState, fpr[25]) }, |
1136 |
{ "f26", offsetof(CPUState, fpr[26]) }, |
1137 |
{ "f27", offsetof(CPUState, fpr[27]) }, |
1138 |
{ "f28", offsetof(CPUState, fpr[28]) }, |
1139 |
{ "f29", offsetof(CPUState, fpr[29]) }, |
1140 |
{ "f30", offsetof(CPUState, fpr[30]) }, |
1141 |
{ "f31", offsetof(CPUState, fpr[31]) }, |
1142 |
#endif
|
1143 |
{ NULL },
|
1144 |
}; |
1145 |
|
1146 |
static void expr_error(const char *fmt) |
1147 |
{ |
1148 |
term_printf(fmt); |
1149 |
term_printf("\n");
|
1150 |
longjmp(expr_env, 1);
|
1151 |
} |
1152 |
|
1153 |
static int get_monitor_def(int *pval, const char *name) |
1154 |
{ |
1155 |
MonitorDef *md; |
1156 |
for(md = monitor_defs; md->name != NULL; md++) { |
1157 |
if (compare_cmd(name, md->name)) {
|
1158 |
if (md->get_value) {
|
1159 |
*pval = md->get_value(md, md->offset); |
1160 |
} else {
|
1161 |
*pval = *(uint32_t *)((uint8_t *)cpu_single_env + md->offset); |
1162 |
} |
1163 |
return 0; |
1164 |
} |
1165 |
} |
1166 |
return -1; |
1167 |
} |
1168 |
|
1169 |
static void next(void) |
1170 |
{ |
1171 |
if (pch != '\0') { |
1172 |
pch++; |
1173 |
while (isspace(*pch))
|
1174 |
pch++; |
1175 |
} |
1176 |
} |
1177 |
|
1178 |
static int expr_sum(void); |
1179 |
|
1180 |
static int expr_unary(void) |
1181 |
{ |
1182 |
int n;
|
1183 |
char *p;
|
1184 |
|
1185 |
switch(*pch) {
|
1186 |
case '+': |
1187 |
next(); |
1188 |
n = expr_unary(); |
1189 |
break;
|
1190 |
case '-': |
1191 |
next(); |
1192 |
n = -expr_unary(); |
1193 |
break;
|
1194 |
case '~': |
1195 |
next(); |
1196 |
n = ~expr_unary(); |
1197 |
break;
|
1198 |
case '(': |
1199 |
next(); |
1200 |
n = expr_sum(); |
1201 |
if (*pch != ')') { |
1202 |
expr_error("')' expected");
|
1203 |
} |
1204 |
next(); |
1205 |
break;
|
1206 |
case '\'': |
1207 |
pch++; |
1208 |
if (*pch == '\0') |
1209 |
expr_error("character constant expected");
|
1210 |
n = *pch; |
1211 |
pch++; |
1212 |
if (*pch != '\'') |
1213 |
expr_error("missing terminating \' character");
|
1214 |
next(); |
1215 |
break;
|
1216 |
case '$': |
1217 |
{ |
1218 |
char buf[128], *q; |
1219 |
|
1220 |
pch++; |
1221 |
q = buf; |
1222 |
while ((*pch >= 'a' && *pch <= 'z') || |
1223 |
(*pch >= 'A' && *pch <= 'Z') || |
1224 |
(*pch >= '0' && *pch <= '9') || |
1225 |
*pch == '_' || *pch == '.') { |
1226 |
if ((q - buf) < sizeof(buf) - 1) |
1227 |
*q++ = *pch; |
1228 |
pch++; |
1229 |
} |
1230 |
while (isspace(*pch))
|
1231 |
pch++; |
1232 |
*q = 0;
|
1233 |
if (get_monitor_def(&n, buf))
|
1234 |
expr_error("unknown register");
|
1235 |
} |
1236 |
break;
|
1237 |
case '\0': |
1238 |
expr_error("unexpected end of expression");
|
1239 |
n = 0;
|
1240 |
break;
|
1241 |
default:
|
1242 |
n = strtoul(pch, &p, 0);
|
1243 |
if (pch == p) {
|
1244 |
expr_error("invalid char in expression");
|
1245 |
} |
1246 |
pch = p; |
1247 |
while (isspace(*pch))
|
1248 |
pch++; |
1249 |
break;
|
1250 |
} |
1251 |
return n;
|
1252 |
} |
1253 |
|
1254 |
|
1255 |
static int expr_prod(void) |
1256 |
{ |
1257 |
int val, val2, op;
|
1258 |
|
1259 |
val = expr_unary(); |
1260 |
for(;;) {
|
1261 |
op = *pch; |
1262 |
if (op != '*' && op != '/' && op != '%') |
1263 |
break;
|
1264 |
next(); |
1265 |
val2 = expr_unary(); |
1266 |
switch(op) {
|
1267 |
default:
|
1268 |
case '*': |
1269 |
val *= val2; |
1270 |
break;
|
1271 |
case '/': |
1272 |
case '%': |
1273 |
if (val2 == 0) |
1274 |
expr_error("division by zero");
|
1275 |
if (op == '/') |
1276 |
val /= val2; |
1277 |
else
|
1278 |
val %= val2; |
1279 |
break;
|
1280 |
} |
1281 |
} |
1282 |
return val;
|
1283 |
} |
1284 |
|
1285 |
static int expr_logic(void) |
1286 |
{ |
1287 |
int val, val2, op;
|
1288 |
|
1289 |
val = expr_prod(); |
1290 |
for(;;) {
|
1291 |
op = *pch; |
1292 |
if (op != '&' && op != '|' && op != '^') |
1293 |
break;
|
1294 |
next(); |
1295 |
val2 = expr_prod(); |
1296 |
switch(op) {
|
1297 |
default:
|
1298 |
case '&': |
1299 |
val &= val2; |
1300 |
break;
|
1301 |
case '|': |
1302 |
val |= val2; |
1303 |
break;
|
1304 |
case '^': |
1305 |
val ^= val2; |
1306 |
break;
|
1307 |
} |
1308 |
} |
1309 |
return val;
|
1310 |
} |
1311 |
|
1312 |
static int expr_sum(void) |
1313 |
{ |
1314 |
int val, val2, op;
|
1315 |
|
1316 |
val = expr_logic(); |
1317 |
for(;;) {
|
1318 |
op = *pch; |
1319 |
if (op != '+' && op != '-') |
1320 |
break;
|
1321 |
next(); |
1322 |
val2 = expr_logic(); |
1323 |
if (op == '+') |
1324 |
val += val2; |
1325 |
else
|
1326 |
val -= val2; |
1327 |
} |
1328 |
return val;
|
1329 |
} |
1330 |
|
1331 |
static int get_expr(int *pval, const char **pp) |
1332 |
{ |
1333 |
pch = *pp; |
1334 |
if (setjmp(expr_env)) {
|
1335 |
*pp = pch; |
1336 |
return -1; |
1337 |
} |
1338 |
while (isspace(*pch))
|
1339 |
pch++; |
1340 |
*pval = expr_sum(); |
1341 |
*pp = pch; |
1342 |
return 0; |
1343 |
} |
1344 |
|
1345 |
static int get_str(char *buf, int buf_size, const char **pp) |
1346 |
{ |
1347 |
const char *p; |
1348 |
char *q;
|
1349 |
int c;
|
1350 |
|
1351 |
q = buf; |
1352 |
p = *pp; |
1353 |
while (isspace(*p))
|
1354 |
p++; |
1355 |
if (*p == '\0') { |
1356 |
fail:
|
1357 |
*q = '\0';
|
1358 |
*pp = p; |
1359 |
return -1; |
1360 |
} |
1361 |
if (*p == '\"') { |
1362 |
p++; |
1363 |
while (*p != '\0' && *p != '\"') { |
1364 |
if (*p == '\\') { |
1365 |
p++; |
1366 |
c = *p++; |
1367 |
switch(c) {
|
1368 |
case 'n': |
1369 |
c = '\n';
|
1370 |
break;
|
1371 |
case 'r': |
1372 |
c = '\r';
|
1373 |
break;
|
1374 |
case '\\': |
1375 |
case '\'': |
1376 |
case '\"': |
1377 |
break;
|
1378 |
default:
|
1379 |
qemu_printf("unsupported escape code: '\\%c'\n", c);
|
1380 |
goto fail;
|
1381 |
} |
1382 |
if ((q - buf) < buf_size - 1) { |
1383 |
*q++ = c; |
1384 |
} |
1385 |
} else {
|
1386 |
if ((q - buf) < buf_size - 1) { |
1387 |
*q++ = *p; |
1388 |
} |
1389 |
p++; |
1390 |
} |
1391 |
} |
1392 |
if (*p != '\"') { |
1393 |
qemu_printf("unterminated string\n");
|
1394 |
goto fail;
|
1395 |
} |
1396 |
p++; |
1397 |
} else {
|
1398 |
while (*p != '\0' && !isspace(*p)) { |
1399 |
if ((q - buf) < buf_size - 1) { |
1400 |
*q++ = *p; |
1401 |
} |
1402 |
p++; |
1403 |
} |
1404 |
} |
1405 |
*q = '\0';
|
1406 |
*pp = p; |
1407 |
return 0; |
1408 |
} |
1409 |
|
1410 |
static int default_fmt_format = 'x'; |
1411 |
static int default_fmt_size = 4; |
1412 |
|
1413 |
#define MAX_ARGS 16 |
1414 |
|
1415 |
static void monitor_handle_command(const char *cmdline) |
1416 |
{ |
1417 |
const char *p, *pstart, *typestr; |
1418 |
char *q;
|
1419 |
int c, nb_args, len, i, has_arg;
|
1420 |
term_cmd_t *cmd; |
1421 |
char cmdname[256]; |
1422 |
char buf[1024]; |
1423 |
void *str_allocated[MAX_ARGS];
|
1424 |
void *args[MAX_ARGS];
|
1425 |
|
1426 |
#ifdef DEBUG
|
1427 |
term_printf("command='%s'\n", cmdline);
|
1428 |
#endif
|
1429 |
|
1430 |
/* extract the command name */
|
1431 |
p = cmdline; |
1432 |
q = cmdname; |
1433 |
while (isspace(*p))
|
1434 |
p++; |
1435 |
if (*p == '\0') |
1436 |
return;
|
1437 |
pstart = p; |
1438 |
while (*p != '\0' && *p != '/' && !isspace(*p)) |
1439 |
p++; |
1440 |
len = p - pstart; |
1441 |
if (len > sizeof(cmdname) - 1) |
1442 |
len = sizeof(cmdname) - 1; |
1443 |
memcpy(cmdname, pstart, len); |
1444 |
cmdname[len] = '\0';
|
1445 |
|
1446 |
/* find the command */
|
1447 |
for(cmd = term_cmds; cmd->name != NULL; cmd++) { |
1448 |
if (compare_cmd(cmdname, cmd->name))
|
1449 |
goto found;
|
1450 |
} |
1451 |
term_printf("unknown command: '%s'\n", cmdname);
|
1452 |
return;
|
1453 |
found:
|
1454 |
|
1455 |
for(i = 0; i < MAX_ARGS; i++) |
1456 |
str_allocated[i] = NULL;
|
1457 |
|
1458 |
/* parse the parameters */
|
1459 |
typestr = cmd->args_type; |
1460 |
nb_args = 0;
|
1461 |
for(;;) {
|
1462 |
c = *typestr; |
1463 |
if (c == '\0') |
1464 |
break;
|
1465 |
typestr++; |
1466 |
switch(c) {
|
1467 |
case 'F': |
1468 |
case 'B': |
1469 |
case 's': |
1470 |
{ |
1471 |
int ret;
|
1472 |
char *str;
|
1473 |
|
1474 |
while (isspace(*p))
|
1475 |
p++; |
1476 |
if (*typestr == '?') { |
1477 |
typestr++; |
1478 |
if (*p == '\0') { |
1479 |
/* no optional string: NULL argument */
|
1480 |
str = NULL;
|
1481 |
goto add_str;
|
1482 |
} |
1483 |
} |
1484 |
ret = get_str(buf, sizeof(buf), &p);
|
1485 |
if (ret < 0) { |
1486 |
switch(c) {
|
1487 |
case 'F': |
1488 |
term_printf("%s: filename expected\n", cmdname);
|
1489 |
break;
|
1490 |
case 'B': |
1491 |
term_printf("%s: block device name expected\n", cmdname);
|
1492 |
break;
|
1493 |
default:
|
1494 |
term_printf("%s: string expected\n", cmdname);
|
1495 |
break;
|
1496 |
} |
1497 |
goto fail;
|
1498 |
} |
1499 |
str = qemu_malloc(strlen(buf) + 1);
|
1500 |
strcpy(str, buf); |
1501 |
str_allocated[nb_args] = str; |
1502 |
add_str:
|
1503 |
if (nb_args >= MAX_ARGS) {
|
1504 |
error_args:
|
1505 |
term_printf("%s: too many arguments\n", cmdname);
|
1506 |
goto fail;
|
1507 |
} |
1508 |
args[nb_args++] = str; |
1509 |
} |
1510 |
break;
|
1511 |
case '/': |
1512 |
{ |
1513 |
int count, format, size;
|
1514 |
|
1515 |
while (isspace(*p))
|
1516 |
p++; |
1517 |
if (*p == '/') { |
1518 |
/* format found */
|
1519 |
p++; |
1520 |
count = 1;
|
1521 |
if (isdigit(*p)) {
|
1522 |
count = 0;
|
1523 |
while (isdigit(*p)) {
|
1524 |
count = count * 10 + (*p - '0'); |
1525 |
p++; |
1526 |
} |
1527 |
} |
1528 |
size = -1;
|
1529 |
format = -1;
|
1530 |
for(;;) {
|
1531 |
switch(*p) {
|
1532 |
case 'o': |
1533 |
case 'd': |
1534 |
case 'u': |
1535 |
case 'x': |
1536 |
case 'i': |
1537 |
case 'c': |
1538 |
format = *p++; |
1539 |
break;
|
1540 |
case 'b': |
1541 |
size = 1;
|
1542 |
p++; |
1543 |
break;
|
1544 |
case 'h': |
1545 |
size = 2;
|
1546 |
p++; |
1547 |
break;
|
1548 |
case 'w': |
1549 |
size = 4;
|
1550 |
p++; |
1551 |
break;
|
1552 |
case 'g': |
1553 |
case 'L': |
1554 |
size = 8;
|
1555 |
p++; |
1556 |
break;
|
1557 |
default:
|
1558 |
goto next;
|
1559 |
} |
1560 |
} |
1561 |
next:
|
1562 |
if (*p != '\0' && !isspace(*p)) { |
1563 |
term_printf("invalid char in format: '%c'\n", *p);
|
1564 |
goto fail;
|
1565 |
} |
1566 |
if (format < 0) |
1567 |
format = default_fmt_format; |
1568 |
if (format != 'i') { |
1569 |
/* for 'i', not specifying a size gives -1 as size */
|
1570 |
if (size < 0) |
1571 |
size = default_fmt_size; |
1572 |
} |
1573 |
default_fmt_size = size; |
1574 |
default_fmt_format = format; |
1575 |
} else {
|
1576 |
count = 1;
|
1577 |
format = default_fmt_format; |
1578 |
if (format != 'i') { |
1579 |
size = default_fmt_size; |
1580 |
} else {
|
1581 |
size = -1;
|
1582 |
} |
1583 |
} |
1584 |
if (nb_args + 3 > MAX_ARGS) |
1585 |
goto error_args;
|
1586 |
args[nb_args++] = (void*)count;
|
1587 |
args[nb_args++] = (void*)format;
|
1588 |
args[nb_args++] = (void*)size;
|
1589 |
} |
1590 |
break;
|
1591 |
case 'i': |
1592 |
{ |
1593 |
int val;
|
1594 |
while (isspace(*p))
|
1595 |
p++; |
1596 |
if (*typestr == '?' || *typestr == '.') { |
1597 |
typestr++; |
1598 |
if (*typestr == '?') { |
1599 |
if (*p == '\0') |
1600 |
has_arg = 0;
|
1601 |
else
|
1602 |
has_arg = 1;
|
1603 |
} else {
|
1604 |
if (*p == '.') { |
1605 |
p++; |
1606 |
while (isspace(*p))
|
1607 |
p++; |
1608 |
has_arg = 1;
|
1609 |
} else {
|
1610 |
has_arg = 0;
|
1611 |
} |
1612 |
} |
1613 |
if (nb_args >= MAX_ARGS)
|
1614 |
goto error_args;
|
1615 |
args[nb_args++] = (void *)has_arg;
|
1616 |
if (!has_arg) {
|
1617 |
if (nb_args >= MAX_ARGS)
|
1618 |
goto error_args;
|
1619 |
val = -1;
|
1620 |
goto add_num;
|
1621 |
} |
1622 |
} |
1623 |
if (get_expr(&val, &p))
|
1624 |
goto fail;
|
1625 |
add_num:
|
1626 |
if (nb_args >= MAX_ARGS)
|
1627 |
goto error_args;
|
1628 |
args[nb_args++] = (void *)val;
|
1629 |
} |
1630 |
break;
|
1631 |
case '-': |
1632 |
{ |
1633 |
int has_option;
|
1634 |
/* option */
|
1635 |
|
1636 |
c = *typestr++; |
1637 |
if (c == '\0') |
1638 |
goto bad_type;
|
1639 |
while (isspace(*p))
|
1640 |
p++; |
1641 |
has_option = 0;
|
1642 |
if (*p == '-') { |
1643 |
p++; |
1644 |
if (*p != c) {
|
1645 |
term_printf("%s: unsupported option -%c\n",
|
1646 |
cmdname, *p); |
1647 |
goto fail;
|
1648 |
} |
1649 |
p++; |
1650 |
has_option = 1;
|
1651 |
} |
1652 |
if (nb_args >= MAX_ARGS)
|
1653 |
goto error_args;
|
1654 |
args[nb_args++] = (void *)has_option;
|
1655 |
} |
1656 |
break;
|
1657 |
default:
|
1658 |
bad_type:
|
1659 |
term_printf("%s: unknown type '%c'\n", cmdname, c);
|
1660 |
goto fail;
|
1661 |
} |
1662 |
} |
1663 |
/* check that all arguments were parsed */
|
1664 |
while (isspace(*p))
|
1665 |
p++; |
1666 |
if (*p != '\0') { |
1667 |
term_printf("%s: extraneous characters at the end of line\n",
|
1668 |
cmdname); |
1669 |
goto fail;
|
1670 |
} |
1671 |
|
1672 |
switch(nb_args) {
|
1673 |
case 0: |
1674 |
cmd->handler(); |
1675 |
break;
|
1676 |
case 1: |
1677 |
cmd->handler(args[0]);
|
1678 |
break;
|
1679 |
case 2: |
1680 |
cmd->handler(args[0], args[1]); |
1681 |
break;
|
1682 |
case 3: |
1683 |
cmd->handler(args[0], args[1], args[2]); |
1684 |
break;
|
1685 |
case 4: |
1686 |
cmd->handler(args[0], args[1], args[2], args[3]); |
1687 |
break;
|
1688 |
case 5: |
1689 |
cmd->handler(args[0], args[1], args[2], args[3], args[4]); |
1690 |
break;
|
1691 |
case 6: |
1692 |
cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]); |
1693 |
break;
|
1694 |
default:
|
1695 |
term_printf("unsupported number of arguments: %d\n", nb_args);
|
1696 |
goto fail;
|
1697 |
} |
1698 |
fail:
|
1699 |
for(i = 0; i < MAX_ARGS; i++) |
1700 |
qemu_free(str_allocated[i]); |
1701 |
return;
|
1702 |
} |
1703 |
|
1704 |
static void cmd_completion(const char *name, const char *list) |
1705 |
{ |
1706 |
const char *p, *pstart; |
1707 |
char cmd[128]; |
1708 |
int len;
|
1709 |
|
1710 |
p = list; |
1711 |
for(;;) {
|
1712 |
pstart = p; |
1713 |
p = strchr(p, '|');
|
1714 |
if (!p)
|
1715 |
p = pstart + strlen(pstart); |
1716 |
len = p - pstart; |
1717 |
if (len > sizeof(cmd) - 2) |
1718 |
len = sizeof(cmd) - 2; |
1719 |
memcpy(cmd, pstart, len); |
1720 |
cmd[len] = '\0';
|
1721 |
if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) { |
1722 |
add_completion(cmd); |
1723 |
} |
1724 |
if (*p == '\0') |
1725 |
break;
|
1726 |
p++; |
1727 |
} |
1728 |
} |
1729 |
|
1730 |
static void file_completion(const char *input) |
1731 |
{ |
1732 |
DIR *ffs; |
1733 |
struct dirent *d;
|
1734 |
char path[1024]; |
1735 |
char file[1024], file_prefix[1024]; |
1736 |
int input_path_len;
|
1737 |
const char *p; |
1738 |
|
1739 |
p = strrchr(input, '/');
|
1740 |
if (!p) {
|
1741 |
input_path_len = 0;
|
1742 |
pstrcpy(file_prefix, sizeof(file_prefix), input);
|
1743 |
strcpy(path, ".");
|
1744 |
} else {
|
1745 |
input_path_len = p - input + 1;
|
1746 |
memcpy(path, input, input_path_len); |
1747 |
if (input_path_len > sizeof(path) - 1) |
1748 |
input_path_len = sizeof(path) - 1; |
1749 |
path[input_path_len] = '\0';
|
1750 |
pstrcpy(file_prefix, sizeof(file_prefix), p + 1); |
1751 |
} |
1752 |
#ifdef DEBUG_COMPLETION
|
1753 |
term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
|
1754 |
#endif
|
1755 |
ffs = opendir(path); |
1756 |
if (!ffs)
|
1757 |
return;
|
1758 |
for(;;) {
|
1759 |
struct stat sb;
|
1760 |
d = readdir(ffs); |
1761 |
if (!d)
|
1762 |
break;
|
1763 |
if (strstart(d->d_name, file_prefix, NULL)) { |
1764 |
memcpy(file, input, input_path_len); |
1765 |
strcpy(file + input_path_len, d->d_name); |
1766 |
/* stat the file to find out if it's a directory.
|
1767 |
* In that case add a slash to speed up typing long paths
|
1768 |
*/
|
1769 |
stat(file, &sb); |
1770 |
if(S_ISDIR(sb.st_mode))
|
1771 |
strcat(file, "/");
|
1772 |
add_completion(file); |
1773 |
} |
1774 |
} |
1775 |
closedir(ffs); |
1776 |
} |
1777 |
|
1778 |
static void block_completion_it(void *opaque, const char *name) |
1779 |
{ |
1780 |
const char *input = opaque; |
1781 |
|
1782 |
if (input[0] == '\0' || |
1783 |
!strncmp(name, (char *)input, strlen(input))) {
|
1784 |
add_completion(name); |
1785 |
} |
1786 |
} |
1787 |
|
1788 |
/* NOTE: this parser is an approximate form of the real command parser */
|
1789 |
static void parse_cmdline(const char *cmdline, |
1790 |
int *pnb_args, char **args) |
1791 |
{ |
1792 |
const char *p; |
1793 |
int nb_args, ret;
|
1794 |
char buf[1024]; |
1795 |
|
1796 |
p = cmdline; |
1797 |
nb_args = 0;
|
1798 |
for(;;) {
|
1799 |
while (isspace(*p))
|
1800 |
p++; |
1801 |
if (*p == '\0') |
1802 |
break;
|
1803 |
if (nb_args >= MAX_ARGS)
|
1804 |
break;
|
1805 |
ret = get_str(buf, sizeof(buf), &p);
|
1806 |
args[nb_args] = qemu_strdup(buf); |
1807 |
nb_args++; |
1808 |
if (ret < 0) |
1809 |
break;
|
1810 |
} |
1811 |
*pnb_args = nb_args; |
1812 |
} |
1813 |
|
1814 |
void readline_find_completion(const char *cmdline) |
1815 |
{ |
1816 |
const char *cmdname; |
1817 |
char *args[MAX_ARGS];
|
1818 |
int nb_args, i, len;
|
1819 |
const char *ptype, *str; |
1820 |
term_cmd_t *cmd; |
1821 |
|
1822 |
parse_cmdline(cmdline, &nb_args, args); |
1823 |
#ifdef DEBUG_COMPLETION
|
1824 |
for(i = 0; i < nb_args; i++) { |
1825 |
term_printf("arg%d = '%s'\n", i, (char *)args[i]); |
1826 |
} |
1827 |
#endif
|
1828 |
|
1829 |
/* if the line ends with a space, it means we want to complete the
|
1830 |
next arg */
|
1831 |
len = strlen(cmdline); |
1832 |
if (len > 0 && isspace(cmdline[len - 1])) { |
1833 |
if (nb_args >= MAX_ARGS)
|
1834 |
return;
|
1835 |
args[nb_args++] = qemu_strdup("");
|
1836 |
} |
1837 |
if (nb_args <= 1) { |
1838 |
/* command completion */
|
1839 |
if (nb_args == 0) |
1840 |
cmdname = "";
|
1841 |
else
|
1842 |
cmdname = args[0];
|
1843 |
completion_index = strlen(cmdname); |
1844 |
for(cmd = term_cmds; cmd->name != NULL; cmd++) { |
1845 |
cmd_completion(cmdname, cmd->name); |
1846 |
} |
1847 |
} else {
|
1848 |
/* find the command */
|
1849 |
for(cmd = term_cmds; cmd->name != NULL; cmd++) { |
1850 |
if (compare_cmd(args[0], cmd->name)) |
1851 |
goto found;
|
1852 |
} |
1853 |
return;
|
1854 |
found:
|
1855 |
ptype = cmd->args_type; |
1856 |
for(i = 0; i < nb_args - 2; i++) { |
1857 |
if (*ptype != '\0') { |
1858 |
ptype++; |
1859 |
while (*ptype == '?') |
1860 |
ptype++; |
1861 |
} |
1862 |
} |
1863 |
str = args[nb_args - 1];
|
1864 |
switch(*ptype) {
|
1865 |
case 'F': |
1866 |
/* file completion */
|
1867 |
completion_index = strlen(str); |
1868 |
file_completion(str); |
1869 |
break;
|
1870 |
case 'B': |
1871 |
/* block device name completion */
|
1872 |
completion_index = strlen(str); |
1873 |
bdrv_iterate(block_completion_it, (void *)str);
|
1874 |
break;
|
1875 |
case 's': |
1876 |
/* XXX: more generic ? */
|
1877 |
if (!strcmp(cmd->name, "info")) { |
1878 |
completion_index = strlen(str); |
1879 |
for(cmd = info_cmds; cmd->name != NULL; cmd++) { |
1880 |
cmd_completion(str, cmd->name); |
1881 |
} |
1882 |
} |
1883 |
break;
|
1884 |
default:
|
1885 |
break;
|
1886 |
} |
1887 |
} |
1888 |
for(i = 0; i < nb_args; i++) |
1889 |
qemu_free(args[i]); |
1890 |
} |
1891 |
|
1892 |
static int term_can_read(void *opaque) |
1893 |
{ |
1894 |
return 128; |
1895 |
} |
1896 |
|
1897 |
static void term_read(void *opaque, const uint8_t *buf, int size) |
1898 |
{ |
1899 |
int i;
|
1900 |
for(i = 0; i < size; i++) |
1901 |
readline_handle_byte(buf[i]); |
1902 |
} |
1903 |
|
1904 |
static void monitor_start_input(void); |
1905 |
|
1906 |
static void monitor_handle_command1(void *opaque, const char *cmdline) |
1907 |
{ |
1908 |
monitor_handle_command(cmdline); |
1909 |
monitor_start_input(); |
1910 |
} |
1911 |
|
1912 |
static void monitor_start_input(void) |
1913 |
{ |
1914 |
readline_start("(qemu) ", 0, monitor_handle_command1, NULL); |
1915 |
} |
1916 |
|
1917 |
void monitor_init(CharDriverState *hd, int show_banner) |
1918 |
{ |
1919 |
monitor_hd = hd; |
1920 |
if (show_banner) {
|
1921 |
term_printf("QEMU %s monitor - type 'help' for more information\n",
|
1922 |
QEMU_VERSION); |
1923 |
} |
1924 |
qemu_chr_add_read_handler(hd, term_can_read, term_read, NULL);
|
1925 |
monitor_start_input(); |
1926 |
} |
1927 |
|
1928 |
/* XXX: use threads ? */
|
1929 |
/* modal monitor readline */
|
1930 |
static int monitor_readline_started; |
1931 |
static char *monitor_readline_buf; |
1932 |
static int monitor_readline_buf_size; |
1933 |
|
1934 |
static void monitor_readline_cb(void *opaque, const char *input) |
1935 |
{ |
1936 |
pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input); |
1937 |
monitor_readline_started = 0;
|
1938 |
} |
1939 |
|
1940 |
void monitor_readline(const char *prompt, int is_password, |
1941 |
char *buf, int buf_size) |
1942 |
{ |
1943 |
if (is_password) {
|
1944 |
qemu_chr_send_event(monitor_hd, CHR_EVENT_FOCUS); |
1945 |
} |
1946 |
readline_start(prompt, is_password, monitor_readline_cb, NULL);
|
1947 |
monitor_readline_buf = buf; |
1948 |
monitor_readline_buf_size = buf_size; |
1949 |
monitor_readline_started = 1;
|
1950 |
while (monitor_readline_started) {
|
1951 |
main_loop_wait(10);
|
1952 |
} |
1953 |
} |