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ad96090a BS |
1 | /* |
2 | * QEMU System Emulator | |
3 | * | |
4 | * Copyright (c) 2003-2008 Fabrice Bellard | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | #include <stdint.h> | |
25 | #include <stdarg.h> | |
b2e0a138 | 26 | #include <stdlib.h> |
ad96090a | 27 | #ifndef _WIN32 |
1c47cb16 | 28 | #include <sys/types.h> |
ad96090a BS |
29 | #include <sys/mman.h> |
30 | #endif | |
31 | #include "config.h" | |
83c9089e | 32 | #include "monitor/monitor.h" |
9c17d615 | 33 | #include "sysemu/sysemu.h" |
1de7afc9 PB |
34 | #include "qemu/bitops.h" |
35 | #include "qemu/bitmap.h" | |
9c17d615 | 36 | #include "sysemu/arch_init.h" |
ad96090a BS |
37 | #include "audio/audio.h" |
38 | #include "hw/pc.h" | |
a2cb15b0 | 39 | #include "hw/pci/pci.h" |
ad96090a | 40 | #include "hw/audiodev.h" |
9c17d615 | 41 | #include "sysemu/kvm.h" |
caf71f86 | 42 | #include "migration/migration.h" |
022c62cb | 43 | #include "exec/gdbstub.h" |
ad96090a | 44 | #include "hw/smbios.h" |
022c62cb | 45 | #include "exec/address-spaces.h" |
302fe51b | 46 | #include "hw/pcspk.h" |
caf71f86 | 47 | #include "migration/page_cache.h" |
1de7afc9 | 48 | #include "qemu/config-file.h" |
99afc91d | 49 | #include "qmp-commands.h" |
3c12193d | 50 | #include "trace.h" |
0d6d3c87 | 51 | #include "exec/cpu-all.h" |
ad96090a | 52 | |
3a697f69 OW |
53 | #ifdef DEBUG_ARCH_INIT |
54 | #define DPRINTF(fmt, ...) \ | |
55 | do { fprintf(stdout, "arch_init: " fmt, ## __VA_ARGS__); } while (0) | |
56 | #else | |
57 | #define DPRINTF(fmt, ...) \ | |
58 | do { } while (0) | |
59 | #endif | |
60 | ||
ad96090a BS |
61 | #ifdef TARGET_SPARC |
62 | int graphic_width = 1024; | |
63 | int graphic_height = 768; | |
64 | int graphic_depth = 8; | |
65 | #else | |
66 | int graphic_width = 800; | |
67 | int graphic_height = 600; | |
68 | int graphic_depth = 15; | |
69 | #endif | |
70 | ||
ad96090a BS |
71 | |
72 | #if defined(TARGET_ALPHA) | |
73 | #define QEMU_ARCH QEMU_ARCH_ALPHA | |
74 | #elif defined(TARGET_ARM) | |
75 | #define QEMU_ARCH QEMU_ARCH_ARM | |
76 | #elif defined(TARGET_CRIS) | |
77 | #define QEMU_ARCH QEMU_ARCH_CRIS | |
78 | #elif defined(TARGET_I386) | |
79 | #define QEMU_ARCH QEMU_ARCH_I386 | |
80 | #elif defined(TARGET_M68K) | |
81 | #define QEMU_ARCH QEMU_ARCH_M68K | |
81ea0e13 MW |
82 | #elif defined(TARGET_LM32) |
83 | #define QEMU_ARCH QEMU_ARCH_LM32 | |
ad96090a BS |
84 | #elif defined(TARGET_MICROBLAZE) |
85 | #define QEMU_ARCH QEMU_ARCH_MICROBLAZE | |
86 | #elif defined(TARGET_MIPS) | |
87 | #define QEMU_ARCH QEMU_ARCH_MIPS | |
e67db06e JL |
88 | #elif defined(TARGET_OPENRISC) |
89 | #define QEMU_ARCH QEMU_ARCH_OPENRISC | |
ad96090a BS |
90 | #elif defined(TARGET_PPC) |
91 | #define QEMU_ARCH QEMU_ARCH_PPC | |
92 | #elif defined(TARGET_S390X) | |
93 | #define QEMU_ARCH QEMU_ARCH_S390X | |
94 | #elif defined(TARGET_SH4) | |
95 | #define QEMU_ARCH QEMU_ARCH_SH4 | |
96 | #elif defined(TARGET_SPARC) | |
97 | #define QEMU_ARCH QEMU_ARCH_SPARC | |
2328826b MF |
98 | #elif defined(TARGET_XTENSA) |
99 | #define QEMU_ARCH QEMU_ARCH_XTENSA | |
4f23a1e6 GX |
100 | #elif defined(TARGET_UNICORE32) |
101 | #define QEMU_ARCH QEMU_ARCH_UNICORE32 | |
ad96090a BS |
102 | #endif |
103 | ||
104 | const uint32_t arch_type = QEMU_ARCH; | |
105 | ||
106 | /***********************************************************/ | |
107 | /* ram save/restore */ | |
108 | ||
d20878d2 YT |
109 | #define RAM_SAVE_FLAG_FULL 0x01 /* Obsolete, not used anymore */ |
110 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
111 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
112 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
113 | #define RAM_SAVE_FLAG_EOS 0x10 | |
114 | #define RAM_SAVE_FLAG_CONTINUE 0x20 | |
17ad9b35 | 115 | #define RAM_SAVE_FLAG_XBZRLE 0x40 |
ad96090a | 116 | |
86003615 PB |
117 | #ifdef __ALTIVEC__ |
118 | #include <altivec.h> | |
119 | #define VECTYPE vector unsigned char | |
120 | #define SPLAT(p) vec_splat(vec_ld(0, p), 0) | |
121 | #define ALL_EQ(v1, v2) vec_all_eq(v1, v2) | |
f283edc4 AF |
122 | /* altivec.h may redefine the bool macro as vector type. |
123 | * Reset it to POSIX semantics. */ | |
124 | #undef bool | |
125 | #define bool _Bool | |
86003615 PB |
126 | #elif defined __SSE2__ |
127 | #include <emmintrin.h> | |
128 | #define VECTYPE __m128i | |
129 | #define SPLAT(p) _mm_set1_epi8(*(p)) | |
130 | #define ALL_EQ(v1, v2) (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) == 0xFFFF) | |
131 | #else | |
132 | #define VECTYPE unsigned long | |
133 | #define SPLAT(p) (*(p) * (~0UL / 255)) | |
134 | #define ALL_EQ(v1, v2) ((v1) == (v2)) | |
135 | #endif | |
136 | ||
b5a8fe5e | 137 | |
756557de EH |
138 | static struct defconfig_file { |
139 | const char *filename; | |
f29a5614 EH |
140 | /* Indicates it is an user config file (disabled by -no-user-config) */ |
141 | bool userconfig; | |
756557de | 142 | } default_config_files[] = { |
f29a5614 EH |
143 | { CONFIG_QEMU_CONFDIR "/qemu.conf", true }, |
144 | { CONFIG_QEMU_CONFDIR "/target-" TARGET_ARCH ".conf", true }, | |
756557de EH |
145 | { NULL }, /* end of list */ |
146 | }; | |
147 | ||
148 | ||
f29a5614 | 149 | int qemu_read_default_config_files(bool userconfig) |
b5a8fe5e EH |
150 | { |
151 | int ret; | |
756557de | 152 | struct defconfig_file *f; |
b5a8fe5e | 153 | |
756557de | 154 | for (f = default_config_files; f->filename; f++) { |
f29a5614 EH |
155 | if (!userconfig && f->userconfig) { |
156 | continue; | |
157 | } | |
756557de EH |
158 | ret = qemu_read_config_file(f->filename); |
159 | if (ret < 0 && ret != -ENOENT) { | |
160 | return ret; | |
161 | } | |
b5a8fe5e | 162 | } |
756557de | 163 | |
b5a8fe5e EH |
164 | return 0; |
165 | } | |
166 | ||
86003615 | 167 | static int is_dup_page(uint8_t *page) |
ad96090a | 168 | { |
86003615 PB |
169 | VECTYPE *p = (VECTYPE *)page; |
170 | VECTYPE val = SPLAT(page); | |
ad96090a BS |
171 | int i; |
172 | ||
86003615 PB |
173 | for (i = 0; i < TARGET_PAGE_SIZE / sizeof(VECTYPE); i++) { |
174 | if (!ALL_EQ(val, p[i])) { | |
ad96090a BS |
175 | return 0; |
176 | } | |
177 | } | |
178 | ||
179 | return 1; | |
180 | } | |
181 | ||
17ad9b35 OW |
182 | /* struct contains XBZRLE cache and a static page |
183 | used by the compression */ | |
184 | static struct { | |
185 | /* buffer used for XBZRLE encoding */ | |
186 | uint8_t *encoded_buf; | |
187 | /* buffer for storing page content */ | |
188 | uint8_t *current_buf; | |
189 | /* buffer used for XBZRLE decoding */ | |
190 | uint8_t *decoded_buf; | |
191 | /* Cache for XBZRLE */ | |
192 | PageCache *cache; | |
193 | } XBZRLE = { | |
194 | .encoded_buf = NULL, | |
195 | .current_buf = NULL, | |
196 | .decoded_buf = NULL, | |
197 | .cache = NULL, | |
198 | }; | |
199 | ||
9e1ba4cc OW |
200 | |
201 | int64_t xbzrle_cache_resize(int64_t new_size) | |
202 | { | |
203 | if (XBZRLE.cache != NULL) { | |
204 | return cache_resize(XBZRLE.cache, new_size / TARGET_PAGE_SIZE) * | |
205 | TARGET_PAGE_SIZE; | |
206 | } | |
207 | return pow2floor(new_size); | |
208 | } | |
209 | ||
004d4c10 OW |
210 | /* accounting for migration statistics */ |
211 | typedef struct AccountingInfo { | |
212 | uint64_t dup_pages; | |
213 | uint64_t norm_pages; | |
214 | uint64_t iterations; | |
f36d55af OW |
215 | uint64_t xbzrle_bytes; |
216 | uint64_t xbzrle_pages; | |
217 | uint64_t xbzrle_cache_miss; | |
218 | uint64_t xbzrle_overflows; | |
004d4c10 OW |
219 | } AccountingInfo; |
220 | ||
221 | static AccountingInfo acct_info; | |
222 | ||
223 | static void acct_clear(void) | |
224 | { | |
225 | memset(&acct_info, 0, sizeof(acct_info)); | |
226 | } | |
227 | ||
228 | uint64_t dup_mig_bytes_transferred(void) | |
229 | { | |
230 | return acct_info.dup_pages * TARGET_PAGE_SIZE; | |
231 | } | |
232 | ||
233 | uint64_t dup_mig_pages_transferred(void) | |
234 | { | |
235 | return acct_info.dup_pages; | |
236 | } | |
237 | ||
238 | uint64_t norm_mig_bytes_transferred(void) | |
239 | { | |
240 | return acct_info.norm_pages * TARGET_PAGE_SIZE; | |
241 | } | |
242 | ||
243 | uint64_t norm_mig_pages_transferred(void) | |
244 | { | |
245 | return acct_info.norm_pages; | |
246 | } | |
247 | ||
f36d55af OW |
248 | uint64_t xbzrle_mig_bytes_transferred(void) |
249 | { | |
250 | return acct_info.xbzrle_bytes; | |
251 | } | |
252 | ||
253 | uint64_t xbzrle_mig_pages_transferred(void) | |
254 | { | |
255 | return acct_info.xbzrle_pages; | |
256 | } | |
257 | ||
258 | uint64_t xbzrle_mig_pages_cache_miss(void) | |
259 | { | |
260 | return acct_info.xbzrle_cache_miss; | |
261 | } | |
262 | ||
263 | uint64_t xbzrle_mig_pages_overflow(void) | |
264 | { | |
265 | return acct_info.xbzrle_overflows; | |
266 | } | |
267 | ||
0c51f43d OW |
268 | static void save_block_hdr(QEMUFile *f, RAMBlock *block, ram_addr_t offset, |
269 | int cont, int flag) | |
270 | { | |
271 | qemu_put_be64(f, offset | cont | flag); | |
272 | if (!cont) { | |
273 | qemu_put_byte(f, strlen(block->idstr)); | |
274 | qemu_put_buffer(f, (uint8_t *)block->idstr, | |
275 | strlen(block->idstr)); | |
276 | } | |
277 | ||
278 | } | |
279 | ||
17ad9b35 OW |
280 | #define ENCODING_FLAG_XBZRLE 0x1 |
281 | ||
282 | static int save_xbzrle_page(QEMUFile *f, uint8_t *current_data, | |
283 | ram_addr_t current_addr, RAMBlock *block, | |
dd051c72 | 284 | ram_addr_t offset, int cont, bool last_stage) |
17ad9b35 OW |
285 | { |
286 | int encoded_len = 0, bytes_sent = -1; | |
287 | uint8_t *prev_cached_page; | |
288 | ||
289 | if (!cache_is_cached(XBZRLE.cache, current_addr)) { | |
dd051c72 JQ |
290 | if (!last_stage) { |
291 | cache_insert(XBZRLE.cache, current_addr, | |
292 | g_memdup(current_data, TARGET_PAGE_SIZE)); | |
293 | } | |
f36d55af | 294 | acct_info.xbzrle_cache_miss++; |
17ad9b35 OW |
295 | return -1; |
296 | } | |
297 | ||
298 | prev_cached_page = get_cached_data(XBZRLE.cache, current_addr); | |
299 | ||
300 | /* save current buffer into memory */ | |
301 | memcpy(XBZRLE.current_buf, current_data, TARGET_PAGE_SIZE); | |
302 | ||
303 | /* XBZRLE encoding (if there is no overflow) */ | |
304 | encoded_len = xbzrle_encode_buffer(prev_cached_page, XBZRLE.current_buf, | |
305 | TARGET_PAGE_SIZE, XBZRLE.encoded_buf, | |
306 | TARGET_PAGE_SIZE); | |
307 | if (encoded_len == 0) { | |
308 | DPRINTF("Skipping unmodified page\n"); | |
309 | return 0; | |
310 | } else if (encoded_len == -1) { | |
311 | DPRINTF("Overflow\n"); | |
f36d55af | 312 | acct_info.xbzrle_overflows++; |
17ad9b35 OW |
313 | /* update data in the cache */ |
314 | memcpy(prev_cached_page, current_data, TARGET_PAGE_SIZE); | |
315 | return -1; | |
316 | } | |
317 | ||
318 | /* we need to update the data in the cache, in order to get the same data */ | |
dd051c72 JQ |
319 | if (!last_stage) { |
320 | memcpy(prev_cached_page, XBZRLE.current_buf, TARGET_PAGE_SIZE); | |
321 | } | |
17ad9b35 OW |
322 | |
323 | /* Send XBZRLE based compressed page */ | |
324 | save_block_hdr(f, block, offset, cont, RAM_SAVE_FLAG_XBZRLE); | |
325 | qemu_put_byte(f, ENCODING_FLAG_XBZRLE); | |
326 | qemu_put_be16(f, encoded_len); | |
327 | qemu_put_buffer(f, XBZRLE.encoded_buf, encoded_len); | |
328 | bytes_sent = encoded_len + 1 + 2; | |
f36d55af OW |
329 | acct_info.xbzrle_pages++; |
330 | acct_info.xbzrle_bytes += bytes_sent; | |
17ad9b35 OW |
331 | |
332 | return bytes_sent; | |
333 | } | |
334 | ||
760e77ea AW |
335 | static RAMBlock *last_block; |
336 | static ram_addr_t last_offset; | |
c6bf8e0e JQ |
337 | static unsigned long *migration_bitmap; |
338 | static uint64_t migration_dirty_pages; | |
f798b07f | 339 | static uint32_t last_version; |
760e77ea | 340 | |
69268cde JQ |
341 | static inline bool migration_bitmap_test_and_reset_dirty(MemoryRegion *mr, |
342 | ram_addr_t offset) | |
343 | { | |
c6bf8e0e JQ |
344 | bool ret; |
345 | int nr = (mr->ram_addr + offset) >> TARGET_PAGE_BITS; | |
346 | ||
347 | ret = test_and_clear_bit(nr, migration_bitmap); | |
69268cde JQ |
348 | |
349 | if (ret) { | |
c6bf8e0e | 350 | migration_dirty_pages--; |
69268cde JQ |
351 | } |
352 | return ret; | |
353 | } | |
354 | ||
c6bf8e0e JQ |
355 | static inline bool migration_bitmap_set_dirty(MemoryRegion *mr, |
356 | ram_addr_t offset) | |
e44d26c8 | 357 | { |
c6bf8e0e JQ |
358 | bool ret; |
359 | int nr = (mr->ram_addr + offset) >> TARGET_PAGE_BITS; | |
e44d26c8 | 360 | |
c6bf8e0e JQ |
361 | ret = test_and_set_bit(nr, migration_bitmap); |
362 | ||
363 | if (!ret) { | |
364 | migration_dirty_pages++; | |
e44d26c8 | 365 | } |
c6bf8e0e | 366 | return ret; |
e44d26c8 JQ |
367 | } |
368 | ||
dd2df737 JQ |
369 | static void migration_bitmap_sync(void) |
370 | { | |
c6bf8e0e JQ |
371 | RAMBlock *block; |
372 | ram_addr_t addr; | |
373 | uint64_t num_dirty_pages_init = migration_dirty_pages; | |
8d017193 JQ |
374 | MigrationState *s = migrate_get_current(); |
375 | static int64_t start_time; | |
376 | static int64_t num_dirty_pages_period; | |
377 | int64_t end_time; | |
378 | ||
379 | if (!start_time) { | |
380 | start_time = qemu_get_clock_ms(rt_clock); | |
381 | } | |
3c12193d JQ |
382 | |
383 | trace_migration_bitmap_sync_start(); | |
dd2df737 | 384 | memory_global_sync_dirty_bitmap(get_system_memory()); |
c6bf8e0e | 385 | |
a3161038 | 386 | QTAILQ_FOREACH(block, &ram_list.blocks, next) { |
c6bf8e0e JQ |
387 | for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) { |
388 | if (memory_region_get_dirty(block->mr, addr, TARGET_PAGE_SIZE, | |
389 | DIRTY_MEMORY_MIGRATION)) { | |
390 | migration_bitmap_set_dirty(block->mr, addr); | |
391 | } | |
392 | } | |
393 | memory_region_reset_dirty(block->mr, 0, block->length, | |
394 | DIRTY_MEMORY_MIGRATION); | |
395 | } | |
396 | trace_migration_bitmap_sync_end(migration_dirty_pages | |
3c12193d | 397 | - num_dirty_pages_init); |
8d017193 JQ |
398 | num_dirty_pages_period += migration_dirty_pages - num_dirty_pages_init; |
399 | end_time = qemu_get_clock_ms(rt_clock); | |
400 | ||
401 | /* more than 1 second = 1000 millisecons */ | |
402 | if (end_time > start_time + 1000) { | |
403 | s->dirty_pages_rate = num_dirty_pages_period * 1000 | |
404 | / (end_time - start_time); | |
405 | start_time = end_time; | |
406 | num_dirty_pages_period = 0; | |
407 | } | |
dd2df737 JQ |
408 | } |
409 | ||
6c779f22 OW |
410 | /* |
411 | * ram_save_block: Writes a page of memory to the stream f | |
412 | * | |
413 | * Returns: 0: if the page hasn't changed | |
414 | * -1: if there are no more dirty pages | |
415 | * n: the amount of bytes written in other case | |
416 | */ | |
417 | ||
dd051c72 | 418 | static int ram_save_block(QEMUFile *f, bool last_stage) |
ad96090a | 419 | { |
e44359c3 AW |
420 | RAMBlock *block = last_block; |
421 | ram_addr_t offset = last_offset; | |
6c779f22 | 422 | int bytes_sent = -1; |
71c510e2 | 423 | MemoryRegion *mr; |
17ad9b35 | 424 | ram_addr_t current_addr; |
ad96090a | 425 | |
e44359c3 | 426 | if (!block) |
a3161038 | 427 | block = QTAILQ_FIRST(&ram_list.blocks); |
e44359c3 | 428 | |
e44359c3 | 429 | do { |
71c510e2 | 430 | mr = block->mr; |
69268cde | 431 | if (migration_bitmap_test_and_reset_dirty(mr, offset)) { |
ad96090a | 432 | uint8_t *p; |
a55bbe31 | 433 | int cont = (block == last_block) ? RAM_SAVE_FLAG_CONTINUE : 0; |
ad96090a | 434 | |
71c510e2 | 435 | p = memory_region_get_ram_ptr(mr) + offset; |
ad96090a | 436 | |
86003615 | 437 | if (is_dup_page(p)) { |
004d4c10 | 438 | acct_info.dup_pages++; |
0c51f43d | 439 | save_block_hdr(f, block, offset, cont, RAM_SAVE_FLAG_COMPRESS); |
ad96090a | 440 | qemu_put_byte(f, *p); |
3fc250b4 | 441 | bytes_sent = 1; |
17ad9b35 OW |
442 | } else if (migrate_use_xbzrle()) { |
443 | current_addr = block->offset + offset; | |
444 | bytes_sent = save_xbzrle_page(f, p, current_addr, block, | |
dd051c72 JQ |
445 | offset, cont, last_stage); |
446 | if (!last_stage) { | |
447 | p = get_cached_data(XBZRLE.cache, current_addr); | |
448 | } | |
17ad9b35 OW |
449 | } |
450 | ||
451 | /* either we didn't send yet (we may have had XBZRLE overflow) */ | |
452 | if (bytes_sent == -1) { | |
0c51f43d | 453 | save_block_hdr(f, block, offset, cont, RAM_SAVE_FLAG_PAGE); |
ad96090a | 454 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
3fc250b4 | 455 | bytes_sent = TARGET_PAGE_SIZE; |
004d4c10 | 456 | acct_info.norm_pages++; |
ad96090a BS |
457 | } |
458 | ||
17ad9b35 OW |
459 | /* if page is unmodified, continue to the next */ |
460 | if (bytes_sent != 0) { | |
461 | break; | |
462 | } | |
ad96090a | 463 | } |
e44359c3 AW |
464 | |
465 | offset += TARGET_PAGE_SIZE; | |
466 | if (offset >= block->length) { | |
467 | offset = 0; | |
a3161038 | 468 | block = QTAILQ_NEXT(block, next); |
e44359c3 | 469 | if (!block) |
a3161038 | 470 | block = QTAILQ_FIRST(&ram_list.blocks); |
e44359c3 | 471 | } |
71c510e2 | 472 | } while (block != last_block || offset != last_offset); |
e44359c3 AW |
473 | |
474 | last_block = block; | |
475 | last_offset = offset; | |
ad96090a | 476 | |
3fc250b4 | 477 | return bytes_sent; |
ad96090a BS |
478 | } |
479 | ||
480 | static uint64_t bytes_transferred; | |
481 | ||
482 | static ram_addr_t ram_save_remaining(void) | |
483 | { | |
c6bf8e0e | 484 | return migration_dirty_pages; |
ad96090a BS |
485 | } |
486 | ||
487 | uint64_t ram_bytes_remaining(void) | |
488 | { | |
489 | return ram_save_remaining() * TARGET_PAGE_SIZE; | |
490 | } | |
491 | ||
492 | uint64_t ram_bytes_transferred(void) | |
493 | { | |
494 | return bytes_transferred; | |
495 | } | |
496 | ||
497 | uint64_t ram_bytes_total(void) | |
498 | { | |
d17b5288 AW |
499 | RAMBlock *block; |
500 | uint64_t total = 0; | |
501 | ||
a3161038 | 502 | QTAILQ_FOREACH(block, &ram_list.blocks, next) |
d17b5288 AW |
503 | total += block->length; |
504 | ||
505 | return total; | |
ad96090a BS |
506 | } |
507 | ||
8e21cd32 OW |
508 | static void migration_end(void) |
509 | { | |
244eaa75 PB |
510 | if (migration_bitmap) { |
511 | memory_global_dirty_log_stop(); | |
512 | g_free(migration_bitmap); | |
513 | migration_bitmap = NULL; | |
514 | } | |
17ad9b35 | 515 | |
244eaa75 | 516 | if (XBZRLE.cache) { |
17ad9b35 OW |
517 | cache_fini(XBZRLE.cache); |
518 | g_free(XBZRLE.cache); | |
519 | g_free(XBZRLE.encoded_buf); | |
520 | g_free(XBZRLE.current_buf); | |
521 | g_free(XBZRLE.decoded_buf); | |
522 | XBZRLE.cache = NULL; | |
523 | } | |
8e21cd32 OW |
524 | } |
525 | ||
9b5bfab0 JQ |
526 | static void ram_migration_cancel(void *opaque) |
527 | { | |
528 | migration_end(); | |
529 | } | |
530 | ||
5a170775 JQ |
531 | static void reset_ram_globals(void) |
532 | { | |
533 | last_block = NULL; | |
534 | last_offset = 0; | |
f798b07f | 535 | last_version = ram_list.version; |
5a170775 JQ |
536 | } |
537 | ||
4508bd9e JQ |
538 | #define MAX_WAIT 50 /* ms, half buffered_file limit */ |
539 | ||
d1315aac | 540 | static int ram_save_setup(QEMUFile *f, void *opaque) |
ad96090a | 541 | { |
d1315aac | 542 | RAMBlock *block; |
c6bf8e0e JQ |
543 | int64_t ram_pages = last_ram_offset() >> TARGET_PAGE_BITS; |
544 | ||
545 | migration_bitmap = bitmap_new(ram_pages); | |
7ec81e56 | 546 | bitmap_set(migration_bitmap, 0, ram_pages); |
c6bf8e0e | 547 | migration_dirty_pages = ram_pages; |
ad96090a | 548 | |
b2a8658e | 549 | qemu_mutex_lock_ramlist(); |
d1315aac | 550 | bytes_transferred = 0; |
5a170775 | 551 | reset_ram_globals(); |
ad96090a | 552 | |
17ad9b35 OW |
553 | if (migrate_use_xbzrle()) { |
554 | XBZRLE.cache = cache_init(migrate_xbzrle_cache_size() / | |
555 | TARGET_PAGE_SIZE, | |
556 | TARGET_PAGE_SIZE); | |
557 | if (!XBZRLE.cache) { | |
558 | DPRINTF("Error creating cache\n"); | |
559 | return -1; | |
560 | } | |
561 | XBZRLE.encoded_buf = g_malloc0(TARGET_PAGE_SIZE); | |
562 | XBZRLE.current_buf = g_malloc(TARGET_PAGE_SIZE); | |
004d4c10 | 563 | acct_clear(); |
17ad9b35 OW |
564 | } |
565 | ||
d1315aac | 566 | memory_global_dirty_log_start(); |
c6bf8e0e | 567 | migration_bitmap_sync(); |
ad96090a | 568 | |
d1315aac | 569 | qemu_put_be64(f, ram_bytes_total() | RAM_SAVE_FLAG_MEM_SIZE); |
97ab12d4 | 570 | |
a3161038 | 571 | QTAILQ_FOREACH(block, &ram_list.blocks, next) { |
d1315aac JQ |
572 | qemu_put_byte(f, strlen(block->idstr)); |
573 | qemu_put_buffer(f, (uint8_t *)block->idstr, strlen(block->idstr)); | |
574 | qemu_put_be64(f, block->length); | |
ad96090a BS |
575 | } |
576 | ||
b2a8658e | 577 | qemu_mutex_unlock_ramlist(); |
d1315aac JQ |
578 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); |
579 | ||
580 | return 0; | |
581 | } | |
582 | ||
16310a3c | 583 | static int ram_save_iterate(QEMUFile *f, void *opaque) |
d1315aac | 584 | { |
d1315aac JQ |
585 | int ret; |
586 | int i; | |
e4ed1541 | 587 | int64_t t0; |
d1315aac | 588 | |
b2a8658e UD |
589 | qemu_mutex_lock_ramlist(); |
590 | ||
f798b07f UD |
591 | if (ram_list.version != last_version) { |
592 | reset_ram_globals(); | |
593 | } | |
594 | ||
e4ed1541 | 595 | t0 = qemu_get_clock_ns(rt_clock); |
4508bd9e | 596 | i = 0; |
2975725f | 597 | while ((ret = qemu_file_rate_limit(f)) == 0) { |
3fc250b4 | 598 | int bytes_sent; |
ad96090a | 599 | |
dd051c72 | 600 | bytes_sent = ram_save_block(f, false); |
6c779f22 OW |
601 | /* no more blocks to sent */ |
602 | if (bytes_sent < 0) { | |
ad96090a BS |
603 | break; |
604 | } | |
6c779f22 | 605 | bytes_transferred += bytes_sent; |
004d4c10 | 606 | acct_info.iterations++; |
4508bd9e JQ |
607 | /* we want to check in the 1st loop, just in case it was the 1st time |
608 | and we had to sync the dirty bitmap. | |
609 | qemu_get_clock_ns() is a bit expensive, so we only check each some | |
610 | iterations | |
611 | */ | |
612 | if ((i & 63) == 0) { | |
e4ed1541 | 613 | uint64_t t1 = (qemu_get_clock_ns(rt_clock) - t0) / 1000000; |
4508bd9e | 614 | if (t1 > MAX_WAIT) { |
ef37a699 | 615 | DPRINTF("big wait: %" PRIu64 " milliseconds, %d iterations\n", |
4508bd9e JQ |
616 | t1, i); |
617 | break; | |
618 | } | |
619 | } | |
620 | i++; | |
ad96090a BS |
621 | } |
622 | ||
2975725f JQ |
623 | if (ret < 0) { |
624 | return ret; | |
625 | } | |
626 | ||
b2a8658e | 627 | qemu_mutex_unlock_ramlist(); |
16310a3c JQ |
628 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); |
629 | ||
e4ed1541 | 630 | return i; |
16310a3c JQ |
631 | } |
632 | ||
633 | static int ram_save_complete(QEMUFile *f, void *opaque) | |
634 | { | |
dd2df737 | 635 | migration_bitmap_sync(); |
16310a3c | 636 | |
b2a8658e UD |
637 | qemu_mutex_lock_ramlist(); |
638 | ||
ad96090a | 639 | /* try transferring iterative blocks of memory */ |
3a697f69 | 640 | |
16310a3c | 641 | /* flush all remaining blocks regardless of rate limiting */ |
6c779f22 | 642 | while (true) { |
3fc250b4 PR |
643 | int bytes_sent; |
644 | ||
dd051c72 | 645 | bytes_sent = ram_save_block(f, true); |
6c779f22 OW |
646 | /* no more blocks to sent */ |
647 | if (bytes_sent < 0) { | |
648 | break; | |
ad96090a | 649 | } |
16310a3c | 650 | bytes_transferred += bytes_sent; |
ad96090a | 651 | } |
244eaa75 | 652 | migration_end(); |
ad96090a | 653 | |
b2a8658e | 654 | qemu_mutex_unlock_ramlist(); |
ad96090a BS |
655 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); |
656 | ||
5b3c9638 | 657 | return 0; |
ad96090a BS |
658 | } |
659 | ||
e4ed1541 JQ |
660 | static uint64_t ram_save_pending(QEMUFile *f, void *opaque, uint64_t max_size) |
661 | { | |
662 | uint64_t remaining_size; | |
663 | ||
664 | remaining_size = ram_save_remaining() * TARGET_PAGE_SIZE; | |
665 | ||
666 | if (remaining_size < max_size) { | |
667 | migration_bitmap_sync(); | |
668 | remaining_size = ram_save_remaining() * TARGET_PAGE_SIZE; | |
669 | } | |
670 | return remaining_size; | |
671 | } | |
672 | ||
17ad9b35 OW |
673 | static int load_xbzrle(QEMUFile *f, ram_addr_t addr, void *host) |
674 | { | |
675 | int ret, rc = 0; | |
676 | unsigned int xh_len; | |
677 | int xh_flags; | |
678 | ||
679 | if (!XBZRLE.decoded_buf) { | |
680 | XBZRLE.decoded_buf = g_malloc(TARGET_PAGE_SIZE); | |
681 | } | |
682 | ||
683 | /* extract RLE header */ | |
684 | xh_flags = qemu_get_byte(f); | |
685 | xh_len = qemu_get_be16(f); | |
686 | ||
687 | if (xh_flags != ENCODING_FLAG_XBZRLE) { | |
688 | fprintf(stderr, "Failed to load XBZRLE page - wrong compression!\n"); | |
689 | return -1; | |
690 | } | |
691 | ||
692 | if (xh_len > TARGET_PAGE_SIZE) { | |
693 | fprintf(stderr, "Failed to load XBZRLE page - len overflow!\n"); | |
694 | return -1; | |
695 | } | |
696 | /* load data and decode */ | |
697 | qemu_get_buffer(f, XBZRLE.decoded_buf, xh_len); | |
698 | ||
699 | /* decode RLE */ | |
700 | ret = xbzrle_decode_buffer(XBZRLE.decoded_buf, xh_len, host, | |
701 | TARGET_PAGE_SIZE); | |
702 | if (ret == -1) { | |
703 | fprintf(stderr, "Failed to load XBZRLE page - decode error!\n"); | |
704 | rc = -1; | |
705 | } else if (ret > TARGET_PAGE_SIZE) { | |
706 | fprintf(stderr, "Failed to load XBZRLE page - size %d exceeds %d!\n", | |
707 | ret, TARGET_PAGE_SIZE); | |
708 | abort(); | |
709 | } | |
710 | ||
711 | return rc; | |
712 | } | |
713 | ||
a55bbe31 AW |
714 | static inline void *host_from_stream_offset(QEMUFile *f, |
715 | ram_addr_t offset, | |
716 | int flags) | |
717 | { | |
718 | static RAMBlock *block = NULL; | |
719 | char id[256]; | |
720 | uint8_t len; | |
721 | ||
722 | if (flags & RAM_SAVE_FLAG_CONTINUE) { | |
723 | if (!block) { | |
724 | fprintf(stderr, "Ack, bad migration stream!\n"); | |
725 | return NULL; | |
726 | } | |
727 | ||
dc94a7ed | 728 | return memory_region_get_ram_ptr(block->mr) + offset; |
a55bbe31 AW |
729 | } |
730 | ||
731 | len = qemu_get_byte(f); | |
732 | qemu_get_buffer(f, (uint8_t *)id, len); | |
733 | id[len] = 0; | |
734 | ||
a3161038 | 735 | QTAILQ_FOREACH(block, &ram_list.blocks, next) { |
a55bbe31 | 736 | if (!strncmp(id, block->idstr, sizeof(id))) |
dc94a7ed | 737 | return memory_region_get_ram_ptr(block->mr) + offset; |
a55bbe31 AW |
738 | } |
739 | ||
740 | fprintf(stderr, "Can't find block %s!\n", id); | |
741 | return NULL; | |
742 | } | |
743 | ||
7908c78d | 744 | static int ram_load(QEMUFile *f, void *opaque, int version_id) |
ad96090a BS |
745 | { |
746 | ram_addr_t addr; | |
3a697f69 | 747 | int flags, ret = 0; |
42802d47 | 748 | int error; |
3a697f69 OW |
749 | static uint64_t seq_iter; |
750 | ||
751 | seq_iter++; | |
ad96090a | 752 | |
f09f2189 | 753 | if (version_id < 4 || version_id > 4) { |
ad96090a BS |
754 | return -EINVAL; |
755 | } | |
756 | ||
757 | do { | |
758 | addr = qemu_get_be64(f); | |
759 | ||
760 | flags = addr & ~TARGET_PAGE_MASK; | |
761 | addr &= TARGET_PAGE_MASK; | |
762 | ||
763 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
f09f2189 | 764 | if (version_id == 4) { |
97ab12d4 AW |
765 | /* Synchronize RAM block list */ |
766 | char id[256]; | |
767 | ram_addr_t length; | |
768 | ram_addr_t total_ram_bytes = addr; | |
769 | ||
770 | while (total_ram_bytes) { | |
771 | RAMBlock *block; | |
772 | uint8_t len; | |
773 | ||
774 | len = qemu_get_byte(f); | |
775 | qemu_get_buffer(f, (uint8_t *)id, len); | |
776 | id[len] = 0; | |
777 | length = qemu_get_be64(f); | |
778 | ||
a3161038 | 779 | QTAILQ_FOREACH(block, &ram_list.blocks, next) { |
97ab12d4 | 780 | if (!strncmp(id, block->idstr, sizeof(id))) { |
3a697f69 OW |
781 | if (block->length != length) { |
782 | ret = -EINVAL; | |
783 | goto done; | |
784 | } | |
97ab12d4 AW |
785 | break; |
786 | } | |
787 | } | |
788 | ||
789 | if (!block) { | |
fb787f81 AW |
790 | fprintf(stderr, "Unknown ramblock \"%s\", cannot " |
791 | "accept migration\n", id); | |
3a697f69 OW |
792 | ret = -EINVAL; |
793 | goto done; | |
97ab12d4 AW |
794 | } |
795 | ||
796 | total_ram_bytes -= length; | |
797 | } | |
ad96090a BS |
798 | } |
799 | } | |
800 | ||
801 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
97ab12d4 AW |
802 | void *host; |
803 | uint8_t ch; | |
804 | ||
f09f2189 | 805 | host = host_from_stream_offset(f, addr, flags); |
492fb99c MT |
806 | if (!host) { |
807 | return -EINVAL; | |
808 | } | |
97ab12d4 | 809 | |
97ab12d4 AW |
810 | ch = qemu_get_byte(f); |
811 | memset(host, ch, TARGET_PAGE_SIZE); | |
ad96090a BS |
812 | #ifndef _WIN32 |
813 | if (ch == 0 && | |
45e6cee4 DG |
814 | (!kvm_enabled() || kvm_has_sync_mmu()) && |
815 | getpagesize() <= TARGET_PAGE_SIZE) { | |
e78815a5 | 816 | qemu_madvise(host, TARGET_PAGE_SIZE, QEMU_MADV_DONTNEED); |
ad96090a BS |
817 | } |
818 | #endif | |
819 | } else if (flags & RAM_SAVE_FLAG_PAGE) { | |
97ab12d4 AW |
820 | void *host; |
821 | ||
f09f2189 | 822 | host = host_from_stream_offset(f, addr, flags); |
0ff1f9f5 OW |
823 | if (!host) { |
824 | return -EINVAL; | |
825 | } | |
97ab12d4 | 826 | |
97ab12d4 | 827 | qemu_get_buffer(f, host, TARGET_PAGE_SIZE); |
17ad9b35 OW |
828 | } else if (flags & RAM_SAVE_FLAG_XBZRLE) { |
829 | if (!migrate_use_xbzrle()) { | |
830 | return -EINVAL; | |
831 | } | |
832 | void *host = host_from_stream_offset(f, addr, flags); | |
833 | if (!host) { | |
834 | return -EINVAL; | |
835 | } | |
836 | ||
837 | if (load_xbzrle(f, addr, host) < 0) { | |
838 | ret = -EINVAL; | |
839 | goto done; | |
840 | } | |
ad96090a | 841 | } |
42802d47 JQ |
842 | error = qemu_file_get_error(f); |
843 | if (error) { | |
3a697f69 OW |
844 | ret = error; |
845 | goto done; | |
ad96090a BS |
846 | } |
847 | } while (!(flags & RAM_SAVE_FLAG_EOS)); | |
848 | ||
3a697f69 | 849 | done: |
ef37a699 IM |
850 | DPRINTF("Completed load of VM with exit code %d seq iteration " |
851 | "%" PRIu64 "\n", ret, seq_iter); | |
3a697f69 | 852 | return ret; |
ad96090a BS |
853 | } |
854 | ||
7908c78d | 855 | SaveVMHandlers savevm_ram_handlers = { |
d1315aac | 856 | .save_live_setup = ram_save_setup, |
16310a3c JQ |
857 | .save_live_iterate = ram_save_iterate, |
858 | .save_live_complete = ram_save_complete, | |
e4ed1541 | 859 | .save_live_pending = ram_save_pending, |
7908c78d | 860 | .load_state = ram_load, |
9b5bfab0 | 861 | .cancel = ram_migration_cancel, |
7908c78d JQ |
862 | }; |
863 | ||
ad96090a | 864 | #ifdef HAS_AUDIO |
0dfa5ef9 IY |
865 | struct soundhw { |
866 | const char *name; | |
867 | const char *descr; | |
868 | int enabled; | |
869 | int isa; | |
870 | union { | |
4a0f031d | 871 | int (*init_isa) (ISABus *bus); |
0dfa5ef9 IY |
872 | int (*init_pci) (PCIBus *bus); |
873 | } init; | |
874 | }; | |
875 | ||
876 | static struct soundhw soundhw[] = { | |
ad96090a | 877 | #ifdef HAS_AUDIO_CHOICE |
da12872a | 878 | #ifdef CONFIG_PCSPK |
ad96090a BS |
879 | { |
880 | "pcspk", | |
881 | "PC speaker", | |
882 | 0, | |
883 | 1, | |
884 | { .init_isa = pcspk_audio_init } | |
885 | }, | |
886 | #endif | |
887 | ||
888 | #ifdef CONFIG_SB16 | |
889 | { | |
890 | "sb16", | |
891 | "Creative Sound Blaster 16", | |
892 | 0, | |
893 | 1, | |
894 | { .init_isa = SB16_init } | |
895 | }, | |
896 | #endif | |
897 | ||
898 | #ifdef CONFIG_CS4231A | |
899 | { | |
900 | "cs4231a", | |
901 | "CS4231A", | |
902 | 0, | |
903 | 1, | |
904 | { .init_isa = cs4231a_init } | |
905 | }, | |
906 | #endif | |
907 | ||
908 | #ifdef CONFIG_ADLIB | |
909 | { | |
910 | "adlib", | |
911 | #ifdef HAS_YMF262 | |
912 | "Yamaha YMF262 (OPL3)", | |
913 | #else | |
914 | "Yamaha YM3812 (OPL2)", | |
915 | #endif | |
916 | 0, | |
917 | 1, | |
918 | { .init_isa = Adlib_init } | |
919 | }, | |
920 | #endif | |
921 | ||
922 | #ifdef CONFIG_GUS | |
923 | { | |
924 | "gus", | |
925 | "Gravis Ultrasound GF1", | |
926 | 0, | |
927 | 1, | |
928 | { .init_isa = GUS_init } | |
929 | }, | |
930 | #endif | |
931 | ||
932 | #ifdef CONFIG_AC97 | |
933 | { | |
934 | "ac97", | |
935 | "Intel 82801AA AC97 Audio", | |
936 | 0, | |
937 | 0, | |
938 | { .init_pci = ac97_init } | |
939 | }, | |
940 | #endif | |
941 | ||
942 | #ifdef CONFIG_ES1370 | |
943 | { | |
944 | "es1370", | |
945 | "ENSONIQ AudioPCI ES1370", | |
946 | 0, | |
947 | 0, | |
948 | { .init_pci = es1370_init } | |
949 | }, | |
950 | #endif | |
951 | ||
d61a4ce8 GH |
952 | #ifdef CONFIG_HDA |
953 | { | |
954 | "hda", | |
955 | "Intel HD Audio", | |
956 | 0, | |
957 | 0, | |
958 | { .init_pci = intel_hda_and_codec_init } | |
959 | }, | |
960 | #endif | |
961 | ||
ad96090a BS |
962 | #endif /* HAS_AUDIO_CHOICE */ |
963 | ||
964 | { NULL, NULL, 0, 0, { NULL } } | |
965 | }; | |
966 | ||
967 | void select_soundhw(const char *optarg) | |
968 | { | |
969 | struct soundhw *c; | |
970 | ||
c8057f95 | 971 | if (is_help_option(optarg)) { |
ad96090a BS |
972 | show_valid_cards: |
973 | ||
55d4fd3c | 974 | #ifdef HAS_AUDIO_CHOICE |
ad96090a BS |
975 | printf("Valid sound card names (comma separated):\n"); |
976 | for (c = soundhw; c->name; ++c) { | |
977 | printf ("%-11s %s\n", c->name, c->descr); | |
978 | } | |
979 | printf("\n-soundhw all will enable all of the above\n"); | |
55d4fd3c PM |
980 | #else |
981 | printf("Machine has no user-selectable audio hardware " | |
982 | "(it may or may not have always-present audio hardware).\n"); | |
983 | #endif | |
c8057f95 | 984 | exit(!is_help_option(optarg)); |
ad96090a BS |
985 | } |
986 | else { | |
987 | size_t l; | |
988 | const char *p; | |
989 | char *e; | |
990 | int bad_card = 0; | |
991 | ||
992 | if (!strcmp(optarg, "all")) { | |
993 | for (c = soundhw; c->name; ++c) { | |
994 | c->enabled = 1; | |
995 | } | |
996 | return; | |
997 | } | |
998 | ||
999 | p = optarg; | |
1000 | while (*p) { | |
1001 | e = strchr(p, ','); | |
1002 | l = !e ? strlen(p) : (size_t) (e - p); | |
1003 | ||
1004 | for (c = soundhw; c->name; ++c) { | |
1005 | if (!strncmp(c->name, p, l) && !c->name[l]) { | |
1006 | c->enabled = 1; | |
1007 | break; | |
1008 | } | |
1009 | } | |
1010 | ||
1011 | if (!c->name) { | |
1012 | if (l > 80) { | |
1013 | fprintf(stderr, | |
1014 | "Unknown sound card name (too big to show)\n"); | |
1015 | } | |
1016 | else { | |
1017 | fprintf(stderr, "Unknown sound card name `%.*s'\n", | |
1018 | (int) l, p); | |
1019 | } | |
1020 | bad_card = 1; | |
1021 | } | |
1022 | p += l + (e != NULL); | |
1023 | } | |
1024 | ||
1025 | if (bad_card) { | |
1026 | goto show_valid_cards; | |
1027 | } | |
1028 | } | |
1029 | } | |
0dfa5ef9 | 1030 | |
4a0f031d | 1031 | void audio_init(ISABus *isa_bus, PCIBus *pci_bus) |
0dfa5ef9 IY |
1032 | { |
1033 | struct soundhw *c; | |
1034 | ||
1035 | for (c = soundhw; c->name; ++c) { | |
1036 | if (c->enabled) { | |
1037 | if (c->isa) { | |
4a0f031d HP |
1038 | if (isa_bus) { |
1039 | c->init.init_isa(isa_bus); | |
0dfa5ef9 IY |
1040 | } |
1041 | } else { | |
1042 | if (pci_bus) { | |
1043 | c->init.init_pci(pci_bus); | |
1044 | } | |
1045 | } | |
1046 | } | |
1047 | } | |
1048 | } | |
ad96090a BS |
1049 | #else |
1050 | void select_soundhw(const char *optarg) | |
1051 | { | |
1052 | } | |
4a0f031d | 1053 | void audio_init(ISABus *isa_bus, PCIBus *pci_bus) |
0dfa5ef9 IY |
1054 | { |
1055 | } | |
ad96090a BS |
1056 | #endif |
1057 | ||
1058 | int qemu_uuid_parse(const char *str, uint8_t *uuid) | |
1059 | { | |
1060 | int ret; | |
1061 | ||
1062 | if (strlen(str) != 36) { | |
1063 | return -1; | |
1064 | } | |
1065 | ||
1066 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
1067 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
1068 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], | |
1069 | &uuid[15]); | |
1070 | ||
1071 | if (ret != 16) { | |
1072 | return -1; | |
1073 | } | |
1074 | #ifdef TARGET_I386 | |
1075 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
1076 | #endif | |
1077 | return 0; | |
1078 | } | |
1079 | ||
1080 | void do_acpitable_option(const char *optarg) | |
1081 | { | |
1082 | #ifdef TARGET_I386 | |
1083 | if (acpi_table_add(optarg) < 0) { | |
1084 | fprintf(stderr, "Wrong acpi table provided\n"); | |
1085 | exit(1); | |
1086 | } | |
1087 | #endif | |
1088 | } | |
1089 | ||
1090 | void do_smbios_option(const char *optarg) | |
1091 | { | |
1092 | #ifdef TARGET_I386 | |
1093 | if (smbios_entry_add(optarg) < 0) { | |
1094 | fprintf(stderr, "Wrong smbios provided\n"); | |
1095 | exit(1); | |
1096 | } | |
1097 | #endif | |
1098 | } | |
1099 | ||
1100 | void cpudef_init(void) | |
1101 | { | |
1102 | #if defined(cpudef_setup) | |
1103 | cpudef_setup(); /* parse cpu definitions in target config file */ | |
1104 | #endif | |
1105 | } | |
1106 | ||
1107 | int audio_available(void) | |
1108 | { | |
1109 | #ifdef HAS_AUDIO | |
1110 | return 1; | |
1111 | #else | |
1112 | return 0; | |
1113 | #endif | |
1114 | } | |
1115 | ||
303d4e86 AP |
1116 | int tcg_available(void) |
1117 | { | |
1118 | return 1; | |
1119 | } | |
1120 | ||
ad96090a BS |
1121 | int kvm_available(void) |
1122 | { | |
1123 | #ifdef CONFIG_KVM | |
1124 | return 1; | |
1125 | #else | |
1126 | return 0; | |
1127 | #endif | |
1128 | } | |
1129 | ||
1130 | int xen_available(void) | |
1131 | { | |
1132 | #ifdef CONFIG_XEN | |
1133 | return 1; | |
1134 | #else | |
1135 | return 0; | |
1136 | #endif | |
1137 | } | |
99afc91d DB |
1138 | |
1139 | ||
1140 | TargetInfo *qmp_query_target(Error **errp) | |
1141 | { | |
1142 | TargetInfo *info = g_malloc0(sizeof(*info)); | |
1143 | ||
1144 | info->arch = TARGET_TYPE; | |
1145 | ||
1146 | return info; | |
1147 | } |