4 * Copyright (c) 2003-2008 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
28 #include <sys/types.h>
34 #include "arch_init.h"
35 #include "audio/audio.h"
38 #include "hw/audiodev.h"
40 #include "migration.h"
43 #include "hw/smbios.h"
44 #include "exec-memory.h"
47 int graphic_width = 1024;
48 int graphic_height = 768;
49 int graphic_depth = 8;
51 int graphic_width = 800;
52 int graphic_height = 600;
53 int graphic_depth = 15;
56 const char arch_config_name[] = CONFIG_QEMU_CONFDIR "/target-" TARGET_ARCH ".conf";
58 #if defined(TARGET_ALPHA)
59 #define QEMU_ARCH QEMU_ARCH_ALPHA
60 #elif defined(TARGET_ARM)
61 #define QEMU_ARCH QEMU_ARCH_ARM
62 #elif defined(TARGET_CRIS)
63 #define QEMU_ARCH QEMU_ARCH_CRIS
64 #elif defined(TARGET_I386)
65 #define QEMU_ARCH QEMU_ARCH_I386
66 #elif defined(TARGET_M68K)
67 #define QEMU_ARCH QEMU_ARCH_M68K
68 #elif defined(TARGET_LM32)
69 #define QEMU_ARCH QEMU_ARCH_LM32
70 #elif defined(TARGET_MICROBLAZE)
71 #define QEMU_ARCH QEMU_ARCH_MICROBLAZE
72 #elif defined(TARGET_MIPS)
73 #define QEMU_ARCH QEMU_ARCH_MIPS
74 #elif defined(TARGET_PPC)
75 #define QEMU_ARCH QEMU_ARCH_PPC
76 #elif defined(TARGET_S390X)
77 #define QEMU_ARCH QEMU_ARCH_S390X
78 #elif defined(TARGET_SH4)
79 #define QEMU_ARCH QEMU_ARCH_SH4
80 #elif defined(TARGET_SPARC)
81 #define QEMU_ARCH QEMU_ARCH_SPARC
82 #elif defined(TARGET_XTENSA)
83 #define QEMU_ARCH QEMU_ARCH_XTENSA
86 const uint32_t arch_type = QEMU_ARCH;
88 /***********************************************************/
89 /* ram save/restore */
91 #define RAM_SAVE_FLAG_FULL 0x01 /* Obsolete, not used anymore */
92 #define RAM_SAVE_FLAG_COMPRESS 0x02
93 #define RAM_SAVE_FLAG_MEM_SIZE 0x04
94 #define RAM_SAVE_FLAG_PAGE 0x08
95 #define RAM_SAVE_FLAG_EOS 0x10
96 #define RAM_SAVE_FLAG_CONTINUE 0x20
100 #define VECTYPE vector unsigned char
101 #define SPLAT(p) vec_splat(vec_ld(0, p), 0)
102 #define ALL_EQ(v1, v2) vec_all_eq(v1, v2)
103 #elif defined __SSE2__
104 #include <emmintrin.h>
105 #define VECTYPE __m128i
106 #define SPLAT(p) _mm_set1_epi8(*(p))
107 #define ALL_EQ(v1, v2) (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) == 0xFFFF)
109 #define VECTYPE unsigned long
110 #define SPLAT(p) (*(p) * (~0UL / 255))
111 #define ALL_EQ(v1, v2) ((v1) == (v2))
114 static int is_dup_page(uint8_t *page)
116 VECTYPE *p = (VECTYPE *)page;
117 VECTYPE val = SPLAT(page);
120 for (i = 0; i < TARGET_PAGE_SIZE / sizeof(VECTYPE); i++) {
121 if (!ALL_EQ(val, p[i])) {
129 static RAMBlock *last_block;
130 static ram_addr_t last_offset;
132 static int ram_save_block(QEMUFile *f)
134 RAMBlock *block = last_block;
135 ram_addr_t offset = last_offset;
140 block = QLIST_FIRST(&ram_list.blocks);
144 if (memory_region_get_dirty(mr, offset, DIRTY_MEMORY_MIGRATION)) {
146 int cont = (block == last_block) ? RAM_SAVE_FLAG_CONTINUE : 0;
148 memory_region_reset_dirty(mr, offset, TARGET_PAGE_SIZE,
149 DIRTY_MEMORY_MIGRATION);
151 p = memory_region_get_ram_ptr(mr) + offset;
153 if (is_dup_page(p)) {
154 qemu_put_be64(f, offset | cont | RAM_SAVE_FLAG_COMPRESS);
156 qemu_put_byte(f, strlen(block->idstr));
157 qemu_put_buffer(f, (uint8_t *)block->idstr,
158 strlen(block->idstr));
160 qemu_put_byte(f, *p);
163 qemu_put_be64(f, offset | cont | RAM_SAVE_FLAG_PAGE);
165 qemu_put_byte(f, strlen(block->idstr));
166 qemu_put_buffer(f, (uint8_t *)block->idstr,
167 strlen(block->idstr));
169 qemu_put_buffer(f, p, TARGET_PAGE_SIZE);
170 bytes_sent = TARGET_PAGE_SIZE;
176 offset += TARGET_PAGE_SIZE;
177 if (offset >= block->length) {
179 block = QLIST_NEXT(block, next);
181 block = QLIST_FIRST(&ram_list.blocks);
183 } while (block != last_block || offset != last_offset);
186 last_offset = offset;
191 static uint64_t bytes_transferred;
193 static ram_addr_t ram_save_remaining(void)
196 ram_addr_t count = 0;
198 QLIST_FOREACH(block, &ram_list.blocks, next) {
200 for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) {
201 if (memory_region_get_dirty(block->mr, addr,
202 DIRTY_MEMORY_MIGRATION)) {
211 uint64_t ram_bytes_remaining(void)
213 return ram_save_remaining() * TARGET_PAGE_SIZE;
216 uint64_t ram_bytes_transferred(void)
218 return bytes_transferred;
221 uint64_t ram_bytes_total(void)
226 QLIST_FOREACH(block, &ram_list.blocks, next)
227 total += block->length;
232 static int block_compar(const void *a, const void *b)
234 RAMBlock * const *ablock = a;
235 RAMBlock * const *bblock = b;
237 return strcmp((*ablock)->idstr, (*bblock)->idstr);
240 static void sort_ram_list(void)
242 RAMBlock *block, *nblock, **blocks;
245 QLIST_FOREACH(block, &ram_list.blocks, next) {
248 blocks = g_malloc(n * sizeof *blocks);
250 QLIST_FOREACH_SAFE(block, &ram_list.blocks, next, nblock) {
252 QLIST_REMOVE(block, next);
254 qsort(blocks, n, sizeof *blocks, block_compar);
256 QLIST_INSERT_HEAD(&ram_list.blocks, blocks[n], next);
261 int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
264 uint64_t bytes_transferred_last;
266 uint64_t expected_time = 0;
270 memory_global_dirty_log_stop();
274 memory_global_sync_dirty_bitmap(get_system_memory());
278 bytes_transferred = 0;
283 /* Make sure all dirty bits are set */
284 QLIST_FOREACH(block, &ram_list.blocks, next) {
285 for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) {
286 if (!memory_region_get_dirty(block->mr, addr,
287 DIRTY_MEMORY_MIGRATION)) {
288 memory_region_set_dirty(block->mr, addr);
293 memory_global_dirty_log_start();
295 qemu_put_be64(f, ram_bytes_total() | RAM_SAVE_FLAG_MEM_SIZE);
297 QLIST_FOREACH(block, &ram_list.blocks, next) {
298 qemu_put_byte(f, strlen(block->idstr));
299 qemu_put_buffer(f, (uint8_t *)block->idstr, strlen(block->idstr));
300 qemu_put_be64(f, block->length);
304 bytes_transferred_last = bytes_transferred;
305 bwidth = qemu_get_clock_ns(rt_clock);
307 while ((ret = qemu_file_rate_limit(f)) == 0) {
310 bytes_sent = ram_save_block(f);
311 bytes_transferred += bytes_sent;
312 if (bytes_sent == 0) { /* no more blocks */
321 bwidth = qemu_get_clock_ns(rt_clock) - bwidth;
322 bwidth = (bytes_transferred - bytes_transferred_last) / bwidth;
324 /* if we haven't transferred anything this round, force expected_time to a
325 * a very high value, but without crashing */
330 /* try transferring iterative blocks of memory */
334 /* flush all remaining blocks regardless of rate limiting */
335 while ((bytes_sent = ram_save_block(f)) != 0) {
336 bytes_transferred += bytes_sent;
338 memory_global_dirty_log_stop();
341 qemu_put_be64(f, RAM_SAVE_FLAG_EOS);
343 expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth;
345 return (stage == 2) && (expected_time <= migrate_max_downtime());
348 static inline void *host_from_stream_offset(QEMUFile *f,
352 static RAMBlock *block = NULL;
356 if (flags & RAM_SAVE_FLAG_CONTINUE) {
358 fprintf(stderr, "Ack, bad migration stream!\n");
362 return memory_region_get_ram_ptr(block->mr) + offset;
365 len = qemu_get_byte(f);
366 qemu_get_buffer(f, (uint8_t *)id, len);
369 QLIST_FOREACH(block, &ram_list.blocks, next) {
370 if (!strncmp(id, block->idstr, sizeof(id)))
371 return memory_region_get_ram_ptr(block->mr) + offset;
374 fprintf(stderr, "Can't find block %s!\n", id);
378 int ram_load(QEMUFile *f, void *opaque, int version_id)
384 if (version_id < 4 || version_id > 4) {
389 addr = qemu_get_be64(f);
391 flags = addr & ~TARGET_PAGE_MASK;
392 addr &= TARGET_PAGE_MASK;
394 if (flags & RAM_SAVE_FLAG_MEM_SIZE) {
395 if (version_id == 4) {
396 /* Synchronize RAM block list */
399 ram_addr_t total_ram_bytes = addr;
401 while (total_ram_bytes) {
405 len = qemu_get_byte(f);
406 qemu_get_buffer(f, (uint8_t *)id, len);
408 length = qemu_get_be64(f);
410 QLIST_FOREACH(block, &ram_list.blocks, next) {
411 if (!strncmp(id, block->idstr, sizeof(id))) {
412 if (block->length != length)
419 fprintf(stderr, "Unknown ramblock \"%s\", cannot "
420 "accept migration\n", id);
424 total_ram_bytes -= length;
429 if (flags & RAM_SAVE_FLAG_COMPRESS) {
433 host = host_from_stream_offset(f, addr, flags);
438 ch = qemu_get_byte(f);
439 memset(host, ch, TARGET_PAGE_SIZE);
442 (!kvm_enabled() || kvm_has_sync_mmu())) {
443 qemu_madvise(host, TARGET_PAGE_SIZE, QEMU_MADV_DONTNEED);
446 } else if (flags & RAM_SAVE_FLAG_PAGE) {
449 host = host_from_stream_offset(f, addr, flags);
451 qemu_get_buffer(f, host, TARGET_PAGE_SIZE);
453 error = qemu_file_get_error(f);
457 } while (!(flags & RAM_SAVE_FLAG_EOS));
469 int (*init_isa) (ISABus *bus);
470 int (*init_pci) (PCIBus *bus);
474 static struct soundhw soundhw[] = {
475 #ifdef HAS_AUDIO_CHOICE
476 #if defined(TARGET_I386) || defined(TARGET_MIPS)
482 { .init_isa = pcspk_audio_init }
489 "Creative Sound Blaster 16",
492 { .init_isa = SB16_init }
496 #ifdef CONFIG_CS4231A
502 { .init_isa = cs4231a_init }
510 "Yamaha YMF262 (OPL3)",
512 "Yamaha YM3812 (OPL2)",
516 { .init_isa = Adlib_init }
523 "Gravis Ultrasound GF1",
526 { .init_isa = GUS_init }
533 "Intel 82801AA AC97 Audio",
536 { .init_pci = ac97_init }
543 "ENSONIQ AudioPCI ES1370",
546 { .init_pci = es1370_init }
556 { .init_pci = intel_hda_and_codec_init }
560 #endif /* HAS_AUDIO_CHOICE */
562 { NULL, NULL, 0, 0, { NULL } }
565 void select_soundhw(const char *optarg)
569 if (*optarg == '?') {
572 printf("Valid sound card names (comma separated):\n");
573 for (c = soundhw; c->name; ++c) {
574 printf ("%-11s %s\n", c->name, c->descr);
576 printf("\n-soundhw all will enable all of the above\n");
577 exit(*optarg != '?');
585 if (!strcmp(optarg, "all")) {
586 for (c = soundhw; c->name; ++c) {
595 l = !e ? strlen(p) : (size_t) (e - p);
597 for (c = soundhw; c->name; ++c) {
598 if (!strncmp(c->name, p, l) && !c->name[l]) {
607 "Unknown sound card name (too big to show)\n");
610 fprintf(stderr, "Unknown sound card name `%.*s'\n",
615 p += l + (e != NULL);
619 goto show_valid_cards;
624 void audio_init(ISABus *isa_bus, PCIBus *pci_bus)
628 for (c = soundhw; c->name; ++c) {
632 c->init.init_isa(isa_bus);
636 c->init.init_pci(pci_bus);
643 void select_soundhw(const char *optarg)
646 void audio_init(ISABus *isa_bus, PCIBus *pci_bus)
651 int qemu_uuid_parse(const char *str, uint8_t *uuid)
655 if (strlen(str) != 36) {
659 ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3],
660 &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9],
661 &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14],
668 smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid);
673 void do_acpitable_option(const char *optarg)
676 if (acpi_table_add(optarg) < 0) {
677 fprintf(stderr, "Wrong acpi table provided\n");
683 void do_smbios_option(const char *optarg)
686 if (smbios_entry_add(optarg) < 0) {
687 fprintf(stderr, "Wrong smbios provided\n");
693 void cpudef_init(void)
695 #if defined(cpudef_setup)
696 cpudef_setup(); /* parse cpu definitions in target config file */
700 int audio_available(void)
709 int tcg_available(void)
714 int kvm_available(void)
723 int xen_available(void)