[mirror_qemu.git] / arch_init.c

/*
 * QEMU System Emulator
 *
 * Copyright (c) 2003-2008 Fabrice Bellard
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#include <stdint.h>
#include <stdarg.h>
#ifndef _WIN32
#include <sys/mman.h>
#endif
#include "config.h"
#include "monitor.h"
#include "sysemu.h"
#include "arch_init.h"
#include "audio/audio.h"
#include "hw/pc.h"
#include "hw/pci.h"
#include "hw/audiodev.h"
#include "kvm.h"
#include "migration.h"
#include "net.h"
#include "gdbstub.h"
#include "hw/smbios.h"

#ifdef TARGET_SPARC
int graphic_width = 1024;
int graphic_height = 768;
int graphic_depth = 8;
#else
int graphic_width = 800;
int graphic_height = 600;
int graphic_depth = 15;
#endif

const char arch_config_name[] = CONFIG_QEMU_CONFDIR "/target-" TARGET_ARCH ".conf";

#if defined(TARGET_ALPHA)
#define QEMU_ARCH QEMU_ARCH_ALPHA
#elif defined(TARGET_ARM)
#define QEMU_ARCH QEMU_ARCH_ARM
#elif defined(TARGET_CRIS)
#define QEMU_ARCH QEMU_ARCH_CRIS
#elif defined(TARGET_I386)
#define QEMU_ARCH QEMU_ARCH_I386
#elif defined(TARGET_M68K)
#define QEMU_ARCH QEMU_ARCH_M68K
#elif defined(TARGET_MICROBLAZE)
#define QEMU_ARCH QEMU_ARCH_MICROBLAZE
#elif defined(TARGET_MIPS)
#define QEMU_ARCH QEMU_ARCH_MIPS
#elif defined(TARGET_PPC)
#define QEMU_ARCH QEMU_ARCH_PPC
#elif defined(TARGET_S390X)
#define QEMU_ARCH QEMU_ARCH_S390X
#elif defined(TARGET_SH4)
#define QEMU_ARCH QEMU_ARCH_SH4
#elif defined(TARGET_SPARC)
#define QEMU_ARCH QEMU_ARCH_SPARC
#endif

const uint32_t arch_type = QEMU_ARCH;

/***********************************************************/
/* ram save/restore */

#define RAM_SAVE_FLAG_FULL	0x01 /* Obsolete, not used anymore */
#define RAM_SAVE_FLAG_COMPRESS	0x02
#define RAM_SAVE_FLAG_MEM_SIZE	0x04
#define RAM_SAVE_FLAG_PAGE	0x08
#define RAM_SAVE_FLAG_EOS	0x10

static int is_dup_page(uint8_t *page, uint8_t ch)
{
    uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch;
    uint32_t *array = (uint32_t *)page;
    int i;

    for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) {
        if (array[i] != val) {
            return 0;
        }
    }

    return 1;
}

static int ram_save_block(QEMUFile *f)
{
    static ram_addr_t current_addr = 0;
    ram_addr_t saved_addr = current_addr;
    ram_addr_t addr = 0;
    int found = 0;

    while (addr < last_ram_offset) {
        if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) {
            uint8_t *p;

            cpu_physical_memory_reset_dirty(current_addr,
                                            current_addr + TARGET_PAGE_SIZE,
                                            MIGRATION_DIRTY_FLAG);

            p = qemu_get_ram_ptr(current_addr);

            if (is_dup_page(p, *p)) {
                qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS);
                qemu_put_byte(f, *p);
            } else {
                qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE);
                qemu_put_buffer(f, p, TARGET_PAGE_SIZE);
            }

            found = 1;
            break;
        }
        addr += TARGET_PAGE_SIZE;
        current_addr = (saved_addr + addr) % last_ram_offset;
    }

    return found;
}

static uint64_t bytes_transferred;

static ram_addr_t ram_save_remaining(void)
{
    ram_addr_t addr;
    ram_addr_t count = 0;

    for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) {
        if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
            count++;
        }
    }

    return count;
}

uint64_t ram_bytes_remaining(void)
{
    return ram_save_remaining() * TARGET_PAGE_SIZE;
}

uint64_t ram_bytes_transferred(void)
{
    return bytes_transferred;
}

uint64_t ram_bytes_total(void)
{
    return last_ram_offset;
}

int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
{
    ram_addr_t addr;
    uint64_t bytes_transferred_last;
    double bwidth = 0;
    uint64_t expected_time = 0;

    if (stage < 0) {
        cpu_physical_memory_set_dirty_tracking(0);
        return 0;
    }

    if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) {
        qemu_file_set_error(f);
        return 0;
    }

    if (stage == 1) {
        bytes_transferred = 0;

        /* Make sure all dirty bits are set */
        for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) {
            if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
                cpu_physical_memory_set_dirty(addr);
            }
        }

        /* Enable dirty memory tracking */
        cpu_physical_memory_set_dirty_tracking(1);

        qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE);
    }

    bytes_transferred_last = bytes_transferred;
    bwidth = qemu_get_clock_ns(rt_clock);

    while (!qemu_file_rate_limit(f)) {
        int ret;

        ret = ram_save_block(f);
        bytes_transferred += ret * TARGET_PAGE_SIZE;
        if (ret == 0) { /* no more blocks */
            break;
        }
    }

    bwidth = qemu_get_clock_ns(rt_clock) - bwidth;
    bwidth = (bytes_transferred - bytes_transferred_last) / bwidth;

    /* if we haven't transferred anything this round, force expected_time to a
     * a very high value, but without crashing */
    if (bwidth == 0) {
        bwidth = 0.000001;
    }

    /* try transferring iterative blocks of memory */
    if (stage == 3) {
        /* flush all remaining blocks regardless of rate limiting */
        while (ram_save_block(f) != 0) {
            bytes_transferred += TARGET_PAGE_SIZE;
        }
        cpu_physical_memory_set_dirty_tracking(0);
    }

    qemu_put_be64(f, RAM_SAVE_FLAG_EOS);

    expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth;

    return (stage == 2) && (expected_time <= migrate_max_downtime());
}

int ram_load(QEMUFile *f, void *opaque, int version_id)
{
    ram_addr_t addr;
    int flags;

    if (version_id != 3) {
        return -EINVAL;
    }

    do {
        addr = qemu_get_be64(f);

        flags = addr & ~TARGET_PAGE_MASK;
        addr &= TARGET_PAGE_MASK;

        if (flags & RAM_SAVE_FLAG_MEM_SIZE) {
            if (addr != last_ram_offset) {
                return -EINVAL;
            }
        }

        if (flags & RAM_SAVE_FLAG_COMPRESS) {
            uint8_t ch = qemu_get_byte(f);
            memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE);
#ifndef _WIN32
            if (ch == 0 &&
                (!kvm_enabled() || kvm_has_sync_mmu())) {
                madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE,
                        MADV_DONTNEED);
            }
#endif
        } else if (flags & RAM_SAVE_FLAG_PAGE) {
            qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE);
        }
        if (qemu_file_has_error(f)) {
            return -EIO;
        }
    } while (!(flags & RAM_SAVE_FLAG_EOS));

    return 0;
}

void qemu_service_io(void)
{
    qemu_notify_event();
}

#ifdef HAS_AUDIO
struct soundhw soundhw[] = {
#ifdef HAS_AUDIO_CHOICE
#if defined(TARGET_I386) || defined(TARGET_MIPS)
    {
        "pcspk",
        "PC speaker",
        0,
        1,
        { .init_isa = pcspk_audio_init }
    },
#endif

#ifdef CONFIG_SB16
    {
        "sb16",
        "Creative Sound Blaster 16",
        0,
        1,
        { .init_isa = SB16_init }
    },
#endif

#ifdef CONFIG_CS4231A
    {
        "cs4231a",
        "CS4231A",
        0,
        1,
        { .init_isa = cs4231a_init }
    },
#endif

#ifdef CONFIG_ADLIB
    {
        "adlib",
#ifdef HAS_YMF262
        "Yamaha YMF262 (OPL3)",
#else
        "Yamaha YM3812 (OPL2)",
#endif
        0,
        1,
        { .init_isa = Adlib_init }
    },
#endif

#ifdef CONFIG_GUS
    {
        "gus",
        "Gravis Ultrasound GF1",
        0,
        1,
        { .init_isa = GUS_init }
    },
#endif

#ifdef CONFIG_AC97
    {
        "ac97",
        "Intel 82801AA AC97 Audio",
        0,
        0,
        { .init_pci = ac97_init }
    },
#endif

#ifdef CONFIG_ES1370
    {
        "es1370",
        "ENSONIQ AudioPCI ES1370",
        0,
        0,
        { .init_pci = es1370_init }
    },
#endif

#endif /* HAS_AUDIO_CHOICE */

    { NULL, NULL, 0, 0, { NULL } }
};

void select_soundhw(const char *optarg)
{
    struct soundhw *c;

    if (*optarg == '?') {
    show_valid_cards:

        printf("Valid sound card names (comma separated):\n");
        for (c = soundhw; c->name; ++c) {
            printf ("%-11s %s\n", c->name, c->descr);
        }
        printf("\n-soundhw all will enable all of the above\n");
        exit(*optarg != '?');
    }
    else {
        size_t l;
        const char *p;
        char *e;
        int bad_card = 0;

        if (!strcmp(optarg, "all")) {
            for (c = soundhw; c->name; ++c) {
                c->enabled = 1;
            }
            return;
        }

        p = optarg;
        while (*p) {
            e = strchr(p, ',');
            l = !e ? strlen(p) : (size_t) (e - p);

            for (c = soundhw; c->name; ++c) {
                if (!strncmp(c->name, p, l) && !c->name[l]) {
                    c->enabled = 1;
                    break;
                }
            }

            if (!c->name) {
                if (l > 80) {
                    fprintf(stderr,
                            "Unknown sound card name (too big to show)\n");
                }
                else {
                    fprintf(stderr, "Unknown sound card name `%.*s'\n",
                            (int) l, p);
                }
                bad_card = 1;
            }
            p += l + (e != NULL);
        }

        if (bad_card) {
            goto show_valid_cards;
        }
    }
}
#else
void select_soundhw(const char *optarg)
{
}
#endif

int qemu_uuid_parse(const char *str, uint8_t *uuid)
{
    int ret;

    if (strlen(str) != 36) {
        return -1;
    }

    ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3],
                 &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9],
                 &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14],
                 &uuid[15]);

    if (ret != 16) {
        return -1;
    }
#ifdef TARGET_I386
    smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid);
#endif
    return 0;
}

void do_acpitable_option(const char *optarg)
{
#ifdef TARGET_I386
    if (acpi_table_add(optarg) < 0) {
        fprintf(stderr, "Wrong acpi table provided\n");
        exit(1);
    }
#endif
}

void do_smbios_option(const char *optarg)
{
#ifdef TARGET_I386
    if (smbios_entry_add(optarg) < 0) {
        fprintf(stderr, "Wrong smbios provided\n");
        exit(1);
    }
#endif
}

void cpudef_init(void)
{
#if defined(cpudef_setup)
    cpudef_setup(); /* parse cpu definitions in target config file */
#endif
}

int audio_available(void)
{
#ifdef HAS_AUDIO
    return 1;
#else
    return 0;
#endif
}

int kvm_available(void)
{
#ifdef CONFIG_KVM
    return 1;
#else
    return 0;
#endif
}

int xen_available(void)
{
#ifdef CONFIG_XEN
    return 1;
#else
    return 0;
#endif
}
Commit	Line	Data
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>
	26	#ifndef _WIN32
	27	#include <sys/mman.h>
	28	#endif
	29	#include "config.h"
	30	#include "monitor.h"
	31	#include "sysemu.h"
	32	#include "arch_init.h"
	33	#include "audio/audio.h"
	34	#include "hw/pc.h"
	35	#include "hw/pci.h"
	36	#include "hw/audiodev.h"
	37	#include "kvm.h"
	38	#include "migration.h"
	39	#include "net.h"
	40	#include "gdbstub.h"
	41	#include "hw/smbios.h"
	42
	43	#ifdef TARGET_SPARC
	44	int graphic_width = 1024;
	45	int graphic_height = 768;
	46	int graphic_depth = 8;
	47	#else
	48	int graphic_width = 800;
	49	int graphic_height = 600;
	50	int graphic_depth = 15;
	51	#endif
	52
	53	const char arch_config_name[] = CONFIG_QEMU_CONFDIR "/target-" TARGET_ARCH ".conf";
	54
	55	#if defined(TARGET_ALPHA)
	56	#define QEMU_ARCH QEMU_ARCH_ALPHA
	57	#elif defined(TARGET_ARM)
	58	#define QEMU_ARCH QEMU_ARCH_ARM
	59	#elif defined(TARGET_CRIS)
	60	#define QEMU_ARCH QEMU_ARCH_CRIS
	61	#elif defined(TARGET_I386)
	62	#define QEMU_ARCH QEMU_ARCH_I386
	63	#elif defined(TARGET_M68K)
	64	#define QEMU_ARCH QEMU_ARCH_M68K
65	#elif defined(TARGET_MICROBLAZE)
66	#define QEMU_ARCH QEMU_ARCH_MICROBLAZE
67	#elif defined(TARGET_MIPS)
68	#define QEMU_ARCH QEMU_ARCH_MIPS
69	#elif defined(TARGET_PPC)
70	#define QEMU_ARCH QEMU_ARCH_PPC
71	#elif defined(TARGET_S390X)
72	#define QEMU_ARCH QEMU_ARCH_S390X
73	#elif defined(TARGET_SH4)
74	#define QEMU_ARCH QEMU_ARCH_SH4
75	#elif defined(TARGET_SPARC)
76	#define QEMU_ARCH QEMU_ARCH_SPARC
77	#endif
78
79	const uint32_t arch_type = QEMU_ARCH;
80
81	/***********************************************************/
82	/* ram save/restore */
83
84	#define RAM_SAVE_FLAG_FULL 0x01 /* Obsolete, not used anymore */
85	#define RAM_SAVE_FLAG_COMPRESS 0x02
86	#define RAM_SAVE_FLAG_MEM_SIZE 0x04
87	#define RAM_SAVE_FLAG_PAGE 0x08
88	#define RAM_SAVE_FLAG_EOS 0x10
89
90	static int is_dup_page(uint8_t *page, uint8_t ch)
91	{
92	uint32_t val = ch << 24 \| ch << 16 \| ch << 8 \| ch;
93	uint32_t array = (uint32_t )page;
94	int i;
95
96	for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) {
97	if (array[i] != val) {
98	return 0;
99	}
100	}
101
102	return 1;
103	}
104
105	static int ram_save_block(QEMUFile *f)
106	{
107	static ram_addr_t current_addr = 0;
108	ram_addr_t saved_addr = current_addr;
109	ram_addr_t addr = 0;
110	int found = 0;
111
112	while (addr < last_ram_offset) {
113	if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) {
114	uint8_t *p;
115
116	cpu_physical_memory_reset_dirty(current_addr,
117	current_addr + TARGET_PAGE_SIZE,
118	MIGRATION_DIRTY_FLAG);
119
120	p = qemu_get_ram_ptr(current_addr);
121
122	if (is_dup_page(p, *p)) {
123	qemu_put_be64(f, current_addr \| RAM_SAVE_FLAG_COMPRESS);
124	qemu_put_byte(f, *p);
125	} else {
126	qemu_put_be64(f, current_addr \| RAM_SAVE_FLAG_PAGE);
127	qemu_put_buffer(f, p, TARGET_PAGE_SIZE);
128	}
129
130	found = 1;
131	break;
132	}
133	addr += TARGET_PAGE_SIZE;
134	current_addr = (saved_addr + addr) % last_ram_offset;
135	}
136
137	return found;
138	}
139
140	static uint64_t bytes_transferred;
141
142	static ram_addr_t ram_save_remaining(void)
143	{
144	ram_addr_t addr;
145	ram_addr_t count = 0;
146
147	for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) {
148	if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
149	count++;
150	}
151	}
152
153	return count;
154	}
155
156	uint64_t ram_bytes_remaining(void)
157	{
158	return ram_save_remaining() * TARGET_PAGE_SIZE;
159	}
160
161	uint64_t ram_bytes_transferred(void)
162	{
163	return bytes_transferred;
164	}
165
166	uint64_t ram_bytes_total(void)
167	{
168	return last_ram_offset;
169	}
170
171	int ram_save_live(Monitor mon, QEMUFile f, int stage, void *opaque)
172	{
173	ram_addr_t addr;
174	uint64_t bytes_transferred_last;
175	double bwidth = 0;
176	uint64_t expected_time = 0;
177
178	if (stage < 0) {
179	cpu_physical_memory_set_dirty_tracking(0);
180	return 0;
181	}
182
183	if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) {
184	qemu_file_set_error(f);
185	return 0;
186	}
187
188	if (stage == 1) {
189	bytes_transferred = 0;
190
191	/* Make sure all dirty bits are set */
192	for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) {
193	if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
194	cpu_physical_memory_set_dirty(addr);
195	}
196	}
197
198	/* Enable dirty memory tracking */
199	cpu_physical_memory_set_dirty_tracking(1);
200
201	qemu_put_be64(f, last_ram_offset \| RAM_SAVE_FLAG_MEM_SIZE);
202	}
203
204	bytes_transferred_last = bytes_transferred;
205	bwidth = qemu_get_clock_ns(rt_clock);
206
207	while (!qemu_file_rate_limit(f)) {
208	int ret;
209
210	ret = ram_save_block(f);
211	bytes_transferred += ret * TARGET_PAGE_SIZE;
212	if (ret == 0) { /* no more blocks */
213	break;
214	}
215	}
216
217	bwidth = qemu_get_clock_ns(rt_clock) - bwidth;
218	bwidth = (bytes_transferred - bytes_transferred_last) / bwidth;
219
220	/* if we haven't transferred anything this round, force expected_time to a
221	* a very high value, but without crashing */
222	if (bwidth == 0) {
223	bwidth = 0.000001;
224	}
225
226	/* try transferring iterative blocks of memory */
227	if (stage == 3) {
228	/* flush all remaining blocks regardless of rate limiting */
229	while (ram_save_block(f) != 0) {
230	bytes_transferred += TARGET_PAGE_SIZE;
231	}
232	cpu_physical_memory_set_dirty_tracking(0);
233	}
234
235	qemu_put_be64(f, RAM_SAVE_FLAG_EOS);
236
237	expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth;
238
239	return (stage == 2) && (expected_time <= migrate_max_downtime());
240	}
241
242	int ram_load(QEMUFile f, void opaque, int version_id)
243	{
244	ram_addr_t addr;
245	int flags;
246
247	if (version_id != 3) {
248	return -EINVAL;
249	}
250
251	do {
252	addr = qemu_get_be64(f);
253
254	flags = addr & ~TARGET_PAGE_MASK;
255	addr &= TARGET_PAGE_MASK;
256
257	if (flags & RAM_SAVE_FLAG_MEM_SIZE) {
258	if (addr != last_ram_offset) {
259	return -EINVAL;
260	}
261	}
262
263	if (flags & RAM_SAVE_FLAG_COMPRESS) {
264	uint8_t ch = qemu_get_byte(f);
265	memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE);
266	#ifndef _WIN32
267	if (ch == 0 &&
268	(!kvm_enabled() \|\| kvm_has_sync_mmu())) {
269	madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE,
270	MADV_DONTNEED);
271	}
272	#endif
273	} else if (flags & RAM_SAVE_FLAG_PAGE) {
274	qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE);
275	}
276	if (qemu_file_has_error(f)) {
277	return -EIO;
278	}
279	} while (!(flags & RAM_SAVE_FLAG_EOS));
280
281	return 0;
282	}
283
284	void qemu_service_io(void)
285	{
286	qemu_notify_event();
287	}
288
289	#ifdef HAS_AUDIO
290	struct soundhw soundhw[] = {
291	#ifdef HAS_AUDIO_CHOICE
292	#if defined(TARGET_I386) \|\| defined(TARGET_MIPS)
293	{
294	"pcspk",
295	"PC speaker",
296	0,
297	1,
298	{ .init_isa = pcspk_audio_init }
299	},
300	#endif
301
302	#ifdef CONFIG_SB16
303	{
304	"sb16",
305	"Creative Sound Blaster 16",
306	0,
307	1,
308	{ .init_isa = SB16_init }
309	},
310	#endif
311
312	#ifdef CONFIG_CS4231A
313	{
314	"cs4231a",
315	"CS4231A",
316	0,
317	1,
318	{ .init_isa = cs4231a_init }
319	},
320	#endif
321
322	#ifdef CONFIG_ADLIB
323	{
324	"adlib",
325	#ifdef HAS_YMF262
326	"Yamaha YMF262 (OPL3)",
327	#else
328	"Yamaha YM3812 (OPL2)",
329	#endif
330	0,
331	1,
332	{ .init_isa = Adlib_init }
333	},
334	#endif
335
336	#ifdef CONFIG_GUS
337	{
338	"gus",
339	"Gravis Ultrasound GF1",
340	0,
341	1,
342	{ .init_isa = GUS_init }
343	},
344	#endif
345
346	#ifdef CONFIG_AC97
347	{
348	"ac97",
349	"Intel 82801AA AC97 Audio",
350	0,
351	0,
352	{ .init_pci = ac97_init }
353	},
354	#endif
355
356	#ifdef CONFIG_ES1370
357	{
358	"es1370",
359	"ENSONIQ AudioPCI ES1370",
360	0,
361	0,
362	{ .init_pci = es1370_init }
363	},
364	#endif
365
366	#endif /* HAS_AUDIO_CHOICE */
367
368	{ NULL, NULL, 0, 0, { NULL } }
369	};
370
371	void select_soundhw(const char *optarg)
372	{
373	struct soundhw *c;
374
375	if (*optarg == '?') {
376	show_valid_cards:
377
378	printf("Valid sound card names (comma separated):\n");
379	for (c = soundhw; c->name; ++c) {
380	printf ("%-11s %s\n", c->name, c->descr);
381	}
382	printf("\n-soundhw all will enable all of the above\n");
383	exit(*optarg != '?');
384	}
385	else {
386	size_t l;
387	const char *p;
388	char *e;
389	int bad_card = 0;
390
391	if (!strcmp(optarg, "all")) {
392	for (c = soundhw; c->name; ++c) {
393	c->enabled = 1;
394	}
395	return;
396	}
397
398	p = optarg;
399	while (*p) {
400	e = strchr(p, ',');
401	l = !e ? strlen(p) : (size_t) (e - p);
402
403	for (c = soundhw; c->name; ++c) {
404	if (!strncmp(c->name, p, l) && !c->name[l]) {
405	c->enabled = 1;
406	break;
407	}
408	}
409
410	if (!c->name) {
411	if (l > 80) {
412	fprintf(stderr,
413	"Unknown sound card name (too big to show)\n");
414	}
415	else {
416	fprintf(stderr, "Unknown sound card name `%.*s'\n",
417	(int) l, p);
418	}
419	bad_card = 1;
420	}
421	p += l + (e != NULL);
422	}
423
424	if (bad_card) {
425	goto show_valid_cards;
426	}
427	}
428	}
429	#else
430	void select_soundhw(const char *optarg)
431	{
432	}
433	#endif
434
435	int qemu_uuid_parse(const char str, uint8_t uuid)
436	{
437	int ret;
438
439	if (strlen(str) != 36) {
440	return -1;
441	}
442
443	ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3],
444	&uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9],
445	&uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14],
446	&uuid[15]);
447
448	if (ret != 16) {
449	return -1;
450	}
451	#ifdef TARGET_I386
452	smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid);
453	#endif
454	return 0;
455	}
456
457	void do_acpitable_option(const char *optarg)
458	{
459	#ifdef TARGET_I386
460	if (acpi_table_add(optarg) < 0) {
461	fprintf(stderr, "Wrong acpi table provided\n");
462	exit(1);
463	}
464	#endif
465	}
466
467	void do_smbios_option(const char *optarg)
468	{
469	#ifdef TARGET_I386
470	if (smbios_entry_add(optarg) < 0) {
471	fprintf(stderr, "Wrong smbios provided\n");
472	exit(1);
473	}
474	#endif
475	}
476
477	void cpudef_init(void)
478	{
479	#if defined(cpudef_setup)
480	cpudef_setup(); /* parse cpu definitions in target config file */
481	#endif
482	}
483
484	int audio_available(void)
485	{
486	#ifdef HAS_AUDIO
487	return 1;
488	#else
489	return 0;
490	#endif
491	}
492
493	int kvm_available(void)
494	{
495	#ifdef CONFIG_KVM
496	return 1;
497	#else
498	return 0;
499	#endif
500	}
501
502	int xen_available(void)
503	{
504	#ifdef CONFIG_XEN
505	return 1;
506	#else
507	return 0;
508	#endif
509	}