[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/types.h>
#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
1c47cb16	27	#include <sys/types.h>
ad96090a BS	28	#include <sys/mman.h>
	29	#endif
	30	#include "config.h"
	31	#include "monitor.h"
	32	#include "sysemu.h"
	33	#include "arch_init.h"
	34	#include "audio/audio.h"
	35	#include "hw/pc.h"
	36	#include "hw/pci.h"
	37	#include "hw/audiodev.h"
	38	#include "kvm.h"
	39	#include "migration.h"
	40	#include "net.h"
	41	#include "gdbstub.h"
	42	#include "hw/smbios.h"
	43
	44	#ifdef TARGET_SPARC
	45	int graphic_width = 1024;
	46	int graphic_height = 768;
	47	int graphic_depth = 8;
	48	#else
	49	int graphic_width = 800;
	50	int graphic_height = 600;
	51	int graphic_depth = 15;
	52	#endif
	53
	54	const char arch_config_name[] = CONFIG_QEMU_CONFDIR "/target-" TARGET_ARCH ".conf";
	55
	56	#if defined(TARGET_ALPHA)
	57	#define QEMU_ARCH QEMU_ARCH_ALPHA
	58	#elif defined(TARGET_ARM)
	59	#define QEMU_ARCH QEMU_ARCH_ARM
	60	#elif defined(TARGET_CRIS)
	61	#define QEMU_ARCH QEMU_ARCH_CRIS
	62	#elif defined(TARGET_I386)
	63	#define QEMU_ARCH QEMU_ARCH_I386
	64	#elif defined(TARGET_M68K)
	65	#define QEMU_ARCH QEMU_ARCH_M68K
	66	#elif defined(TARGET_MICROBLAZE)
	67	#define QEMU_ARCH QEMU_ARCH_MICROBLAZE
	68	#elif defined(TARGET_MIPS)
	69	#define QEMU_ARCH QEMU_ARCH_MIPS
	70	#elif defined(TARGET_PPC)
	71	#define QEMU_ARCH QEMU_ARCH_PPC
	72	#elif defined(TARGET_S390X)
	73	#define QEMU_ARCH QEMU_ARCH_S390X
	74	#elif defined(TARGET_SH4)
	75	#define QEMU_ARCH QEMU_ARCH_SH4
	76	#elif defined(TARGET_SPARC)
	77	#define QEMU_ARCH QEMU_ARCH_SPARC
	78	#endif
	79
	80	const uint32_t arch_type = QEMU_ARCH;
	81
	82	/***********************************************************/
	83	/* ram save/restore */
	84
	85	#define RAM_SAVE_FLAG_FULL 0x01 /* Obsolete, not used anymore */
	86	#define RAM_SAVE_FLAG_COMPRESS 0x02
	87	#define RAM_SAVE_FLAG_MEM_SIZE 0x04
	88	#define RAM_SAVE_FLAG_PAGE 0x08
	89	#define RAM_SAVE_FLAG_EOS 0x10
	90
	91	static int is_dup_page(uint8_t *page, uint8_t ch)
92	{
93	uint32_t val = ch << 24 \| ch << 16 \| ch << 8 \| ch;
94	uint32_t array = (uint32_t )page;
95	int i;
96
97	for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) {
98	if (array[i] != val) {
99	return 0;
100	}
101	}
102
103	return 1;
104	}
105
106	static int ram_save_block(QEMUFile *f)
107	{
108	static ram_addr_t current_addr = 0;
109	ram_addr_t saved_addr = current_addr;
110	ram_addr_t addr = 0;
111	int found = 0;
112
113	while (addr < last_ram_offset) {
114	if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) {
115	uint8_t *p;
116
117	cpu_physical_memory_reset_dirty(current_addr,
118	current_addr + TARGET_PAGE_SIZE,
119	MIGRATION_DIRTY_FLAG);
120
121	p = qemu_get_ram_ptr(current_addr);
122
123	if (is_dup_page(p, *p)) {
124	qemu_put_be64(f, current_addr \| RAM_SAVE_FLAG_COMPRESS);
125	qemu_put_byte(f, *p);
126	} else {
127	qemu_put_be64(f, current_addr \| RAM_SAVE_FLAG_PAGE);
128	qemu_put_buffer(f, p, TARGET_PAGE_SIZE);
129	}
130
131	found = 1;
132	break;
133	}
134	addr += TARGET_PAGE_SIZE;
135	current_addr = (saved_addr + addr) % last_ram_offset;
136	}
137
138	return found;
139	}
140
141	static uint64_t bytes_transferred;
142
143	static ram_addr_t ram_save_remaining(void)
144	{
145	ram_addr_t addr;
146	ram_addr_t count = 0;
147
148	for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) {
149	if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
150	count++;
151	}
152	}
153
154	return count;
155	}
156
157	uint64_t ram_bytes_remaining(void)
158	{
159	return ram_save_remaining() * TARGET_PAGE_SIZE;
160	}
161
162	uint64_t ram_bytes_transferred(void)
163	{
164	return bytes_transferred;
165	}
166
167	uint64_t ram_bytes_total(void)
168	{
169	return last_ram_offset;
170	}
171
172	int ram_save_live(Monitor mon, QEMUFile f, int stage, void *opaque)
173	{
174	ram_addr_t addr;
175	uint64_t bytes_transferred_last;
176	double bwidth = 0;
177	uint64_t expected_time = 0;
178
179	if (stage < 0) {
180	cpu_physical_memory_set_dirty_tracking(0);
181	return 0;
182	}
183
184	if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) {
185	qemu_file_set_error(f);
186	return 0;
187	}
188
189	if (stage == 1) {
190	bytes_transferred = 0;
191
192	/* Make sure all dirty bits are set */
193	for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) {
194	if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
195	cpu_physical_memory_set_dirty(addr);
196	}
197	}
198
199	/* Enable dirty memory tracking */
200	cpu_physical_memory_set_dirty_tracking(1);
201
202	qemu_put_be64(f, last_ram_offset \| RAM_SAVE_FLAG_MEM_SIZE);
203	}
204
205	bytes_transferred_last = bytes_transferred;
206	bwidth = qemu_get_clock_ns(rt_clock);
207
208	while (!qemu_file_rate_limit(f)) {
209	int ret;
210
211	ret = ram_save_block(f);
212	bytes_transferred += ret * TARGET_PAGE_SIZE;
213	if (ret == 0) { /* no more blocks */
214	break;
215	}
216	}
217
218	bwidth = qemu_get_clock_ns(rt_clock) - bwidth;
219	bwidth = (bytes_transferred - bytes_transferred_last) / bwidth;
220
221	/* if we haven't transferred anything this round, force expected_time to a
222	* a very high value, but without crashing */
223	if (bwidth == 0) {
224	bwidth = 0.000001;
225	}
226
227	/* try transferring iterative blocks of memory */
228	if (stage == 3) {
229	/* flush all remaining blocks regardless of rate limiting */
230	while (ram_save_block(f) != 0) {
231	bytes_transferred += TARGET_PAGE_SIZE;
232	}
233	cpu_physical_memory_set_dirty_tracking(0);
234	}
235
236	qemu_put_be64(f, RAM_SAVE_FLAG_EOS);
237
238	expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth;
239
240	return (stage == 2) && (expected_time <= migrate_max_downtime());
241	}
242
243	int ram_load(QEMUFile f, void opaque, int version_id)
244	{
245	ram_addr_t addr;
246	int flags;
247
248	if (version_id != 3) {
249	return -EINVAL;
250	}
251
252	do {
253	addr = qemu_get_be64(f);
254
255	flags = addr & ~TARGET_PAGE_MASK;
256	addr &= TARGET_PAGE_MASK;
257
258	if (flags & RAM_SAVE_FLAG_MEM_SIZE) {
259	if (addr != last_ram_offset) {
260	return -EINVAL;
261	}
262	}
263
264	if (flags & RAM_SAVE_FLAG_COMPRESS) {
265	uint8_t ch = qemu_get_byte(f);
266	memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE);
267	#ifndef _WIN32
268	if (ch == 0 &&
269	(!kvm_enabled() \|\| kvm_has_sync_mmu())) {
270	madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE,
271	MADV_DONTNEED);
272	}
273	#endif
274	} else if (flags & RAM_SAVE_FLAG_PAGE) {
275	qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE);
276	}
277	if (qemu_file_has_error(f)) {
278	return -EIO;
279	}
280	} while (!(flags & RAM_SAVE_FLAG_EOS));
281
282	return 0;
283	}
284
285	void qemu_service_io(void)
286	{
287	qemu_notify_event();
288	}
289
290	#ifdef HAS_AUDIO
291	struct soundhw soundhw[] = {
292	#ifdef HAS_AUDIO_CHOICE
293	#if defined(TARGET_I386) \|\| defined(TARGET_MIPS)
294	{
295	"pcspk",
296	"PC speaker",
297	0,
298	1,
299	{ .init_isa = pcspk_audio_init }
300	},
301	#endif
302
303	#ifdef CONFIG_SB16
304	{
305	"sb16",
306	"Creative Sound Blaster 16",
307	0,
308	1,
309	{ .init_isa = SB16_init }
310	},
311	#endif
312
313	#ifdef CONFIG_CS4231A
314	{
315	"cs4231a",
316	"CS4231A",
317	0,
318	1,
319	{ .init_isa = cs4231a_init }
320	},
321	#endif
322
323	#ifdef CONFIG_ADLIB
324	{
325	"adlib",
326	#ifdef HAS_YMF262
327	"Yamaha YMF262 (OPL3)",
328	#else
329	"Yamaha YM3812 (OPL2)",
330	#endif
331	0,
332	1,
333	{ .init_isa = Adlib_init }
334	},
335	#endif
336
337	#ifdef CONFIG_GUS
338	{
339	"gus",
340	"Gravis Ultrasound GF1",
341	0,
342	1,
343	{ .init_isa = GUS_init }
344	},
345	#endif
346
347	#ifdef CONFIG_AC97
348	{
349	"ac97",
350	"Intel 82801AA AC97 Audio",
351	0,
352	0,
353	{ .init_pci = ac97_init }
354	},
355	#endif
356
357	#ifdef CONFIG_ES1370
358	{
359	"es1370",
360	"ENSONIQ AudioPCI ES1370",
361	0,
362	0,
363	{ .init_pci = es1370_init }
364	},
365	#endif
366
367	#endif /* HAS_AUDIO_CHOICE */
368
369	{ NULL, NULL, 0, 0, { NULL } }
370	};
371
372	void select_soundhw(const char *optarg)
373	{
374	struct soundhw *c;
375
376	if (*optarg == '?') {
377	show_valid_cards:
378
379	printf("Valid sound card names (comma separated):\n");
380	for (c = soundhw; c->name; ++c) {
381	printf ("%-11s %s\n", c->name, c->descr);
382	}
383	printf("\n-soundhw all will enable all of the above\n");
384	exit(*optarg != '?');
385	}
386	else {
387	size_t l;
388	const char *p;
389	char *e;
390	int bad_card = 0;
391
392	if (!strcmp(optarg, "all")) {
393	for (c = soundhw; c->name; ++c) {
394	c->enabled = 1;
395	}
396	return;
397	}
398
399	p = optarg;
400	while (*p) {
401	e = strchr(p, ',');
402	l = !e ? strlen(p) : (size_t) (e - p);
403
404	for (c = soundhw; c->name; ++c) {
405	if (!strncmp(c->name, p, l) && !c->name[l]) {
406	c->enabled = 1;
407	break;
408	}
409	}
410
411	if (!c->name) {
412	if (l > 80) {
413	fprintf(stderr,
414	"Unknown sound card name (too big to show)\n");
415	}
416	else {
417	fprintf(stderr, "Unknown sound card name `%.*s'\n",
418	(int) l, p);
419	}
420	bad_card = 1;
421	}
422	p += l + (e != NULL);
423	}
424
425	if (bad_card) {
426	goto show_valid_cards;
427	}
428	}
429	}
430	#else
431	void select_soundhw(const char *optarg)
432	{
433	}
434	#endif
435
436	int qemu_uuid_parse(const char str, uint8_t uuid)
437	{
438	int ret;
439
440	if (strlen(str) != 36) {
441	return -1;
442	}
443
444	ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3],
445	&uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9],
446	&uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14],
447	&uuid[15]);
448
449	if (ret != 16) {
450	return -1;
451	}
452	#ifdef TARGET_I386
453	smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid);
454	#endif
455	return 0;
456	}
457
458	void do_acpitable_option(const char *optarg)
459	{
460	#ifdef TARGET_I386
461	if (acpi_table_add(optarg) < 0) {
462	fprintf(stderr, "Wrong acpi table provided\n");
463	exit(1);
464	}
465	#endif
466	}
467
468	void do_smbios_option(const char *optarg)
469	{
470	#ifdef TARGET_I386
471	if (smbios_entry_add(optarg) < 0) {
472	fprintf(stderr, "Wrong smbios provided\n");
473	exit(1);
474	}
475	#endif
476	}
477
478	void cpudef_init(void)
479	{
480	#if defined(cpudef_setup)
481	cpudef_setup(); /* parse cpu definitions in target config file */
482	#endif
483	}
484
485	int audio_available(void)
486	{
487	#ifdef HAS_AUDIO
488	return 1;
489	#else
490	return 0;
491	#endif
492	}
493
494	int kvm_available(void)
495	{
496	#ifdef CONFIG_KVM
497	return 1;
498	#else
499	return 0;
500	#endif
501	}
502
503	int xen_available(void)
504	{
505	#ifdef CONFIG_XEN
506	return 1;
507	#else
508	return 0;
509	#endif
510	}