[mirror_qemu.git] / hw / qdev-properties.c

#include "sysemu.h"
#include "qdev.h"

void *qdev_get_prop_ptr(DeviceState *dev, Property *prop)
{
    void *ptr = dev;
    ptr += prop->offset;
    return ptr;
}

/* --- 16bit integer --- */

static int parse_uint16(DeviceState *dev, Property *prop, const char *str)
{
    uint16_t *ptr = qdev_get_prop_ptr(dev, prop);
    const char *fmt;

    /* accept both hex and decimal */
    fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx16 : "%" PRIu16;
    if (sscanf(str, fmt, ptr) != 1)
        return -1;
    return 0;
}

static int print_uint16(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint16_t *ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "%" PRIu16, *ptr);
}

PropertyInfo qdev_prop_uint16 = {
    .name  = "uint16",
    .type  = PROP_TYPE_UINT16,
    .size  = sizeof(uint16_t),
    .parse = parse_uint16,
    .print = print_uint16,
};

/* --- 32bit integer --- */

static int parse_uint32(DeviceState *dev, Property *prop, const char *str)
{
    uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
    const char *fmt;

    /* accept both hex and decimal */
    fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx32 : "%" PRIu32;
    if (sscanf(str, fmt, ptr) != 1)
        return -1;
    return 0;
}

static int print_uint32(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "%" PRIu32, *ptr);
}

PropertyInfo qdev_prop_uint32 = {
    .name  = "uint32",
    .type  = PROP_TYPE_UINT32,
    .size  = sizeof(uint32_t),
    .parse = parse_uint32,
    .print = print_uint32,
};

/* --- 32bit hex value --- */

static int parse_hex32(DeviceState *dev, Property *prop, const char *str)
{
    uint32_t *ptr = qdev_get_prop_ptr(dev, prop);

    if (sscanf(str, "%" PRIx32, ptr) != 1)
        return -1;
    return 0;
}

static int print_hex32(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "0x%" PRIx32, *ptr);
}

PropertyInfo qdev_prop_hex32 = {
    .name  = "hex32",
    .type  = PROP_TYPE_UINT32,
    .size  = sizeof(uint32_t),
    .parse = parse_hex32,
    .print = print_hex32,
};

/* --- 64bit integer --- */

static int parse_uint64(DeviceState *dev, Property *prop, const char *str)
{
    uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
    const char *fmt;

    /* accept both hex and decimal */
    fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx64 : "%" PRIu64;
    if (sscanf(str, fmt, ptr) != 1)
        return -1;
    return 0;
}

static int print_uint64(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "%" PRIu64, *ptr);
}

PropertyInfo qdev_prop_uint64 = {
    .name  = "uint64",
    .type  = PROP_TYPE_UINT64,
    .size  = sizeof(uint64_t),
    .parse = parse_uint64,
    .print = print_uint64,
};

/* --- 64bit hex value --- */

static int parse_hex64(DeviceState *dev, Property *prop, const char *str)
{
    uint64_t *ptr = qdev_get_prop_ptr(dev, prop);

    if (sscanf(str, "%" PRIx64, ptr) != 1)
        return -1;
    return 0;
}

static int print_hex64(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "0x%" PRIx64, *ptr);
}

PropertyInfo qdev_prop_hex64 = {
    .name  = "hex64",
    .type  = PROP_TYPE_UINT64,
    .size  = sizeof(uint64_t),
    .parse = parse_hex64,
    .print = print_hex64,
};

/* --- drive --- */

static int parse_drive(DeviceState *dev, Property *prop, const char *str)
{
    DriveInfo **ptr = qdev_get_prop_ptr(dev, prop);

    *ptr = drive_get_by_id(str);
    if (*ptr == NULL)
        return -1;
    return 0;
}

static int print_drive(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    DriveInfo **ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "%s", (*ptr)->id);
}

PropertyInfo qdev_prop_drive = {
    .name  = "drive",
    .type  = PROP_TYPE_DRIVE,
    .size  = sizeof(DriveInfo*),
    .parse = parse_drive,
    .print = print_drive,
};

/* --- pointer --- */

static int print_ptr(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    void **ptr = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "<%p>", *ptr);
}

PropertyInfo qdev_prop_ptr = {
    .name  = "ptr",
    .type  = PROP_TYPE_PTR,
    .size  = sizeof(void*),
    .print = print_ptr,
};

/* --- mac address --- */

/*
 * accepted syntax versions:
 *   01:02:03:04:05:06
 *   01-02-03-04-05-06
 */
static int parse_mac(DeviceState *dev, Property *prop, const char *str)
{
    uint8_t *mac = qdev_get_prop_ptr(dev, prop);
    int i, pos;
    char *p;

    for (i = 0, pos = 0; i < 6; i++, pos += 3) {
        if (!qemu_isxdigit(str[pos]))
            return -1;
        if (!qemu_isxdigit(str[pos+1]))
            return -1;
        if (i == 5 && str[pos+2] != '\0')
            return -1;
        if (str[pos+2] != ':' && str[pos+2] != '-')
            return -1;
        mac[i] = strtol(str+pos, &p, 16);
    }
    return 0;
}

static int print_mac(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint8_t *mac = qdev_get_prop_ptr(dev, prop);
    return snprintf(dest, len, "%02x:%02x:%02x:%02x:%02x:%02x",
                    mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
}

PropertyInfo qdev_prop_macaddr = {
    .name  = "mac-addr",
    .type  = PROP_TYPE_MACADDR,
    .size  = 6,
    .parse = parse_mac,
    .print = print_mac,
};

/* --- pci address --- */

/*
 * bus-local address, i.e. "$slot" or "$slot.$fn"
 */
static int parse_pci_devfn(DeviceState *dev, Property *prop, const char *str)
{
    uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
    unsigned int slot, fn, n;

    if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) {
        fn = 0;
        if (sscanf(str, "%x%n", &slot, &n) != 1) {
            return -1;
        }
    }
    if (str[n] != '\0')
        return -1;
    if (fn > 7)
        return -1;
    *ptr = slot << 3 | fn;
    return 0;
}

static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, size_t len)
{
    uint32_t *ptr = qdev_get_prop_ptr(dev, prop);

    if (-1 == *ptr) {
        return snprintf(dest, len, "<unset>");
    } else {
        return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7);
    }
}

PropertyInfo qdev_prop_pci_devfn = {
    .name  = "pci-devfn",
    .type  = PROP_TYPE_UINT32,
    .size  = sizeof(uint32_t),
    .parse = parse_pci_devfn,
    .print = print_pci_devfn,
};

/* --- public helpers --- */

static Property *qdev_prop_walk(Property *props, const char *name)
{
    if (!props)
        return NULL;
    while (props->name) {
        if (strcmp(props->name, name) == 0)
            return props;
        props++;
    }
    return NULL;
}

static Property *qdev_prop_find(DeviceState *dev, const char *name)
{
    Property *prop;

    /* device properties */
    prop = qdev_prop_walk(dev->info->props, name);
    if (prop)
        return prop;

    /* bus properties */
    prop = qdev_prop_walk(dev->parent_bus->info->props, name);
    if (prop)
        return prop;

    return NULL;
}

int qdev_prop_parse(DeviceState *dev, const char *name, const char *value)
{
    Property *prop;

    prop = qdev_prop_find(dev, name);
    if (!prop) {
        fprintf(stderr, "property \"%s.%s\" not found\n",
                dev->info->name, name);
        return -1;
    }
    if (!prop->info->parse) {
        fprintf(stderr, "property \"%s.%s\" has no parser\n",
                dev->info->name, name);
        return -1;
    }
    return prop->info->parse(dev, prop, value);
}

void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyType type)
{
    Property *prop;
    void *dst;

    prop = qdev_prop_find(dev, name);
    if (!prop) {
        fprintf(stderr, "%s: property \"%s.%s\" not found\n",
                __FUNCTION__, dev->info->name, name);
        abort();
    }
    if (prop->info->type != type) {
        fprintf(stderr, "%s: property \"%s.%s\" type mismatch\n",
                __FUNCTION__, dev->info->name, name);
        abort();
    }
    dst = qdev_get_prop_ptr(dev, prop);
    memcpy(dst, src, prop->info->size);
}

void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value)
{
    qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16);
}

void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value)
{
    qdev_prop_set(dev, name, &value, PROP_TYPE_UINT32);
}

void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value)
{
    qdev_prop_set(dev, name, &value, PROP_TYPE_UINT64);
}

void qdev_prop_set_drive(DeviceState *dev, const char *name, DriveInfo *value)
{
    qdev_prop_set(dev, name, &value, PROP_TYPE_DRIVE);
}

void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value)
{
    qdev_prop_set(dev, name, &value, PROP_TYPE_PTR);
}

void qdev_prop_set_defaults(DeviceState *dev, Property *props)
{
    char *dst;

    if (!props)
        return;
    while (props->name) {
        if (props->defval) {
            dst = qdev_get_prop_ptr(dev, props);
            memcpy(dst, props->defval, props->info->size);
        }
        props++;
    }
}

static CompatProperty *compat_props;

void qdev_prop_register_compat(CompatProperty *props)
{
    compat_props = props;
}

void qdev_prop_set_compat(DeviceState *dev)
{
    CompatProperty *prop;

    if (!compat_props) {
        return;
    }
    for (prop = compat_props; prop->driver != NULL; prop++) {
        if (strcmp(dev->info->name, prop->driver) != 0) {
            continue;
        }
        if (qdev_prop_parse(dev, prop->property, prop->value) != 0) {
            abort();
        }
    }
}
Commit	Line	Data
14b41872	1	#include "sysemu.h"
ee6847d1 GH	2	#include "qdev.h"
	3
	4	void qdev_get_prop_ptr(DeviceState dev, Property *prop)
	5	{
	6	void *ptr = dev;
	7	ptr += prop->offset;
	8	return ptr;
	9	}
	10
	11	/* --- 16bit integer --- */
	12
	13	static int parse_uint16(DeviceState dev, Property prop, const char *str)
	14	{
	15	uint16_t *ptr = qdev_get_prop_ptr(dev, prop);
	16	const char *fmt;
	17
	18	/* accept both hex and decimal */
	19	fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx16 : "%" PRIu16;
	20	if (sscanf(str, fmt, ptr) != 1)
	21	return -1;
	22	return 0;
	23	}
	24
	25	static int print_uint16(DeviceState dev, Property prop, char *dest, size_t len)
	26	{
	27	uint16_t *ptr = qdev_get_prop_ptr(dev, prop);
	28	return snprintf(dest, len, "%" PRIu16, *ptr);
	29	}
	30
	31	PropertyInfo qdev_prop_uint16 = {
	32	.name = "uint16",
	33	.type = PROP_TYPE_UINT16,
	34	.size = sizeof(uint16_t),
	35	.parse = parse_uint16,
	36	.print = print_uint16,
	37	};
	38
	39	/* --- 32bit integer --- */
	40
	41	static int parse_uint32(DeviceState dev, Property prop, const char *str)
	42	{
	43	uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
	44	const char *fmt;
	45
	46	/* accept both hex and decimal */
	47	fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx32 : "%" PRIu32;
	48	if (sscanf(str, fmt, ptr) != 1)
	49	return -1;
	50	return 0;
	51	}
	52
	53	static int print_uint32(DeviceState dev, Property prop, char *dest, size_t len)
	54	{
	55	uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
	56	return snprintf(dest, len, "%" PRIu32, *ptr);
	57	}
	58
	59	PropertyInfo qdev_prop_uint32 = {
	60	.name = "uint32",
	61	.type = PROP_TYPE_UINT32,
	62	.size = sizeof(uint32_t),
	63	.parse = parse_uint32,
	64	.print = print_uint32,
	65	};
66
67	/* --- 32bit hex value --- */
68
69	static int parse_hex32(DeviceState dev, Property prop, const char *str)
70	{
71	uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
72
73	if (sscanf(str, "%" PRIx32, ptr) != 1)
74	return -1;
75	return 0;
76	}
77
78	static int print_hex32(DeviceState dev, Property prop, char *dest, size_t len)
79	{
80	uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
81	return snprintf(dest, len, "0x%" PRIx32, *ptr);
82	}
83
84	PropertyInfo qdev_prop_hex32 = {
85	.name = "hex32",
86	.type = PROP_TYPE_UINT32,
87	.size = sizeof(uint32_t),
88	.parse = parse_hex32,
89	.print = print_hex32,
90	};
91
5a053d1f BS	92	/* --- 64bit integer --- */
	93
	94	static int parse_uint64(DeviceState dev, Property prop, const char *str)
	95	{
	96	uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
	97	const char *fmt;
	98
	99	/* accept both hex and decimal */
	100	fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx64 : "%" PRIu64;
	101	if (sscanf(str, fmt, ptr) != 1)
	102	return -1;
	103	return 0;
	104	}
	105
	106	static int print_uint64(DeviceState dev, Property prop, char *dest, size_t len)
	107	{
	108	uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
	109	return snprintf(dest, len, "%" PRIu64, *ptr);
	110	}
	111
	112	PropertyInfo qdev_prop_uint64 = {
	113	.name = "uint64",
	114	.type = PROP_TYPE_UINT64,
	115	.size = sizeof(uint64_t),
	116	.parse = parse_uint64,
	117	.print = print_uint64,
	118	};
	119
	120	/* --- 64bit hex value --- */
	121
	122	static int parse_hex64(DeviceState dev, Property prop, const char *str)
	123	{
	124	uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
	125
	126	if (sscanf(str, "%" PRIx64, ptr) != 1)
	127	return -1;
	128	return 0;
	129	}
	130
	131	static int print_hex64(DeviceState dev, Property prop, char *dest, size_t len)
	132	{
	133	uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
	134	return snprintf(dest, len, "0x%" PRIx64, *ptr);
	135	}
	136
	137	PropertyInfo qdev_prop_hex64 = {
	138	.name = "hex64",
	139	.type = PROP_TYPE_UINT64,
	140	.size = sizeof(uint64_t),
	141	.parse = parse_hex64,
	142	.print = print_hex64,
	143	};
	144
14b41872 GH	145	/* --- drive --- */
	146
	147	static int parse_drive(DeviceState dev, Property prop, const char *str)
	148	{
	149	DriveInfo **ptr = qdev_get_prop_ptr(dev, prop);
	150
	151	*ptr = drive_get_by_id(str);
	152	if (*ptr == NULL)
	153	return -1;
	154	return 0;
	155	}
	156
	157	static int print_drive(DeviceState dev, Property prop, char *dest, size_t len)
	158	{
	159	DriveInfo **ptr = qdev_get_prop_ptr(dev, prop);
	160	return snprintf(dest, len, "%s", (*ptr)->id);
	161	}
	162
	163	PropertyInfo qdev_prop_drive = {
	164	.name = "drive",
	165	.type = PROP_TYPE_DRIVE,
	166	.size = sizeof(DriveInfo*),
	167	.parse = parse_drive,
	168	.print = print_drive,
	169	};
	170
ee6847d1 GH	171	/* --- pointer --- */
	172
	173	static int print_ptr(DeviceState dev, Property prop, char *dest, size_t len)
	174	{
	175	void **ptr = qdev_get_prop_ptr(dev, prop);
	176	return snprintf(dest, len, "<%p>", *ptr);
	177	}
	178
	179	PropertyInfo qdev_prop_ptr = {
	180	.name = "ptr",
	181	.type = PROP_TYPE_PTR,
	182	.size = sizeof(void*),
	183	.print = print_ptr,
	184	};
	185
	186	/* --- mac address --- */
	187
	188	/*
	189	* accepted syntax versions:
	190	* 01:02:03:04:05:06
	191	* 01-02-03-04-05-06
	192	*/
	193	static int parse_mac(DeviceState dev, Property prop, const char *str)
	194	{
	195	uint8_t *mac = qdev_get_prop_ptr(dev, prop);
	196	int i, pos;
	197	char *p;
	198
	199	for (i = 0, pos = 0; i < 6; i++, pos += 3) {
88e150a5	200	if (!qemu_isxdigit(str[pos]))
ee6847d1	201	return -1;
88e150a5	202	if (!qemu_isxdigit(str[pos+1]))
ee6847d1 GH	203	return -1;
	204	if (i == 5 && str[pos+2] != '\0')
	205	return -1;
	206	if (str[pos+2] != ':' && str[pos+2] != '-')
	207	return -1;
	208	mac[i] = strtol(str+pos, &p, 16);
	209	}
	210	return 0;
	211	}
	212
	213	static int print_mac(DeviceState dev, Property prop, char *dest, size_t len)
	214	{
	215	uint8_t *mac = qdev_get_prop_ptr(dev, prop);
	216	return snprintf(dest, len, "%02x:%02x:%02x:%02x:%02x:%02x",
	217	mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
	218	}
	219
	220	PropertyInfo qdev_prop_macaddr = {
	221	.name = "mac-addr",
	222	.type = PROP_TYPE_MACADDR,
	223	.size = 6,
	224	.parse = parse_mac,
	225	.print = print_mac,
	226	};
	227
05cb5fe4 GH	228	/* --- pci address --- */
	229
	230	/*
	231	* bus-local address, i.e. "$slot" or "$slot.$fn"
	232	*/
	233	static int parse_pci_devfn(DeviceState dev, Property prop, const char *str)
	234	{
	235	uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
	236	unsigned int slot, fn, n;
	237
	238	if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) {
	239	fn = 0;
	240	if (sscanf(str, "%x%n", &slot, &n) != 1) {
	241	return -1;
	242	}
	243	}
	244	if (str[n] != '\0')
	245	return -1;
	246	if (fn > 7)
	247	return -1;
	248	*ptr = slot << 3 \| fn;
	249	return 0;
	250	}
	251
	252	static int print_pci_devfn(DeviceState dev, Property prop, char *dest, size_t len)
	253	{
	254	uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
	255
	256	if (-1 == *ptr) {
	257	return snprintf(dest, len, "<unset>");
	258	} else {
	259	return snprintf(dest, len, "%02x.%x", ptr >> 3, ptr & 7);
	260	}
	261	}
	262
	263	PropertyInfo qdev_prop_pci_devfn = {
	264	.name = "pci-devfn",
	265	.type = PROP_TYPE_UINT32,
	266	.size = sizeof(uint32_t),
	267	.parse = parse_pci_devfn,
	268	.print = print_pci_devfn,
	269	};
	270
ee6847d1 GH	271	/* --- public helpers --- */
	272
	273	static Property qdev_prop_walk(Property props, const char *name)
	274	{
	275	if (!props)
	276	return NULL;
	277	while (props->name) {
	278	if (strcmp(props->name, name) == 0)
	279	return props;
	280	props++;
	281	}
	282	return NULL;
	283	}
	284
	285	static Property qdev_prop_find(DeviceState dev, const char *name)
	286	{
	287	Property *prop;
	288
	289	/* device properties */
	290	prop = qdev_prop_walk(dev->info->props, name);
	291	if (prop)
	292	return prop;
	293
	294	/* bus properties */
	295	prop = qdev_prop_walk(dev->parent_bus->info->props, name);
	296	if (prop)
	297	return prop;
	298
	299	return NULL;
	300	}
	301
	302	int qdev_prop_parse(DeviceState dev, const char name, const char *value)
	303	{
	304	Property *prop;
	305
	306	prop = qdev_prop_find(dev, name);
	307	if (!prop) {
	308	fprintf(stderr, "property \"%s.%s\" not found\n",
	309	dev->info->name, name);
	310	return -1;
	311	}
	312	if (!prop->info->parse) {
	313	fprintf(stderr, "property \"%s.%s\" has no parser\n",
	314	dev->info->name, name);
	315	return -1;
	316	}
	317	return prop->info->parse(dev, prop, value);
	318	}
	319
	320	void qdev_prop_set(DeviceState dev, const char name, void *src, enum PropertyType type)
	321	{
	322	Property *prop;
	323	void *dst;
	324
	325	prop = qdev_prop_find(dev, name);
	326	if (!prop) {
	327	fprintf(stderr, "%s: property \"%s.%s\" not found\n",
	328	__FUNCTION__, dev->info->name, name);
	329	abort();
	330	}
	331	if (prop->info->type != type) {
	332	fprintf(stderr, "%s: property \"%s.%s\" type mismatch\n",
	333	__FUNCTION__, dev->info->name, name);
	334	abort();
335	}
336	dst = qdev_get_prop_ptr(dev, prop);
337	memcpy(dst, src, prop->info->size);
338	}
339
340	void qdev_prop_set_uint16(DeviceState dev, const char name, uint16_t value)
341	{
342	qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16);
343	}
344
345	void qdev_prop_set_uint32(DeviceState dev, const char name, uint32_t value)
346	{
347	qdev_prop_set(dev, name, &value, PROP_TYPE_UINT32);
348	}
349
5a053d1f BS	350	void qdev_prop_set_uint64(DeviceState dev, const char name, uint64_t value)
	351	{
	352	qdev_prop_set(dev, name, &value, PROP_TYPE_UINT64);
	353	}
	354
14b41872 GH	355	void qdev_prop_set_drive(DeviceState dev, const char name, DriveInfo *value)
	356	{
	357	qdev_prop_set(dev, name, &value, PROP_TYPE_DRIVE);
	358	}
	359
ee6847d1 GH	360	void qdev_prop_set_ptr(DeviceState dev, const char name, void *value)
	361	{
	362	qdev_prop_set(dev, name, &value, PROP_TYPE_PTR);
	363	}
	364
	365	void qdev_prop_set_defaults(DeviceState dev, Property props)
	366	{
	367	char *dst;
	368
	369	if (!props)
	370	return;
	371	while (props->name) {
	372	if (props->defval) {
	373	dst = qdev_get_prop_ptr(dev, props);
	374	memcpy(dst, props->defval, props->info->size);
	375	}
	376	props++;
	377	}
	378	}
	379
b6b61144 GH	380	static CompatProperty *compat_props;
	381
	382	void qdev_prop_register_compat(CompatProperty *props)
	383	{
	384	compat_props = props;
	385	}
	386
	387	void qdev_prop_set_compat(DeviceState *dev)
	388	{
	389	CompatProperty *prop;
	390
	391	if (!compat_props) {
	392	return;
	393	}
	394	for (prop = compat_props; prop->driver != NULL; prop++) {
	395	if (strcmp(dev->info->name, prop->driver) != 0) {
	396	continue;
	397	}
	398	if (qdev_prop_parse(dev, prop->property, prop->value) != 0) {
	399	abort();
	400	}
	401	}
	402	}