root / hw / qdev-properties.c @ 8d3a8c1e
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#include "net.h" |
---|---|
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#include "qdev.h" |
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#include "qerror.h" |
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#include "blockdev.h" |
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|
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void *qdev_get_prop_ptr(DeviceState *dev, Property *prop)
|
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{ |
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void *ptr = dev;
|
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ptr += prop->offset; |
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return ptr;
|
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} |
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|
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static uint32_t qdev_get_prop_mask(Property *prop)
|
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{ |
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assert(prop->info->type == PROP_TYPE_BIT); |
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return 0x1 << prop->bitnr; |
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} |
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|
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static void bit_prop_set(DeviceState *dev, Property *props, bool val) |
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{ |
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uint32_t *p = qdev_get_prop_ptr(dev, props); |
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uint32_t mask = qdev_get_prop_mask(props); |
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if (val)
|
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*p |= mask; |
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else
|
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*p &= ~mask; |
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} |
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|
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static void qdev_prop_cpy(DeviceState *dev, Property *props, void *src) |
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{ |
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if (props->info->type == PROP_TYPE_BIT) {
|
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bool *defval = src;
|
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bit_prop_set(dev, props, *defval); |
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} else {
|
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char *dst = qdev_get_prop_ptr(dev, props);
|
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memcpy(dst, src, props->info->size); |
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} |
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} |
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|
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/* Bit */
|
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static int parse_bit(DeviceState *dev, Property *prop, const char *str) |
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{ |
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if (!strncasecmp(str, "on", 2)) |
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bit_prop_set(dev, prop, true);
|
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else if (!strncasecmp(str, "off", 3)) |
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bit_prop_set(dev, prop, false);
|
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else
|
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return -EINVAL;
|
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return 0; |
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} |
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|
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static int print_bit(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint32_t *p = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, (*p & qdev_get_prop_mask(prop)) ? "on" : "off"); |
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} |
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|
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PropertyInfo qdev_prop_bit = { |
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.name = "on/off",
|
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.type = PROP_TYPE_BIT, |
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.size = sizeof(uint32_t),
|
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.parse = parse_bit, |
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.print = print_bit, |
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}; |
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|
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/* --- 8bit integer --- */
|
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|
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static int parse_uint8(DeviceState *dev, Property *prop, const char *str) |
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{ |
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uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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char *end;
|
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|
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/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
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if ((*end != '\0') || (end == str)) { |
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return -EINVAL;
|
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} |
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|
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return 0; |
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} |
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|
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static int print_uint8(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "%" PRIu8, *ptr); |
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} |
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|
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PropertyInfo qdev_prop_uint8 = { |
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.name = "uint8",
|
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.type = PROP_TYPE_UINT8, |
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.size = sizeof(uint8_t),
|
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.parse = parse_uint8, |
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.print = print_uint8, |
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}; |
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|
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/* --- 16bit integer --- */
|
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|
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static int parse_uint16(DeviceState *dev, Property *prop, const char *str) |
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{ |
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uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
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char *end;
|
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|
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/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
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if ((*end != '\0') || (end == str)) { |
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return -EINVAL;
|
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} |
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|
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return 0; |
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} |
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|
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static int print_uint16(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "%" PRIu16, *ptr); |
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} |
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|
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PropertyInfo qdev_prop_uint16 = { |
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.name = "uint16",
|
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.type = PROP_TYPE_UINT16, |
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.size = sizeof(uint16_t),
|
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.parse = parse_uint16, |
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.print = print_uint16, |
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}; |
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|
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/* --- 32bit integer --- */
|
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|
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static int parse_uint32(DeviceState *dev, Property *prop, const char *str) |
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{ |
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uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
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char *end;
|
132 |
|
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/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
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if ((*end != '\0') || (end == str)) { |
136 |
return -EINVAL;
|
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} |
138 |
|
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return 0; |
140 |
} |
141 |
|
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static int print_uint32(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "%" PRIu32, *ptr); |
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} |
147 |
|
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PropertyInfo qdev_prop_uint32 = { |
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.name = "uint32",
|
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.type = PROP_TYPE_UINT32, |
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.size = sizeof(uint32_t),
|
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.parse = parse_uint32, |
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.print = print_uint32, |
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}; |
155 |
|
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static int parse_int32(DeviceState *dev, Property *prop, const char *str) |
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{ |
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int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
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char *end;
|
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|
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*ptr = strtol(str, &end, 10);
|
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if ((*end != '\0') || (end == str)) { |
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return -EINVAL;
|
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} |
165 |
|
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return 0; |
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} |
168 |
|
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static int print_int32(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "%" PRId32, *ptr); |
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} |
174 |
|
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PropertyInfo qdev_prop_int32 = { |
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.name = "int32",
|
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.type = PROP_TYPE_INT32, |
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.size = sizeof(int32_t),
|
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.parse = parse_int32, |
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.print = print_int32, |
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}; |
182 |
|
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/* --- 32bit hex value --- */
|
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|
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static int parse_hex32(DeviceState *dev, Property *prop, const char *str) |
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{ |
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uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
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char *end;
|
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|
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*ptr = strtoul(str, &end, 16);
|
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if ((*end != '\0') || (end == str)) { |
192 |
return -EINVAL;
|
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} |
194 |
|
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return 0; |
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} |
197 |
|
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static int print_hex32(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "0x%" PRIx32, *ptr); |
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} |
203 |
|
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PropertyInfo qdev_prop_hex32 = { |
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.name = "hex32",
|
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.type = PROP_TYPE_UINT32, |
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.size = sizeof(uint32_t),
|
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.parse = parse_hex32, |
209 |
.print = print_hex32, |
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}; |
211 |
|
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/* --- 64bit integer --- */
|
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|
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static int parse_uint64(DeviceState *dev, Property *prop, const char *str) |
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{ |
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uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
217 |
char *end;
|
218 |
|
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/* accept both hex and decimal */
|
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*ptr = strtoull(str, &end, 0);
|
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if ((*end != '\0') || (end == str)) { |
222 |
return -EINVAL;
|
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} |
224 |
|
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return 0; |
226 |
} |
227 |
|
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static int print_uint64(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "%" PRIu64, *ptr); |
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} |
233 |
|
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PropertyInfo qdev_prop_uint64 = { |
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.name = "uint64",
|
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.type = PROP_TYPE_UINT64, |
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.size = sizeof(uint64_t),
|
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.parse = parse_uint64, |
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.print = print_uint64, |
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}; |
241 |
|
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/* --- 64bit hex value --- */
|
243 |
|
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static int parse_hex64(DeviceState *dev, Property *prop, const char *str) |
245 |
{ |
246 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
247 |
char *end;
|
248 |
|
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*ptr = strtoull(str, &end, 16);
|
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if ((*end != '\0') || (end == str)) { |
251 |
return -EINVAL;
|
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} |
253 |
|
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return 0; |
255 |
} |
256 |
|
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static int print_hex64(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{ |
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uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
260 |
return snprintf(dest, len, "0x%" PRIx64, *ptr); |
261 |
} |
262 |
|
263 |
PropertyInfo qdev_prop_hex64 = { |
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.name = "hex64",
|
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.type = PROP_TYPE_UINT64, |
266 |
.size = sizeof(uint64_t),
|
267 |
.parse = parse_hex64, |
268 |
.print = print_hex64, |
269 |
}; |
270 |
|
271 |
/* --- string --- */
|
272 |
|
273 |
static int parse_string(DeviceState *dev, Property *prop, const char *str) |
274 |
{ |
275 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
276 |
|
277 |
if (*ptr)
|
278 |
g_free(*ptr); |
279 |
*ptr = g_strdup(str); |
280 |
return 0; |
281 |
} |
282 |
|
283 |
static void free_string(DeviceState *dev, Property *prop) |
284 |
{ |
285 |
g_free(*(char **)qdev_get_prop_ptr(dev, prop));
|
286 |
} |
287 |
|
288 |
static int print_string(DeviceState *dev, Property *prop, char *dest, size_t len) |
289 |
{ |
290 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
291 |
if (!*ptr)
|
292 |
return snprintf(dest, len, "<null>"); |
293 |
return snprintf(dest, len, "\"%s\"", *ptr); |
294 |
} |
295 |
|
296 |
PropertyInfo qdev_prop_string = { |
297 |
.name = "string",
|
298 |
.type = PROP_TYPE_STRING, |
299 |
.size = sizeof(char*), |
300 |
.parse = parse_string, |
301 |
.print = print_string, |
302 |
.free = free_string, |
303 |
}; |
304 |
|
305 |
/* --- drive --- */
|
306 |
|
307 |
static int parse_drive(DeviceState *dev, Property *prop, const char *str) |
308 |
{ |
309 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
310 |
BlockDriverState *bs; |
311 |
|
312 |
bs = bdrv_find(str); |
313 |
if (bs == NULL) |
314 |
return -ENOENT;
|
315 |
if (bdrv_attach_dev(bs, dev) < 0) |
316 |
return -EEXIST;
|
317 |
*ptr = bs; |
318 |
return 0; |
319 |
} |
320 |
|
321 |
static void free_drive(DeviceState *dev, Property *prop) |
322 |
{ |
323 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
324 |
|
325 |
if (*ptr) {
|
326 |
bdrv_detach_dev(*ptr, dev); |
327 |
blockdev_auto_del(*ptr); |
328 |
} |
329 |
} |
330 |
|
331 |
static int print_drive(DeviceState *dev, Property *prop, char *dest, size_t len) |
332 |
{ |
333 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
334 |
return snprintf(dest, len, "%s", |
335 |
*ptr ? bdrv_get_device_name(*ptr) : "<null>");
|
336 |
} |
337 |
|
338 |
PropertyInfo qdev_prop_drive = { |
339 |
.name = "drive",
|
340 |
.type = PROP_TYPE_DRIVE, |
341 |
.size = sizeof(BlockDriverState *),
|
342 |
.parse = parse_drive, |
343 |
.print = print_drive, |
344 |
.free = free_drive, |
345 |
}; |
346 |
|
347 |
/* --- character device --- */
|
348 |
|
349 |
static int parse_chr(DeviceState *dev, Property *prop, const char *str) |
350 |
{ |
351 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
352 |
|
353 |
*ptr = qemu_chr_find(str); |
354 |
if (*ptr == NULL) { |
355 |
return -ENOENT;
|
356 |
} |
357 |
if ((*ptr)->avail_connections < 1) { |
358 |
return -EEXIST;
|
359 |
} |
360 |
--(*ptr)->avail_connections; |
361 |
return 0; |
362 |
} |
363 |
|
364 |
static int print_chr(DeviceState *dev, Property *prop, char *dest, size_t len) |
365 |
{ |
366 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
367 |
|
368 |
if (*ptr && (*ptr)->label) {
|
369 |
return snprintf(dest, len, "%s", (*ptr)->label); |
370 |
} else {
|
371 |
return snprintf(dest, len, "<null>"); |
372 |
} |
373 |
} |
374 |
|
375 |
PropertyInfo qdev_prop_chr = { |
376 |
.name = "chr",
|
377 |
.type = PROP_TYPE_CHR, |
378 |
.size = sizeof(CharDriverState*),
|
379 |
.parse = parse_chr, |
380 |
.print = print_chr, |
381 |
}; |
382 |
|
383 |
/* --- netdev device --- */
|
384 |
|
385 |
static int parse_netdev(DeviceState *dev, Property *prop, const char *str) |
386 |
{ |
387 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
388 |
|
389 |
*ptr = qemu_find_netdev(str); |
390 |
if (*ptr == NULL) |
391 |
return -ENOENT;
|
392 |
if ((*ptr)->peer) {
|
393 |
return -EEXIST;
|
394 |
} |
395 |
return 0; |
396 |
} |
397 |
|
398 |
static int print_netdev(DeviceState *dev, Property *prop, char *dest, size_t len) |
399 |
{ |
400 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
401 |
|
402 |
if (*ptr && (*ptr)->name) {
|
403 |
return snprintf(dest, len, "%s", (*ptr)->name); |
404 |
} else {
|
405 |
return snprintf(dest, len, "<null>"); |
406 |
} |
407 |
} |
408 |
|
409 |
PropertyInfo qdev_prop_netdev = { |
410 |
.name = "netdev",
|
411 |
.type = PROP_TYPE_NETDEV, |
412 |
.size = sizeof(VLANClientState*),
|
413 |
.parse = parse_netdev, |
414 |
.print = print_netdev, |
415 |
}; |
416 |
|
417 |
/* --- vlan --- */
|
418 |
|
419 |
static int parse_vlan(DeviceState *dev, Property *prop, const char *str) |
420 |
{ |
421 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
422 |
int id;
|
423 |
|
424 |
if (sscanf(str, "%d", &id) != 1) |
425 |
return -EINVAL;
|
426 |
*ptr = qemu_find_vlan(id, 1);
|
427 |
if (*ptr == NULL) |
428 |
return -ENOENT;
|
429 |
return 0; |
430 |
} |
431 |
|
432 |
static int print_vlan(DeviceState *dev, Property *prop, char *dest, size_t len) |
433 |
{ |
434 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
435 |
|
436 |
if (*ptr) {
|
437 |
return snprintf(dest, len, "%d", (*ptr)->id); |
438 |
} else {
|
439 |
return snprintf(dest, len, "<null>"); |
440 |
} |
441 |
} |
442 |
|
443 |
PropertyInfo qdev_prop_vlan = { |
444 |
.name = "vlan",
|
445 |
.type = PROP_TYPE_VLAN, |
446 |
.size = sizeof(VLANClientState*),
|
447 |
.parse = parse_vlan, |
448 |
.print = print_vlan, |
449 |
}; |
450 |
|
451 |
/* --- pointer --- */
|
452 |
|
453 |
/* Not a proper property, just for dirty hacks. TODO Remove it! */
|
454 |
PropertyInfo qdev_prop_ptr = { |
455 |
.name = "ptr",
|
456 |
.type = PROP_TYPE_PTR, |
457 |
.size = sizeof(void*), |
458 |
}; |
459 |
|
460 |
/* --- mac address --- */
|
461 |
|
462 |
/*
|
463 |
* accepted syntax versions:
|
464 |
* 01:02:03:04:05:06
|
465 |
* 01-02-03-04-05-06
|
466 |
*/
|
467 |
static int parse_mac(DeviceState *dev, Property *prop, const char *str) |
468 |
{ |
469 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
470 |
int i, pos;
|
471 |
char *p;
|
472 |
|
473 |
for (i = 0, pos = 0; i < 6; i++, pos += 3) { |
474 |
if (!qemu_isxdigit(str[pos]))
|
475 |
return -EINVAL;
|
476 |
if (!qemu_isxdigit(str[pos+1])) |
477 |
return -EINVAL;
|
478 |
if (i == 5) { |
479 |
if (str[pos+2] != '\0') |
480 |
return -EINVAL;
|
481 |
} else {
|
482 |
if (str[pos+2] != ':' && str[pos+2] != '-') |
483 |
return -EINVAL;
|
484 |
} |
485 |
mac->a[i] = strtol(str+pos, &p, 16);
|
486 |
} |
487 |
return 0; |
488 |
} |
489 |
|
490 |
static int print_mac(DeviceState *dev, Property *prop, char *dest, size_t len) |
491 |
{ |
492 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
493 |
|
494 |
return snprintf(dest, len, "%02x:%02x:%02x:%02x:%02x:%02x", |
495 |
mac->a[0], mac->a[1], mac->a[2], |
496 |
mac->a[3], mac->a[4], mac->a[5]); |
497 |
} |
498 |
|
499 |
PropertyInfo qdev_prop_macaddr = { |
500 |
.name = "macaddr",
|
501 |
.type = PROP_TYPE_MACADDR, |
502 |
.size = sizeof(MACAddr),
|
503 |
.parse = parse_mac, |
504 |
.print = print_mac, |
505 |
}; |
506 |
|
507 |
/* --- pci address --- */
|
508 |
|
509 |
/*
|
510 |
* bus-local address, i.e. "$slot" or "$slot.$fn"
|
511 |
*/
|
512 |
static int parse_pci_devfn(DeviceState *dev, Property *prop, const char *str) |
513 |
{ |
514 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
515 |
unsigned int slot, fn, n; |
516 |
|
517 |
if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) { |
518 |
fn = 0;
|
519 |
if (sscanf(str, "%x%n", &slot, &n) != 1) { |
520 |
return -EINVAL;
|
521 |
} |
522 |
} |
523 |
if (str[n] != '\0') |
524 |
return -EINVAL;
|
525 |
if (fn > 7) |
526 |
return -EINVAL;
|
527 |
if (slot > 31) |
528 |
return -EINVAL;
|
529 |
*ptr = slot << 3 | fn;
|
530 |
return 0; |
531 |
} |
532 |
|
533 |
static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, size_t len) |
534 |
{ |
535 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
536 |
|
537 |
if (*ptr == -1) { |
538 |
return snprintf(dest, len, "<unset>"); |
539 |
} else {
|
540 |
return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7); |
541 |
} |
542 |
} |
543 |
|
544 |
PropertyInfo qdev_prop_pci_devfn = { |
545 |
.name = "pci-devfn",
|
546 |
.type = PROP_TYPE_UINT32, |
547 |
.size = sizeof(uint32_t),
|
548 |
.parse = parse_pci_devfn, |
549 |
.print = print_pci_devfn, |
550 |
}; |
551 |
|
552 |
/* --- public helpers --- */
|
553 |
|
554 |
static Property *qdev_prop_walk(Property *props, const char *name) |
555 |
{ |
556 |
if (!props)
|
557 |
return NULL; |
558 |
while (props->name) {
|
559 |
if (strcmp(props->name, name) == 0) |
560 |
return props;
|
561 |
props++; |
562 |
} |
563 |
return NULL; |
564 |
} |
565 |
|
566 |
static Property *qdev_prop_find(DeviceState *dev, const char *name) |
567 |
{ |
568 |
Property *prop; |
569 |
|
570 |
/* device properties */
|
571 |
prop = qdev_prop_walk(dev->info->props, name); |
572 |
if (prop)
|
573 |
return prop;
|
574 |
|
575 |
/* bus properties */
|
576 |
prop = qdev_prop_walk(dev->parent_bus->info->props, name); |
577 |
if (prop)
|
578 |
return prop;
|
579 |
|
580 |
return NULL; |
581 |
} |
582 |
|
583 |
int qdev_prop_exists(DeviceState *dev, const char *name) |
584 |
{ |
585 |
return qdev_prop_find(dev, name) ? true : false; |
586 |
} |
587 |
|
588 |
int qdev_prop_parse(DeviceState *dev, const char *name, const char *value) |
589 |
{ |
590 |
Property *prop; |
591 |
int ret;
|
592 |
|
593 |
prop = qdev_prop_find(dev, name); |
594 |
/*
|
595 |
* TODO Properties without a parse method are just for dirty
|
596 |
* hacks. qdev_prop_ptr is the only such PropertyInfo. It's
|
597 |
* marked for removal. The test !prop->info->parse should be
|
598 |
* removed along with it.
|
599 |
*/
|
600 |
if (!prop || !prop->info->parse) {
|
601 |
qerror_report(QERR_PROPERTY_NOT_FOUND, dev->info->name, name); |
602 |
return -1; |
603 |
} |
604 |
ret = prop->info->parse(dev, prop, value); |
605 |
if (ret < 0) { |
606 |
switch (ret) {
|
607 |
case -EEXIST:
|
608 |
qerror_report(QERR_PROPERTY_VALUE_IN_USE, |
609 |
dev->info->name, name, value); |
610 |
break;
|
611 |
default:
|
612 |
case -EINVAL:
|
613 |
qerror_report(QERR_PROPERTY_VALUE_BAD, |
614 |
dev->info->name, name, value); |
615 |
break;
|
616 |
case -ENOENT:
|
617 |
qerror_report(QERR_PROPERTY_VALUE_NOT_FOUND, |
618 |
dev->info->name, name, value); |
619 |
break;
|
620 |
} |
621 |
return -1; |
622 |
} |
623 |
return 0; |
624 |
} |
625 |
|
626 |
void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyType type) |
627 |
{ |
628 |
Property *prop; |
629 |
|
630 |
prop = qdev_prop_find(dev, name); |
631 |
if (!prop) {
|
632 |
fprintf(stderr, "%s: property \"%s.%s\" not found\n",
|
633 |
__FUNCTION__, dev->info->name, name); |
634 |
abort(); |
635 |
} |
636 |
if (prop->info->type != type) {
|
637 |
fprintf(stderr, "%s: property \"%s.%s\" type mismatch\n",
|
638 |
__FUNCTION__, dev->info->name, name); |
639 |
abort(); |
640 |
} |
641 |
qdev_prop_cpy(dev, prop, src); |
642 |
} |
643 |
|
644 |
void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value) |
645 |
{ |
646 |
qdev_prop_set(dev, name, &value, PROP_TYPE_BIT); |
647 |
} |
648 |
|
649 |
void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value) |
650 |
{ |
651 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT8); |
652 |
} |
653 |
|
654 |
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value) |
655 |
{ |
656 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16); |
657 |
} |
658 |
|
659 |
void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value) |
660 |
{ |
661 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT32); |
662 |
} |
663 |
|
664 |
void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value) |
665 |
{ |
666 |
qdev_prop_set(dev, name, &value, PROP_TYPE_INT32); |
667 |
} |
668 |
|
669 |
void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value) |
670 |
{ |
671 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT64); |
672 |
} |
673 |
|
674 |
void qdev_prop_set_string(DeviceState *dev, const char *name, char *value) |
675 |
{ |
676 |
qdev_prop_set(dev, name, &value, PROP_TYPE_STRING); |
677 |
} |
678 |
|
679 |
int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) |
680 |
{ |
681 |
int res;
|
682 |
|
683 |
res = bdrv_attach_dev(value, dev); |
684 |
if (res < 0) { |
685 |
error_report("Can't attach drive %s to %s.%s: %s",
|
686 |
bdrv_get_device_name(value), |
687 |
dev->id ? dev->id : dev->info->name, |
688 |
name, strerror(-res)); |
689 |
return -1; |
690 |
} |
691 |
qdev_prop_set(dev, name, &value, PROP_TYPE_DRIVE); |
692 |
return 0; |
693 |
} |
694 |
|
695 |
void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value) |
696 |
{ |
697 |
if (qdev_prop_set_drive(dev, name, value) < 0) { |
698 |
exit(1);
|
699 |
} |
700 |
} |
701 |
void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value) |
702 |
{ |
703 |
qdev_prop_set(dev, name, &value, PROP_TYPE_CHR); |
704 |
} |
705 |
|
706 |
void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value) |
707 |
{ |
708 |
qdev_prop_set(dev, name, &value, PROP_TYPE_NETDEV); |
709 |
} |
710 |
|
711 |
void qdev_prop_set_vlan(DeviceState *dev, const char *name, VLANState *value) |
712 |
{ |
713 |
qdev_prop_set(dev, name, &value, PROP_TYPE_VLAN); |
714 |
} |
715 |
|
716 |
void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value) |
717 |
{ |
718 |
qdev_prop_set(dev, name, value, PROP_TYPE_MACADDR); |
719 |
} |
720 |
|
721 |
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value) |
722 |
{ |
723 |
qdev_prop_set(dev, name, &value, PROP_TYPE_PTR); |
724 |
} |
725 |
|
726 |
void qdev_prop_set_defaults(DeviceState *dev, Property *props)
|
727 |
{ |
728 |
if (!props)
|
729 |
return;
|
730 |
while (props->name) {
|
731 |
if (props->defval) {
|
732 |
qdev_prop_cpy(dev, props, props->defval); |
733 |
} |
734 |
props++; |
735 |
} |
736 |
} |
737 |
|
738 |
static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props);
|
739 |
|
740 |
static void qdev_prop_register_global(GlobalProperty *prop) |
741 |
{ |
742 |
QTAILQ_INSERT_TAIL(&global_props, prop, next); |
743 |
} |
744 |
|
745 |
void qdev_prop_register_global_list(GlobalProperty *props)
|
746 |
{ |
747 |
int i;
|
748 |
|
749 |
for (i = 0; props[i].driver != NULL; i++) { |
750 |
qdev_prop_register_global(props+i); |
751 |
} |
752 |
} |
753 |
|
754 |
void qdev_prop_set_globals(DeviceState *dev)
|
755 |
{ |
756 |
GlobalProperty *prop; |
757 |
|
758 |
QTAILQ_FOREACH(prop, &global_props, next) { |
759 |
if (strcmp(dev->info->name, prop->driver) != 0 && |
760 |
strcmp(dev->info->bus_info->name, prop->driver) != 0) {
|
761 |
continue;
|
762 |
} |
763 |
if (qdev_prop_parse(dev, prop->property, prop->value) != 0) { |
764 |
exit(1);
|
765 |
} |
766 |
} |
767 |
} |
768 |
|
769 |
static int qdev_add_one_global(QemuOpts *opts, void *opaque) |
770 |
{ |
771 |
GlobalProperty *g; |
772 |
|
773 |
g = g_malloc0(sizeof(*g));
|
774 |
g->driver = qemu_opt_get(opts, "driver");
|
775 |
g->property = qemu_opt_get(opts, "property");
|
776 |
g->value = qemu_opt_get(opts, "value");
|
777 |
qdev_prop_register_global(g); |
778 |
return 0; |
779 |
} |
780 |
|
781 |
void qemu_add_globals(void) |
782 |
{ |
783 |
qemu_opts_foreach(qemu_find_opts("global"), qdev_add_one_global, NULL, 0); |
784 |
} |