root / hw / qdev-properties.c @ a005d073
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| 1 |
#include "net.h" |
|---|---|
| 2 |
#include "qdev.h" |
| 3 |
#include "qerror.h" |
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#include "blockdev.h" |
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#include "hw/block-common.h" |
| 6 |
#include "net/hub.h" |
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|
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void *qdev_get_prop_ptr(DeviceState *dev, Property *prop)
|
| 9 |
{
|
| 10 |
void *ptr = dev;
|
| 11 |
ptr += prop->offset; |
| 12 |
return ptr;
|
| 13 |
} |
| 14 |
|
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static void get_pointer(Object *obj, Visitor *v, Property *prop, |
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const char *(*print)(void *ptr), |
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const char *name, Error **errp) |
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{
|
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DeviceState *dev = DEVICE(obj); |
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void **ptr = qdev_get_prop_ptr(dev, prop);
|
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char *p;
|
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|
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p = (char *) (*ptr ? print(*ptr) : ""); |
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visit_type_str(v, &p, name, errp); |
| 25 |
} |
| 26 |
|
| 27 |
static void set_pointer(Object *obj, Visitor *v, Property *prop, |
| 28 |
int (*parse)(DeviceState *dev, const char *str, |
| 29 |
void **ptr),
|
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const char *name, Error **errp) |
| 31 |
{
|
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DeviceState *dev = DEVICE(obj); |
| 33 |
Error *local_err = NULL;
|
| 34 |
void **ptr = qdev_get_prop_ptr(dev, prop);
|
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char *str;
|
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int ret;
|
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|
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if (dev->state != DEV_STATE_CREATED) {
|
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error_set(errp, QERR_PERMISSION_DENIED); |
| 40 |
return;
|
| 41 |
} |
| 42 |
|
| 43 |
visit_type_str(v, &str, name, &local_err); |
| 44 |
if (local_err) {
|
| 45 |
error_propagate(errp, local_err); |
| 46 |
return;
|
| 47 |
} |
| 48 |
if (!*str) {
|
| 49 |
g_free(str); |
| 50 |
*ptr = NULL;
|
| 51 |
return;
|
| 52 |
} |
| 53 |
ret = parse(dev, str, ptr); |
| 54 |
error_set_from_qdev_prop_error(errp, ret, dev, prop, str); |
| 55 |
g_free(str); |
| 56 |
} |
| 57 |
|
| 58 |
static void get_enum(Object *obj, Visitor *v, void *opaque, |
| 59 |
const char *name, Error **errp) |
| 60 |
{
|
| 61 |
DeviceState *dev = DEVICE(obj); |
| 62 |
Property *prop = opaque; |
| 63 |
int *ptr = qdev_get_prop_ptr(dev, prop);
|
| 64 |
|
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visit_type_enum(v, ptr, prop->info->enum_table, |
| 66 |
prop->info->name, prop->name, errp); |
| 67 |
} |
| 68 |
|
| 69 |
static void set_enum(Object *obj, Visitor *v, void *opaque, |
| 70 |
const char *name, Error **errp) |
| 71 |
{
|
| 72 |
DeviceState *dev = DEVICE(obj); |
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Property *prop = opaque; |
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int *ptr = qdev_get_prop_ptr(dev, prop);
|
| 75 |
|
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if (dev->state != DEV_STATE_CREATED) {
|
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error_set(errp, QERR_PERMISSION_DENIED); |
| 78 |
return;
|
| 79 |
} |
| 80 |
|
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visit_type_enum(v, ptr, prop->info->enum_table, |
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prop->info->name, prop->name, errp); |
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} |
| 84 |
|
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/* Bit */
|
| 86 |
|
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static uint32_t qdev_get_prop_mask(Property *prop)
|
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{
|
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assert(prop->info == &qdev_prop_bit); |
| 90 |
return 0x1 << prop->bitnr; |
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} |
| 92 |
|
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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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} |
| 102 |
|
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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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} |
| 108 |
|
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static void get_bit(Object *obj, Visitor *v, void *opaque, |
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const char *name, Error **errp) |
| 111 |
{
|
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DeviceState *dev = DEVICE(obj); |
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Property *prop = opaque; |
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uint32_t *p = qdev_get_prop_ptr(dev, prop); |
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bool value = (*p & qdev_get_prop_mask(prop)) != 0; |
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|
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visit_type_bool(v, &value, name, errp); |
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} |
| 119 |
|
| 120 |
static void set_bit(Object *obj, Visitor *v, void *opaque, |
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const char *name, Error **errp) |
| 122 |
{
|
| 123 |
DeviceState *dev = DEVICE(obj); |
| 124 |
Property *prop = opaque; |
| 125 |
Error *local_err = NULL;
|
| 126 |
bool value;
|
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|
| 128 |
if (dev->state != DEV_STATE_CREATED) {
|
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error_set(errp, QERR_PERMISSION_DENIED); |
| 130 |
return;
|
| 131 |
} |
| 132 |
|
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visit_type_bool(v, &value, name, &local_err); |
| 134 |
if (local_err) {
|
| 135 |
error_propagate(errp, local_err); |
| 136 |
return;
|
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} |
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bit_prop_set(dev, prop, value); |
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} |
| 140 |
|
| 141 |
PropertyInfo qdev_prop_bit = {
|
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.name = "boolean",
|
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.legacy_name = "on/off",
|
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.print = print_bit, |
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.get = get_bit, |
| 146 |
.set = set_bit, |
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}; |
| 148 |
|
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/* --- 8bit integer --- */
|
| 150 |
|
| 151 |
static void get_uint8(Object *obj, Visitor *v, void *opaque, |
| 152 |
const char *name, Error **errp) |
| 153 |
{
|
| 154 |
DeviceState *dev = DEVICE(obj); |
| 155 |
Property *prop = opaque; |
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uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 157 |
|
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visit_type_uint8(v, ptr, name, errp); |
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} |
| 160 |
|
| 161 |
static void set_uint8(Object *obj, Visitor *v, void *opaque, |
| 162 |
const char *name, Error **errp) |
| 163 |
{
|
| 164 |
DeviceState *dev = DEVICE(obj); |
| 165 |
Property *prop = opaque; |
| 166 |
uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 167 |
|
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if (dev->state != DEV_STATE_CREATED) {
|
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error_set(errp, QERR_PERMISSION_DENIED); |
| 170 |
return;
|
| 171 |
} |
| 172 |
|
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visit_type_uint8(v, ptr, name, errp); |
| 174 |
} |
| 175 |
|
| 176 |
PropertyInfo qdev_prop_uint8 = {
|
| 177 |
.name = "uint8",
|
| 178 |
.get = get_uint8, |
| 179 |
.set = set_uint8, |
| 180 |
}; |
| 181 |
|
| 182 |
/* --- 8bit hex value --- */
|
| 183 |
|
| 184 |
static int parse_hex8(DeviceState *dev, Property *prop, const char *str) |
| 185 |
{
|
| 186 |
uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 187 |
char *end;
|
| 188 |
|
| 189 |
if (str[0] != '0' || str[1] != 'x') { |
| 190 |
return -EINVAL;
|
| 191 |
} |
| 192 |
|
| 193 |
*ptr = strtoul(str, &end, 16);
|
| 194 |
if ((*end != '\0') || (end == str)) { |
| 195 |
return -EINVAL;
|
| 196 |
} |
| 197 |
|
| 198 |
return 0; |
| 199 |
} |
| 200 |
|
| 201 |
static int print_hex8(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 202 |
{
|
| 203 |
uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "0x%" PRIx8, *ptr); |
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} |
| 206 |
|
| 207 |
PropertyInfo qdev_prop_hex8 = {
|
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.name = "uint8",
|
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.legacy_name = "hex8",
|
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.parse = parse_hex8, |
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.print = print_hex8, |
| 212 |
.get = get_uint8, |
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.set = set_uint8, |
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}; |
| 215 |
|
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/* --- 16bit integer --- */
|
| 217 |
|
| 218 |
static void get_uint16(Object *obj, Visitor *v, void *opaque, |
| 219 |
const char *name, Error **errp) |
| 220 |
{
|
| 221 |
DeviceState *dev = DEVICE(obj); |
| 222 |
Property *prop = opaque; |
| 223 |
uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 224 |
|
| 225 |
visit_type_uint16(v, ptr, name, errp); |
| 226 |
} |
| 227 |
|
| 228 |
static void set_uint16(Object *obj, Visitor *v, void *opaque, |
| 229 |
const char *name, Error **errp) |
| 230 |
{
|
| 231 |
DeviceState *dev = DEVICE(obj); |
| 232 |
Property *prop = opaque; |
| 233 |
uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 234 |
|
| 235 |
if (dev->state != DEV_STATE_CREATED) {
|
| 236 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 237 |
return;
|
| 238 |
} |
| 239 |
|
| 240 |
visit_type_uint16(v, ptr, name, errp); |
| 241 |
} |
| 242 |
|
| 243 |
PropertyInfo qdev_prop_uint16 = {
|
| 244 |
.name = "uint16",
|
| 245 |
.get = get_uint16, |
| 246 |
.set = set_uint16, |
| 247 |
}; |
| 248 |
|
| 249 |
/* --- 32bit integer --- */
|
| 250 |
|
| 251 |
static void get_uint32(Object *obj, Visitor *v, void *opaque, |
| 252 |
const char *name, Error **errp) |
| 253 |
{
|
| 254 |
DeviceState *dev = DEVICE(obj); |
| 255 |
Property *prop = opaque; |
| 256 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 257 |
|
| 258 |
visit_type_uint32(v, ptr, name, errp); |
| 259 |
} |
| 260 |
|
| 261 |
static void set_uint32(Object *obj, Visitor *v, void *opaque, |
| 262 |
const char *name, Error **errp) |
| 263 |
{
|
| 264 |
DeviceState *dev = DEVICE(obj); |
| 265 |
Property *prop = opaque; |
| 266 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 267 |
|
| 268 |
if (dev->state != DEV_STATE_CREATED) {
|
| 269 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 270 |
return;
|
| 271 |
} |
| 272 |
|
| 273 |
visit_type_uint32(v, ptr, name, errp); |
| 274 |
} |
| 275 |
|
| 276 |
static void get_int32(Object *obj, Visitor *v, void *opaque, |
| 277 |
const char *name, Error **errp) |
| 278 |
{
|
| 279 |
DeviceState *dev = DEVICE(obj); |
| 280 |
Property *prop = opaque; |
| 281 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 282 |
|
| 283 |
visit_type_int32(v, ptr, name, errp); |
| 284 |
} |
| 285 |
|
| 286 |
static void set_int32(Object *obj, Visitor *v, void *opaque, |
| 287 |
const char *name, Error **errp) |
| 288 |
{
|
| 289 |
DeviceState *dev = DEVICE(obj); |
| 290 |
Property *prop = opaque; |
| 291 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 292 |
|
| 293 |
if (dev->state != DEV_STATE_CREATED) {
|
| 294 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 295 |
return;
|
| 296 |
} |
| 297 |
|
| 298 |
visit_type_int32(v, ptr, name, errp); |
| 299 |
} |
| 300 |
|
| 301 |
PropertyInfo qdev_prop_uint32 = {
|
| 302 |
.name = "uint32",
|
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.get = get_uint32, |
| 304 |
.set = set_uint32, |
| 305 |
}; |
| 306 |
|
| 307 |
PropertyInfo qdev_prop_int32 = {
|
| 308 |
.name = "int32",
|
| 309 |
.get = get_int32, |
| 310 |
.set = set_int32, |
| 311 |
}; |
| 312 |
|
| 313 |
/* --- 32bit hex value --- */
|
| 314 |
|
| 315 |
static int parse_hex32(DeviceState *dev, Property *prop, const char *str) |
| 316 |
{
|
| 317 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 318 |
char *end;
|
| 319 |
|
| 320 |
if (str[0] != '0' || str[1] != 'x') { |
| 321 |
return -EINVAL;
|
| 322 |
} |
| 323 |
|
| 324 |
*ptr = strtoul(str, &end, 16);
|
| 325 |
if ((*end != '\0') || (end == str)) { |
| 326 |
return -EINVAL;
|
| 327 |
} |
| 328 |
|
| 329 |
return 0; |
| 330 |
} |
| 331 |
|
| 332 |
static int print_hex32(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 333 |
{
|
| 334 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 335 |
return snprintf(dest, len, "0x%" PRIx32, *ptr); |
| 336 |
} |
| 337 |
|
| 338 |
PropertyInfo qdev_prop_hex32 = {
|
| 339 |
.name = "uint32",
|
| 340 |
.legacy_name = "hex32",
|
| 341 |
.parse = parse_hex32, |
| 342 |
.print = print_hex32, |
| 343 |
.get = get_uint32, |
| 344 |
.set = set_uint32, |
| 345 |
}; |
| 346 |
|
| 347 |
/* --- 64bit integer --- */
|
| 348 |
|
| 349 |
static void get_uint64(Object *obj, Visitor *v, void *opaque, |
| 350 |
const char *name, Error **errp) |
| 351 |
{
|
| 352 |
DeviceState *dev = DEVICE(obj); |
| 353 |
Property *prop = opaque; |
| 354 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 355 |
|
| 356 |
visit_type_uint64(v, ptr, name, errp); |
| 357 |
} |
| 358 |
|
| 359 |
static void set_uint64(Object *obj, Visitor *v, void *opaque, |
| 360 |
const char *name, Error **errp) |
| 361 |
{
|
| 362 |
DeviceState *dev = DEVICE(obj); |
| 363 |
Property *prop = opaque; |
| 364 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 365 |
|
| 366 |
if (dev->state != DEV_STATE_CREATED) {
|
| 367 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 368 |
return;
|
| 369 |
} |
| 370 |
|
| 371 |
visit_type_uint64(v, ptr, name, errp); |
| 372 |
} |
| 373 |
|
| 374 |
PropertyInfo qdev_prop_uint64 = {
|
| 375 |
.name = "uint64",
|
| 376 |
.get = get_uint64, |
| 377 |
.set = set_uint64, |
| 378 |
}; |
| 379 |
|
| 380 |
/* --- 64bit hex value --- */
|
| 381 |
|
| 382 |
static int parse_hex64(DeviceState *dev, Property *prop, const char *str) |
| 383 |
{
|
| 384 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 385 |
char *end;
|
| 386 |
|
| 387 |
if (str[0] != '0' || str[1] != 'x') { |
| 388 |
return -EINVAL;
|
| 389 |
} |
| 390 |
|
| 391 |
*ptr = strtoull(str, &end, 16);
|
| 392 |
if ((*end != '\0') || (end == str)) { |
| 393 |
return -EINVAL;
|
| 394 |
} |
| 395 |
|
| 396 |
return 0; |
| 397 |
} |
| 398 |
|
| 399 |
static int print_hex64(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 400 |
{
|
| 401 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 402 |
return snprintf(dest, len, "0x%" PRIx64, *ptr); |
| 403 |
} |
| 404 |
|
| 405 |
PropertyInfo qdev_prop_hex64 = {
|
| 406 |
.name = "uint64",
|
| 407 |
.legacy_name = "hex64",
|
| 408 |
.parse = parse_hex64, |
| 409 |
.print = print_hex64, |
| 410 |
.get = get_uint64, |
| 411 |
.set = set_uint64, |
| 412 |
}; |
| 413 |
|
| 414 |
/* --- string --- */
|
| 415 |
|
| 416 |
static void release_string(Object *obj, const char *name, void *opaque) |
| 417 |
{
|
| 418 |
Property *prop = opaque; |
| 419 |
g_free(*(char **)qdev_get_prop_ptr(DEVICE(obj), prop));
|
| 420 |
} |
| 421 |
|
| 422 |
static int print_string(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 423 |
{
|
| 424 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 425 |
if (!*ptr)
|
| 426 |
return snprintf(dest, len, "<null>"); |
| 427 |
return snprintf(dest, len, "\"%s\"", *ptr); |
| 428 |
} |
| 429 |
|
| 430 |
static void get_string(Object *obj, Visitor *v, void *opaque, |
| 431 |
const char *name, Error **errp) |
| 432 |
{
|
| 433 |
DeviceState *dev = DEVICE(obj); |
| 434 |
Property *prop = opaque; |
| 435 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 436 |
|
| 437 |
if (!*ptr) {
|
| 438 |
char *str = (char *)""; |
| 439 |
visit_type_str(v, &str, name, errp); |
| 440 |
} else {
|
| 441 |
visit_type_str(v, ptr, name, errp); |
| 442 |
} |
| 443 |
} |
| 444 |
|
| 445 |
static void set_string(Object *obj, Visitor *v, void *opaque, |
| 446 |
const char *name, Error **errp) |
| 447 |
{
|
| 448 |
DeviceState *dev = DEVICE(obj); |
| 449 |
Property *prop = opaque; |
| 450 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 451 |
Error *local_err = NULL;
|
| 452 |
char *str;
|
| 453 |
|
| 454 |
if (dev->state != DEV_STATE_CREATED) {
|
| 455 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 456 |
return;
|
| 457 |
} |
| 458 |
|
| 459 |
visit_type_str(v, &str, name, &local_err); |
| 460 |
if (local_err) {
|
| 461 |
error_propagate(errp, local_err); |
| 462 |
return;
|
| 463 |
} |
| 464 |
if (*ptr) {
|
| 465 |
g_free(*ptr); |
| 466 |
} |
| 467 |
*ptr = str; |
| 468 |
} |
| 469 |
|
| 470 |
PropertyInfo qdev_prop_string = {
|
| 471 |
.name = "string",
|
| 472 |
.print = print_string, |
| 473 |
.release = release_string, |
| 474 |
.get = get_string, |
| 475 |
.set = set_string, |
| 476 |
}; |
| 477 |
|
| 478 |
/* --- drive --- */
|
| 479 |
|
| 480 |
static int parse_drive(DeviceState *dev, const char *str, void **ptr) |
| 481 |
{
|
| 482 |
BlockDriverState *bs; |
| 483 |
|
| 484 |
bs = bdrv_find(str); |
| 485 |
if (bs == NULL) |
| 486 |
return -ENOENT;
|
| 487 |
if (bdrv_attach_dev(bs, dev) < 0) |
| 488 |
return -EEXIST;
|
| 489 |
*ptr = bs; |
| 490 |
return 0; |
| 491 |
} |
| 492 |
|
| 493 |
static void release_drive(Object *obj, const char *name, void *opaque) |
| 494 |
{
|
| 495 |
DeviceState *dev = DEVICE(obj); |
| 496 |
Property *prop = opaque; |
| 497 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 498 |
|
| 499 |
if (*ptr) {
|
| 500 |
bdrv_detach_dev(*ptr, dev); |
| 501 |
blockdev_auto_del(*ptr); |
| 502 |
} |
| 503 |
} |
| 504 |
|
| 505 |
static const char *print_drive(void *ptr) |
| 506 |
{
|
| 507 |
return bdrv_get_device_name(ptr);
|
| 508 |
} |
| 509 |
|
| 510 |
static void get_drive(Object *obj, Visitor *v, void *opaque, |
| 511 |
const char *name, Error **errp) |
| 512 |
{
|
| 513 |
get_pointer(obj, v, opaque, print_drive, name, errp); |
| 514 |
} |
| 515 |
|
| 516 |
static void set_drive(Object *obj, Visitor *v, void *opaque, |
| 517 |
const char *name, Error **errp) |
| 518 |
{
|
| 519 |
set_pointer(obj, v, opaque, parse_drive, name, errp); |
| 520 |
} |
| 521 |
|
| 522 |
PropertyInfo qdev_prop_drive = {
|
| 523 |
.name = "drive",
|
| 524 |
.get = get_drive, |
| 525 |
.set = set_drive, |
| 526 |
.release = release_drive, |
| 527 |
}; |
| 528 |
|
| 529 |
/* --- character device --- */
|
| 530 |
|
| 531 |
static int parse_chr(DeviceState *dev, const char *str, void **ptr) |
| 532 |
{
|
| 533 |
CharDriverState *chr = qemu_chr_find(str); |
| 534 |
if (chr == NULL) { |
| 535 |
return -ENOENT;
|
| 536 |
} |
| 537 |
if (chr->avail_connections < 1) { |
| 538 |
return -EEXIST;
|
| 539 |
} |
| 540 |
*ptr = chr; |
| 541 |
--chr->avail_connections; |
| 542 |
return 0; |
| 543 |
} |
| 544 |
|
| 545 |
static void release_chr(Object *obj, const char *name, void *opaque) |
| 546 |
{
|
| 547 |
DeviceState *dev = DEVICE(obj); |
| 548 |
Property *prop = opaque; |
| 549 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 550 |
|
| 551 |
if (*ptr) {
|
| 552 |
qemu_chr_add_handlers(*ptr, NULL, NULL, NULL, NULL); |
| 553 |
} |
| 554 |
} |
| 555 |
|
| 556 |
|
| 557 |
static const char *print_chr(void *ptr) |
| 558 |
{
|
| 559 |
CharDriverState *chr = ptr; |
| 560 |
|
| 561 |
return chr->label ? chr->label : ""; |
| 562 |
} |
| 563 |
|
| 564 |
static void get_chr(Object *obj, Visitor *v, void *opaque, |
| 565 |
const char *name, Error **errp) |
| 566 |
{
|
| 567 |
get_pointer(obj, v, opaque, print_chr, name, errp); |
| 568 |
} |
| 569 |
|
| 570 |
static void set_chr(Object *obj, Visitor *v, void *opaque, |
| 571 |
const char *name, Error **errp) |
| 572 |
{
|
| 573 |
set_pointer(obj, v, opaque, parse_chr, name, errp); |
| 574 |
} |
| 575 |
|
| 576 |
PropertyInfo qdev_prop_chr = {
|
| 577 |
.name = "chr",
|
| 578 |
.get = get_chr, |
| 579 |
.set = set_chr, |
| 580 |
.release = release_chr, |
| 581 |
}; |
| 582 |
|
| 583 |
/* --- netdev device --- */
|
| 584 |
|
| 585 |
static int parse_netdev(DeviceState *dev, const char *str, void **ptr) |
| 586 |
{
|
| 587 |
VLANClientState *netdev = qemu_find_netdev(str); |
| 588 |
|
| 589 |
if (netdev == NULL) { |
| 590 |
return -ENOENT;
|
| 591 |
} |
| 592 |
if (netdev->peer) {
|
| 593 |
return -EEXIST;
|
| 594 |
} |
| 595 |
*ptr = netdev; |
| 596 |
return 0; |
| 597 |
} |
| 598 |
|
| 599 |
static const char *print_netdev(void *ptr) |
| 600 |
{
|
| 601 |
VLANClientState *netdev = ptr; |
| 602 |
|
| 603 |
return netdev->name ? netdev->name : ""; |
| 604 |
} |
| 605 |
|
| 606 |
static void get_netdev(Object *obj, Visitor *v, void *opaque, |
| 607 |
const char *name, Error **errp) |
| 608 |
{
|
| 609 |
get_pointer(obj, v, opaque, print_netdev, name, errp); |
| 610 |
} |
| 611 |
|
| 612 |
static void set_netdev(Object *obj, Visitor *v, void *opaque, |
| 613 |
const char *name, Error **errp) |
| 614 |
{
|
| 615 |
set_pointer(obj, v, opaque, parse_netdev, name, errp); |
| 616 |
} |
| 617 |
|
| 618 |
PropertyInfo qdev_prop_netdev = {
|
| 619 |
.name = "netdev",
|
| 620 |
.get = get_netdev, |
| 621 |
.set = set_netdev, |
| 622 |
}; |
| 623 |
|
| 624 |
/* --- vlan --- */
|
| 625 |
|
| 626 |
static int print_vlan(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 627 |
{
|
| 628 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
| 629 |
|
| 630 |
if (*ptr) {
|
| 631 |
int id;
|
| 632 |
if (!net_hub_id_for_client(*ptr, &id)) {
|
| 633 |
return snprintf(dest, len, "%d", id); |
| 634 |
} |
| 635 |
} |
| 636 |
|
| 637 |
return snprintf(dest, len, "<null>"); |
| 638 |
} |
| 639 |
|
| 640 |
static void get_vlan(Object *obj, Visitor *v, void *opaque, |
| 641 |
const char *name, Error **errp) |
| 642 |
{
|
| 643 |
DeviceState *dev = DEVICE(obj); |
| 644 |
Property *prop = opaque; |
| 645 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
| 646 |
int32_t id = -1;
|
| 647 |
|
| 648 |
if (*ptr) {
|
| 649 |
int hub_id;
|
| 650 |
if (!net_hub_id_for_client(*ptr, &hub_id)) {
|
| 651 |
id = hub_id; |
| 652 |
} |
| 653 |
} |
| 654 |
|
| 655 |
visit_type_int32(v, &id, name, errp); |
| 656 |
} |
| 657 |
|
| 658 |
static void set_vlan(Object *obj, Visitor *v, void *opaque, |
| 659 |
const char *name, Error **errp) |
| 660 |
{
|
| 661 |
DeviceState *dev = DEVICE(obj); |
| 662 |
Property *prop = opaque; |
| 663 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
| 664 |
Error *local_err = NULL;
|
| 665 |
int32_t id; |
| 666 |
VLANClientState *hubport; |
| 667 |
|
| 668 |
if (dev->state != DEV_STATE_CREATED) {
|
| 669 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 670 |
return;
|
| 671 |
} |
| 672 |
|
| 673 |
visit_type_int32(v, &id, name, &local_err); |
| 674 |
if (local_err) {
|
| 675 |
error_propagate(errp, local_err); |
| 676 |
return;
|
| 677 |
} |
| 678 |
if (id == -1) { |
| 679 |
*ptr = NULL;
|
| 680 |
return;
|
| 681 |
} |
| 682 |
|
| 683 |
hubport = net_hub_port_find(id); |
| 684 |
if (!hubport) {
|
| 685 |
error_set(errp, QERR_INVALID_PARAMETER_VALUE, |
| 686 |
name, prop->info->name); |
| 687 |
return;
|
| 688 |
} |
| 689 |
*ptr = hubport; |
| 690 |
} |
| 691 |
|
| 692 |
PropertyInfo qdev_prop_vlan = {
|
| 693 |
.name = "vlan",
|
| 694 |
.print = print_vlan, |
| 695 |
.get = get_vlan, |
| 696 |
.set = set_vlan, |
| 697 |
}; |
| 698 |
|
| 699 |
/* --- pointer --- */
|
| 700 |
|
| 701 |
/* Not a proper property, just for dirty hacks. TODO Remove it! */
|
| 702 |
PropertyInfo qdev_prop_ptr = {
|
| 703 |
.name = "ptr",
|
| 704 |
}; |
| 705 |
|
| 706 |
/* --- mac address --- */
|
| 707 |
|
| 708 |
/*
|
| 709 |
* accepted syntax versions:
|
| 710 |
* 01:02:03:04:05:06
|
| 711 |
* 01-02-03-04-05-06
|
| 712 |
*/
|
| 713 |
static void get_mac(Object *obj, Visitor *v, void *opaque, |
| 714 |
const char *name, Error **errp) |
| 715 |
{
|
| 716 |
DeviceState *dev = DEVICE(obj); |
| 717 |
Property *prop = opaque; |
| 718 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
| 719 |
char buffer[2 * 6 + 5 + 1]; |
| 720 |
char *p = buffer;
|
| 721 |
|
| 722 |
snprintf(buffer, sizeof(buffer), "%02x:%02x:%02x:%02x:%02x:%02x", |
| 723 |
mac->a[0], mac->a[1], mac->a[2], |
| 724 |
mac->a[3], mac->a[4], mac->a[5]); |
| 725 |
|
| 726 |
visit_type_str(v, &p, name, errp); |
| 727 |
} |
| 728 |
|
| 729 |
static void set_mac(Object *obj, Visitor *v, void *opaque, |
| 730 |
const char *name, Error **errp) |
| 731 |
{
|
| 732 |
DeviceState *dev = DEVICE(obj); |
| 733 |
Property *prop = opaque; |
| 734 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
| 735 |
Error *local_err = NULL;
|
| 736 |
int i, pos;
|
| 737 |
char *str, *p;
|
| 738 |
|
| 739 |
if (dev->state != DEV_STATE_CREATED) {
|
| 740 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 741 |
return;
|
| 742 |
} |
| 743 |
|
| 744 |
visit_type_str(v, &str, name, &local_err); |
| 745 |
if (local_err) {
|
| 746 |
error_propagate(errp, local_err); |
| 747 |
return;
|
| 748 |
} |
| 749 |
|
| 750 |
for (i = 0, pos = 0; i < 6; i++, pos += 3) { |
| 751 |
if (!qemu_isxdigit(str[pos]))
|
| 752 |
goto inval;
|
| 753 |
if (!qemu_isxdigit(str[pos+1])) |
| 754 |
goto inval;
|
| 755 |
if (i == 5) { |
| 756 |
if (str[pos+2] != '\0') |
| 757 |
goto inval;
|
| 758 |
} else {
|
| 759 |
if (str[pos+2] != ':' && str[pos+2] != '-') |
| 760 |
goto inval;
|
| 761 |
} |
| 762 |
mac->a[i] = strtol(str+pos, &p, 16);
|
| 763 |
} |
| 764 |
g_free(str); |
| 765 |
return;
|
| 766 |
|
| 767 |
inval:
|
| 768 |
error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); |
| 769 |
g_free(str); |
| 770 |
} |
| 771 |
|
| 772 |
PropertyInfo qdev_prop_macaddr = {
|
| 773 |
.name = "macaddr",
|
| 774 |
.get = get_mac, |
| 775 |
.set = set_mac, |
| 776 |
}; |
| 777 |
|
| 778 |
/* --- lost tick policy --- */
|
| 779 |
|
| 780 |
static const char *lost_tick_policy_table[LOST_TICK_MAX+1] = { |
| 781 |
[LOST_TICK_DISCARD] = "discard",
|
| 782 |
[LOST_TICK_DELAY] = "delay",
|
| 783 |
[LOST_TICK_MERGE] = "merge",
|
| 784 |
[LOST_TICK_SLEW] = "slew",
|
| 785 |
[LOST_TICK_MAX] = NULL,
|
| 786 |
}; |
| 787 |
|
| 788 |
QEMU_BUILD_BUG_ON(sizeof(LostTickPolicy) != sizeof(int)); |
| 789 |
|
| 790 |
PropertyInfo qdev_prop_losttickpolicy = {
|
| 791 |
.name = "LostTickPolicy",
|
| 792 |
.enum_table = lost_tick_policy_table, |
| 793 |
.get = get_enum, |
| 794 |
.set = set_enum, |
| 795 |
}; |
| 796 |
|
| 797 |
/* --- BIOS CHS translation */
|
| 798 |
|
| 799 |
static const char *bios_chs_trans_table[] = { |
| 800 |
[BIOS_ATA_TRANSLATION_AUTO] = "auto",
|
| 801 |
[BIOS_ATA_TRANSLATION_NONE] = "none",
|
| 802 |
[BIOS_ATA_TRANSLATION_LBA] = "lba",
|
| 803 |
}; |
| 804 |
|
| 805 |
PropertyInfo qdev_prop_bios_chs_trans = {
|
| 806 |
.name = "bios-chs-trans",
|
| 807 |
.enum_table = bios_chs_trans_table, |
| 808 |
.get = get_enum, |
| 809 |
.set = set_enum, |
| 810 |
}; |
| 811 |
|
| 812 |
/* --- pci address --- */
|
| 813 |
|
| 814 |
/*
|
| 815 |
* bus-local address, i.e. "$slot" or "$slot.$fn"
|
| 816 |
*/
|
| 817 |
static void set_pci_devfn(Object *obj, Visitor *v, void *opaque, |
| 818 |
const char *name, Error **errp) |
| 819 |
{
|
| 820 |
DeviceState *dev = DEVICE(obj); |
| 821 |
Property *prop = opaque; |
| 822 |
int32_t value, *ptr = qdev_get_prop_ptr(dev, prop); |
| 823 |
unsigned int slot, fn, n; |
| 824 |
Error *local_err = NULL;
|
| 825 |
char *str;
|
| 826 |
|
| 827 |
if (dev->state != DEV_STATE_CREATED) {
|
| 828 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 829 |
return;
|
| 830 |
} |
| 831 |
|
| 832 |
visit_type_str(v, &str, name, &local_err); |
| 833 |
if (local_err) {
|
| 834 |
error_free(local_err); |
| 835 |
local_err = NULL;
|
| 836 |
visit_type_int32(v, &value, name, &local_err); |
| 837 |
if (local_err) {
|
| 838 |
error_propagate(errp, local_err); |
| 839 |
} else if (value < -1 || value > 255) { |
| 840 |
error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
|
| 841 |
"pci_devfn");
|
| 842 |
} else {
|
| 843 |
*ptr = value; |
| 844 |
} |
| 845 |
return;
|
| 846 |
} |
| 847 |
|
| 848 |
if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) { |
| 849 |
fn = 0;
|
| 850 |
if (sscanf(str, "%x%n", &slot, &n) != 1) { |
| 851 |
goto invalid;
|
| 852 |
} |
| 853 |
} |
| 854 |
if (str[n] != '\0' || fn > 7 || slot > 31) { |
| 855 |
goto invalid;
|
| 856 |
} |
| 857 |
*ptr = slot << 3 | fn;
|
| 858 |
g_free(str); |
| 859 |
return;
|
| 860 |
|
| 861 |
invalid:
|
| 862 |
error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); |
| 863 |
g_free(str); |
| 864 |
} |
| 865 |
|
| 866 |
static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 867 |
{
|
| 868 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 869 |
|
| 870 |
if (*ptr == -1) { |
| 871 |
return snprintf(dest, len, "<unset>"); |
| 872 |
} else {
|
| 873 |
return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7); |
| 874 |
} |
| 875 |
} |
| 876 |
|
| 877 |
PropertyInfo qdev_prop_pci_devfn = {
|
| 878 |
.name = "int32",
|
| 879 |
.legacy_name = "pci-devfn",
|
| 880 |
.print = print_pci_devfn, |
| 881 |
.get = get_int32, |
| 882 |
.set = set_pci_devfn, |
| 883 |
}; |
| 884 |
|
| 885 |
/* --- blocksize --- */
|
| 886 |
|
| 887 |
static void set_blocksize(Object *obj, Visitor *v, void *opaque, |
| 888 |
const char *name, Error **errp) |
| 889 |
{
|
| 890 |
DeviceState *dev = DEVICE(obj); |
| 891 |
Property *prop = opaque; |
| 892 |
uint16_t value, *ptr = qdev_get_prop_ptr(dev, prop); |
| 893 |
Error *local_err = NULL;
|
| 894 |
const int64_t min = 512; |
| 895 |
const int64_t max = 32768; |
| 896 |
|
| 897 |
if (dev->state != DEV_STATE_CREATED) {
|
| 898 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 899 |
return;
|
| 900 |
} |
| 901 |
|
| 902 |
visit_type_uint16(v, &value, name, &local_err); |
| 903 |
if (local_err) {
|
| 904 |
error_propagate(errp, local_err); |
| 905 |
return;
|
| 906 |
} |
| 907 |
if (value < min || value > max) {
|
| 908 |
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, |
| 909 |
dev->id?:"", name, (int64_t)value, min, max);
|
| 910 |
return;
|
| 911 |
} |
| 912 |
|
| 913 |
/* We rely on power-of-2 blocksizes for bitmasks */
|
| 914 |
if ((value & (value - 1)) != 0) { |
| 915 |
error_set(errp, QERR_PROPERTY_VALUE_NOT_POWER_OF_2, |
| 916 |
dev->id?:"", name, (int64_t)value);
|
| 917 |
return;
|
| 918 |
} |
| 919 |
|
| 920 |
*ptr = value; |
| 921 |
} |
| 922 |
|
| 923 |
PropertyInfo qdev_prop_blocksize = {
|
| 924 |
.name = "blocksize",
|
| 925 |
.get = get_uint16, |
| 926 |
.set = set_blocksize, |
| 927 |
}; |
| 928 |
|
| 929 |
/* --- pci host address --- */
|
| 930 |
|
| 931 |
static void get_pci_host_devaddr(Object *obj, Visitor *v, void *opaque, |
| 932 |
const char *name, Error **errp) |
| 933 |
{
|
| 934 |
DeviceState *dev = DEVICE(obj); |
| 935 |
Property *prop = opaque; |
| 936 |
PCIHostDeviceAddress *addr = qdev_get_prop_ptr(dev, prop); |
| 937 |
char buffer[] = "xxxx:xx:xx.x"; |
| 938 |
char *p = buffer;
|
| 939 |
int rc = 0; |
| 940 |
|
| 941 |
rc = snprintf(buffer, sizeof(buffer), "%04x:%02x:%02x.%d", |
| 942 |
addr->domain, addr->bus, addr->slot, addr->function); |
| 943 |
assert(rc == sizeof(buffer) - 1); |
| 944 |
|
| 945 |
visit_type_str(v, &p, name, errp); |
| 946 |
} |
| 947 |
|
| 948 |
/*
|
| 949 |
* Parse [<domain>:]<bus>:<slot>.<func>
|
| 950 |
* if <domain> is not supplied, it's assumed to be 0.
|
| 951 |
*/
|
| 952 |
static void set_pci_host_devaddr(Object *obj, Visitor *v, void *opaque, |
| 953 |
const char *name, Error **errp) |
| 954 |
{
|
| 955 |
DeviceState *dev = DEVICE(obj); |
| 956 |
Property *prop = opaque; |
| 957 |
PCIHostDeviceAddress *addr = qdev_get_prop_ptr(dev, prop); |
| 958 |
Error *local_err = NULL;
|
| 959 |
char *str, *p;
|
| 960 |
char *e;
|
| 961 |
unsigned long val; |
| 962 |
unsigned long dom = 0, bus = 0; |
| 963 |
unsigned int slot = 0, func = 0; |
| 964 |
|
| 965 |
if (dev->state != DEV_STATE_CREATED) {
|
| 966 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 967 |
return;
|
| 968 |
} |
| 969 |
|
| 970 |
visit_type_str(v, &str, name, &local_err); |
| 971 |
if (local_err) {
|
| 972 |
error_propagate(errp, local_err); |
| 973 |
return;
|
| 974 |
} |
| 975 |
|
| 976 |
p = str; |
| 977 |
val = strtoul(p, &e, 16);
|
| 978 |
if (e == p || *e != ':') { |
| 979 |
goto inval;
|
| 980 |
} |
| 981 |
bus = val; |
| 982 |
|
| 983 |
p = e + 1;
|
| 984 |
val = strtoul(p, &e, 16);
|
| 985 |
if (e == p) {
|
| 986 |
goto inval;
|
| 987 |
} |
| 988 |
if (*e == ':') { |
| 989 |
dom = bus; |
| 990 |
bus = val; |
| 991 |
p = e + 1;
|
| 992 |
val = strtoul(p, &e, 16);
|
| 993 |
if (e == p) {
|
| 994 |
goto inval;
|
| 995 |
} |
| 996 |
} |
| 997 |
slot = val; |
| 998 |
|
| 999 |
if (*e != '.') { |
| 1000 |
goto inval;
|
| 1001 |
} |
| 1002 |
p = e + 1;
|
| 1003 |
val = strtoul(p, &e, 10);
|
| 1004 |
if (e == p) {
|
| 1005 |
goto inval;
|
| 1006 |
} |
| 1007 |
func = val; |
| 1008 |
|
| 1009 |
if (dom > 0xffff || bus > 0xff || slot > 0x1f || func > 7) { |
| 1010 |
goto inval;
|
| 1011 |
} |
| 1012 |
|
| 1013 |
if (*e) {
|
| 1014 |
goto inval;
|
| 1015 |
} |
| 1016 |
|
| 1017 |
addr->domain = dom; |
| 1018 |
addr->bus = bus; |
| 1019 |
addr->slot = slot; |
| 1020 |
addr->function = func; |
| 1021 |
|
| 1022 |
g_free(str); |
| 1023 |
return;
|
| 1024 |
|
| 1025 |
inval:
|
| 1026 |
error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); |
| 1027 |
g_free(str); |
| 1028 |
} |
| 1029 |
|
| 1030 |
PropertyInfo qdev_prop_pci_host_devaddr = {
|
| 1031 |
.name = "pci-host-devaddr",
|
| 1032 |
.get = get_pci_host_devaddr, |
| 1033 |
.set = set_pci_host_devaddr, |
| 1034 |
}; |
| 1035 |
|
| 1036 |
/* --- public helpers --- */
|
| 1037 |
|
| 1038 |
static Property *qdev_prop_walk(Property *props, const char *name) |
| 1039 |
{
|
| 1040 |
if (!props)
|
| 1041 |
return NULL; |
| 1042 |
while (props->name) {
|
| 1043 |
if (strcmp(props->name, name) == 0) |
| 1044 |
return props;
|
| 1045 |
props++; |
| 1046 |
} |
| 1047 |
return NULL; |
| 1048 |
} |
| 1049 |
|
| 1050 |
static Property *qdev_prop_find(DeviceState *dev, const char *name) |
| 1051 |
{
|
| 1052 |
ObjectClass *class; |
| 1053 |
Property *prop; |
| 1054 |
|
| 1055 |
/* device properties */
|
| 1056 |
class = object_get_class(OBJECT(dev)); |
| 1057 |
do {
|
| 1058 |
prop = qdev_prop_walk(DEVICE_CLASS(class)->props, name); |
| 1059 |
if (prop) {
|
| 1060 |
return prop;
|
| 1061 |
} |
| 1062 |
class = object_class_get_parent(class); |
| 1063 |
} while (class != object_class_by_name(TYPE_DEVICE));
|
| 1064 |
|
| 1065 |
return NULL; |
| 1066 |
} |
| 1067 |
|
| 1068 |
void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev, |
| 1069 |
Property *prop, const char *value) |
| 1070 |
{
|
| 1071 |
switch (ret) {
|
| 1072 |
case -EEXIST:
|
| 1073 |
error_set(errp, QERR_PROPERTY_VALUE_IN_USE, |
| 1074 |
object_get_typename(OBJECT(dev)), prop->name, value); |
| 1075 |
break;
|
| 1076 |
default:
|
| 1077 |
case -EINVAL:
|
| 1078 |
error_set(errp, QERR_PROPERTY_VALUE_BAD, |
| 1079 |
object_get_typename(OBJECT(dev)), prop->name, value); |
| 1080 |
break;
|
| 1081 |
case -ENOENT:
|
| 1082 |
error_set(errp, QERR_PROPERTY_VALUE_NOT_FOUND, |
| 1083 |
object_get_typename(OBJECT(dev)), prop->name, value); |
| 1084 |
break;
|
| 1085 |
case 0: |
| 1086 |
break;
|
| 1087 |
} |
| 1088 |
} |
| 1089 |
|
| 1090 |
int qdev_prop_parse(DeviceState *dev, const char *name, const char *value) |
| 1091 |
{
|
| 1092 |
char *legacy_name;
|
| 1093 |
Error *err = NULL;
|
| 1094 |
|
| 1095 |
legacy_name = g_strdup_printf("legacy-%s", name);
|
| 1096 |
if (object_property_get_type(OBJECT(dev), legacy_name, NULL)) { |
| 1097 |
object_property_parse(OBJECT(dev), value, legacy_name, &err); |
| 1098 |
} else {
|
| 1099 |
object_property_parse(OBJECT(dev), value, name, &err); |
| 1100 |
} |
| 1101 |
g_free(legacy_name); |
| 1102 |
|
| 1103 |
if (err) {
|
| 1104 |
qerror_report_err(err); |
| 1105 |
error_free(err); |
| 1106 |
return -1; |
| 1107 |
} |
| 1108 |
return 0; |
| 1109 |
} |
| 1110 |
|
| 1111 |
void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value) |
| 1112 |
{
|
| 1113 |
Error *errp = NULL;
|
| 1114 |
object_property_set_bool(OBJECT(dev), value, name, &errp); |
| 1115 |
assert_no_error(errp); |
| 1116 |
} |
| 1117 |
|
| 1118 |
void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value) |
| 1119 |
{
|
| 1120 |
Error *errp = NULL;
|
| 1121 |
object_property_set_int(OBJECT(dev), value, name, &errp); |
| 1122 |
assert_no_error(errp); |
| 1123 |
} |
| 1124 |
|
| 1125 |
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value) |
| 1126 |
{
|
| 1127 |
Error *errp = NULL;
|
| 1128 |
object_property_set_int(OBJECT(dev), value, name, &errp); |
| 1129 |
assert_no_error(errp); |
| 1130 |
} |
| 1131 |
|
| 1132 |
void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value) |
| 1133 |
{
|
| 1134 |
Error *errp = NULL;
|
| 1135 |
object_property_set_int(OBJECT(dev), value, name, &errp); |
| 1136 |
assert_no_error(errp); |
| 1137 |
} |
| 1138 |
|
| 1139 |
void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value) |
| 1140 |
{
|
| 1141 |
Error *errp = NULL;
|
| 1142 |
object_property_set_int(OBJECT(dev), value, name, &errp); |
| 1143 |
assert_no_error(errp); |
| 1144 |
} |
| 1145 |
|
| 1146 |
void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value) |
| 1147 |
{
|
| 1148 |
Error *errp = NULL;
|
| 1149 |
object_property_set_int(OBJECT(dev), value, name, &errp); |
| 1150 |
assert_no_error(errp); |
| 1151 |
} |
| 1152 |
|
| 1153 |
void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value) |
| 1154 |
{
|
| 1155 |
Error *errp = NULL;
|
| 1156 |
object_property_set_str(OBJECT(dev), value, name, &errp); |
| 1157 |
assert_no_error(errp); |
| 1158 |
} |
| 1159 |
|
| 1160 |
int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) |
| 1161 |
{
|
| 1162 |
Error *errp = NULL;
|
| 1163 |
const char *bdrv_name = value ? bdrv_get_device_name(value) : ""; |
| 1164 |
object_property_set_str(OBJECT(dev), bdrv_name, |
| 1165 |
name, &errp); |
| 1166 |
if (errp) {
|
| 1167 |
qerror_report_err(errp); |
| 1168 |
error_free(errp); |
| 1169 |
return -1; |
| 1170 |
} |
| 1171 |
return 0; |
| 1172 |
} |
| 1173 |
|
| 1174 |
void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value) |
| 1175 |
{
|
| 1176 |
if (qdev_prop_set_drive(dev, name, value) < 0) { |
| 1177 |
exit(1);
|
| 1178 |
} |
| 1179 |
} |
| 1180 |
void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value) |
| 1181 |
{
|
| 1182 |
Error *errp = NULL;
|
| 1183 |
assert(!value || value->label); |
| 1184 |
object_property_set_str(OBJECT(dev), |
| 1185 |
value ? value->label : "", name, &errp);
|
| 1186 |
assert_no_error(errp); |
| 1187 |
} |
| 1188 |
|
| 1189 |
void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value) |
| 1190 |
{
|
| 1191 |
Error *errp = NULL;
|
| 1192 |
assert(!value || value->name); |
| 1193 |
object_property_set_str(OBJECT(dev), |
| 1194 |
value ? value->name : "", name, &errp);
|
| 1195 |
assert_no_error(errp); |
| 1196 |
} |
| 1197 |
|
| 1198 |
void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value) |
| 1199 |
{
|
| 1200 |
Error *errp = NULL;
|
| 1201 |
char str[2 * 6 + 5 + 1]; |
| 1202 |
snprintf(str, sizeof(str), "%02x:%02x:%02x:%02x:%02x:%02x", |
| 1203 |
value[0], value[1], value[2], value[3], value[4], value[5]); |
| 1204 |
|
| 1205 |
object_property_set_str(OBJECT(dev), str, name, &errp); |
| 1206 |
assert_no_error(errp); |
| 1207 |
} |
| 1208 |
|
| 1209 |
void qdev_prop_set_enum(DeviceState *dev, const char *name, int value) |
| 1210 |
{
|
| 1211 |
Property *prop; |
| 1212 |
Error *errp = NULL;
|
| 1213 |
|
| 1214 |
prop = qdev_prop_find(dev, name); |
| 1215 |
object_property_set_str(OBJECT(dev), prop->info->enum_table[value], |
| 1216 |
name, &errp); |
| 1217 |
assert_no_error(errp); |
| 1218 |
} |
| 1219 |
|
| 1220 |
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value) |
| 1221 |
{
|
| 1222 |
Property *prop; |
| 1223 |
void **ptr;
|
| 1224 |
|
| 1225 |
prop = qdev_prop_find(dev, name); |
| 1226 |
assert(prop && prop->info == &qdev_prop_ptr); |
| 1227 |
ptr = qdev_get_prop_ptr(dev, prop); |
| 1228 |
*ptr = value; |
| 1229 |
} |
| 1230 |
|
| 1231 |
static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props);
|
| 1232 |
|
| 1233 |
static void qdev_prop_register_global(GlobalProperty *prop) |
| 1234 |
{
|
| 1235 |
QTAILQ_INSERT_TAIL(&global_props, prop, next); |
| 1236 |
} |
| 1237 |
|
| 1238 |
void qdev_prop_register_global_list(GlobalProperty *props)
|
| 1239 |
{
|
| 1240 |
int i;
|
| 1241 |
|
| 1242 |
for (i = 0; props[i].driver != NULL; i++) { |
| 1243 |
qdev_prop_register_global(props+i); |
| 1244 |
} |
| 1245 |
} |
| 1246 |
|
| 1247 |
void qdev_prop_set_globals(DeviceState *dev)
|
| 1248 |
{
|
| 1249 |
ObjectClass *class = object_get_class(OBJECT(dev)); |
| 1250 |
|
| 1251 |
do {
|
| 1252 |
GlobalProperty *prop; |
| 1253 |
QTAILQ_FOREACH(prop, &global_props, next) {
|
| 1254 |
if (strcmp(object_class_get_name(class), prop->driver) != 0) { |
| 1255 |
continue;
|
| 1256 |
} |
| 1257 |
if (qdev_prop_parse(dev, prop->property, prop->value) != 0) { |
| 1258 |
exit(1);
|
| 1259 |
} |
| 1260 |
} |
| 1261 |
class = object_class_get_parent(class); |
| 1262 |
} while (class);
|
| 1263 |
} |
| 1264 |
|
| 1265 |
static int qdev_add_one_global(QemuOpts *opts, void *opaque) |
| 1266 |
{
|
| 1267 |
GlobalProperty *g; |
| 1268 |
|
| 1269 |
g = g_malloc0(sizeof(*g));
|
| 1270 |
g->driver = qemu_opt_get(opts, "driver");
|
| 1271 |
g->property = qemu_opt_get(opts, "property");
|
| 1272 |
g->value = qemu_opt_get(opts, "value");
|
| 1273 |
qdev_prop_register_global(g); |
| 1274 |
return 0; |
| 1275 |
} |
| 1276 |
|
| 1277 |
void qemu_add_globals(void) |
| 1278 |
{
|
| 1279 |
qemu_opts_foreach(qemu_find_opts("global"), qdev_add_one_global, NULL, 0); |
| 1280 |
} |