root / hw / qdev-properties.c @ 18846dee
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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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|
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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
|
47 |
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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uint8_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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}; |
64 |
|
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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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} |
77 |
|
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return 0; |
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} |
80 |
|
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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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} |
86 |
|
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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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}; |
94 |
|
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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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{ |
99 |
uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
100 |
char *end;
|
101 |
|
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/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
104 |
if ((*end != '\0') || (end == str)) { |
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return -EINVAL;
|
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} |
107 |
|
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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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} |
116 |
|
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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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}; |
124 |
|
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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); |
130 |
char *end;
|
131 |
|
132 |
/* accept both hex and decimal */
|
133 |
*ptr = strtoul(str, &end, 0);
|
134 |
if ((*end != '\0') || (end == str)) { |
135 |
return -EINVAL;
|
136 |
} |
137 |
|
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return 0; |
139 |
} |
140 |
|
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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); |
145 |
} |
146 |
|
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PropertyInfo qdev_prop_uint32 = { |
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.name = "uint32",
|
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.type = PROP_TYPE_UINT32, |
150 |
.size = sizeof(uint32_t),
|
151 |
.parse = parse_uint32, |
152 |
.print = print_uint32, |
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}; |
154 |
|
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static int parse_int32(DeviceState *dev, Property *prop, const char *str) |
156 |
{ |
157 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
158 |
char *end;
|
159 |
|
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*ptr = strtol(str, &end, 10);
|
161 |
if ((*end != '\0') || (end == str)) { |
162 |
return -EINVAL;
|
163 |
} |
164 |
|
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return 0; |
166 |
} |
167 |
|
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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); |
171 |
return snprintf(dest, len, "%" PRId32, *ptr); |
172 |
} |
173 |
|
174 |
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, |
179 |
.print = print_int32, |
180 |
}; |
181 |
|
182 |
/* --- 32bit hex value --- */
|
183 |
|
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static int parse_hex32(DeviceState *dev, Property *prop, const char *str) |
185 |
{ |
186 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
187 |
char *end;
|
188 |
|
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*ptr = strtoul(str, &end, 16);
|
190 |
if ((*end != '\0') || (end == str)) { |
191 |
return -EINVAL;
|
192 |
} |
193 |
|
194 |
return 0; |
195 |
} |
196 |
|
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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); |
200 |
return snprintf(dest, len, "0x%" PRIx32, *ptr); |
201 |
} |
202 |
|
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PropertyInfo qdev_prop_hex32 = { |
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.name = "hex32",
|
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.type = PROP_TYPE_UINT32, |
206 |
.size = sizeof(uint32_t),
|
207 |
.parse = parse_hex32, |
208 |
.print = print_hex32, |
209 |
}; |
210 |
|
211 |
/* --- 64bit integer --- */
|
212 |
|
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static int parse_uint64(DeviceState *dev, Property *prop, const char *str) |
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{ |
215 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
216 |
char *end;
|
217 |
|
218 |
/* accept both hex and decimal */
|
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*ptr = strtoull(str, &end, 0);
|
220 |
if ((*end != '\0') || (end == str)) { |
221 |
return -EINVAL;
|
222 |
} |
223 |
|
224 |
return 0; |
225 |
} |
226 |
|
227 |
static int print_uint64(DeviceState *dev, Property *prop, char *dest, size_t len) |
228 |
{ |
229 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
230 |
return snprintf(dest, len, "%" PRIu64, *ptr); |
231 |
} |
232 |
|
233 |
PropertyInfo qdev_prop_uint64 = { |
234 |
.name = "uint64",
|
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.type = PROP_TYPE_UINT64, |
236 |
.size = sizeof(uint64_t),
|
237 |
.parse = parse_uint64, |
238 |
.print = print_uint64, |
239 |
}; |
240 |
|
241 |
/* --- 64bit hex value --- */
|
242 |
|
243 |
static int parse_hex64(DeviceState *dev, Property *prop, const char *str) |
244 |
{ |
245 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
246 |
char *end;
|
247 |
|
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*ptr = strtoull(str, &end, 16);
|
249 |
if ((*end != '\0') || (end == str)) { |
250 |
return -EINVAL;
|
251 |
} |
252 |
|
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return 0; |
254 |
} |
255 |
|
256 |
static int print_hex64(DeviceState *dev, Property *prop, char *dest, size_t len) |
257 |
{ |
258 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
259 |
return snprintf(dest, len, "0x%" PRIx64, *ptr); |
260 |
} |
261 |
|
262 |
PropertyInfo qdev_prop_hex64 = { |
263 |
.name = "hex64",
|
264 |
.type = PROP_TYPE_UINT64, |
265 |
.size = sizeof(uint64_t),
|
266 |
.parse = parse_hex64, |
267 |
.print = print_hex64, |
268 |
}; |
269 |
|
270 |
/* --- string --- */
|
271 |
|
272 |
static int parse_string(DeviceState *dev, Property *prop, const char *str) |
273 |
{ |
274 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
275 |
|
276 |
if (*ptr)
|
277 |
qemu_free(*ptr); |
278 |
*ptr = qemu_strdup(str); |
279 |
return 0; |
280 |
} |
281 |
|
282 |
static void free_string(DeviceState *dev, Property *prop) |
283 |
{ |
284 |
qemu_free(*(char **)qdev_get_prop_ptr(dev, prop));
|
285 |
} |
286 |
|
287 |
static int print_string(DeviceState *dev, Property *prop, char *dest, size_t len) |
288 |
{ |
289 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
290 |
if (!*ptr)
|
291 |
return snprintf(dest, len, "<null>"); |
292 |
return snprintf(dest, len, "\"%s\"", *ptr); |
293 |
} |
294 |
|
295 |
PropertyInfo qdev_prop_string = { |
296 |
.name = "string",
|
297 |
.type = PROP_TYPE_STRING, |
298 |
.size = sizeof(char*), |
299 |
.parse = parse_string, |
300 |
.print = print_string, |
301 |
.free = free_string, |
302 |
}; |
303 |
|
304 |
/* --- drive --- */
|
305 |
|
306 |
static int parse_drive(DeviceState *dev, Property *prop, const char *str) |
307 |
{ |
308 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
309 |
BlockDriverState *bs; |
310 |
|
311 |
bs = bdrv_find(str); |
312 |
if (bs == NULL) |
313 |
return -ENOENT;
|
314 |
if (bdrv_attach(bs, dev) < 0) |
315 |
return -EEXIST;
|
316 |
*ptr = bs; |
317 |
return 0; |
318 |
} |
319 |
|
320 |
static void free_drive(DeviceState *dev, Property *prop) |
321 |
{ |
322 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
323 |
|
324 |
if (*ptr) {
|
325 |
bdrv_detach(*ptr, dev); |
326 |
blockdev_auto_del(*ptr); |
327 |
} |
328 |
} |
329 |
|
330 |
static int print_drive(DeviceState *dev, Property *prop, char *dest, size_t len) |
331 |
{ |
332 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
333 |
return snprintf(dest, len, "%s", |
334 |
*ptr ? bdrv_get_device_name(*ptr) : "<null>");
|
335 |
} |
336 |
|
337 |
PropertyInfo qdev_prop_drive = { |
338 |
.name = "drive",
|
339 |
.type = PROP_TYPE_DRIVE, |
340 |
.size = sizeof(BlockDriverState *),
|
341 |
.parse = parse_drive, |
342 |
.print = print_drive, |
343 |
.free = free_drive, |
344 |
}; |
345 |
|
346 |
/* --- character device --- */
|
347 |
|
348 |
static int parse_chr(DeviceState *dev, Property *prop, const char *str) |
349 |
{ |
350 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
351 |
|
352 |
*ptr = qemu_chr_find(str); |
353 |
if (*ptr == NULL) |
354 |
return -ENOENT;
|
355 |
return 0; |
356 |
} |
357 |
|
358 |
static int print_chr(DeviceState *dev, Property *prop, char *dest, size_t len) |
359 |
{ |
360 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
361 |
|
362 |
if (*ptr && (*ptr)->label) {
|
363 |
return snprintf(dest, len, "%s", (*ptr)->label); |
364 |
} else {
|
365 |
return snprintf(dest, len, "<null>"); |
366 |
} |
367 |
} |
368 |
|
369 |
PropertyInfo qdev_prop_chr = { |
370 |
.name = "chr",
|
371 |
.type = PROP_TYPE_CHR, |
372 |
.size = sizeof(CharDriverState*),
|
373 |
.parse = parse_chr, |
374 |
.print = print_chr, |
375 |
}; |
376 |
|
377 |
/* --- netdev device --- */
|
378 |
|
379 |
static int parse_netdev(DeviceState *dev, Property *prop, const char *str) |
380 |
{ |
381 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
382 |
|
383 |
*ptr = qemu_find_netdev(str); |
384 |
if (*ptr == NULL) |
385 |
return -ENOENT;
|
386 |
if ((*ptr)->peer) {
|
387 |
return -EEXIST;
|
388 |
} |
389 |
return 0; |
390 |
} |
391 |
|
392 |
static int print_netdev(DeviceState *dev, Property *prop, char *dest, size_t len) |
393 |
{ |
394 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
395 |
|
396 |
if (*ptr && (*ptr)->name) {
|
397 |
return snprintf(dest, len, "%s", (*ptr)->name); |
398 |
} else {
|
399 |
return snprintf(dest, len, "<null>"); |
400 |
} |
401 |
} |
402 |
|
403 |
PropertyInfo qdev_prop_netdev = { |
404 |
.name = "netdev",
|
405 |
.type = PROP_TYPE_NETDEV, |
406 |
.size = sizeof(VLANClientState*),
|
407 |
.parse = parse_netdev, |
408 |
.print = print_netdev, |
409 |
}; |
410 |
|
411 |
/* --- vlan --- */
|
412 |
|
413 |
static int parse_vlan(DeviceState *dev, Property *prop, const char *str) |
414 |
{ |
415 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
416 |
int id;
|
417 |
|
418 |
if (sscanf(str, "%d", &id) != 1) |
419 |
return -EINVAL;
|
420 |
*ptr = qemu_find_vlan(id, 1);
|
421 |
if (*ptr == NULL) |
422 |
return -ENOENT;
|
423 |
return 0; |
424 |
} |
425 |
|
426 |
static int print_vlan(DeviceState *dev, Property *prop, char *dest, size_t len) |
427 |
{ |
428 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
429 |
|
430 |
if (*ptr) {
|
431 |
return snprintf(dest, len, "%d", (*ptr)->id); |
432 |
} else {
|
433 |
return snprintf(dest, len, "<null>"); |
434 |
} |
435 |
} |
436 |
|
437 |
PropertyInfo qdev_prop_vlan = { |
438 |
.name = "vlan",
|
439 |
.type = PROP_TYPE_VLAN, |
440 |
.size = sizeof(VLANClientState*),
|
441 |
.parse = parse_vlan, |
442 |
.print = print_vlan, |
443 |
}; |
444 |
|
445 |
/* --- pointer --- */
|
446 |
|
447 |
/* Not a proper property, just for dirty hacks. TODO Remove it! */
|
448 |
PropertyInfo qdev_prop_ptr = { |
449 |
.name = "ptr",
|
450 |
.type = PROP_TYPE_PTR, |
451 |
.size = sizeof(void*), |
452 |
}; |
453 |
|
454 |
/* --- mac address --- */
|
455 |
|
456 |
/*
|
457 |
* accepted syntax versions:
|
458 |
* 01:02:03:04:05:06
|
459 |
* 01-02-03-04-05-06
|
460 |
*/
|
461 |
static int parse_mac(DeviceState *dev, Property *prop, const char *str) |
462 |
{ |
463 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
464 |
int i, pos;
|
465 |
char *p;
|
466 |
|
467 |
for (i = 0, pos = 0; i < 6; i++, pos += 3) { |
468 |
if (!qemu_isxdigit(str[pos]))
|
469 |
return -EINVAL;
|
470 |
if (!qemu_isxdigit(str[pos+1])) |
471 |
return -EINVAL;
|
472 |
if (i == 5) { |
473 |
if (str[pos+2] != '\0') |
474 |
return -EINVAL;
|
475 |
} else {
|
476 |
if (str[pos+2] != ':' && str[pos+2] != '-') |
477 |
return -EINVAL;
|
478 |
} |
479 |
mac->a[i] = strtol(str+pos, &p, 16);
|
480 |
} |
481 |
return 0; |
482 |
} |
483 |
|
484 |
static int print_mac(DeviceState *dev, Property *prop, char *dest, size_t len) |
485 |
{ |
486 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
487 |
|
488 |
return snprintf(dest, len, "%02x:%02x:%02x:%02x:%02x:%02x", |
489 |
mac->a[0], mac->a[1], mac->a[2], |
490 |
mac->a[3], mac->a[4], mac->a[5]); |
491 |
} |
492 |
|
493 |
PropertyInfo qdev_prop_macaddr = { |
494 |
.name = "macaddr",
|
495 |
.type = PROP_TYPE_MACADDR, |
496 |
.size = sizeof(MACAddr),
|
497 |
.parse = parse_mac, |
498 |
.print = print_mac, |
499 |
}; |
500 |
|
501 |
/* --- pci address --- */
|
502 |
|
503 |
/*
|
504 |
* bus-local address, i.e. "$slot" or "$slot.$fn"
|
505 |
*/
|
506 |
static int parse_pci_devfn(DeviceState *dev, Property *prop, const char *str) |
507 |
{ |
508 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
509 |
unsigned int slot, fn, n; |
510 |
|
511 |
if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) { |
512 |
fn = 0;
|
513 |
if (sscanf(str, "%x%n", &slot, &n) != 1) { |
514 |
return -EINVAL;
|
515 |
} |
516 |
} |
517 |
if (str[n] != '\0') |
518 |
return -EINVAL;
|
519 |
if (fn > 7) |
520 |
return -EINVAL;
|
521 |
*ptr = slot << 3 | fn;
|
522 |
return 0; |
523 |
} |
524 |
|
525 |
static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, size_t len) |
526 |
{ |
527 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
528 |
|
529 |
if (*ptr == -1) { |
530 |
return snprintf(dest, len, "<unset>"); |
531 |
} else {
|
532 |
return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7); |
533 |
} |
534 |
} |
535 |
|
536 |
PropertyInfo qdev_prop_pci_devfn = { |
537 |
.name = "pci-devfn",
|
538 |
.type = PROP_TYPE_UINT32, |
539 |
.size = sizeof(uint32_t),
|
540 |
.parse = parse_pci_devfn, |
541 |
.print = print_pci_devfn, |
542 |
}; |
543 |
|
544 |
/* --- public helpers --- */
|
545 |
|
546 |
static Property *qdev_prop_walk(Property *props, const char *name) |
547 |
{ |
548 |
if (!props)
|
549 |
return NULL; |
550 |
while (props->name) {
|
551 |
if (strcmp(props->name, name) == 0) |
552 |
return props;
|
553 |
props++; |
554 |
} |
555 |
return NULL; |
556 |
} |
557 |
|
558 |
static Property *qdev_prop_find(DeviceState *dev, const char *name) |
559 |
{ |
560 |
Property *prop; |
561 |
|
562 |
/* device properties */
|
563 |
prop = qdev_prop_walk(dev->info->props, name); |
564 |
if (prop)
|
565 |
return prop;
|
566 |
|
567 |
/* bus properties */
|
568 |
prop = qdev_prop_walk(dev->parent_bus->info->props, name); |
569 |
if (prop)
|
570 |
return prop;
|
571 |
|
572 |
return NULL; |
573 |
} |
574 |
|
575 |
int qdev_prop_exists(DeviceState *dev, const char *name) |
576 |
{ |
577 |
return qdev_prop_find(dev, name) ? true : false; |
578 |
} |
579 |
|
580 |
int qdev_prop_parse(DeviceState *dev, const char *name, const char *value) |
581 |
{ |
582 |
Property *prop; |
583 |
int ret;
|
584 |
|
585 |
prop = qdev_prop_find(dev, name); |
586 |
/*
|
587 |
* TODO Properties without a parse method are just for dirty
|
588 |
* hacks. qdev_prop_ptr is the only such PropertyInfo. It's
|
589 |
* marked for removal. The test !prop->info->parse should be
|
590 |
* removed along with it.
|
591 |
*/
|
592 |
if (!prop || !prop->info->parse) {
|
593 |
qerror_report(QERR_PROPERTY_NOT_FOUND, dev->info->name, name); |
594 |
return -1; |
595 |
} |
596 |
ret = prop->info->parse(dev, prop, value); |
597 |
if (ret < 0) { |
598 |
switch (ret) {
|
599 |
case -EEXIST:
|
600 |
qerror_report(QERR_PROPERTY_VALUE_IN_USE, |
601 |
dev->info->name, name, value); |
602 |
break;
|
603 |
default:
|
604 |
case -EINVAL:
|
605 |
qerror_report(QERR_PROPERTY_VALUE_BAD, |
606 |
dev->info->name, name, value); |
607 |
break;
|
608 |
case -ENOENT:
|
609 |
qerror_report(QERR_PROPERTY_VALUE_NOT_FOUND, |
610 |
dev->info->name, name, value); |
611 |
break;
|
612 |
} |
613 |
return -1; |
614 |
} |
615 |
return 0; |
616 |
} |
617 |
|
618 |
void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyType type) |
619 |
{ |
620 |
Property *prop; |
621 |
|
622 |
prop = qdev_prop_find(dev, name); |
623 |
if (!prop) {
|
624 |
fprintf(stderr, "%s: property \"%s.%s\" not found\n",
|
625 |
__FUNCTION__, dev->info->name, name); |
626 |
abort(); |
627 |
} |
628 |
if (prop->info->type != type) {
|
629 |
fprintf(stderr, "%s: property \"%s.%s\" type mismatch\n",
|
630 |
__FUNCTION__, dev->info->name, name); |
631 |
abort(); |
632 |
} |
633 |
qdev_prop_cpy(dev, prop, src); |
634 |
} |
635 |
|
636 |
void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value) |
637 |
{ |
638 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT8); |
639 |
} |
640 |
|
641 |
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value) |
642 |
{ |
643 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16); |
644 |
} |
645 |
|
646 |
void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value) |
647 |
{ |
648 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT32); |
649 |
} |
650 |
|
651 |
void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value) |
652 |
{ |
653 |
qdev_prop_set(dev, name, &value, PROP_TYPE_INT32); |
654 |
} |
655 |
|
656 |
void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value) |
657 |
{ |
658 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT64); |
659 |
} |
660 |
|
661 |
void qdev_prop_set_string(DeviceState *dev, const char *name, char *value) |
662 |
{ |
663 |
qdev_prop_set(dev, name, &value, PROP_TYPE_STRING); |
664 |
} |
665 |
|
666 |
int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) |
667 |
{ |
668 |
int res;
|
669 |
|
670 |
res = bdrv_attach(value, dev); |
671 |
if (res < 0) { |
672 |
error_report("Can't attach drive %s to %s.%s: %s",
|
673 |
bdrv_get_device_name(value), |
674 |
dev->id ? dev->id : dev->info->name, |
675 |
name, strerror(-res)); |
676 |
return -1; |
677 |
} |
678 |
qdev_prop_set(dev, name, &value, PROP_TYPE_DRIVE); |
679 |
return 0; |
680 |
} |
681 |
|
682 |
void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value) |
683 |
{ |
684 |
if (qdev_prop_set_drive(dev, name, value) < 0) { |
685 |
exit(1);
|
686 |
} |
687 |
} |
688 |
void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value) |
689 |
{ |
690 |
qdev_prop_set(dev, name, &value, PROP_TYPE_CHR); |
691 |
} |
692 |
|
693 |
void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value) |
694 |
{ |
695 |
qdev_prop_set(dev, name, &value, PROP_TYPE_NETDEV); |
696 |
} |
697 |
|
698 |
void qdev_prop_set_vlan(DeviceState *dev, const char *name, VLANState *value) |
699 |
{ |
700 |
qdev_prop_set(dev, name, &value, PROP_TYPE_VLAN); |
701 |
} |
702 |
|
703 |
void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value) |
704 |
{ |
705 |
qdev_prop_set(dev, name, value, PROP_TYPE_MACADDR); |
706 |
} |
707 |
|
708 |
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value) |
709 |
{ |
710 |
qdev_prop_set(dev, name, &value, PROP_TYPE_PTR); |
711 |
} |
712 |
|
713 |
void qdev_prop_set_defaults(DeviceState *dev, Property *props)
|
714 |
{ |
715 |
if (!props)
|
716 |
return;
|
717 |
while (props->name) {
|
718 |
if (props->defval) {
|
719 |
qdev_prop_cpy(dev, props, props->defval); |
720 |
} |
721 |
props++; |
722 |
} |
723 |
} |
724 |
|
725 |
static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props);
|
726 |
|
727 |
static void qdev_prop_register_global(GlobalProperty *prop) |
728 |
{ |
729 |
QTAILQ_INSERT_TAIL(&global_props, prop, next); |
730 |
} |
731 |
|
732 |
void qdev_prop_register_global_list(GlobalProperty *props)
|
733 |
{ |
734 |
int i;
|
735 |
|
736 |
for (i = 0; props[i].driver != NULL; i++) { |
737 |
qdev_prop_register_global(props+i); |
738 |
} |
739 |
} |
740 |
|
741 |
void qdev_prop_set_globals(DeviceState *dev)
|
742 |
{ |
743 |
GlobalProperty *prop; |
744 |
|
745 |
QTAILQ_FOREACH(prop, &global_props, next) { |
746 |
if (strcmp(dev->info->name, prop->driver) != 0 && |
747 |
strcmp(dev->info->bus_info->name, prop->driver) != 0) {
|
748 |
continue;
|
749 |
} |
750 |
if (qdev_prop_parse(dev, prop->property, prop->value) != 0) { |
751 |
exit(1);
|
752 |
} |
753 |
} |
754 |
} |
755 |
|
756 |
static int qdev_add_one_global(QemuOpts *opts, void *opaque) |
757 |
{ |
758 |
GlobalProperty *g; |
759 |
|
760 |
g = qemu_mallocz(sizeof(*g));
|
761 |
g->driver = qemu_opt_get(opts, "driver");
|
762 |
g->property = qemu_opt_get(opts, "property");
|
763 |
g->value = qemu_opt_get(opts, "value");
|
764 |
qdev_prop_register_global(g); |
765 |
return 0; |
766 |
} |
767 |
|
768 |
void qemu_add_globals(void) |
769 |
{ |
770 |
qemu_opts_foreach(&qemu_global_opts, qdev_add_one_global, NULL, 0); |
771 |
} |