hw/nvram/fw_cfg.h

5 #include "standard-headers/linux/qemu_fw_cfg.h"
13 #define TYPE_FW_CFG_DATA_GENERATOR_INTERFACE "fw_cfg-data-generator"
31      * @errp: pointer to a NULL-initialized error object
53 typedef void (*FWCfgWriteCallback)(void *opaque, off_t start, size_t len);
103  * @key: selector key value for new fw_cfg item
104  * @data: pointer to start of item data
116  * @key: selector key value for new fw_cfg item
117  * @value: NUL-terminated ascii string
123 void fw_cfg_add_string(FWCfgState *s, uint16_t key, const char *value);
128  * @key: selector key value for new fw_cfg item
129  * @value: NUL-terminated ascii string
137 void fw_cfg_modify_string(FWCfgState *s, uint16_t key, const char *value);
142  * @key: selector key value for new fw_cfg item
143  * @value: 16-bit integer
146  * data will consist of a dynamically allocated copy of the given 16-bit
147  * value, converted to little-endian representation.
149 void fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value);
154  * @key: selector key value for new fw_cfg item
155  * @value: 16-bit integer
158  * data will consist of a dynamically allocated copy of the given 16-bit
159  * value, converted to little-endian representation. The data being replaced,
163 void fw_cfg_modify_i16(FWCfgState *s, uint16_t key, uint16_t value);
168  * @key: selector key value for new fw_cfg item
169  * @value: 32-bit integer
172  * data will consist of a dynamically allocated copy of the given 32-bit
173  * value, converted to little-endian representation.
175 void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
180  * @key: selector key value for new fw_cfg item
181  * @value: 32-bit integer
184  * data will consist of a dynamically allocated copy of the given 32-bit
185  * value, converted to little-endian representation. The data being replaced,
189 void fw_cfg_modify_i32(FWCfgState *s, uint16_t key, uint32_t value);
194  * @key: selector key value for new fw_cfg item
195  * @value: 64-bit integer
198  * data will consist of a dynamically allocated copy of the given 64-bit
199  * value, converted to little-endian representation.
201 void fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value);
206  * @key: selector key value for new fw_cfg item
207  * @value: 64-bit integer
210  * data will consist of a dynamically allocated copy of the given 64-bit
211  * value, converted to little-endian representation. The data being replaced,
215 void fw_cfg_modify_i64(FWCfgState *s, uint16_t key, uint64_t value);
221  * @data: pointer to start of item data
229  * structure residing at key value FW_CFG_FILE_DIR, containing the item name,
230  * data size, and assigned selector key value.
242  * @data: pointer to start of item data
251  * structure residing at key value FW_CFG_FILE_DIR, containing the item name,
252  * data size, and assigned selector key value.
268  * @data: pointer to start of item data
297  * structure residing at key value FW_CFG_FILE_DIR, containing the item name,
298  * data size, and assigned selector key value.
323  * The key is architecture-specific (the FW_CFG_ARCH_LOCAL mask is expected
326  * Returns: The stringified architecture-specific name if the selector
327  *          refers to a well-known numerically defined item, or NULL on
333  * load_image_to_fw_cfg() - Load an image file into an fw_cfg entry identified
344  *                  loaded as-is.