diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/fs_loader.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/fs_loader.h b/include/fs_loader.h index 5eb5b7ab4a1..a433be1eb99 100644 --- a/include/fs_loader.h +++ b/include/fs_loader.h @@ -64,4 +64,28 @@ int request_firmware_into_buf(struct udevice *dev, * Return: 0 on success, negative value on error */ int get_fs_loader(struct udevice **dev); + +/** + * request_firmware_into_buf_via_script() - + * Load firmware using a U-Boot script and copy to buffer + * @buf: Pointer to a pointer where the firmware buffer will be stored. + * @max_size: Maximum allowed size for the firmware to be loaded. + * @script_name: Name of the U-Boot script to execute for firmware loading. + * + * Executes a U-Boot script (@script_name) that loads firmware into + * memory and sets the environment variables 'fw_addr' (address) and + * 'fw_size' (size in bytes). On success, copies the firmware + * from the given address to user buffer @buf. + * + * The script must set these environment variables: + * fw_addr - Address where firmware is loaded in memory + * fw_size - Size of the firmware in bytes + * + * The script should be defined in the U-Boot environment, for example: + * env set script_name 'load mmc 0:1 ${loadaddr} firmware.bin && + * env set fw_addr ${loadaddr} && env set fw_size ${filesize} + * Return: 0 on success, negative value on error. + */ +int request_firmware_into_buf_via_script(void **buf, size_t max_size, + const char *script_name); #endif |