/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _EDK2_OPTION_H_ #define _EDK2_OPTION_H_ #include <types.h> #include <commonlib/region.h> #include <vendorcode/intel/edk2/UDK2017/MdePkg/Include/Uefi/UefiBaseType.h> /** * efi_fv_get_option * Use the provided EFI variable store inside the region device as variable store. * @rdev: the readable region to operate on * @guid: the vendor guid to look for * @name: the variable name to look for. NULL terminated. * @dest: memory buffer to place the result into * @size: on input the size of buffer pointed to by dest. * on output the number of bytes written. */ enum cb_err efi_fv_get_option(struct region_device *rdev, const EFI_GUID *guid, const char *name, void *dest, uint32_t *size); /** * efi_fv_set_option * Use the provided EFI variable store inside the region device as variable store. * If the variable exists with the same size and contents, nothing will be written * to the region device. * @rdev: the read/writable region to operate on * @guid: the vendor guid to write * @name: the variable name to write. NULL terminated. * @data: memory buffer where to read data from * @size: the size of buffer pointed to by data */ enum cb_err efi_fv_set_option(struct region_device *rdev, const EFI_GUID *guid, const char *name, void *data, uint32_t size); enum cb_err efi_fv_print_options(struct region_device *rdev); #endif /* _EDK2_OPTION_H_ */