/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_EFI_EMBEDDED_FW_H #define _LINUX_EFI_EMBEDDED_FW_H #include <linux/list.h> #include <linux/mod_devicetable.h> #define EFI_EMBEDDED_FW_PREFIX_LEN 8 /* * This struct is private to the efi-embedded fw implementation. * They are in this header for use by lib/test_firmware.c only! */ struct efi_embedded_fw { struct list_head list; const char *name; const u8 *data; size_t length; }; /** * struct efi_embedded_fw_desc - This struct is used by the EFI embedded-fw * code to search for embedded firmwares. * * @name: Name to register the firmware with if found * @prefix: First 8 bytes of the firmware * @length: Length of the firmware in bytes including prefix * @sha256: SHA256 of the firmware */ struct efi_embedded_fw_desc { const char *name; u8 prefix[EFI_EMBEDDED_FW_PREFIX_LEN]; u32 length; u8 sha256[32]; }; extern const struct dmi_system_id touchscreen_dmi_table[]; int efi_get_embedded_fw(const char *name, const u8 **dat, size_t *sz); #endif