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- /* 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
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