| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Google Whitechapel AoC Firmware loading support |
| * |
| * Copyright (c) 2019 Google LLC |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/firmware.h> |
| |
| #define AOC_FIRMWARE_OFFSET_INVALID 0xffffffff |
| |
| #define AOC_AUTH_HEADER_SIZE 4096 |
| |
| /* Dev builds bypass the UUID check on load */ |
| bool _aoc_fw_is_release(const struct firmware *fw); |
| |
| bool _aoc_fw_is_signed(const struct firmware *fw); |
| |
| bool _aoc_fw_is_compatible(const struct firmware *fw); |
| |
| bool _aoc_fw_is_valid(const struct firmware *fw); |
| |
| u32 _aoc_fw_bootloader_offset(const struct firmware *fw); |
| |
| u32 _aoc_fw_ipc_offset(const struct firmware *fw); |
| |
| /* Returns firmware version, or NULL on error */ |
| const char *_aoc_fw_version(const struct firmware *fw); |
| |
| bool _aoc_fw_commit(const struct firmware *fw, void *dest); |