/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) *//* * This file is provided under a dual BSD/GPLv2 license.  When using or * redistributing this file, you may do so under either license. * * Copyright(c) 2018 Intel Corporation. All rights reserved. */ /* * Firmware file format . */ #ifndef __INCLUDE_UAPI_SOF_FW_H__#define __INCLUDE_UAPI_SOF_FW_H__ #define SND_SOF_FW_SIG_SIZE	4#define SND_SOF_FW_ABI		1#define SND_SOF_FW_SIG		"Reef" /* * Firmware module is made up of 1 . N blocks of different types. The * Block header is used to determine where and how block is to be copied in the * DSP/host memory space. */enum snd_sof_fw_blk_type {	SOF_FW_BLK_TYPE_INVALID	= -1,	SOF_FW_BLK_TYPE_START	= 0,	SOF_FW_BLK_TYPE_RSRVD0	= SOF_FW_BLK_TYPE_START,	SOF_FW_BLK_TYPE_IRAM	= 1,	/* local instruction RAM */	SOF_FW_BLK_TYPE_DRAM	= 2,	/* local data RAM */	SOF_FW_BLK_TYPE_SRAM	= 3,	/* system RAM */	SOF_FW_BLK_TYPE_ROM	= 4,	SOF_FW_BLK_TYPE_IMR	= 5,	SOF_FW_BLK_TYPE_RSRVD6	= 6,	SOF_FW_BLK_TYPE_RSRVD7	= 7,	SOF_FW_BLK_TYPE_RSRVD8	= 8,	SOF_FW_BLK_TYPE_RSRVD9	= 9,	SOF_FW_BLK_TYPE_RSRVD10	= 10,	SOF_FW_BLK_TYPE_RSRVD11	= 11,	SOF_FW_BLK_TYPE_RSRVD12	= 12,	SOF_FW_BLK_TYPE_RSRVD13	= 13,	SOF_FW_BLK_TYPE_RSRVD14	= 14,	/* use SOF_FW_BLK_TYPE_RSVRDX for new block types */	SOF_FW_BLK_TYPE_NUM}; struct snd_sof_blk_hdr {	enum snd_sof_fw_blk_type type;	uint32_t size;		/* bytes minus this header */	uint32_t offset;	/* offset from base */} __packed; /* * Firmware file is made up of 1 .. N different modules types. The module * type is used to determine how to load and parse the module. */enum snd_sof_fw_mod_type {	SOF_FW_BASE	= 0,	/* base firmware image */	SOF_FW_MODULE	= 1,	/* firmware module */}; struct snd_sof_mod_hdr {	enum snd_sof_fw_mod_type type;	uint32_t size;		/* bytes minus this header */	uint32_t num_blocks;	/* number of blocks */} __packed; /* * Firmware file header. */struct snd_sof_fw_header {	unsigned char sig[SND_SOF_FW_SIG_SIZE]; /* "Reef" */	uint32_t file_size;	/* size of file minus this header */	uint32_t num_modules;	/* number of modules */	uint32_t abi;		/* version of header format */} __packed; #endif