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/*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2017 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* BSD LICENSE
*
* Copyright(c) 2017 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
*/
/*
* 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_BLK_IMAGE = 0, /* whole image - parsed by ROMs */
SOF_BLK_TEXT = 1,
SOF_BLK_DATA = 2,
SOF_BLK_CACHE = 3,
SOF_BLK_REGS = 4,
SOF_BLK_SIG = 5,
SOF_BLK_ROM = 6,
/* add new block types here */
};
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 */
} __attribute__((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 */
} __attribute__((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 */
} __attribute__((packed));
#endif