Viewing file:  ext_manifest4.h (3.51 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* 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) 2022 Intel Corporation. All rights reserved.
*/
/*
* Extended manifest is a place to store metadata about firmware, known during
* compilation time - for example firmware version or used compiler.
* Given information are read on host side before firmware startup.
* This part of output binary is not signed.
*/
#ifndef __SOF_FIRMWARE_EXT_MANIFEST4_H__
#define __SOF_FIRMWARE_EXT_MANIFEST4_H__
#include <linux/uuid.h>
/* In ASCII $AE1 */
#define SOF_EXT_MAN4_MAGIC_NUMBER 0x31454124
#define MAX_MODULE_NAME_LEN 8
#define MAX_FW_BINARY_NAME 8
#define DEFAULT_HASH_SHA256_LEN 32
#define SOF_MAN4_FW_HDR_OFFSET 0x2000
#define SOF_MAN4_FW_HDR_OFFSET_CAVS_1_5 0x284
/*********************************************************************
* extended manifest (struct sof_ext_manifest4_hdr)
*-------------------
* css_manifest hdr
*-------------------
* offset reserved for future
*-------------------
* fw_hdr (struct sof_man4_fw_binary_header)
*-------------------
* module_entry[0] (struct sof_man4_module)
*-------------------
* module_entry[1]
*-------------------
* ...
*-------------------
* module_entry[n]
*-------------------
* module_config[0] (struct sof_man4_module_config)
*-------------------
* module_config[1]
*-------------------
* ...
*-------------------
* module_config[m]
*-------------------
* FW content
*-------------------
*********************************************************************/
struct sof_ext_manifest4_hdr {
uint32_t id;
uint32_t len; /* length of extension manifest */
uint16_t version_major; /* header version */
uint16_t version_minor;
uint32_t num_module_entries;
} __packed;
struct sof_man4_fw_binary_header {
/* This part must be unchanged to be backward compatible with SPT-LP ROM */
uint32_t id;
uint32_t len; /* sizeof(sof_man4_fw_binary_header) in bytes */
uint8_t name[MAX_FW_BINARY_NAME];
uint32_t preload_page_count; /* number of pages of preloaded image */
uint32_t fw_image_flags;
uint32_t feature_mask;
uint16_t major_version; /* Firmware version */
uint16_t minor_version;
uint16_t hotfix_version;
uint16_t build_version;
uint32_t num_module_entries;
/* This part may change to contain any additional data for BaseFw that is skipped by ROM */
uint32_t hw_buf_base_addr;
uint32_t hw_buf_length;
uint32_t load_offset; /* This value is used by ROM */
} __packed;
struct sof_man4_segment_desc {
uint32_t flags;
uint32_t v_base_addr;
uint32_t file_offset;
} __packed;
struct sof_man4_module {
uint32_t id;
uint8_t name[MAX_MODULE_NAME_LEN];
guid_t uuid;
uint32_t type;
uint8_t hash[DEFAULT_HASH_SHA256_LEN];
uint32_t entry_point;
uint16_t cfg_offset;
uint16_t cfg_count;
uint32_t affinity_mask;
uint16_t instance_max_count;
uint16_t instance_stack_size;
struct sof_man4_segment_desc segments[3];
} __packed;
struct sof_man4_module_config {
uint32_t par[4]; /* module parameters */
uint32_t is_bytes; /* actual size of instance .bss (bytes) */
uint32_t cps; /* cycles per second */
uint32_t ibs; /* input buffer size (bytes) */
uint32_t obs; /* output buffer size (bytes) */
uint32_t module_flags; /* flags, reserved for future use */
uint32_t cpc; /* cycles per single run */
uint32_t obls; /* output block size, reserved for future use */
} __packed;
#endif /* __SOF_FIRMWARE_EXT_MANIFEST4_H__ */
|