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+/* 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__ */