[PATCH 3/5] ASoC: SOF: Add header for IPC4 manifest

[Ranjani Sridharan]

Add the header for the IPC4 manifest.

Co-developed-by: Rander Wang <rander.wang at intel.com>
Signed-off-by: Rander Wang <rander.wang at intel.com>
Co-developed-by: Bard Liao <yung-chuan.liao at linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao at linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao at linux.intel.com>
Reviewed-by: Rander Wang <rander.wang at intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>
---
 include/sound/sof/ext_manifest4.h | 119 ++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 include/sound/sof/ext_manifest4.h

diff --git a/include/sound/sof/ext_manifest4.h b/include/sound/sof/ext_manifest4.h
new file mode 100644
index 000000000000..ec97edcbbfc3
--- /dev/null
+++ b/include/sound/sof/ext_manifest4.h
@@ -0,0 +1,119 @@
+/* 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__ */
-- 
2.25.1