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119 lines
2.9 KiB
C
119 lines
2.9 KiB
C
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/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
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/*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* Copyright(c) 2018 Intel Corporation. All rights reserved.
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*/
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#ifndef __INCLUDE_SOUND_SOF_INFO_H__
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#define __INCLUDE_SOUND_SOF_INFO_H__
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#include <sound/sof/header.h>
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#include <sound/sof/stream.h>
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/*
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* Firmware boot and version
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*/
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#define SOF_IPC_MAX_ELEMS 16
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/* extended data types that can be appended onto end of sof_ipc_fw_ready */
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enum sof_ipc_ext_data {
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SOF_IPC_EXT_DMA_BUFFER = 0,
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SOF_IPC_EXT_WINDOW,
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};
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/* FW version - SOF_IPC_GLB_VERSION */
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struct sof_ipc_fw_version {
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struct sof_ipc_hdr hdr;
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uint16_t major;
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uint16_t minor;
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uint16_t micro;
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uint16_t build;
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uint8_t date[12];
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uint8_t time[10];
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uint8_t tag[6];
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uint32_t abi_version;
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/* reserved for future use */
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uint32_t reserved[4];
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} __packed;
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/* FW ready Message - sent by firmware when boot has completed */
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struct sof_ipc_fw_ready {
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struct sof_ipc_cmd_hdr hdr;
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uint32_t dspbox_offset; /* dsp initiated IPC mailbox */
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uint32_t hostbox_offset; /* host initiated IPC mailbox */
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uint32_t dspbox_size;
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uint32_t hostbox_size;
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struct sof_ipc_fw_version version;
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/* Miscellaneous debug flags showing build/debug features enabled */
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union {
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uint64_t reserved;
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struct {
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uint64_t build:1;
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uint64_t locks:1;
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uint64_t locks_verbose:1;
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uint64_t gdb:1;
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} bits;
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} debug;
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/* reserved for future use */
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uint32_t reserved[4];
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} __packed;
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/*
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* Extended Firmware data. All optional, depends on platform/arch.
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*/
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enum sof_ipc_region {
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SOF_IPC_REGION_DOWNBOX = 0,
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SOF_IPC_REGION_UPBOX,
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SOF_IPC_REGION_TRACE,
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SOF_IPC_REGION_DEBUG,
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SOF_IPC_REGION_STREAM,
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SOF_IPC_REGION_REGS,
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SOF_IPC_REGION_EXCEPTION,
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};
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struct sof_ipc_ext_data_hdr {
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struct sof_ipc_cmd_hdr hdr;
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uint32_t type; /**< SOF_IPC_EXT_ */
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} __packed;
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struct sof_ipc_dma_buffer_elem {
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struct sof_ipc_hdr hdr;
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uint32_t type; /**< SOF_IPC_REGION_ */
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uint32_t id; /**< platform specific - used to map to host memory */
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struct sof_ipc_host_buffer buffer;
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} __packed;
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/* extended data DMA buffers for IPC, trace and debug */
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struct sof_ipc_dma_buffer_data {
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struct sof_ipc_ext_data_hdr ext_hdr;
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uint32_t num_buffers;
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/* host files in buffer[n].buffer */
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struct sof_ipc_dma_buffer_elem buffer[];
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} __packed;
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struct sof_ipc_window_elem {
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struct sof_ipc_hdr hdr;
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uint32_t type; /**< SOF_IPC_REGION_ */
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uint32_t id; /**< platform specific - used to map to host memory */
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uint32_t flags; /**< R, W, RW, etc - to define */
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uint32_t size; /**< size of region in bytes */
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/* offset in window region as windows can be partitioned */
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uint32_t offset;
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} __packed;
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/* extended data memory windows for IPC, trace and debug */
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struct sof_ipc_window {
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struct sof_ipc_ext_data_hdr ext_hdr;
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uint32_t num_windows;
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struct sof_ipc_window_elem window[];
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} __packed;
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#endif
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