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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) 2018 Intel Corporation. All rights reserved.
*/
#ifndef __INCLUDE_SOUND_SOF_INFO_H__
#define __INCLUDE_SOUND_SOF_INFO_H__
#include <sound/sof/header.h>
#include <sound/sof/stream.h>
/*
* Firmware boot and version
*/
#define SOF_IPC_MAX_ELEMS 16
/*
* Firmware boot info flag bits (64-bit)
*/
#define SOF_IPC_INFO_BUILD BIT(0)
#define SOF_IPC_INFO_LOCKS BIT(1)
#define SOF_IPC_INFO_LOCKSV BIT(2)
#define SOF_IPC_INFO_GDB BIT(3)
/* extended data types that can be appended onto end of sof_ipc_fw_ready */
enum sof_ipc_ext_data {
SOF_IPC_EXT_DMA_BUFFER = 0,
SOF_IPC_EXT_WINDOW,
};
/* FW version - SOF_IPC_GLB_VERSION */
struct sof_ipc_fw_version {
struct sof_ipc_hdr hdr;
uint16_t major;
uint16_t minor;
uint16_t micro;
uint16_t build;
uint8_t date[12];
uint8_t time[10];
uint8_t tag[6];
uint32_t abi_version;
/* reserved for future use */
uint32_t reserved[4];
} __packed;
/* FW ready Message - sent by firmware when boot has completed */
struct sof_ipc_fw_ready {
struct sof_ipc_cmd_hdr hdr;
uint32_t dspbox_offset; /* dsp initiated IPC mailbox */
uint32_t hostbox_offset; /* host initiated IPC mailbox */
uint32_t dspbox_size;
uint32_t hostbox_size;
struct sof_ipc_fw_version version;
/* Miscellaneous flags */
uint64_t flags;
/* reserved for future use */
uint32_t reserved[4];
} __packed;
/*
* Extended Firmware data. All optional, depends on platform/arch.
*/
enum sof_ipc_region {
SOF_IPC_REGION_DOWNBOX = 0,
SOF_IPC_REGION_UPBOX,
SOF_IPC_REGION_TRACE,
SOF_IPC_REGION_DEBUG,
SOF_IPC_REGION_STREAM,
SOF_IPC_REGION_REGS,
SOF_IPC_REGION_EXCEPTION,
};
struct sof_ipc_ext_data_hdr {
struct sof_ipc_cmd_hdr hdr;
uint32_t type; /**< SOF_IPC_EXT_ */
} __packed;
struct sof_ipc_dma_buffer_elem {
struct sof_ipc_hdr hdr;
uint32_t type; /**< SOF_IPC_REGION_ */
uint32_t id; /**< platform specific - used to map to host memory */
struct sof_ipc_host_buffer buffer;
} __packed;
/* extended data DMA buffers for IPC, trace and debug */
struct sof_ipc_dma_buffer_data {
struct sof_ipc_ext_data_hdr ext_hdr;
uint32_t num_buffers;
/* host files in buffer[n].buffer */
struct sof_ipc_dma_buffer_elem buffer[];
} __packed;
struct sof_ipc_window_elem {
struct sof_ipc_hdr hdr;
uint32_t type; /**< SOF_IPC_REGION_ */
uint32_t id; /**< platform specific - used to map to host memory */
uint32_t flags; /**< R, W, RW, etc - to define */
uint32_t size; /**< size of region in bytes */
/* offset in window region as windows can be partitioned */
uint32_t offset;
} __packed;
/* extended data memory windows for IPC, trace and debug */
struct sof_ipc_window {
struct sof_ipc_ext_data_hdr ext_hdr;
uint32_t num_windows;
struct sof_ipc_window_elem window[];
} __packed;
#endif
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