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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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347d1c4b07
Previously the structure used bitfields, which do not guarantee bit ordering. This change makes sure the order is clearly defined. It also renames and repurposes the field for general use. Signed-off-by: Slawomir Blauciak <slawomir.blauciak@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
119 lines
2.9 KiB
C
119 lines
2.9 KiB
C
/* 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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/*
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* Firmware boot info flag bits (64-bit)
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*/
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#define SOF_IPC_INFO_BUILD BIT(0)
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#define SOF_IPC_INFO_LOCKS BIT(1)
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#define SOF_IPC_INFO_LOCKSV BIT(2)
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#define SOF_IPC_INFO_GDB BIT(3)
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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 flags */
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uint64_t flags;
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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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