/* SPDX-License-Identifier: (GPL-2.0-only 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_HEADER_H__ #define __INCLUDE_SOUND_SOF_HEADER_H__ #include #include /** \addtogroup sof_uapi uAPI * SOF uAPI specification. * @{ */ /* * IPC messages have a prefixed 32 bit identifier made up as follows :- * * 0xGCCCNNNN where * G is global cmd type (4 bits) * C is command type (12 bits) * I is the ID number (16 bits) - monotonic and overflows * * This is sent at the start of the IPM message in the mailbox. Messages should * not be sent in the doorbell (special exceptions for firmware . */ /* Global Message - Generic */ #define SOF_GLB_TYPE_SHIFT 28 #define SOF_GLB_TYPE_MASK (0xf << SOF_GLB_TYPE_SHIFT) #define SOF_GLB_TYPE(x) ((x) << SOF_GLB_TYPE_SHIFT) /* Command Message - Generic */ #define SOF_CMD_TYPE_SHIFT 16 #define SOF_CMD_TYPE_MASK (0xfff << SOF_CMD_TYPE_SHIFT) #define SOF_CMD_TYPE(x) ((x) << SOF_CMD_TYPE_SHIFT) /* Global Message Types */ #define SOF_IPC_GLB_REPLY SOF_GLB_TYPE(0x1U) #define SOF_IPC_GLB_COMPOUND SOF_GLB_TYPE(0x2U) #define SOF_IPC_GLB_TPLG_MSG SOF_GLB_TYPE(0x3U) #define SOF_IPC_GLB_PM_MSG SOF_GLB_TYPE(0x4U) #define SOF_IPC_GLB_COMP_MSG SOF_GLB_TYPE(0x5U) #define SOF_IPC_GLB_STREAM_MSG SOF_GLB_TYPE(0x6U) #define SOF_IPC_FW_READY SOF_GLB_TYPE(0x7U) #define SOF_IPC_GLB_DAI_MSG SOF_GLB_TYPE(0x8U) #define SOF_IPC_GLB_TRACE_MSG SOF_GLB_TYPE(0x9U) #define SOF_IPC_GLB_GDB_DEBUG SOF_GLB_TYPE(0xAU) #define SOF_IPC_GLB_TEST_MSG SOF_GLB_TYPE(0xBU) #define SOF_IPC_GLB_PROBE SOF_GLB_TYPE(0xCU) /* * DSP Command Message Types */ /* topology */ #define SOF_IPC_TPLG_COMP_NEW SOF_CMD_TYPE(0x001) #define SOF_IPC_TPLG_COMP_FREE SOF_CMD_TYPE(0x002) #define SOF_IPC_TPLG_COMP_CONNECT SOF_CMD_TYPE(0x003) #define SOF_IPC_TPLG_PIPE_NEW SOF_CMD_TYPE(0x010) #define SOF_IPC_TPLG_PIPE_FREE SOF_CMD_TYPE(0x011) #define SOF_IPC_TPLG_PIPE_CONNECT SOF_CMD_TYPE(0x012) #define SOF_IPC_TPLG_PIPE_COMPLETE SOF_CMD_TYPE(0x013) #define SOF_IPC_TPLG_BUFFER_NEW SOF_CMD_TYPE(0x020) #define SOF_IPC_TPLG_BUFFER_FREE SOF_CMD_TYPE(0x021) /* PM */ #define SOF_IPC_PM_CTX_SAVE SOF_CMD_TYPE(0x001) #define SOF_IPC_PM_CTX_RESTORE SOF_CMD_TYPE(0x002) #define SOF_IPC_PM_CTX_SIZE SOF_CMD_TYPE(0x003) #define SOF_IPC_PM_CLK_SET SOF_CMD_TYPE(0x004) #define SOF_IPC_PM_CLK_GET SOF_CMD_TYPE(0x005) #define SOF_IPC_PM_CLK_REQ SOF_CMD_TYPE(0x006) #define SOF_IPC_PM_CORE_ENABLE SOF_CMD_TYPE(0x007) #define SOF_IPC_PM_GATE SOF_CMD_TYPE(0x008) /* component runtime config - multiple different types */ #define SOF_IPC_COMP_SET_VALUE SOF_CMD_TYPE(0x001) #define SOF_IPC_COMP_GET_VALUE SOF_CMD_TYPE(0x002) #define SOF_IPC_COMP_SET_DATA SOF_CMD_TYPE(0x003) #define SOF_IPC_COMP_GET_DATA SOF_CMD_TYPE(0x004) #define SOF_IPC_COMP_NOTIFICATION SOF_CMD_TYPE(0x005) /* DAI messages */ #define SOF_IPC_DAI_CONFIG SOF_CMD_TYPE(0x001) #define SOF_IPC_DAI_LOOPBACK SOF_CMD_TYPE(0x002) /* stream */ #define SOF_IPC_STREAM_PCM_PARAMS SOF_CMD_TYPE(0x001) #define SOF_IPC_STREAM_PCM_PARAMS_REPLY SOF_CMD_TYPE(0x002) #define SOF_IPC_STREAM_PCM_FREE SOF_CMD_TYPE(0x003) #define SOF_IPC_STREAM_TRIG_START SOF_CMD_TYPE(0x004) #define SOF_IPC_STREAM_TRIG_STOP SOF_CMD_TYPE(0x005) #define SOF_IPC_STREAM_TRIG_PAUSE SOF_CMD_TYPE(0x006) #define SOF_IPC_STREAM_TRIG_RELEASE SOF_CMD_TYPE(0x007) #define SOF_IPC_STREAM_TRIG_DRAIN SOF_CMD_TYPE(0x008) #define SOF_IPC_STREAM_TRIG_XRUN SOF_CMD_TYPE(0x009) #define SOF_IPC_STREAM_POSITION SOF_CMD_TYPE(0x00a) #define SOF_IPC_STREAM_VORBIS_PARAMS SOF_CMD_TYPE(0x010) #define SOF_IPC_STREAM_VORBIS_FREE SOF_CMD_TYPE(0x011) /* probe */ #define SOF_IPC_PROBE_INIT SOF_CMD_TYPE(0x001) #define SOF_IPC_PROBE_DEINIT SOF_CMD_TYPE(0x002) #define SOF_IPC_PROBE_DMA_ADD SOF_CMD_TYPE(0x003) #define SOF_IPC_PROBE_DMA_INFO SOF_CMD_TYPE(0x004) #define SOF_IPC_PROBE_DMA_REMOVE SOF_CMD_TYPE(0x005) #define SOF_IPC_PROBE_POINT_ADD SOF_CMD_TYPE(0x006) #define SOF_IPC_PROBE_POINT_INFO SOF_CMD_TYPE(0x007) #define SOF_IPC_PROBE_POINT_REMOVE SOF_CMD_TYPE(0x008) /* trace */ #define SOF_IPC_TRACE_DMA_PARAMS SOF_CMD_TYPE(0x001) #define SOF_IPC_TRACE_DMA_POSITION SOF_CMD_TYPE(0x002) #define SOF_IPC_TRACE_DMA_PARAMS_EXT SOF_CMD_TYPE(0x003) /* debug */ #define SOF_IPC_TEST_IPC_FLOOD SOF_CMD_TYPE(0x001) /* Get message component id */ #define SOF_IPC_MESSAGE_ID(x) ((x) & 0xffff) /* maximum message size for mailbox Tx/Rx */ #define SOF_IPC_MSG_MAX_SIZE 384 /* * Structure Header - Header for all IPC structures except command structs. * The size can be greater than the structure size and that means there is * extended bespoke data beyond the end of the structure including variable * arrays. */ struct sof_ipc_hdr { uint32_t size; /**< size of structure */ } __packed; /* * Command Header - Header for all IPC commands. Identifies IPC message. * The size can be greater than the structure size and that means there is * extended bespoke data beyond the end of the structure including variable * arrays. */ struct sof_ipc_cmd_hdr { uint32_t size; /**< size of structure */ uint32_t cmd; /**< SOF_IPC_GLB_ + cmd */ } __packed; /* * Generic reply message. Some commands override this with their own reply * types that must include this at start. */ struct sof_ipc_reply { struct sof_ipc_cmd_hdr hdr; int32_t error; /**< negative error numbers */ } __packed; /* * Compound commands - SOF_IPC_GLB_COMPOUND. * * Compound commands are sent to the DSP as a single IPC operation. The * commands are split into blocks and each block has a header. This header * identifies the command type and the number of commands before the next * header. */ struct sof_ipc_compound_hdr { struct sof_ipc_cmd_hdr hdr; uint32_t count; /**< count of 0 means end of compound sequence */ } __packed; /** * OOPS header architecture specific data. */ struct sof_ipc_dsp_oops_arch_hdr { uint32_t arch; /* Identifier of architecture */ uint32_t totalsize; /* Total size of oops message */ } __packed; /** * OOPS header platform specific data. */ struct sof_ipc_dsp_oops_plat_hdr { uint32_t configidhi; /* ConfigID hi 32bits */ uint32_t configidlo; /* ConfigID lo 32bits */ uint32_t numaregs; /* Special regs num */ uint32_t stackoffset; /* Offset to stack pointer from beginning of * oops message */ uint32_t stackptr; /* Stack ptr */ } __packed; /** @}*/ #endif