IPC4 firmware registers in mailbox window 0 for host telemetry and status. More...

Include dependency graph for fw_reg.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	ipc4_fw_status_reg
	Firmware Status Register (FSR) located at offset 0x0 in Mailbox Window 0. More...

struct	ipc4_fw_pwr_status
	Firmware power and clock status register (offset 0x8 in Mailbox Window 0). More...

struct	ipc4_pipeline_registers
	Pipeline DMA tracking registers in Mailbox Window 0. More...

struct	ipc4_peak_volume_regs
	Peak volume and meter registers for low-latency host inspection. More...

struct	ipc4_llp_reading
	Link Linear Position (LLP) and wallclock snapshot. More...

struct	ipc4_llp_reading_extended
	Extended Link Linear Position reading with total processed data bytes. More...

struct	ipc4_llp_reading_slot
	Mailbox Window 0 reading slot for a single gateway. More...

union	ipc4_rom_info
	ROM build, version, and load capability information. More...

struct	ipc4_fw_registers
	Mailbox Window 0 firmware register layout exposed to host driver. More...

Macros
#define	IPC4_PV_MAX_SUPPORTED_CHANNELS 8
	Maximum audio channels supported in PeakVol telemetry registers.

#define	IPC4_MAX_SUPPORTED_ADSP_CORES 8
	Maximum number of DSP cores supported in firmware register table.

#define	IPC4_MAX_PIPELINE_REG_SLOTS 16
	Number of pipeline register slots in firmware register table.

#define	IPC4_MAX_PEAK_VOL_REG_SLOTS 16
	Number of PeakVol register slots in firmware register table.

#define	IPC4_MAX_LLP_GPDMA_READING_SLOTS 24
	Number of GPDMA LLP reading slots in firmware register table.

#define	IPC4_MAX_LLP_SNDW_READING_SLOTS 16
	Number of Aggregated SoundWire reading slots in firmware register table.

#define	IPC4_FW_REGS_ABI_VER 1
	Current ABI version of the Mailbox Window 0 FwRegisters layout.

Typedefs
typedef uint32_t	ipc4_last_error
	Last error code reported by ROM or Base FW.

Detailed Description

IPC4 firmware registers in mailbox window 0 for host telemetry and status.

NOTE: This ABI uses bit fields and is non portable.

Macro Definition Documentation

#define IPC4_FW_REGS_ABI_VER 1

Current ABI version of the Mailbox Window 0 FwRegisters layout.

#define IPC4_MAX_LLP_GPDMA_READING_SLOTS 24

Number of GPDMA LLP reading slots in firmware register table.

#define IPC4_MAX_LLP_SNDW_READING_SLOTS 16

Number of Aggregated SoundWire reading slots in firmware register table.

#define IPC4_MAX_PEAK_VOL_REG_SLOTS 16

Number of PeakVol register slots in firmware register table.

#define IPC4_MAX_PIPELINE_REG_SLOTS 16

Number of pipeline register slots in firmware register table.

#define IPC4_MAX_SUPPORTED_ADSP_CORES 8

Maximum number of DSP cores supported in firmware register table.

#define IPC4_PV_MAX_SUPPORTED_CHANNELS 8

Maximum audio channels supported in PeakVol telemetry registers.