diff options
Diffstat (limited to 'sound/soc/sof/ipc4-telemetry.h')
-rw-r--r-- | sound/soc/sof/ipc4-telemetry.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/sound/soc/sof/ipc4-telemetry.h b/sound/soc/sof/ipc4-telemetry.h new file mode 100644 index 0000000000..ab3599e3d8 --- /dev/null +++ b/sound/soc/sof/ipc4-telemetry.h @@ -0,0 +1,73 @@ +/* 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) 2023 Intel Corporation. All rights reserved. + */ + +#ifndef __SOUND_SOC_SOF_IPC4_TELEMETRY_H +#define __SOUND_SOC_SOF_IPC4_TELEMETRY_H + +/* Target code */ +enum sof_ipc4_coredump_tgt_code { + COREDUMP_TGT_UNKNOWN = 0, + COREDUMP_TGT_X86, + COREDUMP_TGT_X86_64, + COREDUMP_TGT_ARM_CORTEX_M, + COREDUMP_TGT_RISC_V, + COREDUMP_TGT_XTENSA, +}; + +#define COREDUMP_ARCH_HDR_ID 'A' +#define COREDUMP_HDR_ID0 'Z' +#define COREDUMP_HDR_ID1 'E' + +#define XTENSA_BLOCK_HDR_VER 2 +#define XTENSA_CORE_DUMP_SEPARATOR 0x0DEC0DEB +#define XTENSA_CORE_AR_REGS_COUNT 16 +#define XTENSA_SOC_INTEL_ADSP 3 +#define XTENSA_TOOL_CHAIN_ZEPHYR 1 +#define XTENSA_TOOL_CHAIN_XCC 2 + +/* Coredump header */ +struct sof_ipc4_coredump_hdr { + /* 'Z', 'E' as identifier of file */ + char id[2]; + + /* Identify the version of the header */ + u16 hdr_version; + + /* Indicate which target (e.g. architecture or SoC) */ + u16 tgt_code; + + /* Size of uintptr_t in power of 2. (e.g. 5 for 32-bit, 6 for 64-bit) */ + u8 ptr_size_bits; + + u8 flag; + + /* Reason for the fatal error */ + u32 reason; +} __packed; + +/* Architecture-specific block header */ +struct sof_ipc4_coredump_arch_hdr { + /* COREDUMP_ARCH_HDR_ID to indicate this is a architecture-specific block */ + char id; + + /* Identify the version of this block */ + u16 hdr_version; + + /* Number of bytes following the header */ + u16 num_bytes; +} __packed; + +struct sof_ipc4_telemetry_slot_data { + u32 separator; + struct sof_ipc4_coredump_hdr hdr; + struct sof_ipc4_coredump_arch_hdr arch_hdr; + u32 arch_data[]; +} __packed; + +void sof_ipc4_create_exception_debugfs_node(struct snd_sof_dev *sdev); +#endif |