/* SPDX-License-Identifier: ISC */ /* Copyright (C) 2022 MediaTek Inc. */ #ifndef _COREDUMP_H_ #define _COREDUMP_H_ #include "mt7915.h" struct trace { u32 id; u32 timestamp; }; struct mt7915_coredump { char magic[16]; u32 len; guid_t guid; /* time-of-day stamp */ u64 tv_sec; /* time-of-day stamp, nano-seconds */ u64 tv_nsec; /* kernel version */ char kernel[64]; /* firmware version */ char fw_ver[ETHTOOL_FWVERS_LEN]; u32 device_id; /* exception state */ char fw_state[12]; u32 last_msg_id; u32 eint_info_idx; u32 irq_info_idx; u32 sched_info_idx; /* schedule info */ char trace_sched[32]; struct { struct trace t; u32 pc; } sched[60]; /* irq info */ char trace_irq[32]; struct trace irq[60]; /* task queue status */ char task_qid[32]; struct { u32 read; u32 write; } taskq[2]; /* task stack info */ char task_info[32]; struct { u32 start; u32 end; u32 size; } taski[2]; /* firmware context */ char fw_context[24]; struct { u32 idx; u32 handler; } context; /* link registers calltrace */ u32 call_stack[16]; /* memory content */ u8 data[]; } __packed; struct mt7915_coredump_mem { u32 len; u8 data[]; } __packed; struct mt7915_mem_hdr { u32 start; u32 len; u8 data[]; }; struct mt7915_mem_region { u32 start; size_t len; const char *name; }; #ifdef CONFIG_DEV_COREDUMP const struct mt7915_mem_region * mt7915_coredump_get_mem_layout(struct mt7915_dev *dev, u32 *num); struct mt7915_crash_data *mt7915_coredump_new(struct mt7915_dev *dev); int mt7915_coredump_submit(struct mt7915_dev *dev); int mt7915_coredump_register(struct mt7915_dev *dev); void mt7915_coredump_unregister(struct mt7915_dev *dev); #else /* CONFIG_DEV_COREDUMP */ static inline const struct mt7915_mem_region * mt7915_coredump_get_mem_layout(struct mt7915_dev *dev, u32 *num) { return NULL; } static inline int mt7915_coredump_submit(struct mt7915_dev *dev) { return 0; } static inline struct mt7915_crash_data *mt7915_coredump_new(struct mt7915_dev *dev) { return NULL; } static inline int mt7915_coredump_register(struct mt7915_dev *dev) { return 0; } static inline void mt7915_coredump_unregister(struct mt7915_dev *dev) { } #endif /* CONFIG_DEV_COREDUMP */ #endif /* _COREDUMP_H_ */