mirror of
https://github.com/outbackdingo/mt76.git
synced 2026-10-24 21:36:52 +00:00
Ryder LeeandFelix Fietkau
98fbca7a6f
Host triggered and catastrophic event triggered firmware core dumping for basic firmware issues triage, including state reporting, function calltrace and MCU memory dump. Signed-off-by: Ryder Lee <[email protected]> Signed-off-by: Felix Fietkau <[email protected]>
98 lines
1.7 KiB
C
98 lines
1.7 KiB
C
/* SPDX-License-Identifier: ISC */
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/* Copyright (C) 2023 MediaTek Inc. */
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#ifndef _COREDUMP_H_
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#define _COREDUMP_H_
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#include "mt7996.h"
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struct mt7996_coredump {
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char magic[16];
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u32 len;
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guid_t guid;
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/* time-of-day stamp */
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u64 tv_sec;
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/* time-of-day stamp, nano-seconds */
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u64 tv_nsec;
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/* kernel version */
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char kernel[64];
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/* firmware version */
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char fw_ver[ETHTOOL_FWVERS_LEN];
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u32 device_id;
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/* exception state */
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char fw_state[12];
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/* program counters */
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char pc_current[16];
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u32 pc_stack[17];
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/* link registers */
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u32 lr_stack[16];
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/* memory content */
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u8 data[];
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} __packed;
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struct mt7996_coredump_mem {
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u32 len;
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u8 data[];
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} __packed;
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struct mt7996_mem_hdr {
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u32 start;
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u32 len;
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u8 data[];
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};
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struct mt7996_mem_region {
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u32 start;
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size_t len;
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const char *name;
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};
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#ifdef CONFIG_DEV_COREDUMP
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const struct mt7996_mem_region *
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mt7996_coredump_get_mem_layout(struct mt7996_dev *dev, u32 *num);
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struct mt7996_crash_data *mt7996_coredump_new(struct mt7996_dev *dev);
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int mt7996_coredump_submit(struct mt7996_dev *dev);
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int mt7996_coredump_register(struct mt7996_dev *dev);
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void mt7996_coredump_unregister(struct mt7996_dev *dev);
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#else /* CONFIG_DEV_COREDUMP */
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static inline const struct mt7996_mem_region *
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mt7996_coredump_get_mem_layout(struct mt7996_dev *dev, u32 *num)
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{
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return NULL;
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}
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static inline int mt7996_coredump_submit(struct mt7996_dev *dev)
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{
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return 0;
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}
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static inline struct
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mt7996_crash_data *mt7996_coredump_new(struct mt7996_dev *dev)
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{
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return NULL;
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}
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static inline int mt7996_coredump_register(struct mt7996_dev *dev)
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{
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return 0;
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}
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static inline void mt7996_coredump_unregister(struct mt7996_dev *dev)
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{
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}
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#endif /* CONFIG_DEV_COREDUMP */
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#endif /* _COREDUMP_H_ */
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