| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| * Firmware Assisted dump header file. | |
| * | |
| * Copyright 2011 IBM Corporation | |
| * Author: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com> | |
| */ | |
| #ifndef _ASM_POWERPC_FADUMP_H | |
| #define _ASM_POWERPC_FADUMP_H | |
| #ifdef CONFIG_FA_DUMP | |
| extern int crashing_cpu; | |
| extern int is_fadump_memory_area(u64 addr, ulong size); | |
| extern int setup_fadump(void); | |
| extern int is_fadump_active(void); | |
| extern int should_fadump_crash(void); | |
| extern void crash_fadump(struct pt_regs *, const char *); | |
| extern void fadump_cleanup(void); | |
| void fadump_setup_param_area(void); | |
| extern void fadump_append_bootargs(void); | |
| #else /* CONFIG_FA_DUMP */ | |
| static inline int is_fadump_active(void) { return 0; } | |
| static inline int should_fadump_crash(void) { return 0; } | |
| static inline void crash_fadump(struct pt_regs *regs, const char *str) { } | |
| static inline void fadump_cleanup(void) { } | |
| static inline void fadump_setup_param_area(void) { } | |
| static inline void fadump_append_bootargs(void) { } | |
| #endif /* !CONFIG_FA_DUMP */ | |
| #if defined(CONFIG_FA_DUMP) || defined(CONFIG_PRESERVE_FA_DUMP) | |
| extern int early_init_dt_scan_fw_dump(unsigned long node, const char *uname, | |
| int depth, void *data); | |
| extern int fadump_reserve_mem(void); | |
| #endif | |
| #if defined(CONFIG_FA_DUMP) && defined(CONFIG_CMA) | |
| void fadump_cma_init(void); | |
| #else | |
| static inline void fadump_cma_init(void) { } | |
| #endif | |
| #endif /* _ASM_POWERPC_FADUMP_H */ |