diff options
Diffstat (limited to 'arch/powerpc/include/asm/fadump.h')
| -rw-r--r-- | arch/powerpc/include/asm/fadump.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/fadump.h b/arch/powerpc/include/asm/fadump.h new file mode 100644 index 0000000000..526a6a6473 --- /dev/null +++ b/arch/powerpc/include/asm/fadump.h @@ -0,0 +1,35 @@ +/* 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); + +#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) { } +#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 +#endif /* _ASM_POWERPC_FADUMP_H */ |