diff options
Diffstat (limited to 'kexec/arch/ppc/crashdump-powerpc.h')
| -rw-r--r-- | kexec/arch/ppc/crashdump-powerpc.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/kexec/arch/ppc/crashdump-powerpc.h b/kexec/arch/ppc/crashdump-powerpc.h new file mode 100644 index 0000000..dc2772d --- /dev/null +++ b/kexec/arch/ppc/crashdump-powerpc.h @@ -0,0 +1,38 @@ +#ifndef CRASHDUMP_POWERPC_H +#define CRASHDUMP_POWERPC_H + +struct kexec_info; +int load_crashdump_segments(struct kexec_info *info, char *mod_cmdline, + unsigned long max_addr, unsigned long min_base); +void add_usable_mem_rgns(unsigned long long base, unsigned long long size); + +extern struct arch_options_t arch_options; + +#ifdef CONFIG_PPC64 +#define PAGE_OFFSET 0xC000000000000000UL +#define VMALLOCBASE 0xD000000000000000UL +#define MAXMEM (-KERNELBASE-VMALLOCBASE) +#else +#define PAGE_OFFSET 0xC0000000 +#define MAXMEM 0x30000000 /* Use CONFIG_LOWMEM_SIZE from kernel */ +#endif + +#define KERNELBASE PAGE_OFFSET +#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET) + +#define COMMAND_LINE_SIZE 512 /* from kernel */ +/* Backup Region, First 64K of System RAM. */ +#define BACKUP_SRC_START 0x0000 +#define BACKUP_SRC_END 0xffff +#define BACKUP_SRC_SIZE (BACKUP_SRC_END - BACKUP_SRC_START + 1) + +#define KDUMP_BACKUP_LIMIT BACKUP_SRC_SIZE +#define _ALIGN_UP(addr, size) (((addr)+((size)-1))&(~((size)-1))) +#define _ALIGN_DOWN(addr, size) ((addr)&(~((size)-1))) + +extern unsigned long long crash_base; +extern unsigned long long crash_size; +extern unsigned int rtas_base; +extern unsigned int rtas_size; + +#endif /* CRASHDUMP_POWERPC_H */ |