| /* |
| * kexec.h for kexec |
| * Created by <nschichan@corp.free.fr> on Thu Oct 12 14:59:34 2006 |
| * |
| * This source code is licensed under the GNU General Public License, |
| * Version 2. See the file COPYING for more details. |
| */ |
| |
| #ifndef _MIPS_KEXEC |
| # define _MIPS_KEXEC |
| |
| #include <asm/stacktrace.h> |
| |
| /* Maximum physical address we can use pages from */ |
| #define KEXEC_SOURCE_MEMORY_LIMIT (0x20000000) |
| /* Maximum address we can reach in physical address mode */ |
| #define KEXEC_DESTINATION_MEMORY_LIMIT (0x20000000) |
| /* Maximum address we can use for the control code buffer */ |
| #define KEXEC_CONTROL_MEMORY_LIMIT (0x20000000) |
| /* Reserve 3*4096 bytes for board-specific info */ |
| #define KEXEC_CONTROL_PAGE_SIZE (4096 + 3*4096) |
| |
| /* The native architecture */ |
| #define KEXEC_ARCH KEXEC_ARCH_MIPS |
| #define MAX_NOTE_BYTES 1024 |
| |
| static inline void crash_setup_regs(struct pt_regs *newregs, |
| struct pt_regs *oldregs) |
| { |
| if (oldregs) |
| memcpy(newregs, oldregs, sizeof(*newregs)); |
| else |
| prepare_frametrace(newregs); |
| } |
| |
| #ifdef CONFIG_KEXEC |
| struct kimage; |
| extern unsigned long kexec_args[4]; |
| extern int (*_machine_kexec_prepare)(struct kimage *); |
| extern void (*_machine_kexec_shutdown)(void); |
| extern void (*_machine_crash_shutdown)(struct pt_regs *regs); |
| extern void default_machine_crash_shutdown(struct pt_regs *regs); |
| #ifdef CONFIG_SMP |
| extern const unsigned char kexec_smp_wait[]; |
| extern unsigned long secondary_kexec_args[4]; |
| extern void (*relocated_kexec_smp_wait) (void *); |
| extern atomic_t kexec_ready_to_reboot; |
| #endif |
| #endif |
| |
| #endif /* !_MIPS_KEXEC */ |