53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
|
/*
|
||
|
|
* 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;
|
||
|
|
extern void (*_crash_smp_send_stop)(void);
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* !_MIPS_KEXEC */
|