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File: [Development] / linux-2.6-xfs / include / asm-powerpc / Attic / kdump.h (download)

Revision 1.2, Fri Oct 13 17:03:09 2006 UTC (11 years ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.1: +30 -3 lines 

Merge up to 2.6.18
Merge of 2.6.x-xfs-melb:linux:27192b by kenmcd.

#ifndef _PPC64_KDUMP_H
#define _PPC64_KDUMP_H

/* Kdump kernel runs at 32 MB, change at your peril. */
#define KDUMP_KERNELBASE	0x2000000

/* How many bytes to reserve at zero for kdump. The reserve limit should
 * be greater or equal to the trampoline's end address.
 * Reserve to the end of the FWNMI area, see head_64.S */
#define KDUMP_RESERVE_LIMIT	0x10000 /* 64K */

#ifdef CONFIG_CRASH_DUMP

#define PHYSICAL_START	KDUMP_KERNELBASE
#define KDUMP_TRAMPOLINE_START	0x0100
#define KDUMP_TRAMPOLINE_END	0x3000

#define KDUMP_MIN_TCE_ENTRIES	2048

#else /* !CONFIG_CRASH_DUMP */

#define PHYSICAL_START	0x0

#endif /* CONFIG_CRASH_DUMP */

#ifndef __ASSEMBLY__
#ifdef CONFIG_CRASH_DUMP

extern void reserve_kdump_trampoline(void);
extern void setup_kdump_trampoline(void);

#else /* !CONFIG_CRASH_DUMP */

static inline void reserve_kdump_trampoline(void) { ; }
static inline void setup_kdump_trampoline(void) { ; }

#endif /* CONFIG_CRASH_DUMP */
#endif /* __ASSEMBLY__ */

#endif /* __PPC64_KDUMP_H */