kernel-ark/arch/ia64/include/asm/kexec.h
Huang Ying 163f6876f5 kexec jump: rename KEXEC_CONTROL_CODE_SIZE to KEXEC_CONTROL_PAGE_SIZE
Rename KEXEC_CONTROL_CODE_SIZE to KEXEC_CONTROL_PAGE_SIZE, because control
page is used for not only code on some platform.  For example in kexec
jump, it is used for data and stack too.

[akpm@linux-foundation.org: unbreak powerpc and arm, finish conversion]
Signed-off-by: Huang Ying <ying.huang@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-08-15 08:35:42 -07:00

45 lines
1.5 KiB
C

#ifndef _ASM_IA64_KEXEC_H
#define _ASM_IA64_KEXEC_H
/* Maximum physical address we can use pages from */
#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
/* Maximum address we can reach in physical address mode */
#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
/* Maximum address we can use for the control code buffer */
#define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
#define KEXEC_CONTROL_PAGE_SIZE (8192 + 8192 + 4096)
/* The native architecture */
#define KEXEC_ARCH KEXEC_ARCH_IA_64
#define kexec_flush_icache_page(page) do { \
unsigned long page_addr = (unsigned long)page_address(page); \
flush_icache_range(page_addr, page_addr + PAGE_SIZE); \
} while(0)
extern struct kimage *ia64_kimage;
extern const unsigned int relocate_new_kernel_size;
extern void relocate_new_kernel(unsigned long, unsigned long,
struct ia64_boot_param *, unsigned long);
static inline void
crash_setup_regs(struct pt_regs *newregs, struct pt_regs *oldregs)
{
}
extern struct resource efi_memmap_res;
extern struct resource boot_param_res;
extern void kdump_smp_send_stop(void);
extern void kdump_smp_send_init(void);
extern void kexec_disable_iosapic(void);
extern void crash_save_this_cpu(void);
struct rsvd_region;
extern unsigned long kdump_find_rsvd_region(unsigned long size,
struct rsvd_region *rsvd_regions, int n);
extern void kdump_cpu_freeze(struct unw_frame_info *info, void *arg);
extern int kdump_status[];
extern atomic_t kdump_cpu_freezed;
extern atomic_t kdump_in_progress;
#endif /* _ASM_IA64_KEXEC_H */