mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-25 02:48:21 +00:00
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/*
|
|
* Copyright 2010 Tilera Corporation. All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation, version 2.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
|
|
* NON INFRINGEMENT. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* based on kexec.h from other architectures in linux-2.6.18
|
|
*/
|
|
|
|
#ifndef _ASM_TILE_KEXEC_H
|
|
#define _ASM_TILE_KEXEC_H
|
|
|
|
#include <asm/page.h>
|
|
|
|
#ifndef __tilegx__
|
|
/* Maximum physical address we can use pages from. */
|
|
#define KEXEC_SOURCE_MEMORY_LIMIT TASK_SIZE
|
|
/* Maximum address we can reach in physical address mode. */
|
|
#define KEXEC_DESTINATION_MEMORY_LIMIT TASK_SIZE
|
|
/* Maximum address we can use for the control code buffer. */
|
|
#define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
|
|
#else
|
|
/* We need to limit the memory below PGDIR_SIZE since
|
|
* we only setup page table for [0, PGDIR_SIZE) before final kexec.
|
|
*/
|
|
/* Maximum physical address we can use pages from. */
|
|
#define KEXEC_SOURCE_MEMORY_LIMIT PGDIR_SIZE
|
|
/* Maximum address we can reach in physical address mode. */
|
|
#define KEXEC_DESTINATION_MEMORY_LIMIT PGDIR_SIZE
|
|
/* Maximum address we can use for the control code buffer. */
|
|
#define KEXEC_CONTROL_MEMORY_LIMIT PGDIR_SIZE
|
|
#endif
|
|
|
|
#define KEXEC_CONTROL_PAGE_SIZE PAGE_SIZE
|
|
|
|
/*
|
|
* We don't bother to provide a unique identifier, since we can only
|
|
* reboot with a single type of kernel image anyway.
|
|
*/
|
|
#define KEXEC_ARCH KEXEC_ARCH_DEFAULT
|
|
|
|
/* Use the tile override for the page allocator. */
|
|
struct page *kimage_alloc_pages_arch(gfp_t gfp_mask, unsigned int order);
|
|
#define kimage_alloc_pages_arch kimage_alloc_pages_arch
|
|
|
|
#define MAX_NOTE_BYTES 1024
|
|
|
|
/* Defined in arch/tile/kernel/relocate_kernel.S */
|
|
extern const unsigned char relocate_new_kernel[];
|
|
extern const unsigned long relocate_new_kernel_size;
|
|
extern void relocate_new_kernel_end(void);
|
|
|
|
/* Provide a dummy definition to avoid build failures. */
|
|
static inline void crash_setup_regs(struct pt_regs *n, struct pt_regs *o)
|
|
{
|
|
}
|
|
|
|
#endif /* _ASM_TILE_KEXEC_H */
|