diff options
Diffstat (limited to 'arch/tile/include/asm/fixmap.h')
| -rw-r--r-- | arch/tile/include/asm/fixmap.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/arch/tile/include/asm/fixmap.h b/arch/tile/include/asm/fixmap.h deleted file mode 100644 index ffe2637aeb31..000000000000 --- a/arch/tile/include/asm/fixmap.h +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Copyright (C) 1998 Ingo Molnar - * 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. - */ - -#ifndef _ASM_TILE_FIXMAP_H -#define _ASM_TILE_FIXMAP_H - -#include <asm/page.h> - -#ifndef __ASSEMBLY__ -#include <linux/kernel.h> -#ifdef CONFIG_HIGHMEM -#include <linux/threads.h> -#include <asm/kmap_types.h> -#endif - -/* - * Here we define all the compile-time 'special' virtual - * addresses. The point is to have a constant address at - * compile time, but to set the physical address only - * in the boot process. We allocate these special addresses - * from the end of supervisor virtual memory backwards. - * Also this lets us do fail-safe vmalloc(), we - * can guarantee that these special addresses and - * vmalloc()-ed addresses never overlap. - * - * these 'compile-time allocated' memory buffers are - * fixed-size 4k pages. (or larger if used with an increment - * higher than 1) use fixmap_set(idx,phys) to associate - * physical memory with fixmap indices. - * - * TLB entries of such buffers will not be flushed across - * task switches. - */ -enum fixed_addresses { -#ifdef __tilegx__ - /* - * TILEPro has unmapped memory above so the hole isn't needed, - * and in any case the hole pushes us over a single 16MB pmd. - */ - FIX_HOLE, -#endif -#ifdef CONFIG_HIGHMEM - FIX_KMAP_BEGIN, /* reserved pte's for temporary kernel mappings */ - FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1, -#endif -#ifdef __tilegx__ /* see homecache.c */ - FIX_HOMECACHE_BEGIN, - FIX_HOMECACHE_END = FIX_HOMECACHE_BEGIN+(NR_CPUS)-1, -#endif - __end_of_permanent_fixed_addresses, - - /* - * Temporary boot-time mappings, used before ioremap() is functional. - * Not currently needed by the Tile architecture. - */ -#define NR_FIX_BTMAPS 0 -#if NR_FIX_BTMAPS - FIX_BTMAP_END = __end_of_permanent_fixed_addresses, - FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS - 1, - __end_of_fixed_addresses -#else - __end_of_fixed_addresses = __end_of_permanent_fixed_addresses -#endif -}; - -#define __FIXADDR_SIZE (__end_of_permanent_fixed_addresses << PAGE_SHIFT) -#define __FIXADDR_BOOT_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) -#define FIXADDR_START (FIXADDR_TOP + PAGE_SIZE - __FIXADDR_SIZE) -#define FIXADDR_BOOT_START (FIXADDR_TOP + PAGE_SIZE - __FIXADDR_BOOT_SIZE) - -#include <asm-generic/fixmap.h> - -#endif /* !__ASSEMBLY__ */ - -#endif /* _ASM_TILE_FIXMAP_H */ |