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Diffstat (limited to 'arch/tile/include/asm/highmem.h')
-rw-r--r-- | arch/tile/include/asm/highmem.h | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/arch/tile/include/asm/highmem.h b/arch/tile/include/asm/highmem.h deleted file mode 100644 index 979579b38e57..000000000000 --- a/arch/tile/include/asm/highmem.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright (C) 1999 Gerhard Wichert, Siemens AG - * Gerhard.Wichert@pdb.siemens.de - * 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. - * - * Used in CONFIG_HIGHMEM systems for memory pages which - * are not addressable by direct kernel virtual addresses. - * - */ - -#ifndef _ASM_TILE_HIGHMEM_H -#define _ASM_TILE_HIGHMEM_H - -#include <linux/interrupt.h> -#include <linux/threads.h> -#include <asm/tlbflush.h> -#include <asm/homecache.h> - -/* declarations for highmem.c */ -extern unsigned long highstart_pfn, highend_pfn; - -extern pte_t *pkmap_page_table; - -/* - * Ordering is: - * - * FIXADDR_TOP - * fixed_addresses - * FIXADDR_START - * temp fixed addresses - * FIXADDR_BOOT_START - * Persistent kmap area - * PKMAP_BASE - * VMALLOC_END - * Vmalloc area - * VMALLOC_START - * high_memory - */ -#define LAST_PKMAP_MASK (LAST_PKMAP-1) -#define PKMAP_NR(virt) ((virt-PKMAP_BASE) >> PAGE_SHIFT) -#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT)) - -void *kmap_high(struct page *page); -void kunmap_high(struct page *page); -void *kmap(struct page *page); -void kunmap(struct page *page); -void *kmap_fix_kpte(struct page *page, int finished); - -/* This macro is used only in map_new_virtual() to map "page". */ -#define kmap_prot page_to_kpgprot(page) - -void *kmap_atomic(struct page *page); -void __kunmap_atomic(void *kvaddr); -void *kmap_atomic_pfn(unsigned long pfn); -void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot); -void *kmap_atomic_prot(struct page *page, pgprot_t prot); -void kmap_atomic_fix_kpte(struct page *page, int finished); - -#define flush_cache_kmaps() do { } while (0) - -#endif /* _ASM_TILE_HIGHMEM_H */ |