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Diffstat (limited to 'include/asm-arm26/memory.h')
-rw-r--r-- | include/asm-arm26/memory.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/include/asm-arm26/memory.h b/include/asm-arm26/memory.h deleted file mode 100644 index 7c1e5be3906..00000000000 --- a/include/asm-arm26/memory.h +++ /dev/null @@ -1,101 +0,0 @@ -/* - * linux/include/asm-arm26/memory.h - * - * Copyright (C) 2000-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Note: this file should not be included by non-asm/.h files - */ -#ifndef __ASM_ARM_MEMORY_H -#define __ASM_ARM_MEMORY_H - -/* - * User space: 26MB - */ -#define TASK_SIZE (0x01a00000UL) - -/* - * This decides where the kernel will search for a free chunk of vm - * space during mmap's. - */ -#define TASK_UNMAPPED_BASE (TASK_SIZE / 3) - -/* - * Page offset: 32MB - */ -#define PAGE_OFFSET (0x02000000UL) -#define PHYS_OFFSET (0x02000000UL) - -#define PHYS_TO_NID(addr) (0) - -/* - * PFNs are used to describe any physical page; this means - * PFN 0 == physical address 0. - * - * This is the PFN of the first RAM page in the kernel - * direct-mapped view. We assume this is the first page - * of RAM in the mem_map as well. - */ -#define PHYS_PFN_OFFSET (PHYS_OFFSET >> PAGE_SHIFT) - -/* - * These are *only* valid on the kernel direct mapped RAM memory. - */ -static inline unsigned long virt_to_phys(void *x) -{ - return (unsigned long)x; -} - -static inline void *phys_to_virt(unsigned long x) -{ - return (void *)((unsigned long)x); -} - -#define __pa(x) (unsigned long)(x) -#define __va(x) ((void *)(unsigned long)(x)) - -/* - * Virtual <-> DMA view memory address translations - * Again, these are *only* valid on the kernel direct mapped RAM - * memory. Use of these is *deprecated*. - */ -#define virt_to_bus(x) ((unsigned long)(x)) -#define bus_to_virt(x) ((void *)((unsigned long)(x))) - -/* - * Conversion between a struct page and a physical address. - * - * Note: when converting an unknown physical address to a - * struct page, the resulting pointer must be validated - * using VALID_PAGE(). It must return an invalid struct page - * for any physical address not corresponding to a system - * RAM address. - * - * page_to_pfn(page) convert a struct page * to a PFN number - * pfn_to_page(pfn) convert a _valid_ PFN number to struct page * - * pfn_valid(pfn) indicates whether a PFN number is valid - * - * virt_to_page(k) convert a _valid_ virtual address to struct page * - * virt_addr_valid(k) indicates whether a virtual address is valid - */ -#define ARCH_PFN_OFFSET (PHYS_PFN_OFFSET) -#define pfn_valid(pfn) ((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr)) - -#define virt_to_page(kaddr) (pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)) -#define virt_addr_valid(kaddr) ((int)(kaddr) >= PAGE_OFFSET && (int)(kaddr) < (unsigned long)high_memory) - -/* - * For BIO. "will die". Kill me when bio_to_phys() and bvec_to_phys() die. - */ -#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) - -/* - * We should really eliminate virt_to_bus() here - it's deprecated. - */ -#define page_to_bus(page) (page_address(page)) - -#include <asm-generic/memory_model.h> -#endif |