From 5ddaa21ce3ede64442dc308e1cb5f0960ef4f59a Mon Sep 17 00:00:00 2001 From: Yulgon Kim Date: Fri, 22 Apr 2016 21:57:25 +0900 Subject: [PATCH] [COMMON] arm64: adds map.h to arch/arm64/include/asm This commit adds map.h into "arch/arm64/include/asm". Change-Id: I687d590065b9c4c93de62d2948b5aa5d01ed89fd Signed-off-by: Yulgon Kim --- arch/arm64/include/asm/map.h | 64 ++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100755 arch/arm64/include/asm/map.h diff --git a/arch/arm64/include/asm/map.h b/arch/arm64/include/asm/map.h new file mode 100755 index 000000000000..714819eee9f7 --- /dev/null +++ b/arch/arm64/include/asm/map.h @@ -0,0 +1,64 @@ +/* + * arch/arm/include/asm/map.h + * + * Copyright (C) 1999-2000 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. + * + * Page table mapping constructs and function prototypes + */ +#ifndef __ASM_MACH_MAP_H +#define __ASM_MACH_MAP_H + +#include + +struct map_desc { + unsigned long virtual; + unsigned long pfn; + unsigned long length; + unsigned int type; +}; + +/* types 0-3 are defined in asm/io.h */ +#define MT_UNCACHED 4 +#define MT_CACHECLEAN 5 +#define MT_MINICLEAN 6 +#define MT_LOW_VECTORS 7 +#define MT_HIGH_VECTORS 8 +#define MT_MEMORY 9 +#define MT_ROM 10 +#define MT_MEMORY_NONCACHED 11 +#define MT_MEMORY_DTCM 12 +#define MT_MEMORY_ITCM 13 +#define MT_MEMORY_SO 14 +#define MT_MEMORY_DMA_READY 15 + +#ifdef CONFIG_MMU +extern void iotable_init(struct map_desc *, int); +extern void iotable_init_exec(struct map_desc *, int); +extern void vm_reserve_area_early(unsigned long addr, unsigned long size, + void *caller); + +#ifdef CONFIG_DEBUG_LL +extern void debug_ll_addr(unsigned long *paddr, unsigned long *vaddr); +extern void debug_ll_io_init(void); +#else +static inline void debug_ll_io_init(void) {} +#endif + +struct mem_type; +extern const struct mem_type *get_mem_type(unsigned int type); +/* + * external interface to remap single page with appropriate type + */ +extern int ioremap_page(unsigned long virt, unsigned long phys, + const struct mem_type *mtype); +#else +#define iotable_init(map,num) do { } while (0) +#define iotable_init_exec(map,num) do { } while (0) +#define vm_reserve_area_early(a,s,c) do { } while (0) +#endif + +#endif -- 2.20.1