f09b997999
Patch from Nicolas Pitre This patch allows for assorted type of cleanups by letting assembly code use the same set of defines for constant values and avoid duplicated definitions that might not always be in sync, or that might simply be confusing due to the different names for the same thing. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
43 lines
913 B
C
43 lines
913 B
C
/*
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* linux/include/asm-arm/arch-shark/memory.h
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*
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* by Alexander Schulz
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*
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* derived from:
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* linux/include/asm-arm/arch-ebsa110/memory.h
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* Copyright (c) 1996-1999 Russell King.
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*/
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#ifndef __ASM_ARCH_MEMORY_H
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#define __ASM_ARCH_MEMORY_H
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#include <asm/sizes.h>
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/*
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* Physical DRAM offset.
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*/
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#define PHYS_OFFSET UL(0x08000000)
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#ifndef __ASSEMBLY__
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static inline void __arch_adjust_zones(int node, unsigned long *zone_size, unsigned long *zhole_size)
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{
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if (node != 0) return;
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/* Only the first 4 MB (=1024 Pages) are usable for DMA */
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zone_size[1] = zone_size[0] - 1024;
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zone_size[0] = 1024;
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zhole_size[1] = zhole_size[0];
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zhole_size[0] = 0;
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}
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#define arch_adjust_zones(node, size, holes) \
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__arch_adjust_zones(node, size, holes)
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#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_4M - 1)
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#endif
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#define __virt_to_bus(x) __virt_to_phys(x)
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#define __bus_to_virt(x) __phys_to_virt(x)
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#endif
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