diff options
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/memory.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/memory.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/include/asm-arm/arch-ixp4xx/memory.h b/include/asm-arm/arch-ixp4xx/memory.h deleted file mode 100644 index d348548b592..00000000000 --- a/include/asm-arm/arch-ixp4xx/memory.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * linux/include/asm-arm/arch-ixp4xx/memory.h - * - * Copyright (c) 2001-2004 MontaVista Software, Inc. - */ - -#ifndef __ASM_ARCH_MEMORY_H -#define __ASM_ARCH_MEMORY_H - -#include <asm/sizes.h> - -/* - * Physical DRAM offset. - */ -#define PHYS_OFFSET (0x00000000UL) - -#ifndef __ASSEMBLY__ - -/* - * Only first 64MB of memory can be accessed via PCI. - * We use GFP_DMA to allocate safe buffers to do map/unmap. - * This is really ugly and we need a better way of specifying - * DMA-capable regions of memory. - */ -static inline void __arch_adjust_zones(int node, unsigned long *zone_size, - unsigned long *zhole_size) -{ - unsigned int sz = SZ_64M >> PAGE_SHIFT; - - /* - * Only adjust if > 64M on current system - */ - if (node || (zone_size[0] <= sz)) - return; - - zone_size[1] = zone_size[0] - sz; - zone_size[0] = sz; - zhole_size[1] = zhole_size[0]; - zhole_size[0] = 0; -} - -#define arch_adjust_zones(node, size, holes) \ - __arch_adjust_zones(node, size, holes) - -#define ISA_DMA_THRESHOLD (SZ_64M - 1) - -#endif - -/* - * Virtual view <-> DMA view memory address translations - * virt_to_bus: Used to translate the virtual address to an - * address suitable to be passed to set_dma_addr - * bus_to_virt: Used to convert an address for DMA operations - * to an address that the kernel can use. - * - * These are dummies for now. - */ -#define __virt_to_bus(x) __virt_to_phys(x) -#define __bus_to_virt(x) __phys_to_virt(x) - -#endif |
