aboutsummaryrefslogtreecommitdiff
path: root/include/asm-arm/arch-ixp4xx/memory.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/memory.h')
-rw-r--r--include/asm-arm/arch-ixp4xx/memory.h61
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