From a09e64fbc0094e3073dbb09c3b4bfe4ab669244b Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 5 Aug 2008 16:14:15 +0100 Subject: [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach This just leaves include/asm-arm/plat-* to deal with. Signed-off-by: Russell King --- arch/arm/mach-pxa/include/mach/memory.h | 52 +++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 arch/arm/mach-pxa/include/mach/memory.h (limited to 'arch/arm/mach-pxa/include/mach/memory.h') diff --git a/arch/arm/mach-pxa/include/mach/memory.h b/arch/arm/mach-pxa/include/mach/memory.h new file mode 100644 index 00000000000..552eb7fa657 --- /dev/null +++ b/arch/arm/mach-pxa/include/mach/memory.h @@ -0,0 +1,52 @@ +/* + * arch/arm/mach-pxa/include/mach/memory.h + * + * Author: Nicolas Pitre + * Copyright: (C) 2001 MontaVista Software Inc. + * + * 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. + */ + +#ifndef __ASM_ARCH_MEMORY_H +#define __ASM_ARCH_MEMORY_H + +/* + * Physical DRAM offset. + */ +#define PHYS_OFFSET UL(0xa0000000) + +/* + * 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. + */ +#define __virt_to_bus(x) __virt_to_phys(x) +#define __bus_to_virt(x) __phys_to_virt(x) + +/* + * The nodes are matched with the physical SDRAM banks as follows: + * + * node 0: 0xa0000000-0xa3ffffff --> 0xc0000000-0xc3ffffff + * node 1: 0xa4000000-0xa7ffffff --> 0xc4000000-0xc7ffffff + * node 2: 0xa8000000-0xabffffff --> 0xc8000000-0xcbffffff + * node 3: 0xac000000-0xafffffff --> 0xcc000000-0xcfffffff + * + * This needs a node mem size of 26 bits. + */ +#define NODE_MEM_SIZE_BITS 26 + +#if !defined(__ASSEMBLY__) && defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI) +void cmx270_pci_adjust_zones(int node, unsigned long *size, + unsigned long *holes); + +#define arch_adjust_zones(node, size, holes) \ + cmx270_pci_adjust_zones(node, size, holes) + +#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_64M - 1) +#endif + +#endif -- cgit v1.2.3