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Russell Kinga09e64f2008-08-05 16:14:15 +01001/*
2 * arch/arm/mach-pxa/include/mach/memory.h
3 *
4 * Author: Nicolas Pitre
5 * Copyright: (C) 2001 MontaVista Software Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#ifndef __ASM_ARCH_MEMORY_H
13#define __ASM_ARCH_MEMORY_H
14
15/*
16 * Physical DRAM offset.
17 */
18#define PHYS_OFFSET UL(0xa0000000)
19
20/*
Russell Kinga09e64f2008-08-05 16:14:15 +010021 * The nodes are matched with the physical SDRAM banks as follows:
22 *
23 * node 0: 0xa0000000-0xa3ffffff --> 0xc0000000-0xc3ffffff
24 * node 1: 0xa4000000-0xa7ffffff --> 0xc4000000-0xc7ffffff
25 * node 2: 0xa8000000-0xabffffff --> 0xc8000000-0xcbffffff
26 * node 3: 0xac000000-0xafffffff --> 0xcc000000-0xcfffffff
27 *
28 * This needs a node mem size of 26 bits.
29 */
30#define NODE_MEM_SIZE_BITS 26
31
32#if !defined(__ASSEMBLY__) && defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI)
Mike Rapoportda591932008-10-05 10:25:44 +010033void cmx2xx_pci_adjust_zones(int node, unsigned long *size,
Russell Kinga09e64f2008-08-05 16:14:15 +010034 unsigned long *holes);
35
36#define arch_adjust_zones(node, size, holes) \
Mike Rapoportda591932008-10-05 10:25:44 +010037 cmx2xx_pci_adjust_zones(node, size, holes)
Russell Kinga09e64f2008-08-05 16:14:15 +010038
39#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_64M - 1)
40#endif
41
42#endif