Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 1 | /* |
| 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 King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 21 | * 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 Rapoport | da59193 | 2008-10-05 10:25:44 +0100 | [diff] [blame] | 33 | void cmx2xx_pci_adjust_zones(int node, unsigned long *size, |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 34 | unsigned long *holes); |
| 35 | |
| 36 | #define arch_adjust_zones(node, size, holes) \ |
Mike Rapoport | da59193 | 2008-10-05 10:25:44 +0100 | [diff] [blame] | 37 | cmx2xx_pci_adjust_zones(node, size, holes) |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 38 | |
| 39 | #define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_64M - 1) |
| 40 | #endif |
| 41 | |
| 42 | #endif |