| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/mach-rpc/include/mach/memory.h |
| 3 | * |
| 4 | * Copyright (C) 1996,1997,1998 Russell King. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | * |
| 10 | * Changelog: |
| 11 | * 20-Oct-1996 RMK Created |
| 12 | * 31-Dec-1997 RMK Fixed definitions to reduce warnings |
| 13 | * 11-Jan-1998 RMK Uninlined to reduce hits on cache |
| 14 | * 08-Feb-1998 RMK Added __virt_to_bus and __bus_to_virt |
| 15 | * 21-Mar-1999 RMK Renamed to memory.h |
| 16 | * RMK Added TASK_SIZE and PAGE_OFFSET |
| 17 | */ |
| 18 | #ifndef __ASM_ARCH_MEMORY_H |
| 19 | #define __ASM_ARCH_MEMORY_H |
| 20 | |
| 21 | /* |
| 22 | * Physical DRAM offset. |
| 23 | */ |
| Russell King | f4117ac | 2011-01-04 18:07:14 +0000 | [diff] [blame] | 24 | #define PLAT_PHYS_OFFSET UL(0x10000000) |
| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 25 | |
| 26 | /* |
| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 27 | * Cache flushing area - ROM |
| 28 | */ |
| 29 | #define FLUSH_BASE_PHYS 0x00000000 |
| 30 | #define FLUSH_BASE 0xdf000000 |
| 31 | |
| Russell King | 07f841b | 2008-10-01 17:11:06 +0100 | [diff] [blame] | 32 | /* |
| 33 | * Sparsemem support. Each section is a maximum of 64MB. The sections |
| 34 | * are offset by 128MB and can cover 128MB, so that gives us a maximum |
| 35 | * of 29 physmem bits. |
| 36 | */ |
| 37 | #define MAX_PHYSMEM_BITS 29 |
| 38 | #define SECTION_SIZE_BITS 26 |
| 39 | |
| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 40 | #endif |