Commit | Line | Data |
---|---|---|
bb3cee2b LW |
1 | /* |
2 | * | |
3 | * arch/arm/mach-u300/include/mach/memory.h | |
4 | * | |
5 | * | |
6 | * Copyright (C) 2007-2009 ST-Ericsson AB | |
7 | * License terms: GNU General Public License (GPL) version 2 | |
8 | * Memory virtual/physical mapping constants. | |
9 | * Author: Linus Walleij <linus.walleij@stericsson.com> | |
10 | * Author: Jonas Aaberg <jonas.aberg@stericsson.com> | |
11 | */ | |
12 | ||
13 | #ifndef __MACH_MEMORY_H | |
14 | #define __MACH_MEMORY_H | |
15 | ||
16 | #ifdef CONFIG_MACH_U300_DUAL_RAM | |
17 | ||
18 | #define PHYS_OFFSET UL(0x48000000) | |
19 | #define BOOT_PARAMS_OFFSET (PHYS_OFFSET + 0x100) | |
20 | ||
21 | #else | |
22 | ||
23 | #ifdef CONFIG_MACH_U300_2MB_ALIGNMENT_FIX | |
24 | #define PHYS_OFFSET (0x28000000 + \ | |
25 | (CONFIG_MACH_U300_ACCESS_MEM_SIZE - \ | |
26 | (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024) | |
27 | #else | |
28 | #define PHYS_OFFSET (0x28000000 + \ | |
29 | (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \ | |
30 | (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024) | |
31 | #endif | |
32 | #define BOOT_PARAMS_OFFSET (0x28000000 + \ | |
33 | (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \ | |
34 | (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024 + 0x100) | |
35 | #endif | |
36 | ||
37 | /* | |
38 | * We enable a real big DMA buffer if need be. | |
39 | */ | |
40 | #define CONSISTENT_DMA_SIZE SZ_4M | |
41 | ||
42 | #endif |