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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-10 17:48:43 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-10 17:48:43 -0400
commit0f166396e7e8931bb4acfd1a6ea1bd4f0b43f1dd (patch)
tree6279fa70695a4c56b7e935018a4c0fc1dfa82e68 /include/asm-mips/mach-generic/spaces.h
parent5f60cfd932b42c69ed3226400cb5eab152576c3a (diff)
parent105b1bca4d7bed85bb296f7e7caec2fc643e9fbf (diff)
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (62 commits) [MIPS] PNX8550: Cleanup proc code. [MIPS] WRPPMC: Fix build. [MIPS] Yosemite: Fix modpost warnings. [MIPS] Change names of local variables to silence sparse [MIPS] SB1: Fix modpost warning. [MIPS] PNX: Fix modpost warnings. [MIPS] Alchemy: Fix modpost warnings. [MIPS] Non-FPAFF: Fix warning. [MIPS] DEC: Fix modpost warning. [MIPS] MIPSsim: Enable MIPSsim virtual network driver. [MIPS] Delete Ocelot 3 support. [MIPS] remove LASAT Networks platforms support [MIPS] Early check for SMTC kernel on non-MT processor [MIPS] Add debugfs files to show fpuemu statistics [MIPS] Add some debugfs files to debug unaligned accesses [MIPS] rbtx4938: Fix secondary PCIC and glue internal NICs [MIPS] tc35815: Load MAC address via platform_device [MIPS] Move FPU affinity code into separate file. [MIPS] Make ioremap() work on TX39/49 special unmapped segment [MIPS] rbtx4938: Update and minimize defconfig ...
Diffstat (limited to 'include/asm-mips/mach-generic/spaces.h')
-rw-r--r--include/asm-mips/mach-generic/spaces.h64
1 files changed, 39 insertions, 25 deletions
diff --git a/include/asm-mips/mach-generic/spaces.h b/include/asm-mips/mach-generic/spaces.h
index 0ae9997bc9a8..c9fa4b14968d 100644
--- a/include/asm-mips/mach-generic/spaces.h
+++ b/include/asm-mips/mach-generic/spaces.h
@@ -10,38 +10,54 @@
10#ifndef _ASM_MACH_GENERIC_SPACES_H 10#ifndef _ASM_MACH_GENERIC_SPACES_H
11#define _ASM_MACH_GENERIC_SPACES_H 11#define _ASM_MACH_GENERIC_SPACES_H
12 12
13#include <linux/const.h>
14
15/*
16 * This gives the physical RAM offset.
17 */
18#ifndef PHYS_OFFSET
19#define PHYS_OFFSET _AC(0, UL)
20#endif
13 21
14#ifdef CONFIG_32BIT 22#ifdef CONFIG_32BIT
15 23
16#define CAC_BASE 0x80000000 24#define CAC_BASE _AC(0x80000000, UL)
17#define IO_BASE 0xa0000000 25#define IO_BASE _AC(0xa0000000, UL)
18#define UNCAC_BASE 0xa0000000 26#define UNCAC_BASE _AC(0xa0000000, UL)
19#define MAP_BASE 0xc0000000
20 27
21/* 28#ifndef MAP_BASE
22 * This handles the memory map. 29#define MAP_BASE _AC(0xc0000000, UL)
23 * We handle pages at KSEG0 for kernels with 32 bit address space. 30#endif
24 */
25#define PAGE_OFFSET 0x80000000UL
26 31
27/* 32/*
28 * Memory above this physical address will be considered highmem. 33 * Memory above this physical address will be considered highmem.
29 */ 34 */
30#ifndef HIGHMEM_START 35#ifndef HIGHMEM_START
31#define HIGHMEM_START 0x20000000UL 36#define HIGHMEM_START _AC(0x20000000, UL)
32#endif 37#endif
33 38
34#endif /* CONFIG_32BIT */ 39#endif /* CONFIG_32BIT */
35 40
36#ifdef CONFIG_64BIT 41#ifdef CONFIG_64BIT
37 42
38/* 43#ifndef CAC_BASE
39 * This handles the memory map.
40 */
41#ifdef CONFIG_DMA_NONCOHERENT 44#ifdef CONFIG_DMA_NONCOHERENT
42#define PAGE_OFFSET 0x9800000000000000UL 45#define CAC_BASE _AC(0x9800000000000000, UL)
43#else 46#else
44#define PAGE_OFFSET 0xa800000000000000UL 47#define CAC_BASE _AC(0xa800000000000000, UL)
48#endif
49#endif
50
51#ifndef IO_BASE
52#define IO_BASE _AC(0x9000000000000000, UL)
53#endif
54
55#ifndef UNCAC_BASE
56#define UNCAC_BASE _AC(0x9000000000000000, UL)
57#endif
58
59#ifndef MAP_BASE
60#define MAP_BASE _AC(0xc000000000000000, UL)
45#endif 61#endif
46 62
47/* 63/*
@@ -50,22 +66,20 @@
50 * in the distant future. Nobody will care for a few years :-) 66 * in the distant future. Nobody will care for a few years :-)
51 */ 67 */
52#ifndef HIGHMEM_START 68#ifndef HIGHMEM_START
53#define HIGHMEM_START (1UL << 59UL) 69#define HIGHMEM_START (_AC(1, UL) << _AC(59, UL))
54#endif 70#endif
55 71
56#ifdef CONFIG_DMA_NONCOHERENT
57#define CAC_BASE 0x9800000000000000UL
58#else
59#define CAC_BASE 0xa800000000000000UL
60#endif
61#define IO_BASE 0x9000000000000000UL
62#define UNCAC_BASE 0x9000000000000000UL
63#define MAP_BASE 0xc000000000000000UL
64
65#define TO_PHYS(x) ( ((x) & TO_PHYS_MASK)) 72#define TO_PHYS(x) ( ((x) & TO_PHYS_MASK))
66#define TO_CAC(x) (CAC_BASE | ((x) & TO_PHYS_MASK)) 73#define TO_CAC(x) (CAC_BASE | ((x) & TO_PHYS_MASK))
67#define TO_UNCAC(x) (UNCAC_BASE | ((x) & TO_PHYS_MASK)) 74#define TO_UNCAC(x) (UNCAC_BASE | ((x) & TO_PHYS_MASK))
68 75
69#endif /* CONFIG_64BIT */ 76#endif /* CONFIG_64BIT */
70 77
78/*
79 * This handles the memory map.
80 */
81#ifndef PAGE_OFFSET
82#define PAGE_OFFSET (CAC_BASE + PHYS_OFFSET)
83#endif
84
71#endif /* __ASM_MACH_GENERIC_SPACES_H */ 85#endif /* __ASM_MACH_GENERIC_SPACES_H */