diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-04-20 12:08:07 -0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-04-20 12:08:12 -0400 |
commit | 62d170290979e0bb805d969cca4ea852bdd45260 (patch) | |
tree | 837372297501a2d144358b44e7db3f88c5612aa2 /arch/m32r/include/asm/addrspace.h | |
parent | 8b5b94e4e9813cdd77103827f48d58c806ab45c6 (diff) | |
parent | d91dfbb41bb2e9bdbfbd2cc7078ed7436eab027a (diff) |
Merge branch 'linus' into x86/urgent
Merge reason: We need the x86/uv updates from upstream, to queue up
dependent fix.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/m32r/include/asm/addrspace.h')
-rw-r--r-- | arch/m32r/include/asm/addrspace.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/m32r/include/asm/addrspace.h b/arch/m32r/include/asm/addrspace.h new file mode 100644 index 000000000000..81782c122da4 --- /dev/null +++ b/arch/m32r/include/asm/addrspace.h | |||
@@ -0,0 +1,57 @@ | |||
1 | /* | ||
2 | * This file is subject to the terms and conditions of the GNU General Public | ||
3 | * License. See the file "COPYING" in the main directory of this archive | ||
4 | * for more details. | ||
5 | * | ||
6 | * Copyright (C) 2001 by Hiroyuki Kondo | ||
7 | * | ||
8 | * Defitions for the address spaces of the M32R CPUs. | ||
9 | */ | ||
10 | #ifndef __ASM_M32R_ADDRSPACE_H | ||
11 | #define __ASM_M32R_ADDRSPACE_H | ||
12 | |||
13 | /* | ||
14 | * Memory segments (32bit kernel mode addresses) | ||
15 | */ | ||
16 | #define KUSEG 0x00000000 | ||
17 | #define KSEG0 0x80000000 | ||
18 | #define KSEG1 0xa0000000 | ||
19 | #define KSEG2 0xc0000000 | ||
20 | #define KSEG3 0xe0000000 | ||
21 | |||
22 | #define K0BASE KSEG0 | ||
23 | |||
24 | /* | ||
25 | * Returns the kernel segment base of a given address | ||
26 | */ | ||
27 | #ifndef __ASSEMBLY__ | ||
28 | #define KSEGX(a) (((unsigned long)(a)) & 0xe0000000) | ||
29 | #else | ||
30 | #define KSEGX(a) ((a) & 0xe0000000) | ||
31 | #endif | ||
32 | |||
33 | /* | ||
34 | * Returns the physical address of a KSEG0/KSEG1 address | ||
35 | */ | ||
36 | #ifndef __ASSEMBLY__ | ||
37 | #define PHYSADDR(a) (((unsigned long)(a)) & 0x1fffffff) | ||
38 | #else | ||
39 | #define PHYSADDR(a) ((a) & 0x1fffffff) | ||
40 | #endif | ||
41 | |||
42 | /* | ||
43 | * Map an address to a certain kernel segment | ||
44 | */ | ||
45 | #ifndef __ASSEMBLY__ | ||
46 | #define KSEG0ADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG0)) | ||
47 | #define KSEG1ADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG1)) | ||
48 | #define KSEG2ADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG2)) | ||
49 | #define KSEG3ADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG3)) | ||
50 | #else | ||
51 | #define KSEG0ADDR(a) (((a) & 0x1fffffff) | KSEG0) | ||
52 | #define KSEG1ADDR(a) (((a) & 0x1fffffff) | KSEG1) | ||
53 | #define KSEG2ADDR(a) (((a) & 0x1fffffff) | KSEG2) | ||
54 | #define KSEG3ADDR(a) (((a) & 0x1fffffff) | KSEG3) | ||
55 | #endif | ||
56 | |||
57 | #endif /* __ASM_M32R_ADDRSPACE_H */ | ||