diff options
| author | Greg Edwards <edwardsg@sgi.com> | 2005-08-22 09:57:00 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-08-24 15:37:26 -0700 |
| commit | 1b66776da71e33dff5edcc0b096ec3b7c40c75ad (patch) | |
| tree | 138e13ac97b8af1f52f7fa798bc8f29851b9e176 /include/asm-ia64 | |
| parent | 0a41e2501160587eb8f66cef3bdf1c6f2cb86997 (diff) | |
| download | linux-1b66776da71e33dff5edcc0b096ec3b7c40c75ad.tar.gz | |
[IA64] clean up sn2 region definitions
Clean up some duplicate region definitions in sn2 code.
Signed-off-by: Greg Edwards <edwardsg@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64')
| -rw-r--r-- | include/asm-ia64/page.h | 4 | ||||
| -rw-r--r-- | include/asm-ia64/sn/addrs.h | 33 |
2 files changed, 14 insertions, 23 deletions
diff --git a/include/asm-ia64/page.h b/include/asm-ia64/page.h index ec17f9e9da75c..9edffad8c28b7 100644 --- a/include/asm-ia64/page.h +++ b/include/asm-ia64/page.h @@ -17,9 +17,9 @@ * Different regions are assigned to different purposes. */ #define RGN_SHIFT (61) -#define RGN_BASE(r) (__IA64_UL_CONST(r)<<RGN_SHIFT) +#define RGN_BASE(r) (__IA64_UL_CONST(r)<<RGN_SHIFT) +#define RGN_BITS (RGN_BASE(-1)) -#define KHIGH -1 /* high three bits of Kernel virtual address */ #define RGN_KERNEL 7 /* Identity mapped region */ #define RGN_UNCACHED 6 /* Identity mapped I/O region */ #define RGN_GATE 5 /* Gate page, Kernel text, etc */ diff --git a/include/asm-ia64/sn/addrs.h b/include/asm-ia64/sn/addrs.h index 103d745dc5f2f..1163a6839bcba 100644 --- a/include/asm-ia64/sn/addrs.h +++ b/include/asm-ia64/sn/addrs.h @@ -65,7 +65,6 @@ #define NASID_MASK ((u64)NASID_BITMASK << NASID_SHIFT) #define AS_MASK ((u64)AS_BITMASK << AS_SHIFT) -#define REGION_BITS 0xe000000000000000UL /* @@ -79,38 +78,30 @@ #define AS_CAC_SPACE (AS_CAC_VAL << AS_SHIFT) -/* - * Base addresses for various address ranges. - */ -#define CACHED 0xe000000000000000UL -#define UNCACHED 0xc000000000000000UL -#define UNCACHED_PHYS 0x8000000000000000UL - - /* * Virtual Mode Local & Global MMR space. */ #define SH1_LOCAL_MMR_OFFSET 0x8000000000UL #define SH2_LOCAL_MMR_OFFSET 0x0200000000UL #define LOCAL_MMR_OFFSET (is_shub2() ? SH2_LOCAL_MMR_OFFSET : SH1_LOCAL_MMR_OFFSET) -#define LOCAL_MMR_SPACE (UNCACHED | LOCAL_MMR_OFFSET) -#define LOCAL_PHYS_MMR_SPACE (UNCACHED_PHYS | LOCAL_MMR_OFFSET) +#define LOCAL_MMR_SPACE (__IA64_UNCACHED_OFFSET | LOCAL_MMR_OFFSET) +#define LOCAL_PHYS_MMR_SPACE (RGN_BASE(RGN_HPAGE) | LOCAL_MMR_OFFSET) #define SH1_GLOBAL_MMR_OFFSET 0x0800000000UL #define SH2_GLOBAL_MMR_OFFSET 0x0300000000UL #define GLOBAL_MMR_OFFSET (is_shub2() ? SH2_GLOBAL_MMR_OFFSET : SH1_GLOBAL_MMR_OFFSET) -#define GLOBAL_MMR_SPACE (UNCACHED | GLOBAL_MMR_OFFSET) +#define GLOBAL_MMR_SPACE (__IA64_UNCACHED_OFFSET | GLOBAL_MMR_OFFSET) /* * Physical mode addresses */ -#define GLOBAL_PHYS_MMR_SPACE (UNCACHED_PHYS | GLOBAL_MMR_OFFSET) +#define GLOBAL_PHYS_MMR_SPACE (RGN_BASE(RGN_HPAGE) | GLOBAL_MMR_OFFSET) /* * Clear region & AS bits. */ -#define TO_PHYS_MASK (~(REGION_BITS | AS_MASK)) +#define TO_PHYS_MASK (~(RGN_BITS | AS_MASK)) /* @@ -134,10 +125,10 @@ /* * general address defines */ -#define CAC_BASE (CACHED | AS_CAC_SPACE) -#define AMO_BASE (UNCACHED | AS_AMO_SPACE) -#define AMO_PHYS_BASE (UNCACHED_PHYS | AS_AMO_SPACE) -#define GET_BASE (CACHED | AS_GET_SPACE) +#define CAC_BASE (PAGE_OFFSET | AS_CAC_SPACE) +#define AMO_BASE (__IA64_UNCACHED_OFFSET | AS_AMO_SPACE) +#define AMO_PHYS_BASE (RGN_BASE(RGN_HPAGE) | AS_AMO_SPACE) +#define GET_BASE (PAGE_OFFSET | AS_GET_SPACE) /* * Convert Memory addresses between various addressing modes. @@ -164,8 +155,8 @@ /* * Macros to test for address type. */ -#define IS_AMO_ADDRESS(x) (((u64)(x) & (REGION_BITS | AS_MASK)) == AMO_BASE) -#define IS_AMO_PHYS_ADDRESS(x) (((u64)(x) & (REGION_BITS | AS_MASK)) == AMO_PHYS_BASE) +#define IS_AMO_ADDRESS(x) (((u64)(x) & (RGN_BITS | AS_MASK)) == AMO_BASE) +#define IS_AMO_PHYS_ADDRESS(x) (((u64)(x) & (RGN_BITS | AS_MASK)) == AMO_PHYS_BASE) /* @@ -180,7 +171,7 @@ #define TIO_SWIN_BASE(n, w) (TIO_IO_BASE(n) + \ ((u64) (w) << TIO_SWIN_SIZE_BITS)) #define NODE_IO_BASE(n) (GLOBAL_MMR_SPACE | NASID_SPACE(n)) -#define TIO_IO_BASE(n) (UNCACHED | NASID_SPACE(n)) +#define TIO_IO_BASE(n) (__IA64_UNCACHED_OFFSET | NASID_SPACE(n)) #define BWIN_SIZE (1UL << BWIN_SIZE_BITS) #define NODE_BWIN_BASE0(n) (NODE_IO_BASE(n) + BWIN_SIZE) #define NODE_BWIN_BASE(n, w) (NODE_BWIN_BASE0(n) + ((u64) (w) << BWIN_SIZE_BITS)) |