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Commit 1b66776d authored by Greg Edwards's avatar Greg Edwards Committed by Tony Luck
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[IA64] clean up sn2 region definitions 



Clean up some duplicate region definitions in sn2 code.

Signed-off-by: default avatarGreg Edwards <edwardsg@sgi.com>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent 0a41e250

include/asm-ia64/page.h

+2 −2
Original line number Diff line number Diff line
@@ -18,8 +18,8 @@ 
 */

#define RGN_SHIFT	(61)

#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 */

include/asm-ia64/sn/addrs.h

+12 −21
Original line number Diff line number Diff line
@@ -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))