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Kirill Smelkov
linux
Commits
26b3da0b
Commit
26b3da0b
authored
Mar 19, 2002
by
Kanoj Sarcar
Committed by
David S. Miller
Mar 19, 2002
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Plain Diff
Move VPTE_BASE_foo definitions to common
header instead of scattered all over assembly files.
parent
5804f347
Changes
4
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4 changed files
with
16 additions
and
27 deletions
+16
-27
arch/sparc64/kernel/head.S
arch/sparc64/kernel/head.S
+0
-9
arch/sparc64/kernel/trampoline.S
arch/sparc64/kernel/trampoline.S
+0
-9
include/asm-sparc64/pgalloc.h
include/asm-sparc64/pgalloc.h
+0
-9
include/asm-sparc64/processor.h
include/asm-sparc64/processor.h
+16
-0
No files found.
arch/sparc64/kernel/head.S
View file @
26b3da0b
...
...
@@ -565,13 +565,6 @@ setup_tba: /* i0 = is_starfire */
#define KERN_HIGHBITS ((_PAGE_VALID|_PAGE_SZ4MB)^0xfffff80000000000)
#define KERN_LOWBITS (_PAGE_CP | _PAGE_CV | _PAGE_P | _PAGE_W)
#define VPTE_BASE_SPITFIRE 0xfffffffe00000000
#if 1
#define VPTE_BASE_CHEETAH VPTE_BASE_SPITFIRE
#else
#define VPTE_BASE_CHEETAH 0xffe0000000000000
#endif
mov
TSB_REG
,
%
g1
stxa
%
g0
,
[%
g1
]
ASI_DMMU
membar
#
Sync
...
...
@@ -602,8 +595,6 @@ setup_tba: /* i0 = is_starfire */
clr
%
g7
#undef KERN_HIGHBITS
#undef KERN_LOWBITS
#undef VPTE_BASE_SPITFIRE
#undef VPTE_BASE_CHEETAH
/
*
Setup
Interrupt
globals
*/
wrpr
%
o1
,
(
PSTATE_IG
|
PSTATE_IE
),
%
pstate
...
...
arch/sparc64/kernel/trampoline.S
View file @
26b3da0b
...
...
@@ -215,13 +215,6 @@ startup_continue:
#define KERN_HIGHBITS ((_PAGE_VALID|_PAGE_SZ4MB)^0xfffff80000000000)
#define KERN_LOWBITS (_PAGE_CP | _PAGE_CV | _PAGE_P | _PAGE_W)
#define VPTE_BASE_SPITFIRE 0xfffffffe00000000
#if 1
#define VPTE_BASE_CHEETAH VPTE_BASE_SPITFIRE
#else
#define VPTE_BASE_CHEETAH 0xffe0000000000000
#endif
mov
TSB_REG
,
%
g1
stxa
%
g0
,
[%
g1
]
ASI_DMMU
membar
#
Sync
...
...
@@ -252,8 +245,6 @@ startup_continue:
clr
%
g7
#undef KERN_HIGHBITS
#undef KERN_LOWBITS
#undef VPTE_BASE_SPITFIRE
#undef VPTE_BASE_CHEETAH
wrpr
%
o1
,
0x0
,
%
pstate
ldx
[%
g6
+
TI_TASK
],
%
g4
...
...
include/asm-sparc64/pgalloc.h
View file @
26b3da0b
...
...
@@ -10,13 +10,6 @@
#include <asm/spitfire.h>
#include <asm/pgtable.h>
#define VPTE_BASE_SPITFIRE 0xfffffffe00000000
#if 1
#define VPTE_BASE_CHEETAH VPTE_BASE_SPITFIRE
#else
#define VPTE_BASE_CHEETAH 0xffe0000000000000
#endif
static
__inline__
void
flush_tlb_pgtables
(
struct
mm_struct
*
mm
,
unsigned
long
start
,
unsigned
long
end
)
{
...
...
@@ -42,8 +35,6 @@ static __inline__ void flush_tlb_pgtables(struct mm_struct *mm, unsigned long st
vpte_base
+
(
e
>>
(
PAGE_SHIFT
-
3
)));
}
}
#undef VPTE_BASE_SPITFIRE
#undef VPTE_BASE_CHEETAH
/* Page table allocation/freeing. */
#ifdef CONFIG_SMP
...
...
include/asm-sparc64/processor.h
View file @
26b3da0b
...
...
@@ -39,9 +39,25 @@
* address that the kernel will allocate out.
*/
#define VA_BITS 44
#ifndef __ASSEMBLY__
#define VPTE_SIZE (1UL << (VA_BITS - PAGE_SHIFT + 3))
#else
#define VPTE_SIZE (1 << (VA_BITS - PAGE_SHIFT + 3))
#endif
#define TASK_SIZE ((unsigned long)-VPTE_SIZE)
/*
* The vpte base must be able to hold the entire vpte, half
* of which lives above, and half below, the base. And it
* is placed as close to the highest address range as possible.
*/
#define VPTE_BASE_SPITFIRE (-(VPTE_SIZE/2))
#if 1
#define VPTE_BASE_CHEETAH VPTE_BASE_SPITFIRE
#else
#define VPTE_BASE_CHEETAH 0xffe0000000000000
#endif
#ifndef __ASSEMBLY__
typedef
struct
{
...
...
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