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linux
linux-davinci
Commits
d752542a
Commit
d752542a
authored
Nov 08, 2007
by
Paul Mundt
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sh: Add cache definitions for
SH-5
.
Signed-off-by:
Paul Mundt
<
lethal@linux-sh.org
>
parent
a096a7e4
Changes
1
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8 additions
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53 deletions
+8
-53
include/asm-sh/cpu-sh5/cache.h
include/asm-sh/cpu-sh5/cache.h
+8
-53
No files found.
include/asm-sh
64
/cache.h
→
include/asm-sh
/cpu-sh5
/cache.h
View file @
d752542a
...
...
@@ -12,22 +12,16 @@
* Copyright (C) 2003, 2004 Paul Mundt
*
*/
#include <asm/cacheflush.h>
#define L1_CACHE_SHIFT 5
/* bytes per L1 cache line */
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
#define L1_CACHE_ALIGN_MASK (~(L1_CACHE_BYTES - 1))
#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES - 1)) & L1_CACHE_ALIGN_MASK)
#define L1_CACHE_SIZE_BYTES (L1_CACHE_BYTES << 10)
#ifdef MODULE
#define __cacheline_aligned __attribute__((__aligned__(L1_CACHE_BYTES)))
#else
#define __cacheline_aligned \
__attribute__((__aligned__(L1_CACHE_BYTES), \
__section__(".data.cacheline_aligned")))
#endif
/* Valid and Dirty bits */
#define SH_CACHE_VALID (1LL<<0)
#define SH_CACHE_UPDATED (1LL<<57)
/* Cache flags */
#define SH_CACHE_MODE_WT (1LL<<0)
#define SH_CACHE_MODE_WB (1LL<<1)
/*
* Control Registers.
...
...
@@ -58,7 +52,6 @@
#define OCCR1_NOLOCK 0x0
/* Set No Locking */
/*
* SH-5
* A bit of description here, for neff=32.
...
...
@@ -77,43 +70,6 @@
*
*/
/* Valid and Dirty bits */
#define SH_CACHE_VALID (1LL<<0)
#define SH_CACHE_UPDATED (1LL<<57)
/* Cache flags */
#define SH_CACHE_MODE_WT (1LL<<0)
#define SH_CACHE_MODE_WB (1LL<<1)
#ifndef __ASSEMBLY__
/*
* Cache information structure.
*
* Defined for both I and D cache, per-processor.
*/
struct
cache_info
{
unsigned
int
ways
;
unsigned
int
sets
;
unsigned
int
linesz
;
unsigned
int
way_shift
;
unsigned
int
entry_shift
;
unsigned
int
set_shift
;
unsigned
int
way_step_shift
;
unsigned
int
asid_shift
;
unsigned
int
way_ofs
;
unsigned
int
asid_mask
;
unsigned
int
idx_mask
;
unsigned
int
epn_mask
;
unsigned
long
flags
;
};
#endif
/* __ASSEMBLY__ */
/* Instruction cache */
#define CACHE_IC_ADDRESS_ARRAY 0x01000000
...
...
@@ -130,7 +86,6 @@ struct cache_info {
/* Mask to select synonym bit(s) */
#define CACHE_OC_SYN_MASK (((1UL<<CACHE_OC_N_SYNBITS)-1)<<CACHE_OC_SYN_SHIFT)
/*
* Instruction cache can't be invalidated based on physical addresses.
* No Instruction Cache defines required, then.
...
...
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