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sh: cache use jump_to_P2() and back_to_P1() from asm/system.h

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Both jump_to_P2() and back_to_P1() functions are found in asm/system.h
header file and functionally they are the same, don't redefine them.

Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Vladimir Zapolskiy 2016-11-28 00:15:16 +02:00 committed by Tom Rini
parent dad2b3005e
commit c230a37838
1 changed files with 2 additions and 37 deletions
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39
arch/sh/cpu/sh4/cache.c
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@ -7,44 +7,9 @@
#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <asm/io.h>
/*
* Jump to P2 area.
* When handling TLB or caches, we need to do it from P2 area.
*/
#define jump_to_P2() \
do { \
unsigned long __dummy; \
__asm__ __volatile__( \
"mov.l 1f, %0\n\t" \
"or %1, %0\n\t" \
"jmp @%0\n\t" \
" nop\n\t" \
".balign 4\n" \
"1: .long 2f\n" \
"2:" \
: "=&r" (__dummy) \
: "r" (0x20000000)); \
} while (0)
/*
* Back to P1 area.
*/
#define back_to_P1() \
do { \
unsigned long __dummy; \
__asm__ __volatile__( \
"nop;nop;nop;nop;nop;nop;nop\n\t" \
"mov.l 1f, %0\n\t" \
"jmp @%0\n\t" \
" nop\n\t" \
".balign 4\n" \
"1: .long 2f\n" \
"2:" \
: "=&r" (__dummy)); \
} while (0)
#include <asm/processor.h>
#include <asm/system.h>
#define CACHE_VALID 1
#define CACHE_UPDATED 2