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score: update files according to review comments

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modified:   arch/score/include/asm/cacheflush.h
	modified:   arch/score/include/asm/delay.h
	modified:   arch/score/include/asm/errno.h
	modified:   arch/score/include/asm/pgtable-bits.h
	modified:   arch/score/include/asm/pgtable.h
	modified:   arch/score/include/asm/ptrace.h
	modified:   arch/score/include/asm/unistd.h
	modified:   arch/score/kernel/entry.S
	modified:   arch/score/kernel/process.c
	modified:   arch/score/kernel/ptrace.c
	modified:   arch/score/kernel/signal.c
	modified:   arch/score/kernel/sys_score.c
	modified:   arch/score/kernel/traps.c
	modified:   arch/score/mm/cache.c

Signed-off-by: Chen Liqin <liqin.chen@sunplusct.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Chen Liqin
2009-06-19 13:53:49 +08:00
committed by Arnd Bergmann
parent 6bcf673741
commit 0402c91af9
14 changed files with 154 additions and 250 deletions
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11
arch/score/include/asm/delay.h
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@@ -3,17 +3,22 @@
static inline void __delay(unsigned long loops)
{
/* 3 cycles per loop. */
__asm__ __volatile__ (
"1:\tsubi\t%0,1\n\t"
"1:\tsubi\t%0, 3\n\t"
"cmpz.c\t%0\n\t"
"bne\t1b\n\t"
"ble\t1b\n\t"
: "=r" (loops)
: "0" (loops));
}
static inline void __udelay(unsigned long usecs)
{
__delay(usecs);
unsigned long loops_per_usec;
loops_per_usec = (loops_per_jiffy * HZ) / 1000000;
__delay(usecs * loops_per_usec);
}
#define udelay(usecs) __udelay(usecs)