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authorPaul Mundt <lethal@linux-sh.org>2007-11-08 18:51:33 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-01-28 13:18:39 +0900
commitdd730b8ff8adfdf8d39cd060acc7223f0d374d32 (patch)
tree24fd26e5c6e6ae72f921530693d0cf923962a895 /arch/sh64/lib/udelay.c
parent2c6deb5ea414c26483578d41d8537d54dd2d282f (diff)
sh: Move arch/sh64/lib to arch/sh/lib64.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh64/lib/udelay.c')
-rw-r--r--arch/sh64/lib/udelay.c59
1 files changed, 0 insertions, 59 deletions
diff --git a/arch/sh64/lib/udelay.c b/arch/sh64/lib/udelay.c
deleted file mode 100644
index 32765391400..00000000000
--- a/arch/sh64/lib/udelay.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * arch/sh64/lib/udelay.c
- *
- * Delay routines, using a pre-computed "loops_per_jiffy" value.
- *
- * Copyright (C) 2000, 2001 Paolo Alberelli
- * Copyright (C) 2003, 2004 Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#include <linux/sched.h>
-#include <asm/param.h>
-
-extern unsigned long loops_per_jiffy;
-
-/*
- * Use only for very small delays (< 1 msec).
- *
- * The active part of our cycle counter is only 32-bits wide, and
- * we're treating the difference between two marks as signed. On
- * a 1GHz box, that's about 2 seconds.
- */
-
-void __delay(int loops)
-{
- long long dummy;
- __asm__ __volatile__("gettr tr0, %1\n\t"
- "pta $+4, tr0\n\t"
- "addi %0, -1, %0\n\t"
- "bne %0, r63, tr0\n\t"
- "ptabs %1, tr0\n\t":"=r"(loops),
- "=r"(dummy)
- :"0"(loops));
-}
-
-void __udelay(unsigned long long usecs, unsigned long lpj)
-{
- usecs *= (((unsigned long long) HZ << 32) / 1000000) * lpj;
- __delay((long long) usecs >> 32);
-}
-
-void __ndelay(unsigned long long nsecs, unsigned long lpj)
-{
- nsecs *= (((unsigned long long) HZ << 32) / 1000000000) * lpj;
- __delay((long long) nsecs >> 32);
-}
-
-void udelay(unsigned long usecs)
-{
- __udelay(usecs, loops_per_jiffy);
-}
-
-void ndelay(unsigned long nsecs)
-{
- __ndelay(nsecs, loops_per_jiffy);
-}
-