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FRV: Add basic performance counter support

Add basic performance counter support to the FRV arch.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Howells 2009-07-02 00:46:21 +01:00 committed by Linus Torvalds
parent 00460f41ff
commit 42ca4fb691
4 changed files with 38 additions and 1 deletions

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@ -7,6 +7,7 @@ config FRV
default y
select HAVE_IDE
select HAVE_ARCH_TRACEHOOK
select HAVE_PERF_COUNTERS
config ZONE_DMA
bool

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@ -0,0 +1,17 @@
/* FRV performance counter support
*
* Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#ifndef _ASM_PERF_COUNTER_H
#define _ASM_PERF_COUNTER_H
#define PERF_COUNTER_INDEX_OFFSET 0
#endif /* _ASM_PERF_COUNTER_H */

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@ -5,4 +5,4 @@
lib-y := \
__ashldi3.o __lshrdi3.o __muldi3.o __ashrdi3.o __negdi2.o __ucmpdi2.o \
checksum.o memcpy.o memset.o atomic-ops.o atomic64-ops.o \
outsl_ns.o outsl_sw.o insl_ns.o insl_sw.o cache.o
outsl_ns.o outsl_sw.o insl_ns.o insl_sw.o cache.o perf_counter.o

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@ -0,0 +1,19 @@
/* Performance counter handling
*
* Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#include <linux/perf_counter.h>
/*
* mark the performance counter as pending
*/
void set_perf_counter_pending(void)
{
}