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Commit 3540ce82 authored by John Williams's avatar John Williams Committed by Michal Simek
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microblaze: Core oprofile configs and hooks 



Microblaze uses timer interrupt mode. Microblaze don't have
any performance counter that's why we use just simple implementation.

Signed-off-by: default avatarJohn Williams <john.williams@petalogix.com>
Signed-off-by: default avatarMichal Simek <monstr@monstr.eu>
parent 33d9ff59

arch/microblaze/Kconfig

+2 −0
Original line number Diff line number Diff line
@@ -13,6 +13,8 @@ config MICROBLAZE 
	select HAVE_FTRACE_MCOUNT_RECORD

	select USB_ARCH_HAS_EHCI

	select ARCH_WANT_OPTIONAL_GPIOLIB

	select HAVE_OPROFILE

	select TRACING_SUPPORT



config SWAP

	def_bool n

arch/microblaze/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -51,6 +51,8 @@ core-y += arch/microblaze/kernel/ 
core-y += arch/microblaze/mm/

core-y += arch/microblaze/platform/



drivers-$(CONFIG_OPROFILE) += arch/microblaze/oprofile/



boot := arch/microblaze/boot



# Are we making a simpleImage.<boardname> target? If so, crack out the boardname

arch/microblaze/oprofile/Makefile

0 → 100644
+13 −0
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#

# arch/microblaze/oprofile/Makefile

#



obj-$(CONFIG_OPROFILE) += oprofile.o



DRIVER_OBJS := $(addprefix ../../../drivers/oprofile/, \

		oprof.o cpu_buffer.o buffer_sync.o \

		event_buffer.o oprofile_files.o \

		oprofilefs.o oprofile_stats.o \

		timer_int.o )



oprofile-y := $(DRIVER_OBJS) microblaze_oprofile.o

arch/microblaze/oprofile/microblaze_oprofile.c

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+22 −0
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/*

 * Microblaze oprofile code

 *

 * Copyright (C) 2009 Michal Simek <monstr@monstr.eu>

 * Copyright (C) 2009 PetaLogix

 *

 * 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/oprofile.h>

#include <linux/init.h>



int __init oprofile_arch_init(struct oprofile_operations *ops)

{

	return -1;

}



void oprofile_arch_exit(void)

{

}