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| author | John Williams <john.williams@petalogix.com> | 2009-11-24 20:27:54 +1000 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2009-12-14 08:45:07 +0100 |
| commit | 3540ce8238c2d29a2a20a1876575c0064d0da23e (patch) | |
| tree | 7fc4eee9652b894fdb454eb2572d747da5944b85 /arch/microblaze | |
| parent | 33d9ff5985ff015cbaaef85285d19fe580487cf3 (diff) | |
| download | kernel_samsung_crespo-3540ce8238c2d29a2a20a1876575c0064d0da23e.zip kernel_samsung_crespo-3540ce8238c2d29a2a20a1876575c0064d0da23e.tar.gz kernel_samsung_crespo-3540ce8238c2d29a2a20a1876575c0064d0da23e.tar.bz2 | |
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: John Williams <john.williams@petalogix.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/Kconfig | 2 | ||||
| -rw-r--r-- | arch/microblaze/Makefile | 2 | ||||
| -rw-r--r-- | arch/microblaze/oprofile/Makefile | 13 | ||||
| -rw-r--r-- | arch/microblaze/oprofile/microblaze_oprofile.c | 22 |
4 files changed, 39 insertions, 0 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index e297802..165cf06 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -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 diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile index 3418735..d2d6cfc 100644 --- a/arch/microblaze/Makefile +++ b/arch/microblaze/Makefile @@ -51,6 +51,8 @@ core-y += arch/microblaze/kernel/ core-y += arch/microblaze/mm/ core-y += arch/microblaze/platform/ +drivers-$(CONFIG_OPROFILE) += arch/microblaze/oprofile/ + boot := arch/microblaze/boot # Are we making a simpleImage.<boardname> target? If so, crack out the boardname diff --git a/arch/microblaze/oprofile/Makefile b/arch/microblaze/oprofile/Makefile new file mode 100644 index 0000000..0d0348c --- /dev/null +++ b/arch/microblaze/oprofile/Makefile @@ -0,0 +1,13 @@ +# +# arch/microblaze/oprofile/Makefile +# + +obj-$(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 diff --git a/arch/microblaze/oprofile/microblaze_oprofile.c b/arch/microblaze/oprofile/microblaze_oprofile.c new file mode 100644 index 0000000..def17e5 --- /dev/null +++ b/arch/microblaze/oprofile/microblaze_oprofile.c @@ -0,0 +1,22 @@ +/* + * 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) +{ +} |