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authorTakashi Yamamoto <TakashiA.Yamamoto@jp.sony.com>2008-01-19 07:32:46 +1100
committerPaul Mackerras <paulus@samba.org>2008-01-25 22:52:53 +1100
commit781749a46b34dc5c9e4000df7b9d37d675c17463 (patch)
tree98b51b049f48804978c9139db6427945a1186963 /arch/powerpc/platforms/ps3
parented7570022a42a60ecb67c53f429bc96c7bc5597d (diff)
[POWERPC] PS3: Add logical performance monitor driver support
Add PS3 logical performance monitor (lpm) device driver. The PS3's LV1 hypervisor provides a Logical Performance Monitor that abstracts the Cell processor's performance monitor features for use by guest operating systems. Signed-off-by: Takashi Yamamoto <TakashiA.Yamamoto@jp.sony.com> Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/ps3')
-rw-r--r--arch/powerpc/platforms/ps3/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index 298f1c9679fb..a3d708fe5709 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -138,4 +138,17 @@ config PS3_FLASH
be disabled on the kernel command line using "ps3flash=off", to
not allocate this fixed buffer.
+config PS3_LPM
+ tristate "PS3 Logical Performance Monitor support"
+ depends on PPC_PS3
+ help
+ Include support for the PS3 Logical Performance Monitor.
+
+ This support is required to use the logical performance monitor
+ of the PS3's LV1 hypervisor.
+
+ If you intend to use the advanced performance monitoring and
+ profiling support of the Cell processor with programs like
+ oprofile and perfmon2, then say Y or M, otherwise say N.
+
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