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authorNicolas Pitre <nicolas.pitre@linaro.org>2012-04-12 03:04:28 -0400
committerNicolas Pitre <nicolas.pitre@linaro.org>2013-06-19 16:54:26 -0400
commitfb57f198a209840d4e4653a5883d0f184a1a77ee (patch)
tree2d15a70fe95ecdc417b2350aeef80e6b45064d8b /arch/arm/Kconfig
parentbb26fab4a467c271e062e52e2f6cc69b66a6dbf0 (diff)
downloadlinaro-lsk-fb57f198a209840d4e4653a5883d0f184a1a77ee.tar.gz
ARM: bL_switcher: add a simple /dev user interface for debugging purposes
Only the basic to aid debugging. Usage: echo <cpuid>,<clusterid> > /dev/b.L_switcher where <cpuid> is between 0 and 3, and <clusterid> is 0 for the A15 cluster and 1 for the A7 cluster. Signed-off-by: nicolas Pitre <nico@linaro.org>
Diffstat (limited to 'arch/arm/Kconfig')
-rw-r--r--arch/arm/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 93a1d2594e2..b3fc1fd2334 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1514,6 +1514,14 @@ config BL_SWITCHER
transparently handle transition between a cluster of A15's
and a cluster of A7's in a big.LITTLE system.
+config BL_SWITCHER_DUMMY_IF
+ tristate "Simple big.LITTLE switcher user interface"
+ depends on BL_SWITCHER && DEBUG_KERNEL
+ help
+ This is a simple and dummy char dev interface to control
+ the big.LITTLE switcher core code. It is meant for
+ debugging purposes only.
+
choice
prompt "Memory split"
default VMSPLIT_3G