diff options
| author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2012-04-12 03:04:28 -0400 |
|---|---|---|
| committer | Nicolas Pitre <nicolas.pitre@linaro.org> | 2013-06-19 16:54:26 -0400 |
| commit | fb57f198a209840d4e4653a5883d0f184a1a77ee (patch) | |
| tree | 2d15a70fe95ecdc417b2350aeef80e6b45064d8b /arch/arm/Kconfig | |
| parent | bb26fab4a467c271e062e52e2f6cc69b66a6dbf0 (diff) | |
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/Kconfig | 8 |
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 |