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projects/WeTek_Play/initramfs: Init framebuffer according to HDMI resolution from kernel command line

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This commit is contained in:
kszaq 2015-02-04 11:39:58 +01:00
parent 5d69b89842
commit effad0ec41
1 changed files with 26 additions and 15 deletions
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41
projects/WeTek_Play/initramfs/platform_init
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@ -18,25 +18,14 @@
# along with OpenELEC. If not, see <http://www.gnu.org/licenses/>. # along with OpenELEC. If not, see <http://www.gnu.org/licenses/>.
################################################################################ ################################################################################
# Force 720p display mode at startup hdmimode=720p
echo 720p > /sys/class/display/mode
# Enable framebuffer device
echo 0 > /sys/class/graphics/fb0/blank
# Disable framebuffer scaling
echo 0 > /sys/class/graphics/fb0/free_scale
# Set framebuffer geometry
fbset -fb /dev/fb0 -g 1280 720 1280 1440 32
# Include deinterlacer into default VFM map
echo rm default > /sys/class/vfm/map
echo add default decoder ppmgr deinterlace amvideo > /sys/class/vfm/map
# Parse command line arguments # Parse command line arguments
for arg in $(cat /proc/cmdline); do for arg in $(cat /proc/cmdline); do
case $arg in case $arg in
hdmimode=*)
hdmimode="${arg#*=}"
;;
scaling_governor=*) scaling_governor=*)
scaling_governor="${arg#*=}" scaling_governor="${arg#*=}"
;; ;;
@ -49,6 +38,28 @@ for arg in $(cat /proc/cmdline); do
esac esac
done done
echo "$hdmimode" > /sys/class/display/mode
# Enable framebuffer device
echo 0 > /sys/class/graphics/fb0/blank
# Disable framebuffer scaling
echo 0 > /sys/class/graphics/fb0/free_scale
# Set framebuffer geometry to match the resolution
case "$hdmimode" in
720*)
fbset -fb /dev/fb0 -g 1280 720 1280 1440 32
;;
1080*)
fbset -fb /dev/fb0 -g 1920 1080 1920 2160 32
;;
esac
# Include deinterlacer into default VFM map
echo rm default > /sys/class/vfm/map
echo add default decoder ppmgr deinterlace amvideo > /sys/class/vfm/map
# Boot with performance governor, then switch to the governor specified in the kernel command line # Boot with performance governor, then switch to the governor specified in the kernel command line
for cpufreq in /sys/devices/system/cpu/cpu[0-9]*/cpufreq; do for cpufreq in /sys/devices/system/cpu/cpu[0-9]*/cpufreq; do
if [ -n "$scaling_governor" ]; then if [ -n "$scaling_governor" ]; then