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Sets the resolution more precisely at boot

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This commit is contained in:
Immanuel Klinkenberg 2016-07-15 00:06:52 +02:00
parent cd6bf14379
commit ded8905f74
2 changed files with 121 additions and 15 deletions
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66
projects/WeTek_Core/initramfs/platform_init
View File

@ -1,7 +1,7 @@
#!/bin/sh
################################################################################
# This file is part of OpenELEC - http://www.openelec.tv
# Copyright (C) 2009-2016 Stephan Raue (stephan@openelec.tv)
# Copyright (C) 2014 Alex Deryskyba (alex@codesnake.com)
#
# OpenELEC is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@ -17,7 +17,7 @@
# along with OpenELEC. If not, see <http://www.gnu.org/licenses/>.
################################################################################
hdmimode=720p
hdmimode="720p"
# Parse command line arguments
for arg in $(cat /proc/cmdline); do
@ -51,15 +51,67 @@ echo 0 > /sys/class/graphics/fb0/free_scale
# set initial video state
echo 1 > /sys/class/video/disable_video
# Set framebuffer geometry to match the resolution
case "$hdmimode" in
720*)
fbset -fb /dev/fb0 -g 1280 720 1920 2160 32
# Set default resolution parameters
bpp=32;
xRes=1280;
yRes=720;
# Get max supported display resolution by hdmi device
maxRes=$(tail -n1 /sys/class/amhdmitx/amhdmitx0/disp_cap | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//');
if [ -z "$maxRes" ]; then
maxRes="$hdmimode";
fi
case "$maxRes" in
480*)
xRes=720; yRes=480;
;;
576*)
xRes=720; yRes=576;
;;
1080*)
fbset -fb /dev/fb0 -g 1920 1080 1920 2160 32
xRes=1920; yRes=1080;
;;
4k2k*hz|2160p*)
xRes=3840; yRes=2160;
;;
4k2ksmpte|smpte24hz)
xRes=4096; yRes=2160;
;;
esac
vXRes=$xRes;
vYRes=$(( $yRes * 2 ));
# Choose boot resolution by hdmimode param
case "$hdmimode" in
480*)
if [ "$vXRes" -ge 720 -a "$vYRes" -ge 960 ]; then
xRes=720; yRes=480;
fi
;;
576*)
if [ "$vXRes" -ge 720 -a "$vYRes" -ge 1152 ]; then
xRes=720; yRes=576;
fi
;;
720*)
if [ "$vXRes" -ge 1280 -a "$vYRes" -ge 1440 ]; then
xRes=1280; yRes=720;
fi
;;
1080*)
if [ "$vXRes" -ge 1920 -a "$vYRes" -ge 2160 ]; then
xRes=1920; yRes=1080;
fi
;;
4k2k*hz|2160p*)
if [ "$vXRes" -ge 3840 -a "$vYRes" -ge 4320 ]; then
xRes=3840; yRes=2160;
fi
;;
esac
# Set framebuffer geometry to match the resolution
fbset -fb /dev/fb0 -g $xRes $yRes $vXRes $vYRes $bpp;
# Include deinterlacer into default VFM map
echo rm default > /sys/class/vfm/map

70
projects/WeTek_Play/initramfs/platform_init
View File

@ -1,5 +1,4 @@
#!/bin/sh
################################################################################
# This file is part of OpenELEC - http://www.openelec.tv
# Copyright (C) 2014 Alex Deryskyba (alex@codesnake.com)
@ -18,7 +17,7 @@
# along with OpenELEC. If not, see <http://www.gnu.org/licenses/>.
################################################################################
hdmimode=720p
hdmimode="720p"
# Parse command line arguments
for arg in $(cat /proc/cmdline); do
@ -40,24 +39,79 @@ done
echo "$hdmimode" > /sys/class/display/mode
# Enable framebuffer device
# Enable first framebuffer
echo 0 > /sys/class/graphics/fb0/blank
# Disable second framebuffer
echo 1 > /sys/class/graphics/fb1/blank
# Disable framebuffer scaling
echo 0 > /sys/class/graphics/fb0/free_scale
# set initial video state
echo 1 > /sys/class/video/disable_video
# Set framebuffer geometry to match the resolution
case "$hdmimode" in
720*)
fbset -fb /dev/fb0 -g 1280 720 1920 2160 32
# Set default resolution parameters
bpp=32;
xRes=1280;
yRes=720;
# Get max supported display resolution by hdmi device
maxRes=$(tail -n1 /sys/class/amhdmitx/amhdmitx0/disp_cap | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//');
if [ -z "$maxRes" ]; then
maxRes="$hdmimode";
fi
case "$maxRes" in
480*)
xRes=720; yRes=480;
;;
576*)
xRes=720; yRes=576;
;;
1080*)
fbset -fb /dev/fb0 -g 1920 1080 1920 2160 32
xRes=1920; yRes=1080;
;;
4k2k*hz|2160p*)
xRes=3840; yRes=2160;
;;
4k2ksmpte|smpte24hz)
xRes=4096; yRes=2160;
;;
esac
vXRes=$xRes;
vYRes=$(( $yRes * 2 ));
# Choose boot resolution by hdmimode param
case "$hdmimode" in
480*)
if [ "$vXRes" -ge 720 -a "$vYRes" -ge 960 ]; then
xRes=720; yRes=480;
fi
;;
576*)
if [ "$vXRes" -ge 720 -a "$vYRes" -ge 1152 ]; then
xRes=720; yRes=576;
fi
;;
720*)
if [ "$vXRes" -ge 1280 -a "$vYRes" -ge 1440 ]; then
xRes=1280; yRes=720;
fi
;;
1080*)
if [ "$vXRes" -ge 1920 -a "$vYRes" -ge 2160 ]; then
xRes=1920; yRes=1080;
fi
;;
4k2k*hz|2160p*)
if [ "$vXRes" -ge 3840 -a "$vYRes" -ge 4320 ]; then
xRes=3840; yRes=2160;
fi
;;
esac
# Set framebuffer geometry to match the resolution
fbset -fb /dev/fb0 -g $xRes $yRes $vXRes $vYRes $bpp;
# Include deinterlacer into default VFM map
echo rm default > /sys/class/vfm/map