164 lines
2.9 KiB
Bash
164 lines
2.9 KiB
Bash
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#!/bin/sh
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# disable for mainline kernel
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[ -f /boot/.next ] && exit
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for x in $(cat /proc/cmdline); do
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case ${x} in
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m_bpp=*) export bpp=${x#*=} ;;
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hdmimode=*) export mode=${x#*=} ;;
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modeline=*) export modeline=${x#*=} ;;
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esac
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done
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HPD_STATE=/sys/class/amhdmitx/amhdmitx0/hpd_state
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DISP_CAP=/sys/class/amhdmitx/amhdmitx0/disp_cap
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DISP_MODE=/sys/class/display/mode
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# if setenv nographics "1" in boot.ini then this needs to fail
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if [ ! -f $DISP_MODE ]; then
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exit 0
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fi
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echo $mode > $DISP_MODE
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common_display_setup() {
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M="0 0 $(($X - 1)) $(($Y - 1))"
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Y_VIRT=$(($Y * 2))
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fbset -fb /dev/fb0 -g $X $Y $X $Y_VIRT $bpp
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fbset -fb /dev/fb1 -g 32 32 32 32 32
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echo $mode > /sys/class/display/mode
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echo 0 > /sys/class/graphics/fb0/free_scale
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echo 1 > /sys/class/graphics/fb0/freescale_mode
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echo $M > /sys/class/graphics/fb0/free_scale_axis
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echo $M > /sys/class/graphics/fb0/window_axis
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echo 0 > /sys/class/graphics/fb1/free_scale
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echo 1 > /sys/class/graphics/fb1/freescale_mode
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}
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case $mode in
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custombuilt*)
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export X=`echo $modeline | cut -f1 -d","`
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export Y=`echo $modeline | cut -f2 -d","`
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;;
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480x320*)
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export X=480
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export Y=320
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;;
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480x800*)
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export X=480
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export Y=800
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;;
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480i*|480p*)
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export X=720
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export Y=480
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;;
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576*)
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export X=720
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export Y=576
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;;
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720p*)
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export X=1280
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export Y=720
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;;
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1080*)
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export X=1920
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export Y=1080
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;;
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2160p*)
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export X=3840
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export Y=2160
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;;
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smpte24hz*)
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export X=3840
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export Y=2160
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;;
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640x480p60hz*)
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export X=640
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export Y=480
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;;
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800x480p60hz*)
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export X=800
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export Y=480
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;;
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800x600p60hz*)
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export X=800
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export Y=600
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;;
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1024x600p60hz*)
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export X=1024
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export Y=600
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;;
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1024x768p60hz*)
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export X=1024
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export Y=768
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;;
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1280x800p60hz*)
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export X=1280
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export Y=800
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;;
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1280x1024p60hz*)
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export X=1280
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export Y=1024
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;;
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1360x768p60hz*)
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export X=1360
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export Y=768
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;;
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1366x768p60hz*)
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export X=1366
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export Y=768
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;;
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1440x900p60hz*)
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export X=1440
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export Y=900
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;;
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1600x900p60hz*)
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export X=1600
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export Y=900
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;;
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1680x1050p60hz*)
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export X=1680
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export Y=1050
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;;
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1600x1200p60hz*)
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export X=1600
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export Y=1200
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;;
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1920x1200p60hz*)
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export X=1920
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export Y=1200
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;;
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2560x1080p60hz*)
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export X=2560
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export Y=1080
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;;
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2560x1440p60hz*)
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export X=2560
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export Y=1440
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;;
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2560x1600p60hz*)
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export X=2560
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export Y=1600
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;;
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3440x1440p60hz*)
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export X=3440
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export Y=1440
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esac
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# force 16bpp for 4k
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[ "$Y" = "2160" ] && bpp=16
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common_display_setup
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# Console unblack
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case $mode in
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*cvbs*|480i*|576i*|1080i*)
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echo 0 > /sys/class/graphics/fb0/blank
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echo 1 > /sys/class/graphics/fb1/blank
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;;
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*)
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echo 0 > /sys/class/graphics/fb0/blank
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echo 0 > /sys/class/graphics/fb1/blank
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;;
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esac
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