###################################################################### # __________ __ ___. # Open \______ \ ____ ____ | | _\_ |__ _______ ___ # Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / # Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < # Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ # \/ \/ \/ \/ \/ # # * Samsung YP-R0 Rockbox as an application loader * # Lorenzo Miori (C) 2011 ###################################################################### # This is expected to be sourced by the shell, which is then # expected to run $MAINFILE # Check for menu button being pressed. Return immediately to launch the OF if [ -e "/dev/r1Button" ] then # running on YP-R1 model (volume up button) BTN=$(echo -e -n "\x03") VAL=$(dd if=/dev/r1Button bs=4 count=1) else # running on YP-R0 model (menu button) BTN=$(echo -e -n "\x07") VAL=$(dd if=/dev/r0Btn bs=4 count=1) fi if [[ "$VAL" = "$BTN" ]] then return fi # Blank-Unblank video to get rid of Samsung BootLogo, but turn off backlight before to hide these things :) echo -n "0" > /sys/devices/platform/afe.0/bli echo -n "1" > /sys/class/graphics/fb0/blank echo -n "0" >> /sys/class/graphics/fb0/blank amixer sset 'Soft Mute' 0 amixer sset 'Master' 85% # These are needed only for the R1. TODO: Move all of this into the firmware if [ -e "/usr/local/bin/r1" ] then amixer cset numid=7,iface=MIXER,name='Master Power witch' 2 amixer cset numid=6,iface=MIXER,name='Master Handfree Switch' 0 amixer cset numid=5,iface=MIXER,name='Master Mute' 0 amixer cset numid=9,iface=MIXER,name='Master samplerate' 44100 amixer cset numid=2,iface=MIXER,name='Master Volume' 28 amixer cset numid=1,iface=MIXER,name='PCM PlayBack Switch' 2 amixer cset numid=8,iface=MIXER,name='FM Mute' 0 amixer cset numid=4,iface=MIXER,name='Capture FM Switch' 0 amixer cset numid=3,iface=MIXER,name='Capture Mic Switch' 0 fi # We set-up various settings for the cpu governor: default are # Every 1,5 s the kernel evaluates if it's the case to down/up clocking the cpu echo "ondemand" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor echo "1" > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/ignore_nice_load echo "150000" > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate echo "95" > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold # bind these two to the root so that they're writable mount --bind /mnt/media0/.rockbox /.rockbox mount --bind /mnt/media0/Playlists /Playlists MAINFILE="/mnt/media0/.rockbox/rockbox" # Attempt to copy the executable in the /tmp directory # This allows an easier USB Mass Storage Mode to be achieved (file handles) cp $MAINFILE /tmp/rockbox if [ $? -eq 0 ] then MAINFILE="/tmp/rockbox" fi MAINFILE_ARGV='' MAINFILE_REDIRECT='>/dev/null 2>&1'