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add option to unblacklist i2c

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This commit is contained in:
Alex Bradbury 2014-09-01 11:44:45 +01:00
parent d94efece82
commit 2401980d1b
1 changed files with 29 additions and 4 deletions
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33
raspi-config
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@ -399,6 +399,29 @@ do_spi() {
fi
}
do_i2c() {
CURRENT_STATUS="yes" # assume not blacklisted
if [ -e /etc/modprobe.d/raspi-blacklist.conf ] && grep -q "^blacklist[[:space:]]*i2c-bcm2708" /etc/modprobe.d/raspi-blacklist.conf; then
CURRENT_STATUS="no"
fi
whiptail --yesno "Would you like the i2c kernel module to be loaded by default? Current setting: $CURRENT_STATUS" 20 60 2
RET=$?
if [ $RET -eq 0 ]; then
sed -i /etc/modprobe.d/raspi-blacklist.conf -e "s/^blacklist[[:space:]]*i2c-bcm2708.*/#blacklist i2c-bcm2708/"
sudo modprobe i2c-bcm2708
whiptail --msgbox "i2c kernel module will now be loaded by default" 20 60 1
elif [ $RET -eq 1 ]; then
sed -i /etc/modprobe.d/raspi-blacklist.conf -e "s/^#blacklist[[:space:]]*i2c-bcm2708.*/blacklist i2c-bcm2708/"
if ! grep -q "^blacklist i2c-bcm2708" /etc/modprobe.d/raspi-blacklist.conf; then
printf "blacklist i2c-bcm2708\n" >> /etc/modprobe.d/raspi-blacklist.conf
fi
whiptail --msgbox "i2c kernel module will no longer be loaded by default" 20 60 1
else
return $RET
fi
}
disable_raspi_config_at_boot() {
if [ -e /etc/profile.d/raspi-config.sh ]; then
rm -f /etc/profile.d/raspi-config.sh
@ -769,8 +792,9 @@ do_advanced_menu() {
"A3 Memory Split" "Change the amount of memory made available to the GPU" \
"A4 SSH" "Enable/Disable remote command line access to your Pi using SSH" \
"A5 SPI" "Enable/Disable automatic loading of SPI kernel module (needed for e.g. PiFace)" \
"A6 Audio" "Force audio out through HDMI or 3.5mm jack" \
"A7 Update" "Update this tool to the latest version" \
"A6 I2C" "Enable/Disable automatic loading of I2C kernel module" \
"A7 Audio" "Force audio out through HDMI or 3.5mm jack" \
"A8 Update" "Update this tool to the latest version" \
3>&1 1>&2 2>&3)
RET=$?
if [ $RET -eq 1 ]; then
@ -782,8 +806,9 @@ do_advanced_menu() {
A3\ *) do_memory_split ;;
A4\ *) do_ssh ;;
A5\ *) do_spi ;;
A6\ *) do_audio ;;
A7\ *) do_update ;;
A6\ *) do_i2c ;;
A7\ *) do_audio ;;
A8\ *) do_update ;;
*) whiptail --msgbox "Programmer error: unrecognized option" 20 60 1 ;;
esac || whiptail --msgbox "There was an error running option $FUN" 20 60 1
fi