sudo su -
cd /home/pi
chmod +x pi_append1 pi_append2 pi_replace pi_replaceAppend



mkdir /boot/Keyboard
cp firmware.py /boot/Keyboard/firmware.py
chmod +x /boot/Keyboard/firmware.py



vi /etc/rc.local
 
# Start Keyboard Firmware
sleep 1
python3 /boot/Keyboard/firmware.py > /tmp/firmware.log 2>&1 &



# reboot and test the keyboard....



apt-get remove --purge triggerhappy logrotate dphys-swapfile fake-hwclock
apt-get autoremove --purge 
apt-get install busybox-syslogd
apt-get install ntp
dpkg --purge rsyslog



cd /home/pi
./pi_append2 /boot/cmdline.txt fastboot fastboot
./pi_append2 /boot/cmdline.txt noswap noswap
./pi_append2 /boot/cmdline.txt ro^o^t ro
        
console=serial0,115200 console=tty1 root=PARTUUID=56cd6262-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait modules-load=dwc2,libcomposite
console=serial0,115200 console=tty1 root=PARTUUID=56cd6262-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait modules-load=dwc2,libcomposite fastboot noswap ro



./pi_replaceAppend /etc/ssh/sshd_config "^.*UsePrivilegeSeparation.*$" "UsePrivilegeSeparation no"



rm -rf /var/spool
ln -s /tmp /var/spool
./pi_replace /usr/lib/tmpfiles.d/var.conf "spool\s*0755" "spool 1777"



# Make edits to fstab
./pi_replace /etc/fstab "vfat\s*defaults\s" "vfat    defaults,ro "
./pi_replace /etc/fstab "ext4\s*defaults,noatime\s" "ext4    defaults,noatime,ro "
./pi_append1 /etc/fstab "/var/log" "tmpfs /var/log tmpfs nodev,nosuid 0 0"
./pi_append1 /etc/fstab "/var/tmp" "tmpfs /var/tmp tmpfs nodev,nosuid 0 0"
./pi_append1 /etc/fstab "\s/tmp"   "tmpfs /tmp    tmpfs nodev,nosuid 0 0"



# authpriv.err agetty[1405]: /dev/ttyGS0: cannot open as standard input: No such file or directory

systemctl stop getty@ttyGS0
systemctl disable getty@ttyGS0



reboot