32 lines
682 B
Bash
32 lines
682 B
Bash
#!/bin/bash
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# Mount /boot read only
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mount -o remount,ro /boot
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# Load bbserial
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echo 3f201000.serial > /sys/bus/amba/drivers/uart-pl011/unbind
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modprobe -r bbserial
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modprobe bbserial
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# Set SPI GPIO mode
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gpio mode 27 alt3
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# Create browser memory limited cgroup
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if [ -d sys/fs/cgroup/memory ]; then
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CGROUP=/sys/fs/cgroup/memory/chrome
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mkdir $CGROUP
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chown -R pi:pi $CGROUP
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echo 650000000 > $CGROUP/memory.soft_limit_in_bytes
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echo 750000000 > $CGROUP/memory.limit_in_bytes
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fi
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# Reload udev
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/etc/init.d/udev restart
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# Stop boot splash so it doesn't interfere with X if GPU enabled and to save CPU
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plymouth quit
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# Start X in /home/pi
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cd /home/pi
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sudo -u pi startx
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