05A Software Debug Guide
1.Username、Password
Username：linaro Password：linaro
2.MAC/SN Programming
/sys/block/mmcblk0boot1/force_ro
echo "30A61219892D" > mac0.txt
xxd -p -u -r mac0.txt > mac0.bin
dd if=mac0.bin of=/dev/mmcblk0boot1 count=6 bs=1 seek=64
echo "30A61219892E" > mac1.txt
xxd -p -u -r mac1.txt > mac1.bin
dd if=mac1.bin of=/dev/mmcblk0boot1 count=6 bs=1 seek=80
SN：
echo "HQATEVBAIAIAI0001" > sn.txt
dd if=sn.txt of=/dev/mmcblk0boot1 count=17 bs=1
echo "HQATEVBAIAIAI0002" > sn.txt
dd if=sn.txt of=/dev/mmcblk0boot1 count=17 bs=1 seek=32]]>
Restart after completion
3. HDMI Input
4.Uart
USB Download UART to the USB flash drive and insert the drive into the USB port.
4. 5G
Download meige-CM to the USB flash drive, then insert the USB drive into the USB port.
6. GPIO
/sys/class/gpio/export
echo in > /sys/class/gpio/gpio339/direction
cat /sys/class/gpio/gpio339/value
cat /sys/class/gpio/gpio338/value
gpio178 IN1
echo 338 > /sys/class/gpio/export
echo in > /sys/class/gpio/gpio338/direction
cat /sys/class/gpio/gpio338/value
gpio174 OUT2
cvi_pinmux -d PAD_MIPI0_TX0P,14 #设置驱动能力
echo 334 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio334/direction
echo 0 > /sys/class/gpio/gpio334/value
echo 1 > /sys/class/gpio/gpio334/value
gpio175 OUT1
echo 335 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio335/direction
echo 0 > /sys/class/gpio/gpio335/value
echo 1 > /sys/class/gpio/gpio335/value]]>