Your Name
123 lines
2.1 KiB
Bash
123 lines
2.1 KiB
Bash
#!/bin/bash
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CMD=$1
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SLED_INDEX=$2
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CHIP_NUM=0
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USB2_SEL0_A_PIN_OFFSET=0
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USB2_SEL1_A_PIN_OFFSET=0
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USB2_SEL0_B_PIN_OFFSET=0
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USB2_SEL1_B_PIN_OFFSET=0
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init_gpio_pin_info()
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{
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local pin_info
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read -r -a pin_info < <(gpiofind USB2_SEL0_A)
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CHIP_NUM="${pin_info[0]}"
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USB2_SEL0_A_PIN_OFFSET="${pin_info[1]}"
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read -r -a pin_info < <(gpiofind USB2_SEL1_A)
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USB2_SEL1_A_PIN_OFFSET="${pin_info[1]}"
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read -r -a pin_info < <(gpiofind USB2_SEL0_B)
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USB2_SEL0_B_PIN_OFFSET="${pin_info[1]}"
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read -r -a pin_info < <(gpiofind USB2_SEL1_B)
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USB2_SEL1_B_PIN_OFFSET="${pin_info[1]}"
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}
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set_usbmux_gpio()
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{
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gpioset "$CHIP_NUM" \
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"$USB2_SEL0_A_PIN_OFFSET"="$1" \
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"$USB2_SEL1_A_PIN_OFFSET"="$2" \
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"$USB2_SEL0_B_PIN_OFFSET"="$3" \
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"$USB2_SEL1_B_PIN_OFFSET"="$4"
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}
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print_help()
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{
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echo "Usage:"
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echo " bletchley-usbmux-util off"
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echo " bletchley-usbmux-util on <SLED_INDEX>"
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echo ""
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echo "SLED_INDEX: 1 - 6"
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echo ""
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}
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usb_mux_off()
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{
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set_usbmux_gpio 1 1 1 1
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}
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usb_mux_sled1()
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{
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usb_mux_off
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sleep 2
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set_usbmux_gpio 0 0 1 1
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}
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usb_mux_sled2()
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{
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usb_mux_off
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sleep 2
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set_usbmux_gpio 1 0 1 1
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}
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usb_mux_sled3()
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{
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usb_mux_off
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sleep 2
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set_usbmux_gpio 0 1 1 1
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}
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usb_mux_sled4()
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{
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usb_mux_off
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sleep 2
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set_usbmux_gpio 1 1 0 0
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}
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usb_mux_sled5()
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{
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usb_mux_off
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sleep 2
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set_usbmux_gpio 1 1 1 0
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}
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usb_mux_sled6()
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{
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usb_mux_off
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sleep 2
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set_usbmux_gpio 1 1 0 1
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}
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init_gpio_pin_info
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if [ "$CMD" == "off" ]; then
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usb_mux_off
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elif [ "$CMD" == "on" ]; then
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if [ "$SLED_INDEX" -eq 1 ]; then
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usb_mux_sled1
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elif [ "$SLED_INDEX" -eq 2 ]; then
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usb_mux_sled2
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elif [ "$SLED_INDEX" -eq 3 ]; then
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usb_mux_sled3
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elif [ "$SLED_INDEX" -eq 4 ]; then
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usb_mux_sled4
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elif [ "$SLED_INDEX" -eq 5 ]; then
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usb_mux_sled5
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elif [ "$SLED_INDEX" -eq 6 ]; then
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usb_mux_sled6
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else
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echo "Invalid SLED index: $SLED_INDEX"
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print_help
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exit 1
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fi
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sleep 1
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else
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echo "Invalid command: $CMD"
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print_help
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exit 1
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fi
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exit 0
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