Your Name
60 lines
1.5 KiB
Bash
60 lines
1.5 KiB
Bash
#!/bin/bash
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# shellcheck source=meta-quanta/meta-gsj/recipes-gsj/quanta-nvme-powerctrl/files/nvme_powerctrl_library.sh
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source /usr/libexec/nvme_powerctrl_library.sh
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function set_gpio() {
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#$1 gpio pin
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echo "$1" > /sys/class/gpio/export
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}
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echo "Read Clock Gen Value is: $CLOCK_GEN_VALUE"
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## Initial U2_PRESENT_N
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for i in "${!U2_PRESENT[@]}";
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do
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set_gpio "${U2_PRESENT[$i]}";
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set_gpio_direction "${U2_PRESENT[$i]}" 'in';
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echo "Read $i SSD present: $(read_gpio_input "${U2_PRESENT[$i]}")"
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done
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## Initial POWER_U2_EN
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for i in "${!POWER_U2[@]}";
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do
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set_gpio "${POWER_U2[$i]}";
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done
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## Initial PWRGD_U2
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for i in "${!PWRGD_U2[@]}";
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do
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set_gpio "${PWRGD_U2[$i]}";
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set_gpio_direction "${PWRGD_U2[$i]}" 'in';
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echo "Read $i SSD Power Good: $(read_gpio_input "${PWRGD_U2[$i]}")"
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done
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## Initial RST_BMC_U2
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for i in "${!RST_BMC_U2[@]}";
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do
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set_gpio "${RST_BMC_U2[$i]}";
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done
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### Initial related Power by Present
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for i in {0..7};
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do
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update_value=$(printf '%x\n' "$((0x01 << i))")
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if [ "$(read_gpio_input "${U2_PRESENT[$i]}")" == $PLUGGED ];then
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CLOCK_GEN_VALUE=$(printf '0x%x\n' \
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"$((CLOCK_GEN_VALUE | 0x$update_value))")
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else
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set_gpio_direction "${RST_BMC_U2[$i]}" "low"
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set_gpio_direction "${POWER_U2[$i]}" "low"
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CLOCK_GEN_VALUE=$(printf '0x%x\n' \
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"$((CLOCK_GEN_VALUE & ~0x$update_value))")
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fi
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done
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i2cset -y $I2C_BUS $CHIP_ADDR 0 "$CLOCK_GEN_VALUE" s
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echo "Read Clock Gen Value again is: $CLOCK_GEN_VALUE"
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exit 0;
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