Initial commit

meta-quanta/meta-gsj/recipes-gsj/quanta-nvme-powerctrl/files/init_once.sh

@@ -0,0 +1,59 @@
+#!/bin/bash
+
+# shellcheck source=meta-quanta/meta-gsj/recipes-gsj/quanta-nvme-powerctrl/files/nvme_powerctrl_library.sh
+source /usr/libexec/nvme_powerctrl_library.sh
+
+function set_gpio() {
+  #$1 gpio pin
+  echo "$1" > /sys/class/gpio/export
+}
+
+echo "Read Clock Gen Value is: $CLOCK_GEN_VALUE"
+
+## Initial U2_PRESENT_N
+for i in "${!U2_PRESENT[@]}";
+do
+    set_gpio "${U2_PRESENT[$i]}";
+    set_gpio_direction "${U2_PRESENT[$i]}" 'in';
+    echo "Read $i SSD present: $(read_gpio_input "${U2_PRESENT[$i]}")"
+done
+
+## Initial POWER_U2_EN
+for i in "${!POWER_U2[@]}";
+do
+    set_gpio "${POWER_U2[$i]}";
+done
+
+## Initial PWRGD_U2
+for i in "${!PWRGD_U2[@]}";
+do
+    set_gpio "${PWRGD_U2[$i]}";
+    set_gpio_direction "${PWRGD_U2[$i]}" 'in';
+    echo "Read $i SSD Power Good: $(read_gpio_input "${PWRGD_U2[$i]}")"
+done
+
+## Initial RST_BMC_U2
+for i in "${!RST_BMC_U2[@]}";
+do
+    set_gpio "${RST_BMC_U2[$i]}";
+done
+
+### Initial related Power by Present
+for i in {0..7};
+do
+    update_value=$(printf '%x\n' "$((0x01 << i))")
+    if [ "$(read_gpio_input "${U2_PRESENT[$i]}")" == $PLUGGED ];then
+        CLOCK_GEN_VALUE=$(printf '0x%x\n' \
+        "$((CLOCK_GEN_VALUE | 0x$update_value))")
+    else
+        set_gpio_direction "${RST_BMC_U2[$i]}" "low"
+        set_gpio_direction "${POWER_U2[$i]}" "low"
+
+        CLOCK_GEN_VALUE=$(printf '0x%x\n' \
+        "$((CLOCK_GEN_VALUE & ~0x$update_value))")
+    fi
+done
+i2cset -y $I2C_BUS $CHIP_ADDR 0 "$CLOCK_GEN_VALUE" s
+echo "Read Clock Gen Value again is: $CLOCK_GEN_VALUE"
+
+exit 0;