| #!/bin/bash -e |
| |
| set_gpio() |
| { |
| NET_NAME=$1 |
| OUT_VAL=$2 |
| mapfile -t -d " " GPIO_INFO < <(gpiofind "$NET_NAME") |
| if [ "${#GPIO_INFO[@]}" -ne 2 ]; then |
| echo "set_gpio: can not find gpio, $NET_NAME" |
| return 1 |
| fi |
| |
| echo -n "set_gpio: set $NET_NAME = $OUT_VAL" |
| if ! gpioset "${GPIO_INFO[0]}" "${GPIO_INFO[1]%$'\n'}"="$OUT_VAL"; then |
| echo " failed" |
| return 1 |
| fi |
| |
| echo " success" |
| return 0 |
| } |
| |
| set_fan() |
| { |
| FAN_ID=$1 |
| FAN_DUTY=$2 |
| SYSFA_PWM_PATH="" |
| |
| for file in /sys/devices/platform/pwm-fan"$FAN_ID"/hwmon/hwmon*/pwm1 |
| do |
| if [ -e "$file" ]; then |
| SYSFA_PWM_PATH="$file" |
| break |
| fi |
| done |
| |
| if [ -z "$SYSFA_PWM_PATH" ]; then |
| echo "set_fan: pwm file not found, chekc fan id ($FAN_ID)" |
| return 1 |
| fi |
| |
| if [ "$FAN_DUTY" -lt 0 ] || [ "$FAN_DUTY" -gt 100 ]; then |
| echo "set_fan: incorrect fan duty, $FAN_DUTY" |
| return 1 |
| fi |
| |
| # convert duty (0-100) to pwm value (0-255) |
| PWM_VAL=$(printf "%.0f" $((FAN_DUTY*255/100))) |
| |
| echo -n "set_fan: set fan$FAN_ID = $FAN_DUTY" |
| if ! echo "$PWM_VAL" > "$SYSFA_PWM_PATH"; then |
| echo " failed" |
| return 1 |
| fi |
| |
| echo " success" |
| return 0 |
| } |
| |
| # set initial value for GPIO output pins |
| set_gpio SEL_SPI2_MUX 1 |
| set_gpio SPI2_MUX1 1 |
| set_gpio SPI2_MUX2 1 |
| set_gpio SPI2_MUX3 1 |
| set_gpio SWITCH_FRU_MUX 1 |
| set_gpio BAT_DETECT 1 |
| set_gpio BMC_BT_WP0_N 1 |
| set_gpio BMC_BT_WP1_N 1 |
| set_gpio USB2_SEL0_A 1 |
| set_gpio USB2_SEL1_A 1 |
| set_gpio USB2_SEL0_B 1 |
| set_gpio USB2_SEL1_B 1 |
| set_gpio RST_FRONT_IOEXP_N 1 |
| set_gpio BSM_FLASH_LATCH_N 1 |
| |
| # set initial duty value for each fan |
| set_fan 0 70 |
| set_fan 1 70 |
| set_fan 2 70 |
| set_fan 3 70 |
| |
| exit 0; |