| #!/bin/bash |
| # |
| # Set all fans to pwm mode. |
| |
| # Set all pwm_enable to 1 |
| find /sys/class/hwmon/hwmon*/ -name 'pwm*_enable' -exec bash -c 'echo "${1}" && echo 1 > "${1}" && cat "${1}"' -- {} \; |
| |
| for i in {0..5} |
| do |
| fan_pwm_rate_of_change=0x$(printf '%02x' $((8 + i)) | \ |
| awk '{print $1}') |
| # Set Fan PWM Rate-of-Change Bits(bits 4:2) to 000b |
| # Register 08h to 0Dh |
| oriRegVal=$(i2cget -y -f 18 0x2c \ |
| "${fan_pwm_rate_of_change}") |
| updateVal=$((oriRegVal & 0xe3)) |
| updateVal=0x$(printf "%x" ${updateVal}) |
| i2cset -y -f 18 0x2c \ |
| "${fan_pwm_rate_of_change}" "${updateVal}" |
| done |