#!/bin/sh

# PROVIDE: atacontrol
# REQUIRE: 
# BEFORE: FILESYSTEMS fsck zvol
# KEYWORD: nojail

# Usage: /etc/rc.conf
# atacontrol_enable="YES"            # Enable
# atacontrol_devs="ad4 ad5 ad6 ad7"  # List of devices to care about
# atacontrol_all_mode="UDMA100"      # Mode for all devices in _devs
# atacontrol_all_spindown="900"      # Spindown time for all devices in _devs
# atacontrol_ad7_mode="UDMA133"      # Override _mode for ad7
# atacontrol_ad7_spindown="900"      # Override _spindown for ad7

. /etc/rc.subr

name="atacontrol"
start_cmd="atacontrol_start"

atacontrol_start() {
  local dev mode spin
  if [ "${atacontrol_devs}" ]
  then
    for dev in ${atacontrol_devs}
    do
      dev="$(basename "${dev}")"
      [ -e "/dev/${dev}" ] || continue
      mode="$(eval echo \${atacontrol_${dev}_mode:-${atacontrol_all_mode}})"
      spin="$(eval echo \${atacontrol_${dev}_spindown:-${atacontrol_all_spindown}})"
      printf "atacontrol %s: ${mode:+mode: %s }${spin:+spindown: %s}\n" "${dev}" "${mode}" "${spin}"
      [ "${mode}" ] && /sbin/atacontrol mode "${dev}" "${mode}" >&-
      [ "${spin}" ] && /sbin/atacontrol spindown "${dev}" "${spin}" && \
        /bin/dd if="/dev/${dev}" of=/dev/null bs=512 count=1 2>&- &
    done
  fi
}

load_rc_config $name
run_rc_command "$1"