seti $printhelp = $printhelp
seti $help = $help
if $help = 1
  echo 'This will send the identify device command to the drive and display the raw results.'
  echo 'It will also display some of the drive capabilities and status.'
  echo 'A value of 0 = not supported or not enabled.'
  echo 'A value of 1 = supported or enabled.'
  echo 'Example: hddsupertool -t /dev/sda -f ata_identify_device'
  if $printhelp = 1
    exit 0
  endif
  echo 'Hit ENTER to continue...'
  userinput $choicestring
  previousscript
endif

include good_subroutines


buffersize 512
setreadpio
gettime
seti $starttime = $time
ata28cmd 0 0 0 0 0 0xa0 0xec
gettime
seti $endtime = $time

# check if command failed
seti $command_failed = 0
gosub check_command_status
if $command_failed = 1
  echo "Command failed!"
  gosub show_sense_data
  gosub show_ata_return_status
  previousscript
endif

seti $commandtime = $endtime - $starttime
echo "Command time: " $commandtime

echo "Raw buffer:"
printbuffer 0 512

# show model and serial
wordflipbuffer 0 512
sets $model = buffer 54 40
echo "Model= " $model
sets $serial = buffer 20 20
echo "Serial= " $serial
sets $firmware = buffer 46 8
echo "Firmware revision= " $firmware
wordflipbuffer 0 512

# show if drive supports extended commands
seti $tempnum = buffer 167
seti $extended = $tempnum & 4
seti $extended = $extended > 2
echo "supports 48 bit commands = " $extended

# total addressable sectors
if $extended = 1
  seti $addressable = buffer 200 qw
  echo "total addressable sectors= " $addressable
else
  seti $addressable = buffer 120 dw
  echo "total addressable sectors= " $addressable
endif

# words per logical sector
seti $wordsps = buffer 234 w
echo "words per logical sector= " $wordsps

# size
if $wordsps = 0
  seti $sectorsize = 512
else
  seti $sectorsize = $wordsps * 2
endif
seti $sizeb = $addressable * $sectorsize
seti $sizemb = $sizeb / 1048576
echo "Size in bytes= " $sizeb
echo "Size in MiB= " $sizemb

# logical sectors per physical sector
seti $tempnum = buffer 212
seti $logical = $tempnum & 8
echo "logical sectors per physical sector(2^x)= " $tempnum

# show drive security status
seti $tempnum = buffer 257
seti $security_level = $tempnum & 1
seti $tempnum = buffer 256
seti $enhanced_security_erase_supported = $tempnum & 32
seti $enhanced_security_erase_supported = $enhanced_security_erase_supported > 5
seti $security_count_expired = $tempnum & 16
seti $security_count_expired = $security_count_expired > 4
seti $security_frozen = $tempnum & 8
seti $security_frozen = $security_frozen > 3
seti $security_locked = $tempnum & 4
seti $security_locked = $security_locked > 2
seti $security_enabled = $tempnum & 2
seti $security_enabled = $security_enabled > 1
seti $security_supported = $tempnum & 1
echo "enhanced_security_erase_supported= " $enhanced_security_erase_supported
echo "security_count_expired= " $security_count_expired
echo "security_frozen= " $security_frozen
echo "security_locked= " $security_locked
echo "security_enabled= " $security_enabled
echo "security_supported= " $security_supported

# show a couple extended SCT capabilities
seti $tempnum = buffer 412
seti $error_recovery_control = $tempnum & 8
seti $error_recovery_control = $error_recovery_control > 3
seti $long_sector_access = $tempnum & 2
seti $long_sector_access = $long_sector_access > 1
echo "error_recovery_control= " $error_recovery_control
echo "long_sector_access =" $long_sector_access

# show read ahead status
seti $tempnum = buffer 164
seti $look_ahead_supported = $tempnum & 0x40
seti $look_ahead_supported = $look_ahead_supported > 6
seti $tempnum = buffer 170
seti $look_ahead_status = $tempnum & 0x40
seti $look_ahead_status = $look_ahead_status > 6
echo "drive look ahead supported= " $look_ahead_supported
echo "drive look ahead status= " $look_ahead_status

# show other abilities
seti $tempnum = buffer 240
seti $write_uncorrectable = $tempnum & 4
seti $write_uncorrectable = $write_uncorrectable > 2
echo "write_uncorrectable supported= " $write_uncorrectable

previousscript
end