tcl/target/klx.cfg

   1 #
   2 # NXP (former Freescale) Kinetis KL series devices
   3 # Also used for Cortex-M0+ equipped members of KVx and KE1xZ series
   4 #
   5
   6 source [find target/swj-dp.tcl]
   7
   8 if { [info exists CHIPNAME] } {
   9     set _CHIPNAME $CHIPNAME
  10 } else {
  11     set _CHIPNAME klx
  12 }
  13
  14 # Work-area is a space in RAM used for flash programming
  15 # By default use 1KiB
  16 if { [info exists WORKAREASIZE] } {
  17    set _WORKAREASIZE $WORKAREASIZE
  18 } else {
  19    set _WORKAREASIZE 0x400
  20 }
  21
  22 if { [info exists CPUTAPID] } {
  23     set _CPUTAPID $CPUTAPID
  24 } else {
  25     set _CPUTAPID 0x0bc11477
  26 }
  27
  28 swj_newdap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUTAPID
  29 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
  30
  31 set _TARGETNAME $_CHIPNAME.cpu
  32 target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap
  33
  34 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
  35
  36 set _FLASHNAME $_CHIPNAME.pflash
  37 flash bank $_FLASHNAME kinetis 0 0 0 0 $_TARGETNAME
  38 kinetis create_banks
  39
  40 # Table 5-1. Clock Summary of KL25 Sub-Family Reference Manual
  41 # specifies up to 1MHz for VLPR mode and up to 24MHz for run mode;
  42 # Table 17 of Sub-Family Data Sheet rev4 lists 25MHz as the maximum frequency.
  43 adapter_khz 1000
  44
  45 reset_config srst_nogate
  46
  47 if {[using_hla]} {
  48    echo ""
  49    echo "!!!!!!!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!!!!!!!"
  50    echo " Kinetis MCUs have a MDM-AP dedicated mainly to MCU security related functions."
  51    echo " A high level adapter (like a ST-Link) you are currently using cannot access"
  52    echo " the MDM-AP, so commands like 'mdm mass_erase' are not available in your"
  53    echo " configuration. Also security locked state of the device will not be reported."
  54    echo ""
  55    echo " Be very careful as you can lock the device though there is no way to unlock"
  56    echo " it without mass erase. Don't set write protection on the first block."
  57    echo "!!!!!!!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!!!!!!!"
  58    echo ""
  59 } {
  60    # Detect secured MCU or boot lock-up in RESET/WDOG loop
  61    $_CHIPNAME.cpu configure -event examine-start {
  62       kinetis mdm check_security
  63    }
  64
  65    # if srst is not fitted use SYSRESETREQ to
  66    # perform a soft reset
  67    cortex_m reset_config sysresetreq
  68 }
  69
  70 # Disable watchdog not to disturb OpenOCD algorithms running on MCU
  71 # (e.g. armv7m_checksum_memory() in verify_image)
  72 # Flash driver also disables watchdog before FTFA flash programming.
  73 $_TARGETNAME configure -event reset-init {
  74    kinetis disable_wdog
  75 }