}
swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
set _TARGETNAME $_CHIPNAME.cpu
-target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.cpu
+target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap
$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
reset_config srst_nogate
-if {![using_hla]} {
+if {[using_hla]} {
+ echo ""
+ echo "!!!!!!!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!!!!!!!"
+ echo " Kinetis MCUs have a MDM-AP dedicated mainly to MCU security related functions."
+ echo " A high level adapter (like a ST-Link) you are currently using cannot access"
+ echo " the MDM-AP, so commands like 'mdm mass_erase' are not available in your"
+ echo " configuration. Also security locked state of the device will not be reported."
+ echo " Expect problems connecting to a blank device without boot ROM."
+ echo ""
+ echo " Be very careful as you can lock the device though there is no way to unlock"
+ echo " it without mass erase. Don't set write protection on the first block."
+ echo "!!!!!!!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!!!!!!!!!!"
+ echo ""
+} {
# Detect secured MCU or boot lock-up in RESET/WDOG loop
$_CHIPNAME.cpu configure -event examine-start {
kinetis mdm check_security
# perform a soft reset
cortex_m reset_config sysresetreq
}
+
+# Disable watchdog not to disturb OpenOCD algorithms running on MCU
+# (e.g. armv7m_checksum_memory() in verify_image)
+# Flash driver also disables watchdog before FTFA flash programming.
+$_TARGETNAME configure -event reset-init {
+ kinetis disable_wdog
+}
+