tcl/target: warn if a Kinetis MCU is connected to a high level adapter

[openocd.git] / tcl / target / kx.cfg

diff --git a/tcl/target/kx.cfg b/tcl/target/kx.cfg
index b39ee3dd18227a9ab7e4ca11256fcbc09985470f..51703e69d1c8549687ba9d3916e234b6b5e9c88d 100644 (file)
--- a/tcl/target/kx.cfg
+++ b/tcl/target/kx.cfg
@@ -1,5 +1,6 @@
 #
 #

-# Freescale Kinetis Kx series devices
+# NXP (former Freescale) Kinetis Kx series devices
+# Also used for Cortex-M4 equipped members of KVx and KE1xF series

 #
 
 source [find target/swj-dp.tcl]
 #
 
 source [find target/swj-dp.tcl]


@@ -35,14 +36,28 @@ target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.cpu
 
 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
 
 
 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
 

-set _FLASHNAME $_CHIPNAME.flash
+set _FLASHNAME $_CHIPNAME.pflash

 flash bank $_FLASHNAME kinetis 0 0 0 0 $_TARGETNAME
 flash bank $_FLASHNAME kinetis 0 0 0 0 $_TARGETNAME

+kinetis create_banks

 
 adapter_khz 1000
 
 reset_config srst_nogate
 
 
 adapter_khz 1000
 
 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
    # Detect secured MCU or boot lock-up in RESET/WDOG loop
    $_CHIPNAME.cpu configure -event examine-start {
       kinetis mdm check_security


@@ -52,3 +67,11 @@ if {![using_hla]} {
    # perform a soft reset
    cortex_m reset_config sysresetreq
 }
    # 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
+}
+