#
source [find interface/jlink.cfg]
-jtag_rclk 100
-
source [find target/k40.cfg]
reset_config trst_and_srst
-
-#
-# Bank definition for the 'program flash' (instructions and/or data)
-#
-flash bank $_CHIPNAME.pflash kinetis 0x00000000 0x40000 0 4 $_TARGETNAME
set _CHIPNAME kx
}
-if { [info exists ENDIAN] } {
- set _ENDIAN $ENDIAN
+# Work-area is a space in RAM used for flash programming
+# By default use 4kB
+if { [info exists WORKAREASIZE] } {
+ set _WORKAREASIZE $WORKAREASIZE
} else {
- set _ENDIAN little
+ set _WORKAREASIZE 0x1000
}
if { [info exists CPUTAPID] } {
}
}
-set _TARGETNAME $_CHIPNAME.cpu
-
swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.cpu
+# It is important that "kinetis mdm check_security" is called for
+# 'examine-end' event and not 'eximine-start'. Calling it in 'examine-start'
+# causes "kinetis mdm check_security" to fail the first time openocd
+# calls it when it tries to connect after the CPU has been power-cycled.
+$_CHIPNAME.cpu configure -event examine-end {
+ kinetis mdm check_security
+}
+
+$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
+
+set _FLASHNAME $_CHIPNAME.flash
+flash bank $_FLASHNAME kinetis 0 0 0 0 $_TARGETNAME
+
+adapter_khz 1000
+
reset_config srst_nogate
if {![using_hla]} {