2 # Freescale Kinetis Kx series devices
5 source [find target/swj-dp.tcl]
7 if { [info exists CHIPNAME] } {
8 set _CHIPNAME $CHIPNAME
13 # Work-area is a space in RAM used for flash programming
15 if { [info exists WORKAREASIZE] } {
16 set _WORKAREASIZE $WORKAREASIZE
18 set _WORKAREASIZE 0x1000
21 if { [info exists CPUTAPID] } {
22 set _CPUTAPID $CPUTAPID
25 set _CPUTAPID 0x4ba00477
27 set _CPUTAPID 0x2ba01477
31 swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
33 set _TARGETNAME $_CHIPNAME.cpu
34 target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.cpu
36 # It is important that "kinetis mdm check_security" is called for
37 # 'examine-end' event and not 'eximine-start'. Calling it in 'examine-start'
38 # causes "kinetis mdm check_security" to fail the first time openocd
39 # calls it when it tries to connect after the CPU has been power-cycled.
40 $_CHIPNAME.cpu configure -event examine-end {
41 kinetis mdm check_security
44 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
46 set _FLASHNAME $_CHIPNAME.flash
47 flash bank $_FLASHNAME kinetis 0 0 0 0 $_TARGETNAME
51 reset_config srst_nogate
54 # if srst is not fitted use SYSRESETREQ to
55 # perform a soft reset
56 cortex_m reset_config sysresetreq