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#
# Freescale Kinetis kw2xdxxx devices
#
source [find interface/cmsis-dap.cfg]
#
# K21 devices support both JTAG and SWD transports.
#
source [find target/swj-dp.tcl]
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME kw22d512
}
# Work-area is a space in RAM used for flash programming
set WORKAREASIZE 0x4000
if { [info exists WORKAREASIZE] } {
set _WORKAREASIZE $WORKAREASIZE
} else {
set _WORKAREASIZE 0x1000
}
if { [info exists ENDIAN] } {
set _ENDIAN $ENDIAN
} else {
set _ENDIAN little
}
if { [info exists CPUTAPID] } {
set _CPUTAPID $CPUTAPID
} else {
set _CPUTAPID 0x2ba01477
}
set _TARGETNAME $_CHIPNAME.cpu
swj_newdap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUTAPID
#swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.cpu
$_CHIPNAME.cpu configure -event examine-start { puts "START..." ; }
# 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
#reset_config srst_only srst_nogate connect_assert_srst
adapter_khz 1000
if {![using_hla]} {
# if srst is not fitted use SYSRESETREQ to
# perform a soft reset
cortex_m reset_config sysresetreq
}
$_TARGETNAME configure -event reset-init {
adapter_khz 24000
}
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