# Config for Texas Instruments low power SoC CC26xx family

adapter_khz 100

source [find target/icepick.cfg]
source [find target/ti-cjtag.cfg]

if { [info exists CHIPNAME] } {
   set _CHIPNAME $CHIPNAME
} else {
   set _CHIPNAME cc26xx
}

#
# Main DAP
#
if { [info exists DAP_TAPID] } {
   set _DAP_TAPID $DAP_TAPID
} else {
   set _DAP_TAPID 0x4BA00477
}
jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
jtag configure $_CHIPNAME.dap -event tap-enable "icepick_c_tapenable $_CHIPNAME.jrc 0"

#
# ICEpick-C (JTAG route controller)
#
if { [info exists JRC_TAPID] } {
   set _JRC_TAPID $JRC_TAPID
} else {
   set _JRC_TAPID 0x1B99A02F
}
jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID -ignore-version
# A start sequence is needed to change from cJTAG (Compact JTAG) to
# 4-pin JTAG before talking via JTAG commands
jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.dap"
jtag configure $_CHIPNAME.jrc -event post-reset "ti_cjtag_to_4pin_jtag $_CHIPNAME.jrc"

#
# Cortex M3 target
#
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.dap