# SPDX-License-Identifier: GPL-2.0-or-later

#
# Texas Instruments CC26x0 - ARM Cortex-M3
#
# http://www.ti.com
#

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

if { [info exists CHIPNAME] } {
	set _CHIPNAME $CHIPNAME
} else {
	set _CHIPNAME cc26x0
}

#
# Main DAP
#
if { [info exists DAP_TAPID] } {
	set _DAP_TAPID $DAP_TAPID
} else {
	set _DAP_TAPID 0x4BA00477
}
jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
jtag configure $_CHIPNAME.cpu -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 0x0B99A02F
}
jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID -ignore-version
jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.cpu"
# A start sequence is needed to change from 2-pin cJTAG to 4-pin JTAG
jtag configure $_CHIPNAME.jrc -event post-reset "ti_cjtag_to_4pin_jtag $_CHIPNAME.jrc"

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

if { [info exists WORKAREASIZE] } {
	set _WORKAREASIZE $WORKAREASIZE
} else {
	set _WORKAREASIZE 0x4000
}

$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0

set _FLASHNAME $_CHIPNAME.flash
flash bank $_FLASHNAME cc26xx 0 0 0 0 $_TARGETNAME

cortex_m reset_config vectreset