1 # SPDX-License-Identifier: GPL-2.0-or-later
5 if { [info exists CHIPNAME] } {
6 set _CHIPNAME $CHIPNAME
11 if { [info exists ENDIAN] } {
17 # TMS570 has an ICEpick-C on which we need the router commands.
18 source [find target/icepick.cfg]
21 # DAP_TAPID should be set before source-ing this file
22 if { [info exists DAP_TAPID] } {
23 set _DAP_TAPID $DAP_TAPID
25 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable -ignore-version
26 jtag configure $_CHIPNAME.cpu -event tap-enable "icepick_c_tapenable $_CHIPNAME.jrc 0"
28 # ICEpick-C (JTAG route controller)
29 # JRC_TAPID should be set before source-ing this file
30 if { [info exists JRC_TAPID] } {
31 set _JRC_TAPID $JRC_TAPID
34 set _JRC_TAPID2 0x0B7B302F
35 set _JRC_TAPID3 0x0B95502F
36 set _JRC_TAPID4 0x0B97102F
37 set _JRC_TAPID5 0x0D8A002F
38 set _JRC_TAPID6 0x0B8A002F
41 jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f \
42 -expected-id $_JRC_TAPID \
43 -expected-id $_JRC_TAPID2 \
44 -expected-id $_JRC_TAPID3 \
45 -expected-id $_JRC_TAPID4 \
46 -expected-id $_JRC_TAPID5 \
47 -expected-id $_JRC_TAPID6 \
49 jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.cpu"
50 jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100"
52 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
55 set _TARGETNAME $_CHIPNAME.cpu
56 target create $_TARGETNAME cortex_r4 -endian $_ENDIAN \
57 -dap $_CHIPNAME.dap -coreid 0 -dbgbase 0x80001000
59 # TMS570 uses quirky BE-32 mode
60 $_CHIPNAME.dap ti_be_32_quirks 1
62 $_TARGETNAME configure -event "reset-assert" {
65 # assert warm system reset through ICEPick
66 icepick_c_wreset $_CHIPNAME.jrc