tcl/target/ti_tms570.cfg

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 adapter speed 1500
   4
   5 if { [info exists CHIPNAME] } {
   6         set _CHIPNAME $CHIPNAME
   7 } else {
   8         set _CHIPNAME tms570
   9 }
  10
  11 if { [info exists ENDIAN] } {
  12         set _ENDIAN $ENDIAN
  13 } else {
  14         set _ENDIAN big
  15 }
  16
  17 # TMS570 has an ICEpick-C on which we need the router commands.
  18 source [find target/icepick.cfg]
  19
  20 # Main DAP
  21 # DAP_TAPID should be set before source-ing this file
  22 if { [info exists DAP_TAPID] } {
  23         set _DAP_TAPID $DAP_TAPID
  24 }
  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"
  27
  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
  32 }
  33
  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
  39
  40
  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 \
  48         -ignore-version
  49 jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.cpu"
  50 jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100"
  51
  52 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
  53
  54 # Cortex-R4 target
  55 set _TARGETNAME $_CHIPNAME.cpu
  56 target create $_TARGETNAME cortex_r4 -endian $_ENDIAN \
  57         -dap $_CHIPNAME.dap -coreid 0 -dbgbase 0x80001000
  58
  59 # TMS570 uses quirky BE-32 mode
  60 $_CHIPNAME.dap ti_be_32_quirks 1
  61
  62 $_TARGETNAME configure -event "reset-assert" {
  63         global _CHIPNAME
  64
  65         # assert warm system reset through ICEPick
  66         icepick_c_wreset $_CHIPNAME.jrc
  67 }