tcl/target/dsp568037.cfg

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 # Script for freescale DSP568037
   4
   5 if { [info exists CHIPNAME] } {
   6    set _CHIPNAME $CHIPNAME
   7 } else {
   8    set _CHIPNAME dsp568037
   9 }
  10
  11 if { [info exists ENDIAN] } {
  12    set _ENDIAN $ENDIAN
  13 } else {
  14   # this defaults to a big endian
  15    set _ENDIAN little
  16 }
  17
  18 if { [info exists CPUTAPID] } {
  19    set _CPUTAPID $CPUTAPID
  20 } else {
  21    set _CPUTAPID 0x01f2801d
  22 }
  23
  24 #jtag speed
  25 adapter speed 800
  26
  27 reset_config srst_only
  28
  29 #MASTER tap
  30 jtag newtap $_CHIPNAME chp -irlen 8 -ircapture 1 -irmask 0x03 -expected-id $_CPUTAPID
  31
  32 #CORE tap
  33 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 1 -irmask 0x03 -disable -expected-id 0x02211004
  34
  35 #target configuration - There is only 1 tap at a time, hence only 1 target is defined.
  36 set _TARGETNAME $_CHIPNAME.cpu
  37 target create $_TARGETNAME dsp5680xx -endian $_ENDIAN -chain-position $_TARGETNAME
  38
  39 # Setup the interesting tap
  40 jtag configure $_CHIPNAME.chp -event setup "jtag tapenable $_TARGETNAME"
  41
  42 #select CORE tap by modifying the TLM register.
  43 #to be used when MASTER tap is selected.
  44 jtag configure $_TARGETNAME -event tap-enable "
  45      irscan $_CHIPNAME.chp 0x05;
  46      drscan $_CHIPNAME.chp 4 0x02;
  47      jtag tapdisable $_CHIPNAME.chp;
  48 "
  49
  50 #select MASTER tap by modifying the TLM register.
  51 #to be used when CORE tap is selected.
  52 jtag configure $_CHIPNAME.chp -event tap-enable "
  53      irscan $_TARGETNAME 0x08;
  54      drscan $_TARGETNAME 4 0x1;
  55      jtag tapdisable $_TARGETNAME;
  56 "
  57
  58 #disables the master tap
  59 jtag configure $_TARGETNAME -event tap-disable "
  60 "
  61 #TODO FIND SMARTER WAY.
  62
  63 jtag configure $_CHIPNAME.chp -event tap-disable "
  64 "
  65 #TODO FIND SMARTER WAY.
  66
  67
  68 #working area at base of ram
  69 $_TARGETNAME configure -work-area-virt 0
  70
  71 #setup flash
  72 set _FLASHNAME $_CHIPNAME.flash
  73 flash bank $_FLASHNAME dsp5680xx_flash 0 0 2 1 $_TARGETNAME