tcl/target/dsp568013.cfg

   1 # Script for freescale DSP568013
   2
   3 if { [info exists CHIPNAME] } {
   4    set _CHIPNAME $CHIPNAME
   5 } else {
   6    set _CHIPNAME dsp568013
   7 }
   8
   9 if { [info exists ENDIAN] } {
  10    set _ENDIAN $ENDIAN
  11 } else {
  12   # this defaults to a big endian
  13    set _ENDIAN little
  14 }
  15
  16 if { [info exists CPUTAPID] } {
  17    set _CPUTAPID $CPUTAPID
  18 } else {
  19    set _CPUTAPID 0x01f2401d
  20 }
  21
  22 #jtag speed
  23 adapter_khz 800
  24
  25 reset_config srst_only
  26
  27 #MASTER tap
  28 jtag newtap $_CHIPNAME chp -irlen 8 -ircapture 1 -irmask 0x03 -expected-id $_CPUTAPID
  29
  30 #CORE tap
  31 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 1 -irmask 0x03 -disable -expected-id 0x02211004
  32
  33 #target configuration - There is only 1 tap at a time, hence only 1 target is defined.
  34 set _TARGETNAME $_CHIPNAME.cpu
  35 target create $_TARGETNAME dsp5680xx -endian $_ENDIAN -chain-position $_TARGETNAME
  36
  37 # Setup the interesting tap
  38 # Disable polling to be able to get idcode from core tap. If re enabled, can be re enabled, but it should be disabled to correctly unlock flash (operations requiere certain instruction to be in the IR register during reset, and polling would change this)
  39 jtag configure $_CHIPNAME.chp -event setup "
  40      jtag tapenable $_TARGETNAME
  41      poll off
  42 "
  43
  44 #select CORE tap by modifying the TLM register.
  45 #to be used when MASTER tap is selected.
  46 jtag configure $_TARGETNAME -event tap-enable "
  47      irscan $_CHIPNAME.chp 0x05;
  48      drscan $_CHIPNAME.chp 4 0x02;
  49      jtag tapdisable $_CHIPNAME.chp;
  50 "
  51
  52 #select MASTER tap by modifying the TLM register.
  53 #to be used when CORE tap is selected.
  54 jtag configure $_CHIPNAME.chp -event tap-enable "
  55      irscan $_TARGETNAME 0x08;
  56      drscan $_TARGETNAME 4 0x1;
  57      jtag tapdisable $_TARGETNAME;
  58 "
  59
  60 #disables the master tap
  61 jtag configure $_TARGETNAME -event tap-disable "
  62 "
  63 #TODO FIND SMARTER WAY.
  64
  65 jtag configure $_CHIPNAME.chp -event tap-disable "
  66 "
  67 #TODO FIND SMARTER WAY.
  68
  69
  70 #working area at base of ram
  71 $_TARGETNAME configure -work-area-virt 0
  72
  73 #setup flash
  74 set _FLASHNAME $_CHIPNAME.flash
  75 flash bank $_FLASHNAME dsp5680xx_flash 0 0 2 1 $_TARGETNAME
  76