tcl/target/lpc3131.cfg

   1 ######################################
   2 # Target:    NXP lpc3131
   3 ######################################
   4
   5 if { [info exists CHIPNAME] } {
   6    set _CHIPNAME $CHIPNAME
   7 } else {
   8    set _CHIPNAME lpc3131
   9 }
  10
  11 if { [info exists ENDIAN] } {
  12    set _ENDIAN $ENDIAN
  13 } else {
  14    set _ENDIAN little
  15 }
  16
  17 # ARM926EJS core
  18 if { [info exists CPUTAPID] } {
  19    set _CPUTAPID $CPUTAPID
  20 } else {
  21    set _CPUTAPID 0x07926f0f
  22 }
  23
  24 # Scan Tap
  25 # Wired to seperate STDO pin on the lpc3131, externally muxed to TDO on ea3131 module
  26 # JTAGSEL pin must be 0 to activate, which reassigns arm tdo to a pass through.
  27 if { [info exists SJCTAPID] } {
  28    set _SJCTAPID $SJCTAPID
  29 } else {
  30    set _SJCTAPID 0x1541E02B
  31 }
  32
  33 jtag newtap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUTAPID
  34
  35 ##################################################################
  36 # various symbol definitions, to avoid hard-wiring addresses
  37 ##################################################################
  38
  39 global lpc313x
  40 set lpc313x [ dict create ]
  41
  42 # Physical addresses for controllers and memory
  43 dict set lpc313x sram0                  0x11028000
  44 dict set lpc313x sram1                  0x11040000
  45 dict set lpc313x uart                   0x15001000
  46 dict set lpc313x cgu                    0x13004000
  47 dict set lpc313x ioconfig               0x13003000
  48 dict set lpc313x sysconfig              0x13002800
  49 dict set lpc313x wdt                    0x13002400
  50
  51 ##################################################################
  52 # Target configuration
  53 ##################################################################
  54
  55 adapter_nsrst_delay 1000
  56 jtag_ntrst_delay 0
  57
  58 set _TARGETNAME $_CHIPNAME.cpu
  59 target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME
  60
  61 $_TARGETNAME invoke-event halted
  62
  63 $_TARGETNAME configure -work-area-phys [dict get $lpc313x sram0] -work-area-size 0x30000 -work-area-backup 0
  64
  65 $_TARGETNAME configure -event reset-init {
  66         echo "\nRunning reset init script for LPC3131\n"
  67         halt
  68         wait_halt
  69         reg cpsr 0xa00000d3     ;#Supervisor mode
  70         reg pc 0x11029000
  71         poll
  72         sleep 500
  73 }
  74
  75 arm7_9 fast_memory_access enable
  76 arm7_9 dcc_downloads enable