1 #LPC-2124 CPU
   2 
   3 if { [info exists CHIPNAME] } {
   4    set  _CHIPNAME $CHIPNAME
   5 } else {
   6    set  _CHIPNAME lpc2114
   7 }
   8 
   9 if { [info exists ENDIAN] } {
  10    set  _ENDIAN $ENDIAN
  11 } else {
  12    set  _ENDIAN little
  13 }
  14 
  15 if { [info exists CPUTAPID ] } {
  16    set _CPUTAPID $CPUTAPID
  17 } else {
  18   # force an error till we get a good number
  19     set _CPUTAPID 0x4f1f0f0f
  20 }
  21 
  22 
  23 #use combined on interfaces or targets that can't set TRST/SRST separately
  24 reset_config trst_and_srst srst_pulls_trst
  25 
  26 # reset delays
  27 jtag_nsrst_delay 100
  28 jtag_ntrst_delay 100
  29 
  30 jtag_khz 1000
  31 
  32 #jtag scan chain
  33 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
  34 
  35 set _TARGETNAME $_CHIPNAME.cpu
  36 target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm7tdmi-s_r4
  37 
  38 $_TARGETNAME configure -work-area-phys 0x40000000 -work-area-size 0x4000 -work-area-backup 0
  39 
  40 #flash bank <driver> <base> <size> <chip_width> <bus_width>
  41 set _FLASHNAME $_CHIPNAME.flash
  42 flash bank $_FLASHNAME lpc2000 0x0 0x20000 0 0 $_TARGETNAME lpc2000_v1 14745 calc_checksum