tcl/target/str750.cfg

   1 #STR750 CPU
   2
   3 if { [info exists CHIPNAME] } {
   4    set _CHIPNAME $CHIPNAME
   5 } else {
   6    set _CHIPNAME str750
   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    set _CPUTAPID 0x4f1f0041
  19 }
  20
  21 # jtag speed
  22 adapter_khz 10
  23
  24 #use combined on interfaces or targets that can't set TRST/SRST separately
  25 reset_config trst_and_srst srst_pulls_trst
  26
  27 #jtag scan chain
  28
  29 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0x0f -expected-id $_CPUTAPID
  30
  31 #jtag nTRST and nSRST delay
  32 adapter_nsrst_delay 500
  33 jtag_ntrst_delay 500
  34
  35 set _TARGETNAME $_CHIPNAME.cpu
  36 target create $_TARGETNAME arm7tdmi -endian little -chain-position 0
  37
  38 $_TARGETNAME configure -event reset-start { adapter_khz 10 }
  39 $_TARGETNAME configure -event reset-init {
  40         adapter_khz 3000
  41
  42         init_smi
  43 # Because the hardware cannot be interrogated for the protection state
  44 # of sectors, initialize all the sectors to be unprotected. The initial
  45 # state is reflected by the driver, too.
  46         flash protect 0 0 last off
  47         flash protect 1 0 last off
  48 }
  49 $_TARGETNAME configure -event gdb-flash-erase-start {
  50         flash protect 0 0 7 off
  51         flash protect 1 0 1 off
  52 }
  53
  54 $_TARGETNAME configure -work-area-phys 0x40000000 -work-area-size 0x4000 -work-area-backup 0
  55
  56 #flash bank <driver> <base> <size> <chip_width> <bus_width>
  57 set _FLASHNAME $_CHIPNAME.flash0
  58 flash bank $_FLASHNAME str7x 0x20000000 0x00040000 0 0 $_TARGETNAME STR75x
  59 set _FLASHNAME $_CHIPNAME.flash1
  60 flash bank $_FLASHNAME str7x 0x200C0000 0x00004000 0 0 $_TARGETNAME STR75x
  61
  62 # Serial NOR on SMI CS0.
  63 set _FLASHNAME $_CHIPNAME.snor
  64 flash bank $_FLASHNAME stmsmi 0x80000000 0 0 0 $_TARGETNAME
  65
  66 source [find mem_helper.tcl]
  67
  68 proc init_smi {} {
  69         mmw 0x60000030 0x01000000 0x00000000; # enable clock for GPIO regs
  70         mmw 0xffffe420 0x00000001 0x00000000; # set SMI_EN bit
  71         mmw 0x90000000 0x00000001 0x00000000; # set BLOCK_EN_1
  72 }