tcl/target/str912.cfg

   1 # script for str9
   2 # For more information about the configuration files, take a look at:
   3 # openocd.texi
   4
   5 if { [info exists CHIPNAME] } {
   6    set  _CHIPNAME $CHIPNAME
   7 } else {
   8    set  _CHIPNAME str912
   9 }
  10
  11 if { [info exists ENDIAN] } {
  12    set  _ENDIAN $ENDIAN
  13 } else {
  14    set  _ENDIAN little
  15 }
  16
  17 # jtag speed. We need to stick to 16kHz until we've finished reset.
  18 jtag_rclk 16
  19
  20 jtag_nsrst_delay 100
  21 jtag_ntrst_delay 100
  22
  23 #use combined on interfaces or targets that can't set TRST/SRST separately
  24 #reset_config trst_and_srst
  25
  26 if { [info exists FLASHTAPID ] } {
  27    set _FLASHTAPID $FLASHTAPID
  28 } else {
  29    set _FLASHTAPID 0x04570041
  30 }
  31 jtag newtap $_CHIPNAME flash \
  32         -irlen 8 -ircapture 0x1 -irmask 0x1 \
  33         -expected-id $_FLASHTAPID
  34
  35 if { [info exists CPUTAPID ] } {
  36    set _CPUTAPID $CPUTAPID
  37 } else {
  38    set _CPUTAPID 0x25966041
  39 }
  40 jtag newtap $_CHIPNAME cpu \
  41         -irlen 4 -ircapture 0x1 -irmask 0xf \
  42         -expected-id $_CPUTAPID
  43
  44
  45 if { [info exists BSTAPID ] } {
  46    set _BSTAPID1 $BSTAPID
  47    set _BSTAPID2 $BSTAPID
  48 } else {
  49    set _BSTAPID1 0x1457f041
  50    set _BSTAPID2 0x2457f041
  51 }
  52 jtag newtap $_CHIPNAME bs \
  53         -irlen 5 -ircapture 0x1 -irmask 0x1 \
  54         -expected-id $_BSTAPID1 -expected-id $_BSTAPID2
  55
  56 set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
  57 target create $_TARGETNAME arm966e \
  58         -endian $_ENDIAN \
  59         -chain-position $_TARGETNAME \
  60         -variant arm966e
  61
  62 $_TARGETNAME configure -event reset-start { jtag_rclk 16 }
  63
  64 proc str9x_config { } {
  65         # -- Enable 96K RAM w/:
  66         #    PFQBC enabled / DTCM & AHB wait-states disabled
  67         mww 0x5C002034 0x0191
  68         #    PFQBC disabled / DTCM & AHB wait-states enabled
  69         #mww 0x5C002034 0x0196
  70
  71         # 256K/32k
  72         str9x flash_config 0 3 2 0 0x40000
  73         # 512K/32K
  74         #str9x flash_config 0 4 2 0 0x80000
  75 }
  76
  77 proc str9x_init { } {
  78         # enable RTCK
  79         jtag_rclk 0
  80         str9x_config
  81 }
  82
  83 $_TARGETNAME configure -event reset-init str9x_init
  84
  85 $_TARGETNAME configure \
  86         -work-area-virt 0 \
  87         -work-area-phys 0x50000000 \
  88         -work-area-size 16384 \
  89         -work-area-backup 0
  90
  91 #flash bank str9x <base> <size> 0 0 <target#> <variant>
  92 flash bank str9x 0x00000000 0x00040000 0 0 0
  93 flash bank str9x 0x00040000 0x00008000 0 0 0
  94