tcl/target/omap5912.cfg

   1 # TI OMAP5912 dual core processor
   2 # http://focus.ti.com/docs/prod/folders/print/omap5912.html
   3
   4 if { [info exists CHIPNAME] } {
   5    set  _CHIPNAME $CHIPNAME
   6 } else {
   7    set  _CHIPNAME omap5912
   8 }
   9
  10 if { [info exists CPUTAPID ] } {
  11    set _CPUTAPID $CPUTAPID
  12 } else {
  13    # NOTE: validated with XOMAP5912 part
  14    set _CPUTAPID 0x0692602f
  15 }
  16
  17 adapter_nsrst_delay 100
  18
  19 # NOTE:  presumes irlen 38 is the C55x DSP, matching BSDL for
  20 # its standalone siblings (like TMS320VC5502) of the same era
  21
  22 #jtag scan chain
  23 jtag newtap $_CHIPNAME dsp -irlen 38 -expected-id 0x03df1d81
  24 jtag newtap $_CHIPNAME arm -irlen 4 -expected-id $_CPUTAPID
  25 jtag newtap $_CHIPNAME unknown -irlen 8
  26
  27 set _TARGETNAME $_CHIPNAME.arm
  28 target create $_TARGETNAME arm926ejs -chain-position $_TARGETNAME
  29
  30 proc omap5912_reset {} {
  31         #
  32         # halt target
  33         #
  34         poll
  35         sleep 1
  36         halt
  37         wait_halt
  38         #
  39         # disable wdt
  40         #
  41         mww 0xfffec808 0x000000f5
  42         mww 0xfffec808 0x000000a0
  43
  44         mww 0xfffeb048 0x0000aaaa
  45         sleep 500
  46         mww 0xfffeb048 0x00005555
  47         sleep 500
  48 }
  49
  50 # omap5912 lcd frame buffer as working area
  51 $_TARGETNAME configure -work-area-phys 0x20000000 \
  52         -work-area-size 0x3e800 -work-area-backup 0