tcl/target/am437x.cfg

   1 source [find target/icepick.cfg]
   2
   3 if { [info exists CHIPNAME] } {
   4    set _CHIPNAME $CHIPNAME
   5 } else {
   6    set _CHIPNAME am437x
   7 }
   8
   9 #
  10 # M3 DAP
  11 #
  12 if { [info exists M3_DAP_TAPID] } {
  13         set _M3_DAP_TAPID $M3_DAP_TAPID
  14 } else {
  15         set _M3_DAP_TAPID 0x4b6b902f
  16 }
  17 jtag newtap $_CHIPNAME m3_dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_M3_DAP_TAPID -disable
  18 jtag configure $_CHIPNAME.m3_dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 11"
  19
  20 #
  21 # Cortex A9 DAP
  22 #
  23 if { [info exists DAP_TAPID] } {
  24    set _DAP_TAPID $DAP_TAPID
  25 } else {
  26    set _DAP_TAPID 0x4b6b902f
  27 }
  28 jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
  29 jtag configure $_CHIPNAME.dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 12"
  30
  31 #
  32 # ICEpick-D (JTAG route controller)
  33 #
  34 if { [info exists JRC_TAPID] } {
  35    set _JRC_TAPID $JRC_TAPID
  36 } else {
  37    set _JRC_TAPID 0x0b98c02f
  38 }
  39 jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID -ignore-version
  40 jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.dap"
  41 # some TCK tycles are required to activate the DEBUG power domain
  42 jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100"
  43
  44 #
  45 # Cortex A9 target
  46 #
  47 set _TARGETNAME $_CHIPNAME.cpu
  48 target create $_TARGETNAME cortex_a -chain-position $_CHIPNAME.dap
  49
  50 # SRAM: 64K at 0x4030.0000; use the first 16K
  51 $_TARGETNAME configure -work-area-phys 0x40300000 -work-area-size 0x4000