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-rw-r--r--tcl/board/ti_beaglebone.cfg80
1 files changed, 6 insertions, 74 deletions
diff --git a/tcl/board/ti_beaglebone.cfg b/tcl/board/ti_beaglebone.cfg
index dffb07f8..be4da201 100644
--- a/tcl/board/ti_beaglebone.cfg
+++ b/tcl/board/ti_beaglebone.cfg
@@ -1,3 +1,7 @@
+# AM335x Beaglebone
+# http://beagleboard.org/bone
+
+# The JTAG interface is built directly on the board.
interface ft2232
#ft2232_device_desc "BeagleBone A"
ft2232_layout xds100v2
@@ -5,80 +9,8 @@ ft2232_vid_pid 0x0403 0xa6d0
adapter_khz 16000
-reset_config trst_and_srst
-
-
-
-
-if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
-} else {
- set _CHIPNAME am335x
-}
-
-proc icepick_d_tapenable {jrc port} {
- # select router
- irscan $jrc 7 -endstate IRPAUSE
- drscan $jrc 8 0x89 -endstate DRPAUSE
-
- # set ip control
- irscan $jrc 2 -endstate IRPAUSE
- drscan $jrc 32 [expr 0xa0002108 + ($port << 24)] -endstate DRPAUSE
+source [find target/am335x.cfg]
- # for icepick_D
- irscan $jrc 2 -endstate IRPAUSE
- drscan $jrc 32 0xe0002008 -endstate DRPAUSE
-
- irscan $jrc 0x3F -endstate RUN/IDLE
- runtest 10
-}
-
-#
-# M3 DAP
-#
-if { [info exists M3_DAP_TAPID] } {
- set _M3_DAP_TAPID $M3_DAP_TAPID
-} else {
- set _M3_DAP_TAPID 0x4b6b902f
-}
-jtag newtap $_CHIPNAME m3_dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_M3_DAP_TAPID -disable
-jtag configure $_CHIPNAME.m3_dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 11"
-
-#
-# Main DAP
-#
-if { [info exists DAP_TAPID ] } {
- set _DAP_TAPID $DAP_TAPID
-} else {
- set _DAP_TAPID 0x4b6b902f
-}
-jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
-jtag configure $_CHIPNAME.dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 12"
-
-#
-# ICEpick-D (JTAG route controller)
-#
-if { [info exists JRC_TAPID ] } {
- set _JRC_TAPID $JRC_TAPID
-} else {
- set _JRC_TAPID 0x0b94402f
-}
-jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID
-jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.dap"
-# some TCK tycles are required to activate the DEBUG power domain
-jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100"
-
-#
-# Cortex A8 target
-#
-set _TARGETNAME $_CHIPNAME.cpu
-target create $_TARGETNAME cortex_a8 -chain-position $_CHIPNAME.dap -dbgbase 0x80001000
-
-# SRAM: 64K at 0x4030.0000; use the first 16K
-$_TARGETNAME configure -work-area-phys 0x40300000 -work-area-size 0x4000
+reset_config trst_and_srst
-$_TARGETNAME configure -event gdb-attach {
- cortex_a8 dbginit
- halt
-}