From ad43374c7fe781ede0f5472f9cbdc55fc9486a6d Mon Sep 17 00:00:00 2001 From: dbrownell Date: Fri, 25 Sep 2009 17:02:59 +0000 Subject: [PATCH] Update DM355 target config to know about ICEpick. Still defaults to nonstandard EMU0/EMU1 settings. git-svn-id: svn://svn.berlios.de/openocd/trunk@2757 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- tcl/target/ti_dm355.cfg | 23 ++++++++++++++++++----- 1 file changed, 18 insertions(+), 5 deletions(-) diff --git a/tcl/target/ti_dm355.cfg b/tcl/target/ti_dm355.cfg index abfba10972..67b3f7a48a 100644 --- a/tcl/target/ti_dm355.cfg +++ b/tcl/target/ti_dm355.cfg @@ -12,9 +12,16 @@ if { [info exists ENDIAN] } { set _ENDIAN little } -# -# For now, expect EMU0/EMU1 jumpered LOW (not TI's default) so ARM and ETB -# are enabled without making ICEpick route ARM and ETB into the JTAG chain. +# TI boards default to EMU0/EMU1 *high* -- ARM and ETB are *disabled* +# after JTAG reset until ICEpick is used to route them in. +#set EMU01 "-disable" + +# With EMU0/EMU1 jumpered *low* ARM and ETB are *enabled* without +# needing any ICEpick interaction. +set EMU01 "-enable" + +source [find target/icepick.cfg] + # # Also note: when running without RTCK before the PLLs are set up, you # may need to slow the JTAG clock down quite a lot (under 2 MHz). @@ -26,7 +33,10 @@ if { [info exists ETB_TAPID ] } { } else { set _ETB_TAPID 0x2b900f0f } -jtag newtap $_CHIPNAME etb -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_ETB_TAPID +jtag newtap $_CHIPNAME etb -irlen 4 -ircapture 0x1 -irmask 0xf \ + -expected-id $_ETB_TAPID $EMU01 +jtag configure $_CHIPNAME.etb -event tap-enable \ + "icepick_c_tapenable $_CHIPNAME.jrc 1" # Subsidiary TAP: ARM926ejs with scan chains for ARM Debug, EmbeddedICE-RT, ETM. if { [info exists CPU_TAPID ] } { @@ -34,7 +44,10 @@ if { [info exists CPU_TAPID ] } { } else { set _CPU_TAPID 0x07926001 } -jtag newtap $_CHIPNAME arm -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPU_TAPID +jtag newtap $_CHIPNAME arm -irlen 4 -ircapture 0x1 -irmask 0xf \ + -expected-id $_CPU_TAPID $EMU01 +jtag configure $_CHIPNAME.arm -event tap-enable \ + "icepick_c_tapenable $_CHIPNAME.jrc 0" # Primary TAP: ICEpick (JTAG route controller) and boundary scan if { [info exists JRC_TAPID ] } { -- 2.30.2