diff options
Diffstat (limited to 'tcl')
| -rw-r--r-- | tcl/target/ti_dm355.cfg | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/tcl/target/ti_dm355.cfg b/tcl/target/ti_dm355.cfg index abfba109..67b3f7a4 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 ] } { |