X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=tcl%2Ftarget%2Fimx27.cfg;h=c79d85e77898dee18896321349d8a7c635dbb91c;hb=e6505b04892ccacf75603c3d173616f5d92809e7;hp=7687672e4faac037d9b94eb34f804835c066c6ec;hpb=b80f6f96d3326f969929dab0c388949525dd0e5b;p=fw%2Fopenocd

diff --git a/tcl/target/imx27.cfg b/tcl/target/imx27.cfg
index 7687672e4..c79d85e77 100644
--- a/tcl/target/imx27.cfg
+++ b/tcl/target/imx27.cfg
@@ -1,47 +1,55 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 # page 3-34 of "MCIMC27 Multimedia Applications Processor Reference Manual, Rev 0.3"
 # SRST pulls TRST
 #
 # Without setting these options correctly you'll see all sorts
 # of weird errors, e.g. MOE=0xe, invalid cpsr values, reset
 # failing, etc.
-reset_config srst_only srst_pulls_trst
+reset_config trst_and_srst srst_pulls_trst
 
-if { [info exists CHIPNAME] } {	
-   set  _CHIPNAME $CHIPNAME    
-} else {	 
-   set  _CHIPNAME imx27
+if { [info exists CHIPNAME] } {
+   set _CHIPNAME $CHIPNAME
+} else {
+   set _CHIPNAME imx27
 }
 
-if { [info exists ENDIAN] } {	
-   set  _ENDIAN $ENDIAN    
-} else {	 
-   set  _ENDIAN little
+if { [info exists ENDIAN] } {
+   set _ENDIAN $ENDIAN
+} else {
+   set _ENDIAN little
 }
 
 
-# Note above there are 2 taps 
+# Note above there are 2 taps
 
-# The bs tap
-if { [info exists BSTAPID ] } {
-   set _BSTAPID $BSTAPID
+# trace buffer
+if { [info exists ETBTAPID] } {
+   set _ETBTAPID $ETBTAPID
 } else {
-   set _BSTAPID 0x1b900f0f
+   set _ETBTAPID 0x1b900f0f
 }
-jtag newtap $_CHIPNAME bs  -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_BSTAPID
+jtag newtap $_CHIPNAME etb -irlen 4 -irmask 0xf -expected-id $_ETBTAPID
 
 # The CPU tap
-if { [info exists CPUTAPID ] } {
+if { [info exists CPUTAPID] } {
    set _CPUTAPID $CPUTAPID
 } else {
    set _CPUTAPID 0x07926121
 }
-jtag newtap $_CHIPNAME cpu  -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
 
 # Create the GDB Target.
-set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
-target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm926ejs
-$_TARGETNAME configure -work-area-virt 0xffff4c00 -work-area-phys 0xffff4c00 -work-area-size  0x8000 -work-area-backup 1
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME
+# REVISIT what operating environment sets up this virtual address mapping?
+$_TARGETNAME configure -work-area-virt 0xffff4c00 -work-area-phys 0xffff4c00 \
+	-work-area-size 0x8000 -work-area-backup 1
 # Internal to the chip, there is 45K of SRAM
 #
 
 arm7_9 dcc_downloads enable
+
+# trace setup
+etm config $_TARGETNAME 16 normal full etb
+etb config $_TARGETNAME $_CHIPNAME.etb