+# SPDX-License-Identifier: GPL-2.0-or-later
+
# imx35 config
#
-if { [info exists CHIPNAME] } {
- set _CHIPNAME $CHIPNAME
-} else {
- set _CHIPNAME imx35
+reset_config trst_and_srst srst_gates_jtag
+jtag_ntrst_delay 100
+
+if { [info exists CHIPNAME] } {
+ set _CHIPNAME $CHIPNAME
+} else {
+ set _CHIPNAME imx35
}
-if { [info exists ENDIAN] } {
- set _ENDIAN $ENDIAN
-} else {
- set _ENDIAN little
+if { [info exists ENDIAN] } {
+ set _ENDIAN $ENDIAN
+} else {
+ set _ENDIAN little
}
-if { [info exists CPUTAPID ] } {
+if { [info exists CPUTAPID] } {
set _CPUTAPID $CPUTAPID
} else {
set _CPUTAPID 0x07b3601d
}
-if { [info exists SDMATAPID ] } {
+if { [info exists SDMATAPID] } {
set _SDMATAPID $SDMATAPID
} else {
set _SDMATAPID 0x0882601d
}
-#========================================
-# The "system jtag controller"
-# IMX31 reference manual, page 6-28 - figure 6-14
-if { [info exists SJCTAPID ] } {
- set _SJCTAPID $SJCTAPID
+if { [info exists ETBTAPID] } {
+ set _ETBTAPID $ETBTAPID
} else {
- set _SJCTAPID 0x2b900f0f
+ set _ETBTAPID 0x2b900f0f
}
-jtag newtap $_CHIPNAME sjc -irlen 4 -ircapture 0x0 -irmask 0x0 -expected-id $_SJCTAPID
+#========================================
+jtag newtap $_CHIPNAME etb -irlen 4 -irmask 0xf -expected-id $_ETBTAPID
jtag newtap $_CHIPNAME cpu -irlen 5 -ircapture 0x1 -irmask 0x1f -expected-id $_CPUTAPID
# No IDCODE for this TAP
jtag newtap $_CHIPNAME smda -irlen 5 -ircapture 0x1 -irmask 0x1f -expected-id $_SDMATAPID
-set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
+set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME arm11 -endian $_ENDIAN -chain-position $_TARGETNAME
-proc power_restore {} { puts "Sensed power restore. No action." }
-proc srst_deasserted {} { puts "Sensed nSRST deasserted. No action." }
+proc power_restore {} { echo "Sensed power restore. No action." }
+proc srst_deasserted {} { echo "Sensed nSRST deasserted. No action." }
+
+# trace setup ... NOTE, "normal full" mode fudges the real ETMv3.1 mode
+etm config $_TARGETNAME 16 normal full etb
+etb config $_TARGETNAME $_CHIPNAME.etb