target: add Espressif ESP32-S2 basic support

[fw/openocd] / tcl / target / esp32s2.cfg

diff --git a/tcl/target/esp32s2.cfg b/tcl/target/esp32s2.cfg
new file mode 100644 (file)
index 0000000..ab64c31
--- /dev/null
+++ b/tcl/target/esp32s2.cfg
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# The ESP32-S2 only supports JTAG.
+transport select jtag
+
+if { [info exists CHIPNAME] } {
+       set _CHIPNAME $CHIPNAME
+} else {
+       set _CHIPNAME esp32s2
+}
+
+if { [info exists CPUTAPID] } {
+       set _CPUTAPID $CPUTAPID
+} else {
+       set _CPUTAPID 0x120034e5
+}
+
+set _TARGETNAME $_CHIPNAME
+set _CPUNAME cpu
+set _TAPNAME $_CHIPNAME.$_CPUNAME
+
+jtag newtap $_CHIPNAME $_CPUNAME -irlen 5 -expected-id $_CPUTAPID
+
+target create $_TARGETNAME esp32s2 -endian little -chain-position $_TAPNAME
+
+xtensa maskisr on
+
+$_TARGETNAME configure -event reset-assert-post { soft_reset_halt }
+
+gdb_breakpoint_override hard