Generic Xtensa target config files

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

diff --git a/tcl/target/xtensa.cfg b/tcl/target/xtensa.cfg
new file mode 100644 (file)
index 0000000..ef594f9
--- /dev/null
+++ b/tcl/target/xtensa.cfg
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# Target Support for Xtensa Processors
+#
+
+set xtensa_ids { 0x120034e5 0x120134e5
+                                0x209034e5 0x209134e5 0x209234e5 0x209334e5 0x209434e5 0x209534e5 0x209634e5 0x209734e5
+                                0x20a034e5 0x20a134e5 0x20a234e5 0x20a334e5 0x20a434e5 0x20a534e5 0x20a634e5 0x20a734e5 0x20a834e5
+                                0x20b034e5 }
+set expected_xtensa_ids {}
+foreach i $xtensa_ids {
+       lappend expected_xtensa_ids -expected-id $i
+}
+
+if { [info exists CHIPNAME] } {
+       set _CHIPNAME $CHIPNAME
+} else {
+       set _CHIPNAME xtensa
+}
+
+if { [info exists CPUTAPID] } {
+       set _CPUTAPARGLIST "-expected-id $CPUTAPID"
+} else {
+       set _CPUTAPARGLIST [join $expected_xtensa_ids]
+}
+
+set _TARGETNAME $_CHIPNAME
+set _CPU0NAME cpu
+set _TAPNAME $_CHIPNAME.$_CPU0NAME
+
+if { [info exists XTENSA_DAP] } {
+       source [find target/swj-dp.tcl]
+       # SWD mode ignores the -irlen parameter
+       eval swj_newdap $_CHIPNAME cpu -irlen 4 $_CPUTAPARGLIST
+       dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
+
+       set _TARGETNAME $_CHIPNAME.cpu
+       target create $_TARGETNAME xtensa -dap $_CHIPNAME.dap
+} else {
+       # JTAG direct (without DAP)
+       eval jtag newtap $_CHIPNAME $_CPU0NAME -irlen 5 $_CPUTAPARGLIST
+       target create $_TARGETNAME xtensa -chain-position $_TAPNAME
+}
+
+$_TARGETNAME configure -event reset-assert-post { soft_reset_halt }
+
+gdb_report_register_access_error enable