--- /dev/null
+if { [info exists CHIPNAME] } {
+ set _CHIPNAME $_CHIPNAME
+} else {
+ set _CHIPNAME ar9344
+}
+
+if { [info exists CPUTAPID] } {
+ set _CPUTAPID $CPUTAPID
+} else {
+ set _CPUTAPID 0x00000001
+}
+
+jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id $_CPUTAPID
+
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME mips_m4k -endian big -chain-position $_TARGETNAME