#jtag scan chain
jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
-set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
+set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME arm920t -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm920t
$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x30800000 -work-area-size 0x20000 -work-area-backup 0