debuggers: import openocd-0.7.0

Initial check-in of openocd-0.7.0 as it can be downloaded from
http://sourceforge.net/projects/openocd/files/openocd/0.7.0/

Any modifications will follow.

Change-Id: I6949beaefd589e046395ea0cb80f4e1ab1654d55

debuggers/openocd/tcl/target/at91r40008.cfg

@@ -0,0 +1,29 @@
+# AT91R40008 target configuration file
+
+# TRST is tied to SRST on the AT91X40 family.
+reset_config srst_only srst_pulls_trst
+
+
+if {[info exists CHIPNAME]} {
+   set _CHIPNAME $CHIPNAME
+} else {
+   set _CHIPNAME at91r40008
+}
+
+if { [info exists ENDIAN] } {
+   set _ENDIAN $ENDIAN
+} else {
+   set _ENDIAN little
+}
+
+# Setup the JTAG scan chain.
+if { [info exists CPUTAPID] } {
+   set _CPUTAPID $CPUTAPID
+} else {
+   set _CPUTAPID 0x1f0f0f0f
+}
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm7tdmi
+$_TARGETNAME configure -work-area-phys 0x20000 -work-area-size 0x20000 -work-area-backup 0