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/dsp568037.cfg

@@ -0,0 +1,72 @@
+# Script for freescale DSP568037
+
+if { [info exists CHIPNAME] } {
+   set _CHIPNAME $CHIPNAME
+} else {
+   set _CHIPNAME dsp568037
+}
+
+if { [info exists ENDIAN] } {
+   set _ENDIAN $ENDIAN
+} else {
+  # this defaults to a big endian
+   set _ENDIAN little
+}
+
+if { [info exists CPUTAPID] } {
+   set _CPUTAPID $CPUTAPID
+} else {
+   set _CPUTAPID 0x01f2801d
+}
+
+#jtag speed
+adapter_khz 800
+
+reset_config srst_only
+
+#MASTER tap
+jtag newtap $_CHIPNAME chp -irlen 8 -ircapture 1 -irmask 0x03 -expected-id $_CPUTAPID
+
+#CORE tap
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 1 -irmask 0x03 -disable -expected-id 0x02211004
+
+#target configuration - There is only 1 tap at a time, hence only 1 target is defined.
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME dsp5680xx -endian $_ENDIAN -chain-position $_TARGETNAME
+
+# Setup the interesting tap
+jtag configure $_CHIPNAME.chp -event setup "jtag tapenable $_TARGETNAME"
+
+#select CORE tap by modifying the TLM register.
+#to be used when MASTER tap is selected.
+jtag configure $_TARGETNAME -event tap-enable "
+     irscan $_CHIPNAME.chp 0x05;
+     drscan $_CHIPNAME.chp 4 0x02;
+     jtag tapdisable $_CHIPNAME.chp;
+"
+
+#select MASTER tap by modifying the TLM register.
+#to be used when CORE tap is selected.
+jtag configure $_CHIPNAME.chp -event tap-enable "
+     irscan $_TARGETNAME 0x08;
+     drscan $_TARGETNAME 4 0x1;
+     jtag tapdisable $_TARGETNAME;
+"
+
+#disables the master tap
+jtag configure $_TARGETNAME -event tap-disable "
+"
+#TODO FIND SMARTER WAY.
+
+jtag configure $_CHIPNAME.chp -event tap-disable "
+"
+#TODO FIND SMARTER WAY.
+
+
+#working area at base of ram
+$_TARGETNAME configure -work-area-virt 0
+
+#setup flash
+set _FLASHNAME $_CHIPNAME.flash
+flash bank $_FLASHNAME dsp5680xx_flash 0 0 2 1 $_TARGETNAME
+