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/spear3xx.cfg

@@ -0,0 +1,41 @@
+# Target configuration for the ST SPEAr3xx family of system on chip
+# Supported SPEAr300, SPEAr310, SPEAr320
+# http://www.st.com/spear
+#
+# Processor: ARM926ejs
+# Info:      JTAG tap: spear3xx.cpu tap/device found: 0x07926041
+# Date:      2009-10-31
+# Author:    Antonio Borneo <borneo.antonio@gmail.com>
+
+if { [info exists CHIPNAME] } {
+	set _CHIPNAME $CHIPNAME
+} else {
+	set _CHIPNAME spear3xx
+}
+
+if { [info exists ENDIAN] } {
+	set _ENDIAN $ENDIAN
+} else {
+	set _ENDIAN little
+}
+
+if { [info exists CPUTAPID] } {
+	set _CPUTAPID $CPUTAPID
+} else {
+	set _CPUTAPID 0x07926041
+}
+
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x01 -irmask 0x03 \
+	-expected-id $_CPUTAPID
+
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME arm926ejs -endian $_ENDIAN \
+	-chain-position $_TARGETNAME
+
+# SPEAr3xx has a 8K block of sram @ 0xd280.0000
+# REVISIT: what OS puts virtual address equal to phys?
+$_TARGETNAME configure \
+	-work-area-virt 0xd2800000 \
+	-work-area-phys 0xd2800000 \
+	-work-area-size 0x2000 \
+	-work-area-backup 0