X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=tcl%2Ftarget%2Ficepick.cfg;h=13a6a5106b8a68930ef1a7c4dad73670c912e3b8;hp=093d2092fc0f1ce76300264e22bd892442fcc01d;hb=1663a17d9d5f5988a8d129a6da36ebcf728d79a2;hpb=ca45e700b1c57caca2ef08e665e3c7e3e02ac8d3

diff --git a/tcl/target/icepick.cfg b/tcl/target/icepick.cfg
index 093d2092fc..13a6a5106b 100644
--- a/tcl/target/icepick.cfg
+++ b/tcl/target/icepick.cfg
@@ -3,8 +3,9 @@
 # Copyright (C)   2009        by David Brownell
 #
 
-# Utilities for TI ICEpick-C ... used in DaVinci, OMAP3, and more.
-# Details about the ICEPickC are available in the AM/DM37x document SPRUGN4M
+# Utilities for TI ICEpick-C/D used in most TI SoCs
+# Details about the ICEPick are available in the the TRM for each SoC
+# and http://processors.wiki.ti.com/index.php/ICEPICK
 
 # create "constants"
 proc CONST { key } {
@@ -106,6 +107,27 @@ proc icepick_c_tapenable {jrc port} {
 	runtest 10
 }
 
+# jrc	== TAP name for the ICEpick
+# port	== a port number, 0..15
+# Follow the sequence described in
+# http://processors.wiki.ti.com/images/f/f6/Router_Scan_Sequence-ICEpick-D.pdf
+proc icepick_d_tapenable {jrc port} {
+	# First CONNECT to the ICEPick
+	icepick_c_connect $jrc
+
+	# Select the port
+	irscan $jrc [CONST IR_ROUTER] -endstate IRPAUSE
+	drscan $jrc 32 [expr 0xa0002108 + ($port << 24)] -endstate DRPAUSE
+
+	# Set 4 bit core ID to the Cortex-A
+	irscan $jrc [CONST IR_ROUTER] -endstate IRPAUSE
+	drscan $jrc 32 0xe0002008 -endstate DRPAUSE
+
+	# Enter the bypass state
+	irscan $jrc [CONST IF_BYPASS] -endstate RUN/IDLE
+	runtest 10
+}
+
 # This function uses the ICEPick to send a warm system reset
 proc icepick_c_wreset {jrc} {