X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=tcl%2Ftarget%2Fbluenrg-x.cfg;h=ea94be9628779608a78c83b98a7836d4019718ce;hp=109db1708085a5309d886aa26d8c9c2b5fb9ce22;hb=HEAD;hpb=38ac08c1c25adf42cf20e48e10e6ddeab6a12d71

diff --git a/tcl/target/bluenrg-x.cfg b/tcl/target/bluenrg-x.cfg
index 109db17080..afa1b513b2 100644
--- a/tcl/target/bluenrg-x.cfg
+++ b/tcl/target/bluenrg-x.cfg
@@ -1,8 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 #
-# bluenrg-1/2 devices support only SWD transports.
+# bluenrg-1/2 and bluenrg-lp devices support only SWD transports.
 #
 
 source [find target/swj-dp.tcl]
+source [find mem_helper.tcl]
 
 if { [info exists CHIPNAME] } {
    set _CHIPNAME $CHIPNAME
@@ -22,13 +25,7 @@ if { [info exists WORKAREASIZE] } {
 
 adapter speed 4000
 
-if { [info exists CPUTAPID] } {
-   set _CPUTAPID $CPUTAPID
-} else {
-   set _CPUTAPID 0x0bb11477
-}
-
-swj_newdap $_CHIPNAME cpu -expected-id $_CPUTAPID
+swj_newdap $_CHIPNAME cpu -expected-id 0x0bb11477 -expected-id 0x0bc11477
 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
 
 set _TARGETNAME $_CHIPNAME.cpu
@@ -52,23 +49,31 @@ if {![using_hla]} {
    cortex_m reset_config sysresetreq
 }
 
+set JTAG_IDCODE_B2 0x0200A041
+set JTAG_IDCODE_B1 0x0
+
 $_TARGETNAME configure -event halted {
-	global WDOG_VALUE
-	global WDOG_VALUE_SET
-	# Stop watchdog during halt, if enabled
-	mem2array value 32 0x40700008 1
-	set WDOG_VALUE [expr ($value(0))]
-	if [expr ($value(0) & (1 << 1))] {
-		set WDOG_VALUE_SET 1
-		mww 0x40700008 [expr ($value(0) & 0xFFFFFFFD)]
-	}
+    global WDOG_VALUE
+    global WDOG_VALUE_SET
+    set _JTAG_IDCODE [mrw 0x40000004]
+    if {$_JTAG_IDCODE == $JTAG_IDCODE_B2 || $_JTAG_IDCODE == $JTAG_IDCODE_B1} {
+        # Stop watchdog during halt, if enabled. Only Bluenrg-1/2
+        set WDOG_VALUE [mrw 0x40700008]
+        if [expr {$WDOG_VALUE & (1 << 1)}] {
+            set WDOG_VALUE_SET 1
+            mww 0x40700008 [expr {$WDOG_VALUE & 0xFFFFFFFD}]
+        }
+    }
 }
 $_TARGETNAME configure -event resumed {
-	global WDOG_VALUE
-	global WDOG_VALUE_SET
-	if [expr $WDOG_VALUE_SET] {
-		# Restore watchdog enable value after resume
-		mww 0x40700008 $WDOG_VALUE
-		set WDOG_VALUE_SET 0
-       }
+    global WDOG_VALUE
+    global WDOG_VALUE_SET
+    set _JTAG_IDCODE [mrw 0x40000004]
+    if {$_JTAG_IDCODE == $JTAG_IDCODE_B2 || $_JTAG_IDCODE == $JTAG_IDCODE_B1} {
+        if {$WDOG_VALUE_SET} {
+            # Restore watchdog enable value after resume. Only Bluenrg-1/2
+            mww 0x40700008 $WDOG_VALUE
+            set WDOG_VALUE_SET 0
+           }
+   }
 }