From 2ce4e31bbcfabc06b7ac71d2e507e707d293c5c0 Mon Sep 17 00:00:00 2001
From: Spencer Oliver <spen@spen-soft.co.uk>
Date: Thu, 23 Aug 2012 21:03:29 +0100
Subject: [PATCH] cfg: update for target's that support cortex_m AIRCR
 SYSRESETREQ

If the target supports SYSRESETREQ make sure we use that as the default
if srst is not fitted/configured.

Change-Id: I24c907493134506320e69c1218702930629c1cdc
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/792
Tested-by: jenkins
Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com>
---
 tcl/target/at91sam3XXX.cfg | 4 ++++
 tcl/target/at91sam3nXX.cfg | 5 +++++
 tcl/target/at91sam4XXX.cfg | 4 ++++
 tcl/target/k40.cfg         | 4 ++++
 tcl/target/k60.cfg         | 4 ++++
 tcl/target/lpc17xx.cfg     | 4 ++++
 tcl/target/lpc4350.cfg     | 4 ++++
 7 files changed, 29 insertions(+)

diff --git a/tcl/target/at91sam3XXX.cfg b/tcl/target/at91sam3XXX.cfg
index 63759e3f5a..b90e3f0157 100644
--- a/tcl/target/at91sam3XXX.cfg
+++ b/tcl/target/at91sam3XXX.cfg
@@ -66,3 +66,7 @@ $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size 16384 -work-ar
 $_TARGETNAME configure -event gdb-flash-erase-start {
     halt
 }
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq
diff --git a/tcl/target/at91sam3nXX.cfg b/tcl/target/at91sam3nXX.cfg
index 9e362b2669..b628103ced 100644
--- a/tcl/target/at91sam3nXX.cfg
+++ b/tcl/target/at91sam3nXX.cfg
@@ -22,3 +22,8 @@ target create $_TARGETNAME cortex_m3 -endian little -chain-position $_TARGETNAME
 
 set _FLASHNAME $_CHIPNAME.flash
 flash bank flash0 at91sam3 0x00400000 0 0 0 $_TARGETNAME
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq
+
diff --git a/tcl/target/at91sam4XXX.cfg b/tcl/target/at91sam4XXX.cfg
index d9f57461da..c341218477 100644
--- a/tcl/target/at91sam4XXX.cfg
+++ b/tcl/target/at91sam4XXX.cfg
@@ -43,3 +43,7 @@ $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size 16384 -work-ar
 $_TARGETNAME configure -event gdb-flash-erase-start {
     halt
 }
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq
diff --git a/tcl/target/k40.cfg b/tcl/target/k40.cfg
index 26b952b995..57aa849201 100644
--- a/tcl/target/k40.cfg
+++ b/tcl/target/k40.cfg
@@ -33,3 +33,7 @@ target create $_TARGETNAME cortex_m3 -chain-position $_CHIPNAME.cpu
 
 $_CHIPNAME.cpu configure -event examine-start { puts "START..." ; }
 $_CHIPNAME.cpu configure -event examine-end { puts "END..." ; }
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq
diff --git a/tcl/target/k60.cfg b/tcl/target/k60.cfg
index d1247f31d4..a85fa909bf 100644
--- a/tcl/target/k60.cfg
+++ b/tcl/target/k60.cfg
@@ -33,3 +33,7 @@ target create $_TARGETNAME cortex_m3 -chain-position $_CHIPNAME.cpu
 
 $_CHIPNAME.cpu configure -event examine-start { puts "START..." ; }
 $_CHIPNAME.cpu configure -event examine-end { puts "END..." ; }
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq
diff --git a/tcl/target/lpc17xx.cfg b/tcl/target/lpc17xx.cfg
index 379bcfb93e..a64783dab2 100644
--- a/tcl/target/lpc17xx.cfg
+++ b/tcl/target/lpc17xx.cfg
@@ -91,3 +91,7 @@ $_TARGETNAME configure -event reset-init {
 
 	mww 0x400FC040 0x01
 }
+
+# if srst is not fitted use VECTRESET to
+# perform a soft reset - SYSRESETREQ is not supported
+cortex_m3 reset_config vectreset
diff --git a/tcl/target/lpc4350.cfg b/tcl/target/lpc4350.cfg
index 63d130796a..6614383b89 100644
--- a/tcl/target/lpc4350.cfg
+++ b/tcl/target/lpc4350.cfg
@@ -42,3 +42,7 @@ jtag newtap $_CHIPNAME m0 -irlen 4 -ircapture 0x1 -irmask 0xf \
 
 target create $_CHIPNAME.m4 cortex_m3 -chain-position $_CHIPNAME.m4
 target create $_CHIPNAME.m0 cortex_m3 -chain-position $_CHIPNAME.m0
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq
-- 
2.30.2