This is an automated email from Gerrit.
Jiri Kastner (cz172...@gmail.com) just uploaded a new patch set to Gerrit,
which you can find at http://openocd.zylin.com/5877
-- gerrit
commit 9a50f3c54a7ebdf79ab31def5173c4a6f70c958d
Author: Lubomir Rintel <lkund...@v3.sk>
Date: Mon Oct 19 11:22:04 2020 +0200
target/jz4730: add reboot support
This adds a routine that allows rebooting the machine using the
watchdog timer.
Change-Id: I2ad3dd787b7322d505c776ca5afc144f9b5e251c
Signed-off-by: Lubomir Rintel <lkund...@v3.sk>
Signed-off-by: Jiri Kastner <cz172...@gmail.com>
diff --git a/tcl/target/jz4730.cfg b/tcl/target/jz4730.cfg
index e64374a..bc47808 100644
--- a/tcl/target/jz4730.cfg
+++ b/tcl/target/jz4730.cfg
@@ -1,5 +1,9 @@
# Ingenic JZ4730 (XBurst MIPS32r1-compatibe core)
+set WDT_BASE_ADDR 0xb0004000
+set WDT_WTCSR [expr $WDT_BASE_ADDR + 0x00]
+set WDT_WTCNT [expr $WDT_BASE_ADDR + 0x04]
+
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
@@ -17,3 +21,14 @@ jtag newtap $_CHIPNAME cpu -irlen 5 -ircapture 0x1 -irmask
0x1f -expected-id $_C
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME mips_m4k -endian little -chain-position $_TARGETNAME
$_TARGETNAME mips_m4k xburst_btb
+
+proc reboot { } {
+ global WDT_WTCNT
+ global WDT_WTCSR
+
+ # Make it overflow in 32 ticks
+ mww phys $WDT_WTCNT 0xffffffdf
+
+ # Start it
+ mwb phys $WDT_WTCSR 0x10
+}
--
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