From fe924003e53ecfa3ef0df06d0ca3b2356a7225ae Mon Sep 17 00:00:00 2001
From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 5 Apr 2021 18:56:28 +0100
Subject: [PATCH] add stlink directdap config

---
 openocd_stlink_usb.cfg | 21 +++++++++++++++++++++
 openocd_stlinkv2.cfg   |  8 +++++---
 2 files changed, 26 insertions(+), 3 deletions(-)
 create mode 100644 openocd_stlink_usb.cfg

diff --git a/openocd_stlink_usb.cfg b/openocd_stlink_usb.cfg
new file mode 100644
index 0000000..1db9cb4
--- /dev/null
+++ b/openocd_stlink_usb.cfg
@@ -0,0 +1,21 @@
+debug_level 4
+
+interface st-link
+adapter speed 9000
+#jtag_rclk 300
+transport select dapdirect_jtag
+st-link backend usb
+st-link vid_pid 0x0483 0x3748 
+
+# this should be irlen=4
+jtag newtap libresoc cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id 0x000018ff
+
+#hla newtap libresoc tap -irlen 4 -irmask 0xf -ircapture 0xf -expected-id 0x000018ff
+
+#set _TARGETNAME libresoc.tap
+#target create $_TARGETNAME.0 ppc64 -chain-position $_TARGETNAME -rtos hwthread
+
+# Configure work area in on-chip SRAM
+#$_TARGETNAME.0 configure -work-area-phys 0x80000000 \
+#               -work-area-size 1000 -work-area-backup 0
+
diff --git a/openocd_stlinkv2.cfg b/openocd_stlinkv2.cfg
index 8958565..787a00f 100644
--- a/openocd_stlinkv2.cfg
+++ b/openocd_stlinkv2.cfg
@@ -1,13 +1,15 @@
+debug_level 4
+
 interface hla
 hla_layout stlink
 hla_device_desc "ST-LINK"
 hla_vid_pid 0x0483 0x3744 0x0483 0x3748 0x0483 0x374b
-transport select hla_jtag
 #jtag_rclk 300
-adapter_khz 25
+adapter speed 9
+transport select hla_jtag
 
 # this should be irlen=4
-hla newtap libresoc tap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id 0x000018ff
+jtag newtap libresoc cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id 0x000018ff
 
 #hla newtap libresoc tap -irlen 4 -irmask 0xf -ircapture 0xf -expected-id 0x000018ff
 
-- 
2.30.2