From 50a2966913d3474d940c6377cae350a1e7dcc04f Mon Sep 17 00:00:00 2001
From: Nicholas Graumann <ravotus@gmail.com>
Date: Sun, 9 Oct 2016 18:47:53 -0500
Subject: [PATCH] stmhal: Add OpenOCD configuration for STM32L4.

---
 stmhal/boards/openocd_stm32l4.cfg | 42 +++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 stmhal/boards/openocd_stm32l4.cfg

diff --git a/stmhal/boards/openocd_stm32l4.cfg b/stmhal/boards/openocd_stm32l4.cfg
new file mode 100644
index 0000000000..3608b334b2
--- /dev/null
+++ b/stmhal/boards/openocd_stm32l4.cfg
@@ -0,0 +1,42 @@
+# This script configures OpenOCD for use with an ST-Link V2 programmer/debugger
+# and an STM32L4 target microcontroller.
+#
+# To flash your firmware:
+#
+#    $ openocd -f openocd_stm32l4.cfg \
+#        -c "stm_flash build-BOARD/firmware0.bin build-BOARD/firmware1.bin"
+#
+# For a gdb server on port 3333:
+#
+#    $ openocd -f openocd_stm32l4.cfg
+
+
+source [find interface/stlink-v2-1.cfg]
+transport select hla_swd
+source [find target/stm32l4x.cfg]
+reset_config srst_only
+init
+
+proc stm_flash { BIN0 BIN1 } {
+    reset halt
+    sleep 100
+    wait_halt 2
+    flash write_image erase $BIN0 0x08000000
+    sleep 100
+    verify_image $BIN0 0x08000000
+    sleep 100
+    flash write_image erase $BIN1 0x08004000
+    sleep 100
+    verify_image $BIN1 0x08004000
+    sleep 100
+    reset run
+    shutdown
+}
+
+proc stm_erase {} {
+    reset halt
+    sleep 100
+    stm32l4x mass_erase 0
+    sleep 100
+    shutdown
+}