From 48026bb824fd2d9cfb00ecd040db6ef3a416bae9 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <clyne@bitgloo.com>
Date: Fri, 22 Jan 2021 21:43:36 -0500
Subject: upload initial port

---
 ChibiOS_20.3.2/os/hal/src/hal_wdg.c | 124 ++++++++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 ChibiOS_20.3.2/os/hal/src/hal_wdg.c

(limited to 'ChibiOS_20.3.2/os/hal/src/hal_wdg.c')

diff --git a/ChibiOS_20.3.2/os/hal/src/hal_wdg.c b/ChibiOS_20.3.2/os/hal/src/hal_wdg.c
new file mode 100644
index 0000000..442b2a2
--- /dev/null
+++ b/ChibiOS_20.3.2/os/hal/src/hal_wdg.c
@@ -0,0 +1,124 @@
+/*
+    ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    hal_wdg.c
+ * @brief   WDG Driver code.
+ *
+ * @addtogroup WDG
+ * @{
+ */
+
+#include "hal.h"
+
+#if (HAL_USE_WDG == TRUE) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions.                                                 */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables.                                                */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables.                                                   */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions.                                                   */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions.                                                */
+/*===========================================================================*/
+
+/**
+ * @brief   WDG Driver initialization.
+ * @note    This function is implicitly invoked by @p halInit(), there is
+ *          no need to explicitly initialize the driver.
+ *
+ * @init
+ */
+void wdgInit(void) {
+
+  wdg_lld_init();
+}
+
+/**
+ * @brief   Configures and activates the WDG peripheral.
+ *
+ * @param[in] wdgp      pointer to the @p WDGDriver object
+ * @param[in] config    pointer to the @p WDGConfig object
+ *
+ * @api
+ */
+void wdgStart(WDGDriver *wdgp, const WDGConfig *config) {
+
+  osalDbgCheck((wdgp != NULL) && (config != NULL));
+
+  osalSysLock();
+  osalDbgAssert((wdgp->state == WDG_STOP) || (wdgp->state == WDG_READY),
+                "invalid state");
+  wdgp->config = config;
+  wdg_lld_start(wdgp);
+  wdgp->state = WDG_READY;
+  osalSysUnlock();
+}
+
+/**
+ * @brief   Deactivates the WDG peripheral.
+ *
+ * @param[in] wdgp      pointer to the @p WDGDriver object
+ *
+ * @api
+ */
+void wdgStop(WDGDriver *wdgp) {
+
+  osalDbgCheck(wdgp != NULL);
+
+  osalSysLock();
+
+  osalDbgAssert((wdgp->state == WDG_STOP) || (wdgp->state == WDG_READY),
+                "invalid state");
+
+  wdg_lld_stop(wdgp);
+  wdgp->config = NULL;
+  wdgp->state  = WDG_STOP;
+
+  osalSysUnlock();
+}
+
+/**
+ * @brief   Resets WDG's counter.
+ *
+ * @param[in] wdgp      pointer to the @p WDGDriver object
+ *
+ * @api
+ */
+void wdgReset(WDGDriver *wdgp) {
+
+  osalDbgCheck(wdgp != NULL);
+
+  osalSysLock();
+  osalDbgAssert(wdgp->state == WDG_READY, "not ready");
+  wdgResetI(wdgp);
+  osalSysUnlock();
+}
+
+#endif /* HAL_USE_WDG == TRUE */
+
+/** @} */
-- 
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