From 4b23f3b361221f5c57cef31bbf80c70372ab4d35 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@110e8d01-0319-4d1e-a829-52ad28d1bb01>
Date: Fri, 28 Sep 2018 08:20:40 +0000
Subject: New SIO HAL driver model.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12300 110e8d01-0319-4d1e-a829-52ad28d1bb01
---
 os/hal/src/hal_sio.c | 126 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 os/hal/src/hal_sio.c

(limited to 'os/hal/src')

diff --git a/os/hal/src/hal_sio.c b/os/hal/src/hal_sio.c
new file mode 100644
index 000000000..47901e292
--- /dev/null
+++ b/os/hal/src/hal_sio.c
@@ -0,0 +1,126 @@
+/*
+    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_sio.c
+ * @brief   SIO Driver code.
+ *
+ * @addtogroup SIO
+ * @{
+ */
+
+#include "hal.h"
+
+#if (HAL_USE_SIO == TRUE) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions.                                                 */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables.                                                */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions.                                                   */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions.                                                */
+/*===========================================================================*/
+
+/**
+ * @brief   SIO Driver initialization.
+ * @note    This function is implicitly invoked by @p halInit(), there is
+ *          no need to explicitly initialize the driver.
+ *
+ * @init
+ */
+void sioInit(void) {
+
+  sio_lld_init();
+}
+
+/**
+ * @brief   Initializes the standard part of a @p SIODriver structure.
+ *
+ * @param[out] siop     pointer to the @p SIODriver object
+ *
+ * @init
+ */
+void sioObjectInit(SIODriver *siop) {
+
+  siop->state      = SIO_STOP;
+  siop->config     = NULL;
+
+  /* Optional, user-defined initializer.*/
+#if defined(SIO_DRIVER_EXT_INIT_HOOK)
+  SIO_DRIVER_EXT_INIT_HOOK(siop);
+#endif
+}
+
+/**
+ * @brief   Configures and activates the SIO peripheral.
+ *
+ * @param[in] siop      pointer to the @p SIODriver object
+ * @param[in] config    pointer to the @p SIOConfig object
+ *
+ * @api
+ */
+void sioStart(SIODriver *siop, const SIOConfig *config) {
+
+  osalDbgCheck((siop != NULL) && (config != NULL));
+
+  osalSysLock();
+  osalDbgAssert((siop->state == SIO_STOP) || (siop->state == SIO_READY),
+                "invalid state");
+
+  siop->config = config;
+  sio_lld_start(siop);
+  siop->state = SIO_READY;
+  osalSysUnlock();
+}
+
+/**
+ * @brief   Deactivates the SIO peripheral.
+ *
+ * @param[in] siop      pointer to the @p SIODriver object
+ *
+ * @api
+ */
+void sioStop(SIODriver *siop) {
+
+  osalDbgCheck(siop != NULL);
+
+  osalSysLock();
+
+  osalDbgAssert((siop->state == SIO_STOP) || (siop->state == SIO_READY),
+                "invalid state");
+
+  sio_lld_stop(siop);
+  siop->config  = NULL;
+  siop->state   = SIO_STOP;
+
+  osalSysUnlock();
+}
+
+#endif /* HAL_USE_SIO == TRUE */
+
+/** @} */
-- 
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