From 6b5ddb71fcb396ec826a283427b4771018d193e8 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Mon, 28 Feb 2011 18:44:46 +0000
Subject: GPT driver model, STM32 GPT driver implementation, not tested,
 documentation not done yet.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2779 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/include/gpt.h | 107 +++++++++++++++++++++++++++++++++++++++++++++++++++
 os/hal/include/hal.h |   1 +
 2 files changed, 108 insertions(+)
 create mode 100644 os/hal/include/gpt.h

(limited to 'os/hal/include')

diff --git a/os/hal/include/gpt.h b/os/hal/include/gpt.h
new file mode 100644
index 000000000..d4063cd6c
--- /dev/null
+++ b/os/hal/include/gpt.h
@@ -0,0 +1,107 @@
+/*
+    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
+
+    This file is part of ChibiOS/RT.
+
+    ChibiOS/RT is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/RT is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    gpt.h
+ * @brief   GPT Driver macros and structures.
+ *
+ * @addtogroup GPT
+ * @{
+ */
+
+#ifndef _GPT_H_
+#define _GPT_H_
+
+#if HAL_USE_GPT || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   Enables synchronous APIs.
+ * @note    Disabling this option saves both code and data space.
+ */
+#if !defined(GPT_USE_WAIT) || defined(__DOXYGEN__)
+#define GPT_USE_WAIT                TRUE
+#endif
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+#if GPT_USE_WAIT && !CH_USE_SEMAPHORES
+#error "GPT driver requires CH_USE_SEMAPHORES when GPT_USE_WAIT is enabled"
+#endif
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   Driver state machine possible states.
+ */
+typedef enum {
+  GPT_UNINIT = 0,                   /**< Not initialized.                   */
+  GPT_STOP = 1,                     /**< Stopped.                           */
+  GPT_READY = 2,                    /**< Ready.                             */
+  GPT_CONTINUOUS = 3,               /**< Active in continuous mode.         */
+  GPT_ONESHOT = 4                   /**< Active in one shot mode.           */
+} gptstate_t;
+
+#include "gpt_lld.h"
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void gptInit(void);
+  void gptObjectInit(GPTDriver *gptp);
+  void gptStart(GPTDriver *gptp, const GPTConfig *config);
+  void gptStop(GPTDriver *gptp);
+  void gptStartContinuous(GPTDriver *gptp, gptcnt_t interval);
+  void gptStartContinuousI(GPTDriver *gptp, gptcnt_t interval);
+  void gptStartOneShot(GPTDriver *gptp, gptcnt_t interval);
+  void gptStartOneShotI(GPTDriver *gptp, gptcnt_t interval);
+  void gptStopTimer(GPTDriver *gptp);
+  void gptStopTimerI(GPTDriver *gptp);
+  void gptPolledDelay(GPTDriver *gptp, gptcnt_t interval);
+#if GPT_USE_WAIT
+  void gptDelay(GPTDriver *gptp, gptcnt_t interval);
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAL_USE_GPT */
+
+#endif /* _GPT_H_ */
+
+/** @} */
diff --git a/os/hal/include/hal.h b/os/hal/include/hal.h
index 822dafc35..7cb3a873e 100644
--- a/os/hal/include/hal.h
+++ b/os/hal/include/hal.h
@@ -36,6 +36,7 @@
 #include "pal.h"
 #include "adc.h"
 #include "can.h"
+#include "gpt.h"
 #include "i2c.h"
 #include "mac.h"
 #include "pwm.h"
-- 
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