ChibiOS 2.6.8, until I can figure out where to get it from git.

2026-09-12 09:39:30 +00:00 · 2015-07-08 08:40:23 -07:00
parent dc6fee8370
commit e1eea8e08a
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+/*
+    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
+                 2011,2012,2013 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/>.
+
+                                      ---
+
+    A special exception to the GPL can be applied should you wish to distribute
+    a combined work that includes ChibiOS/RT, without being obliged to provide
+    the source code for any proprietary components. See the file exception.txt
+    for full details of how and when the exception can be applied.
+*/
+/*
+   Concepts and parts of this file have been contributed by Uladzimir Pylinsky
+   aka barthess.
+ */
+
+/**
+ * @file    rtc.c
+ * @brief   RTC Driver code.
+ *
+ * @addtogroup RTC
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#if HAL_USE_RTC || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions.                                                 */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables.                                                */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions.                                                   */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions.                                                */
+/*===========================================================================*/
+
+/**
+ * @brief   RTC Driver initialization.
+ * @note    This function is implicitly invoked by @p halInit(), there is
+ *          no need to explicitly initialize the driver.
+ *
+ * @init
+ */
+void rtcInit(void) {
+
+  rtc_lld_init();
+}
+
+/**
+ * @brief   Set current time.
+ *
+ * @param[in] rtcp      pointer to RTC driver structure
+ * @param[in] timespec  pointer to a @p RTCTime structure
+ *
+ * @api
+ */
+void rtcSetTime(RTCDriver *rtcp, const RTCTime *timespec) {
+
+  chDbgCheck((rtcp != NULL) && (timespec != NULL), "rtcSetTime");
+
+  chSysLock();
+  rtcSetTimeI(rtcp, timespec);
+  chSysUnlock();
+}
+
+/**
+ * @brief   Get current time.
+ *
+ * @param[in] rtcp      pointer to RTC driver structure
+ * @param[out] timespec pointer to a @p RTCTime structure
+ *
+ * @api
+ */
+void rtcGetTime(RTCDriver *rtcp, RTCTime *timespec) {
+
+  chDbgCheck((rtcp != NULL) && (timespec != NULL), "rtcGetTime");
+
+  chSysLock();
+  rtcGetTimeI(rtcp, timespec);
+  chSysUnlock();
+}
+
+#if (RTC_ALARMS > 0) || defined(__DOXYGEN__)
+/**
+ * @brief   Set alarm time.
+ *
+ * @param[in] rtcp      pointer to RTC driver structure
+ * @param[in] alarm     alarm identifier
+ * @param[in] alarmspec pointer to a @p RTCAlarm structure or @p NULL
+ *
+ * @api
+ */
+void rtcSetAlarm(RTCDriver *rtcp,
+                 rtcalarm_t alarm,
+                 const RTCAlarm *alarmspec) {
+
+  chDbgCheck((rtcp != NULL) && (alarm < RTC_ALARMS), "rtcSetAlarm");
+
+  chSysLock();
+  rtcSetAlarmI(rtcp, alarm, alarmspec);
+  chSysUnlock();
+}
+
+/**
+ * @brief   Get current alarm.
+ * @note    If an alarm has not been set then the returned alarm specification
+ *          is not meaningful.
+ *
+ * @param[in] rtcp      pointer to RTC driver structure
+ * @param[in] alarm     alarm identifier
+ * @param[out] alarmspec pointer to a @p RTCAlarm structure
+ *
+ * @api
+ */
+void rtcGetAlarm(RTCDriver *rtcp,
+                 rtcalarm_t alarm,
+                 RTCAlarm *alarmspec) {
+
+  chDbgCheck((rtcp != NULL) && (alarm < RTC_ALARMS) && (alarmspec != NULL),
+             "rtcGetAlarm");
+
+  chSysLock();
+  rtcGetAlarmI(rtcp, alarm, alarmspec);
+  chSysUnlock();
+}
+#endif /* RTC_ALARMS > 0 */
+
+#if RTC_SUPPORTS_CALLBACKS || defined(__DOXYGEN__)
+/**
+ * @brief   Enables or disables RTC callbacks.
+ * @details This function enables or disables the callback, use a @p NULL
+ *          pointer in order to disable it.
+ *
+ * @param[in] rtcp      pointer to RTC driver structure
+ * @param[in] callback  callback function pointer or @p NULL
+ *
+ * @api
+ */
+void rtcSetCallback(RTCDriver *rtcp, rtccb_t callback) {
+
+  chDbgCheck((rtcp != NULL), "rtcSetCallback");
+
+  chSysLock();
+  rtcSetCallbackI(rtcp, callback);
+  chSysUnlock();
+}
+#endif /* RTC_SUPPORTS_CALLBACKS */
+
+/**
+ * @brief   Get current time in format suitable for usage in FatFS.
+ *
+ * @param[in] rtcp      pointer to RTC driver structure
+ * @return              FAT time value.
+ *
+ * @api
+ */
+uint32_t rtcGetTimeFat(RTCDriver *rtcp) {
+
+  chDbgCheck((rtcp != NULL), "rtcSetTime");
+  return rtc_lld_get_time_fat(rtcp);
+}
+
+#endif /* HAL_USE_RTC */
+
+/** @} */