From 900e901fd054806924f637c4a49978625016ba11 Mon Sep 17 00:00:00 2001 From: utzig Date: Tue, 14 Jul 2015 22:07:45 +0000 Subject: [AVR] Add missing port functions for freerunning mode on RT git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8096 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/rt/ports/AVR/chcore.h | 4 ++ os/rt/ports/AVR/chcore_timer.h | 124 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 128 insertions(+) create mode 100644 os/rt/ports/AVR/chcore_timer.h (limited to 'os') diff --git a/os/rt/ports/AVR/chcore.h b/os/rt/ports/AVR/chcore.h index c9ba077d2..4cbd5b4aa 100644 --- a/os/rt/ports/AVR/chcore.h +++ b/os/rt/ports/AVR/chcore.h @@ -381,6 +381,10 @@ extern "C" { } #endif +#if CH_CFG_ST_TIMEDELTA > 0 +#include "chcore_timer.h" +#endif + #endif /* _CHCORE_H_ */ /** @} */ diff --git a/os/rt/ports/AVR/chcore_timer.h b/os/rt/ports/AVR/chcore_timer.h new file mode 100644 index 000000000..58b01a19e --- /dev/null +++ b/os/rt/ports/AVR/chcore_timer.h @@ -0,0 +1,124 @@ +/* + ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio. + + This file is part of ChibiOS. + + ChibiOS 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 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 . +*/ + +/** + * @file AVR/chcore_timer.h + * @brief System timer header file. + * + * @addtogroup AVR_TIMER + * @{ + */ + +#ifndef _CHCORE_TIMER_H_ +#define _CHCORE_TIMER_H_ + +/* This is the only header in the HAL designed to be include-able alone.*/ +#include "st.h" + +/*===========================================================================*/ +/* Module constants. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Module pre-compile time settings. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Module data structures and types. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Module macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Module inline functions. */ +/*===========================================================================*/ + +/** + * @brief Starts the alarm. + * @note Makes sure that no spurious alarms are triggered after + * this call. + * + * @param[in] time the time to be set for the first alarm + * + * @notapi + */ +static inline void port_timer_start_alarm(systime_t time) { + + stStartAlarm(time); +} + +/** + * @brief Stops the alarm interrupt. + * + * @notapi + */ +static inline void port_timer_stop_alarm(void) { + + stStopAlarm(); +} + +/** + * @brief Sets the alarm time. + * + * @param[in] time the time to be set for the next alarm + * + * @notapi + */ +static inline void port_timer_set_alarm(systime_t time) { + + stSetAlarm(time); +} + +/** + * @brief Returns the system time. + * + * @return The system time. + * + * @notapi + */ +static inline systime_t port_timer_get_time(void) { + + return stGetCounter(); +} + +/** + * @brief Returns the current alarm time. + * + * @return The currently set alarm time. + * + * @notapi + */ +static inline systime_t port_timer_get_alarm(void) { + + return stGetAlarm(); +} + +#endif /* _CHCORE_TIMER_H_ */ + +/** @} */ -- cgit v1.2.3