From 4edc5aeca7251e69dfa772dfdd5b2e012375a809 Mon Sep 17 00:00:00 2001 From: Giovanni Di Sirio Date: Wed, 23 Mar 2016 12:36:05 +0000 Subject: Mass renaming of HAL files. git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@9151 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/src/hal_st.c | 130 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 os/hal/src/hal_st.c (limited to 'os/hal/src/hal_st.c') diff --git a/os/hal/src/hal_st.c b/os/hal/src/hal_st.c new file mode 100644 index 000000000..cf654f882 --- /dev/null +++ b/os/hal/src/hal_st.c @@ -0,0 +1,130 @@ +/* + ChibiOS - Copyright (C) 2006..2016 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 st.c + * @brief ST Driver code. + * + * @addtogroup ST + * @{ + */ + +#include "hal.h" + +#if (OSAL_ST_MODE != OSAL_ST_MODE_NONE) || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local types. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/** + * @brief ST Driver initialization. + * @note This function is implicitly invoked by @p halInit(), there is + * no need to explicitly initialize the driver. + * + * @init + */ +void stInit(void) { + + st_lld_init(); +} + + +/** + * @brief Starts the alarm. + * @note Makes sure that no spurious alarms are triggered after + * this call. + * @note This functionality is only available in free running mode, the + * behavior in periodic mode is undefined. + * + * @param[in] abstime the time to be set for the first alarm + * + * @api + */ +void stStartAlarm(systime_t abstime) { + + osalDbgAssert(stIsAlarmActive() == false, "already active"); + + st_lld_start_alarm(abstime); +} + +/** + * @brief Stops the alarm interrupt. + * @note This functionality is only available in free running mode, the + * behavior in periodic mode is undefined. + * + * @api + */ +void stStopAlarm(void) { + + st_lld_stop_alarm(); +} + +/** + * @brief Sets the alarm time. + * @note This functionality is only available in free running mode, the + * behavior in periodic mode is undefined. + * + * @param[in] abstime the time to be set for the next alarm + * + * @api + */ +void stSetAlarm(systime_t abstime) { + + osalDbgAssert(stIsAlarmActive() != false, "not active"); + + st_lld_set_alarm(abstime); +} + +/** + * @brief Returns the current alarm time. + * @note This functionality is only available in free running mode, the + * behavior in periodic mode is undefined. + * + * @return The currently set alarm time. + * + * @api + */ +systime_t stGetAlarm(void) { + + osalDbgAssert(stIsAlarmActive() != false, "not active"); + + return st_lld_get_alarm(); +} + +#endif /* OSAL_ST_MODE != OSAL_ST_MODE_NONE */ + +/** @} */ -- cgit v1.2.3