diff options
Diffstat (limited to 'os/hal/src/tm.c')
| -rw-r--r-- | os/hal/src/tm.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/os/hal/src/tm.c b/os/hal/src/tm.c deleted file mode 100644 index 5b002cd90..000000000 --- a/os/hal/src/tm.c +++ /dev/null @@ -1,128 +0,0 @@ -/*
- 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/>.
-*/
-
-/**
- * @file tm.c
- * @brief Time Measurement driver code.
- *
- * @addtogroup TM
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-#if HAL_USE_TM || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/**
- * @brief Subsystem calibration value.
- */
-static halrtcnt_t measurement_offset;
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/**
- * @brief Starts a measurement.
- *
- * @param[in,out] tmp pointer to a @p TimeMeasurement structure
- *
- * @notapi
- */
-static void tm_start(TimeMeasurement *tmp) {
-
- tmp->last = halGetCounterValue();
-}
-
-/**
- * @brief Stops a measurement.
- *
- * @param[in,out] tmp pointer to a @p TimeMeasurement structure
- *
- * @notapi
- */
-static void tm_stop(TimeMeasurement *tmp) {
-
- halrtcnt_t now = halGetCounterValue();
- tmp->last = now - tmp->last - measurement_offset;
- if (tmp->last > tmp->worst)
- tmp->worst = tmp->last;
- else if (tmp->last < tmp->best)
- tmp->best = tmp->last;
-}
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Initializes the Time Measurement unit.
- *
- * @init
- */
-void tmInit(void) {
- TimeMeasurement tm;
-
- /* Time Measurement subsystem calibration, it does a null measurement
- and calculates the call overhead which is subtracted to real
- measurements.*/
- measurement_offset = 0;
- tmObjectInit(&tm);
- tmStartMeasurement(&tm);
- tmStopMeasurement(&tm);
- measurement_offset = tm.last;
-}
-
-/**
- * @brief Initializes a @p TimeMeasurement object.
- *
- * @param[out] tmp pointer to a @p TimeMeasurement structure
- *
- * @init
- */
-void tmObjectInit(TimeMeasurement *tmp) {
-
- tmp->start = tm_start;
- tmp->stop = tm_stop;
- tmp->last = (halrtcnt_t)0;
- tmp->worst = (halrtcnt_t)0;
- tmp->best = (halrtcnt_t)-1;
-}
-
-#endif /* HAL_USE_TM */
-
-/** @} */
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