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/**
* @file
*
* @ingroup RTEMSBSPsARMTMS570
*
* @brief System clocks.
*/
/*
* Copyright (c) 2014 Pavel Pisa <pisa@cmp.felk.cvut.cz>
*
* Czech Technical University in Prague
* Zikova 1903/4
* 166 36 Praha 6
* Czech Republic
*
* Based on LPC24xx and LPC1768 BSP
* by embedded brains GmbH & Co. KG and others
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifndef LIBBSP_ARM_TMS570_SYSTEM_CLOCKS_H
#define LIBBSP_ARM_TMS570_SYSTEM_CLOCKS_H
#include <bsp/tms570.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
* @defgroup tms570_clock System Clocks
*
* @ingroup RTEMSBSPsARMTMS570
*
* @brief System clocks.
*
* @{
*/
/**
* @brief Returns current standard timer value in microseconds.
*
* This function uses RTI module free running counter 0 used
* which is used as system tick timebase as well.
*/
static inline unsigned tms570_timer(void)
{
uint32_t actual_fcr0 = TMS570_RTI.CNT[0].FRCx;
return actual_fcr0;
}
/** @} */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* LIBBSP_ARM_TMS570_SYSTEM_CLOCKS_H */
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