forked from Imagelibrary/rtems
81 lines
2.9 KiB
C
81 lines
2.9 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @brief Header file for timer functions.
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*/
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/*
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* Copyright (c) 2008 embedded brains GmbH & Co. KG
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LIBBSP_POWERPC_MPC83XX_TIMER_H
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#define LIBBSP_POWERPC_MPC83XX_TIMER_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <rtems.h>
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#define MPC83XX_GTM_NUMBER 8
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#define MPC83XX_GTM_CLOCK_CASCADED 0x0000
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#define MPC83XX_GTM_CLOCK_SYSTEM 0x0002
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#define MPC83XX_GTM_CLOCK_SYSTEM_SLOW 0x0004
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#define MPC83XX_GTM_CLOCK_EXTERN 0x0006
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rtems_status_code mpc83xx_gtm_initialize( int timer, int clock);
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rtems_status_code mpc83xx_gtm_enable_restart( int timer, bool enable);
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rtems_status_code mpc83xx_gtm_set_clock( int timer, int clock);
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rtems_status_code mpc83xx_gtm_get_clock( int timer, int *clock);
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rtems_status_code mpc83xx_gtm_start( int timer);
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rtems_status_code mpc83xx_gtm_stop( int timer);
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rtems_status_code mpc83xx_gtm_set_value( int timer, uint16_t value);
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rtems_status_code mpc83xx_gtm_get_value( int timer, uint16_t *value);
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rtems_status_code mpc83xx_gtm_set_reference( int timer, uint16_t reference);
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rtems_status_code mpc83xx_gtm_get_reference( int timer, uint16_t *reference);
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rtems_status_code mpc83xx_gtm_set_prescale( int timer, uint8_t prescale);
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rtems_status_code mpc83xx_gtm_get_prescale( int timer, uint8_t *prescale);
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rtems_status_code mpc83xx_gtm_interrupt_get_vector( int timer, rtems_vector_number *vector);
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rtems_status_code mpc83xx_gtm_interrupt_enable( int timer);
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rtems_status_code mpc83xx_gtm_interrupt_disable( int timer);
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rtems_status_code mpc83xx_gtm_interrupt_clear( int timer);
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#endif /* LIBBSP_POWERPC_MPC83XX_TIMER_H */
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