182 lines
3.8 KiB
C
182 lines
3.8 KiB
C
/**
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* \file
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* <!--
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* This file is part of BeRTOS.
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*
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* Bertos is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*
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* Copyright 2008 Develer S.r.l. (http://www.develer.com/)
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* All Rights Reserved.
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* -->
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*
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* \brief thermo hardware-specific control functions.
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*
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* \author Francesco Sacchi <batt@develer.com>
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*
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*/
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#ifndef HW_THERMO_H
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#define HW_THERMO_H
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#include "thermo_map.h"
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#include "ntc_map.h"
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#include <drv/phase.h>
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#include <drv/ntc.h>
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#include <cfg/debug.h>
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#include <cfg/compiler.h>
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#warning TODO:This is an example implentation, you must implement it!
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/*!
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* This function should return the temperature set tolerance.
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*/
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INLINE deg_t thermo_hw_tolerance(ThermoDev dev)
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{
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ASSERT(dev < THERMO_CNT);
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switch (dev)
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{
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case THERMO_TEST:
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/* Put here convertion function to temperature size */
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break;
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/* Put here your thermo device */
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default:
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ASSERT(0);
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}
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return 0;
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}
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/*!
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* This function should return the timeout for reaching the
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* target temperature.
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*/
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INLINE ticks_t thermo_hw_timeout(ThermoDev dev)
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{
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ASSERT(dev < THERMO_CNT);
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switch (dev)
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{
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case THERMO_TEST:
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/* return ms_to_ticks(60000); */
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break;
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/* Put here a time out for select thermo device */
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default:
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ASSERT(0);
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}
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return 0;
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}
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/*!
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* Read the temperature of the hw device \a dev.
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*/
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INLINE deg_t thermo_hw_read(ThermoDev dev)
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{
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return ntc_read(dev);
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}
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/*!
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* Turns off a specific device.
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* This function is usefull to handle errors.
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*/
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INLINE void thermo_hw_off(ThermoDev dev)
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{
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ASSERT(dev < THERMO_CNT);
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switch (dev)
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{
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case THERMO_TEST:
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phase_setPower(TRIAC_TEST, 0);
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break;
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/* Put here a thermo device to turn off */
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default:
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ASSERT(0);
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}
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}
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/*!
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* Based on the current temperature \a cur_temp and the target temperature \a target, this function turns on and off specific
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* triac channel and handles the freezer alarm.
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* It may use also PID control for thermo-regolations.
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*/
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INLINE void thermo_hw_set(ThermoDev dev, deg_t target, deg_t cur_temp)
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{
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ASSERT(dev < THERMO_CNT);
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deg_t dist = target - cur_temp;
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//kprintf("dev[%d], dist[%d]\n", dev, dist);
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switch(dev)
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{
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case THERMO_TEST:
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if (dist > 0)
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{
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/* phase_setPower(TRIAC_TEST, dist * PID_TEST_K); */
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}
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else
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{
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/* phase_setPower(TRIAC_TEST, 0); */
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}
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break;
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/* Put here an other thermo device */
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default:
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ASSERT(0);
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}
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}
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#define THERMO_HW_INIT _thermo_hw_init()
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/*!
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* Init hw associated with thermo-control.
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*/
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INLINE void _thermo_hw_init(void)
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{
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ASSERT(phase_initialized);
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ASSERT(ntc_initialized);
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phase_setPower(TRIAC_TEST, 0);
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/* Add here the other thermo device */
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}
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#endif /* HW_THERMO_H */
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