Refactor BeRTOS to be in his own directory.

[bertos.git] / drv / phase.c

diff --git a/drv/phase.c b/drv/phase.c
deleted file mode 100644 (file)
index e30f466..0000000
--- a/drv/phase.c
+++ /dev/null
@@ -1,192 +0,0 @@
-/**
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos 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 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction.  Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License.  This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2005 Develer S.r.l. (http://www.develer.com/)
- * -->
- *
- * \version $Id$
- *
- * \brief Phase control driver (implementation)
- *
- * \version $Id$
- * \author Francesco Sacchi <batt@develer.com>
- */
-
-#include <drv/timer.h>
-
-
-#include <cfg/macros.h>
-#include <cpu/irq.h>
-#include <cpu/types.h>
-#include <cfg/compiler.h>
-
-
-#include <hw_phase.h>
-#include <drv/phase.h>
-
-#include <math.h>
-
-/** Array  of triacs */
-static Triac triacs[TRIAC_CNT];
-
-DB(bool phase_initialized;)
-
-/**
- * Zerocross interrupt, call when 220V cross zero.
- *
- * This function turn off all triacs that have duty < 100%
- * and arm the triac timers for phase control.
- * This function is frequency adaptive so can work both at 50 or 60Hz.
- */
-DEFINE_ZEROCROSS_ISR()
-{
-       ticks_t period, now;
-       static ticks_t prev_time;
-       TriacDev dev;
-
-       now = timer_clock_unlocked();
-       period = now - prev_time;
-
-       for (dev = 0; dev < TRIAC_CNT; dev++)
-       {
-               /* Only turn off triac if duty is != 100% */
-               if (triacs[dev].duty != TRIAC_MAX_DUTY)
-                       TRIAC_OFF(dev);
-               /* Compute delay from duty */
-               timer_setDelay(&triacs[dev].timer, DIV_ROUND(period * (TRIAC_MAX_DUTY - triacs[dev].duty), TRIAC_MAX_DUTY));
-
-               /* This check avoids inserting the same timer twice
-                * in case of an intempestive zerocross or spike */
-               if (triacs[dev].running)
-               {
-                       timer_abort(&triacs[dev].timer);
-                       //kprintf("[%lu]\n", timer_clock());
-               }
-
-               triacs[dev].running = true;
-               timer_add(&triacs[dev].timer);
-       }
-       prev_time = now;
-}
-
-
-
-/**
- * Set duty of the triac channel \a dev (interrupt safe).
- */
-void phase_setDuty(TriacDev dev, triac_duty_t duty)
-{
-       cpuflags_t flags;
-       IRQ_SAVE_DISABLE(flags);
-
-       phase_setDutyUnlock(dev,duty);
-
-       IRQ_RESTORE(flags);
-}
-
-
-
-/**
- * Set duty of the triac channel \a dev (NOT INTERRUPT SAFE).
- */
-void phase_setDutyUnlock(TriacDev dev, triac_duty_t duty)
-{
-       triacs[dev].duty = MIN(duty, (triac_duty_t)TRIAC_MAX_DUTY);
-}
-
-
-
-/**
- * Set power of the triac channel \a dev (interrupt safe).
- *
- * This function approsimate the sine wave to a triangular wave to compute
- * RMS power.
- */
-void phase_setPower(TriacDev dev, triac_power_t power)
-{
-       bool greater_fifty = false;
-       triac_duty_t duty;
-
-       power = MIN(power, (triac_power_t)TRIAC_MAX_POWER);
-
-       if (power > TRIAC_MAX_POWER / 2)
-       {
-               greater_fifty = true;
-               power = TRIAC_MAX_POWER - power;
-       }
-
-       duty = TRIAC_POWER_K * sqrt(power);
-
-       if (greater_fifty)
-               duty = TRIAC_MAX_DUTY - duty;
-       phase_setDuty(dev, duty);
-}
-
-
-
-/**
- * Soft int for each \a _dev triac.
- *
- * The triacs are turned on at different time to achieve phase control.
- */
-static void phase_softint(void *_dev)
-{
-       TriacDev dev = (TriacDev)_dev;
-
-       /* Only turn on if duty is !=0 */
-       if (triacs[dev].duty)
-               TRIAC_ON(dev);
-       triacs[dev].running = false;
-}
-
-
-
-/**
- * Initialize phase control driver
- */
-void phase_init(void)
-{
-       cpuflags_t flags;
-       TriacDev dev;
-
-       /* Init timers and ensure that all triac are off */
-       for (dev = 0; dev < TRIAC_CNT; dev++)
-       {
-               triacs[dev].duty = 0;
-               triacs[dev].running = false;
-               SET_TRIAC_DDR(dev);
-               TRIAC_OFF(dev);
-               timer_set_event_softint(&triacs[dev].timer, (Hook)phase_softint, (void *)dev);
-       }
-       IRQ_SAVE_DISABLE(flags);
-
-       /* Init zero cross interrupt */
-       PHASE_HW_INIT;
-       DB(phase_initialized = true;)
-       IRQ_RESTORE(flags);
-}