-/*!
+/**
* \file
* <!--
- * Copyright 2003,2004 Develer S.r.l. (http://www.develer.com/)
- * Copyright 1999,2003 Bernardo Innocenti <bernie@develer.com>
- * This file is part of DevLib - See devlib/README for information.
- * -->
+ * This file is part of BeRTOS.
*
- * \version $Id$
+ * 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.
*
- * \author Bernardo Innocenti <bernie@develer.com>
+ * 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.
*
- * \brief Buzzer driver
- */
-
-/*
- * $Log$
- * Revision 1.6 2004/06/07 18:10:06 aleph
- * Remove free pool of timers; use user-provided Timer structure instead
+ * 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.
*
- * Revision 1.5 2004/06/07 15:54:23 aleph
- * Update to new event.h naming
+ * Copyright 2003, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
+ * Copyright 1999, 2003 Bernardo Innocenti <bernie@develer.com>
*
- * Revision 1.4 2004/06/06 16:09:22 bernie
- * Reformat (from project_ks).
+ * -->
*
- * Revision 1.3 2004/06/03 11:27:09 bernie
- * Add dual-license information.
+ * \version $Id$
*
- * Revision 1.2 2004/05/23 18:21:53 bernie
- * Trim CVS logs and cleanup header info.
+ * \brief Buzzer driver (implementation)
*
+ * \version $Id$
+ * \author Bernardo Innocenti <bernie@develer.com>
+ * \author Francesco Sacchi <batt@develer.com>
*/
-#include "hw.h"
-#include "kdebug.h"
-#include "timer.h"
+/*#*
+ *#* $Log$
+ *#* Revision 1.19 2006/07/19 12:56:25 bernie
+ *#* Convert to new Doxygen style.
+ *#*
+ *#* Revision 1.18 2006/02/17 21:15:25 bernie
+ *#* Add MOD_CHECK() checks.
+ *#*
+ *#* Revision 1.17 2006/02/10 12:30:18 bernie
+ *#* Push interrupt protection inside hw module.
+ *#*
+ *#* Revision 1.16 2005/11/04 16:19:33 bernie
+ *#* buz_init(): Restore IRQ protection as in project_bko.
+ *#*
+ *#* Revision 1.15 2005/06/27 21:25:50 bernie
+ *#* Modularize hardware access; Port to new timer interface.
+ *#*
+ *#* Revision 1.14 2005/04/11 19:10:27 bernie
+ *#* Include top-level headers from cfg/ subdir.
+ *#*
+ *#* Revision 1.13 2005/02/18 11:20:15 bernie
+ *#* Use mware/event.h; Update copyright info.
+ *#*
+ *#* Revision 1.12 2004/12/13 12:07:06 bernie
+ *#* DISABLE_IRQSAVE/ENABLE_IRQRESTORE: Convert to IRQ_SAVE_DISABLE/IRQ_RESTORE.
+ *#*
+ *#* Revision 1.11 2004/12/08 09:11:53 bernie
+ *#* Rename time_t to mtime_t.
+ *#*
+ *#* Revision 1.10 2004/10/03 18:38:51 bernie
+ *#* Add missing AVR header; Fix header.
+ *#*
+ *#* Revision 1.9 2004/09/14 21:01:25 bernie
+ *#* Use new AVR port pin names.
+ *#*/
+
#include "buzzer.h"
-#include <kern/event.h>
-
-
-#if (ARCH & ARCH_EMUL)
-
- int Emul_IsBuzzerOn(void);
- void Emul_BuzzerOn(void);
- void Emul_BuzzerOff(void);
- void Emul_BuzzerInit(void);
-
- #define IS_BUZZER_ON (Emul_IsBuzzerOn())
- #define BUZZER_ON (Emul_BuzzerOn())
- #define BUZZER_OFF (Emul_BuzzerOff())
- #define BUZZER_INIT (Emul_BuzzerInit())
-
-#elif defined(__AVR__)
-
- #define IS_BUZZER_ON (PORTG & BV(PORTG0))
-
- /*!
- * Buzzer manipulation macros
- *
- * \note Some PORTG functions are being used from
- * interrupt code, so we must be careful to
- * avoid race conditions.
- */
- #define BUZZER_ON \
- do { \
- cpuflags_t _flags; \
- DISABLE_IRQSAVE(_flags); \
- PORTG |= BV(PORTG0); \
- ENABLE_IRQRESTORE(_flags); \
- } while (0)
-
- #define BUZZER_OFF \
- do { \
- cpuflags_t _flags; \
- DISABLE_IRQSAVE(_flags); \
- PORTG &= ~BV(PORTG0); \
- ENABLE_IRQRESTORE(_flags); \
- } while (0)
-
- #define BUZZER_INIT \
- do { \
- cpuflags_t _flags; \
- DISABLE_IRQSAVE(_flags); \
- PORTG &= ~BV(PORTG0); \
- DDRG |= BV(PORTG0); \
- ENABLE_IRQRESTORE(_flags); \
- } while (0)
-
-#elif defined(__IAR_SYSTEMS_ICC) || defined(__IAR_SYSTEMS_ICC__) /* 80C196 */
-
- #define IS_BUZZER_ON (cpld->Buzzer & 1)
- #define BUZZER_ON (cpld->Buzzer = 1)
- #define BUZZER_OFF (cpld->Buzzer = 0)
- #define BUZZER_INIT (cpld->Buzzer = 0)
-
-#endif /* ARCH, __AVR__, __IAR_SYSTEM_ICC */
+
+#include <hw_buzzer.h>
+#include <drv/timer.h>
+
+#include <mware/event.h>
+
+#include <cfg/debug.h>
+#include <cfg/module.h>
/* Local vars */
static Timer buz_timer;
static bool buz_timer_running;
-static time_t buz_repeat_interval;
-static time_t buz_repeat_duration;
+static mtime_t buz_repeat_interval;
+static mtime_t buz_repeat_duration;
-/*!
+/**
* Turn off buzzer, called by software timer
*/
static void buz_softint(void)
if (buz_repeat_interval)
{
/* Wait for interval time */
- buz_timer.delay = buz_repeat_interval;
+ timer_setDelay(&buz_timer, ms_to_ticks(buz_repeat_interval));
timer_add(&buz_timer);
}
else
{
/* Wait for beep time */
BUZZER_ON;
- buz_timer.delay = buz_repeat_duration;
+ timer_setDelay(&buz_timer, ms_to_ticks(buz_repeat_duration));
timer_add(&buz_timer);
}
else
}
-/*!
+/**
* Beep for the specified ms time
*/
-void buz_beep(time_t time)
+void buz_beep(mtime_t time)
{
cpuflags_t flags;
+ IRQ_SAVE_DISABLE(flags);
/* Remove the software interrupt if it was already queued */
- DISABLE_IRQSAVE(flags);
if (buz_timer_running)
timer_abort(&buz_timer);
/* Add software interrupt to turn the buzzer off later */
buz_timer_running = true;
- buz_timer.delay = time;
+ timer_setDelay(&buz_timer, ms_to_ticks(time));
timer_add(&buz_timer);
- ENABLE_IRQRESTORE(flags);
+ IRQ_RESTORE(flags);
}
-/*!
+/**
* Start buzzer repetition
*/
-void buz_repeat_start(time_t duration, time_t interval)
+void buz_repeat_start(mtime_t duration, mtime_t interval)
{
buz_repeat_interval = interval;
buz_repeat_duration = duration;
}
-/*!
+/**
* Stop buzzer repetition
*/
void buz_repeat_stop(void)
{
cpuflags_t flags;
- DISABLE_IRQSAVE(flags);
+ IRQ_SAVE_DISABLE(flags);
/* Remove the software interrupt if it was already queued */
if (buz_timer_running)
buz_repeat_interval = 0;
BUZZER_OFF;
- ENABLE_IRQRESTORE(flags);
+ IRQ_RESTORE(flags);
}
+MOD_DEFINE(buzzer)
-/*!
- * Initialize buzzer
+/**
+ * Initialize buzzer.
*/
void buz_init(void)
{
- BUZZER_INIT;
+ MOD_CHECK(timer);
+
+ BUZZER_HW_INIT;
+
+ /* Init software interrupt. */
+ timer_set_event_softint(&buz_timer, (Hook)buz_softint, 0);
- /* Inizializza software interrupt */
- event_initSoftInt(&buz_timer.expire, (Hook)buz_softint, 0);
+ MOD_INIT(buzzer);
}