120 lines
3.3 KiB
C
120 lines
3.3 KiB
C
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/*
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* Copyright (c) 2007, Swedish Institute of Computer Science
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* All rights reserved.
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*
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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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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* 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 INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)$Id: qleds.c,v 1.1 2007/02/02 14:07:34 bg- Exp $
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*/
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#include "contiki.h"
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#include "dev/leds.h"
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#include <avr/io.h>
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void
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leds_init(void)
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{
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#ifdef CB_GATEWAY
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DDRE |= LEDS_CONF_GREEN | LEDS_CONF_YELLOW;
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PORTE |= LEDS_CONF_GREEN | LEDS_CONF_YELLOW; /* LEDS off */
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#else
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DDRB |= LEDS_CONF_ORANGE | LEDS_CONF_GREEN;
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DDRE |= LEDS_CONF_RED | LEDS_CONF_YELLOW;
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PORTB &= ~(LEDS_CONF_ORANGE | LEDS_CONF_GREEN);
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PORTE &= ~(LEDS_CONF_RED | LEDS_CONF_YELLOW);
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#endif
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}
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void
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leds_on(unsigned char leds)
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{
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#ifdef CB_GATEWAY
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if (leds & LEDS_GREEN)
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PORTE &= ~LEDS_CONF_GREEN;
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if (leds & LEDS_YELLOW)
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PORTE &= ~LEDS_CONF_YELLOW;
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#else
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if (leds & LEDS_ORANGE)
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PORTB |= LEDS_CONF_ORANGE;
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if (leds & LEDS_GREEN)
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PORTB |= LEDS_CONF_GREEN;
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if (leds & LEDS_RED)
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PORTE |= LEDS_CONF_RED;
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if (leds & LEDS_YELLOW)
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PORTE |= LEDS_CONF_YELLOW;
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#endif
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}
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void
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leds_off(unsigned char leds)
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{
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#ifdef CB_GATEWAY
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if (leds & LEDS_GREEN)
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PORTE |= LEDS_CONF_GREEN;
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if (leds & LEDS_YELLOW)
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PORTE |= LEDS_CONF_YELLOW;
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#else
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if (leds & LEDS_ORANGE)
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PORTB &= ~LEDS_CONF_ORANGE;
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if (leds & LEDS_GREEN)
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PORTB &= ~LEDS_CONF_GREEN;
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if (leds & LEDS_RED)
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PORTE &= ~LEDS_CONF_RED;
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if (leds & LEDS_YELLOW)
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PORTE &= ~LEDS_CONF_YELLOW;
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#endif
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}
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void
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leds_toggle(unsigned char leds)
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{
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/*
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* Synonym: void leds_invert(unsigned char leds);
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*/
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asm(".global leds_invert\nleds_invert:\n");
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#ifdef CB_GATEWAY
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if (leds & LEDS_GREEN)
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PORTE ^= ~LEDS_CONF_GREEN;
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if (leds & LEDS_YELLOW)
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PORTE ^= ~LEDS_CONF_YELLOW;
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#else
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if (leds & LEDS_ORANGE)
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PORTB ^= LEDS_CONF_ORANGE;
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if (leds & LEDS_GREEN)
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PORTB ^= LEDS_CONF_GREEN;
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if (leds & LEDS_RED)
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PORTE ^= LEDS_CONF_RED;
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if (leds & LEDS_YELLOW)
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PORTE ^= LEDS_CONF_YELLOW;
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#endif
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}
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