/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 by Alan Korr * * This program 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include "config.h" #include #include "cpu.h" #include "led.h" #include "system.h" #include "kernel.h" #if (CONFIG_LED == LED_REAL) #if defined(SAMSUNG_YH920) || defined(SAMSUNG_YH925) #define LED_ON GPIO_CLEAR_BITWISE(GPIOF_OUTPUT_VAL, 0x20) #define LED_OFF GPIO_SET_BITWISE(GPIOF_OUTPUT_VAL, 0x20) #else #define LED_ON or_b(0x40, &PBDRL) #define LED_OFF and_b(~0x40, &PBDRL) #endif /* SAMSUNG_YH920 || SAMSUNG_YH925 */ void led(bool on) { if ( on ) { LED_ON; } else { LED_OFF; } } #elif (CONFIG_LED == LED_VIRTUAL) || defined(HAVE_REMOTE_LCD) static bool current; static long last_on; /* timestamp of switching off */ void led(bool on) { if (current && !on) /* switching off */ { last_on = current_tick; /* remember for off delay */ } current = on; } bool led_read(int delayticks) /* read by status bar update */ { /* reading "off" is delayed by user-supplied monoflop value */ return (current || TIME_BEFORE(current_tick, last_on+delayticks)); } #else void led(bool on) { (void)on; } #endif /* CONFIG_LED, HAVE_REMOTE_LCD */