1/*- 2 * Copyright (c) 1999 Nick Sayer (who stole shamelessly from blank_saver) 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31#include <sys/param.h> 32#include <sys/systm.h> 33#include <sys/condvar.h> 34#include <sys/kernel.h> 35#include <sys/kthread.h> 36#include <sys/lock.h> 37#include <sys/module.h> 38#include <sys/mutex.h> 39#include <sys/consio.h> 40#include <sys/fbio.h> 41 42#include <dev/fb/fbreg.h> 43#include <dev/fb/splashreg.h> 44#include <dev/syscons/syscons.h> 45 46#include <sys/selinfo.h> 47#include <machine/apm_bios.h> 48#include <machine/pc/bios.h> 49#include <machine/bus.h> 50#include <i386/bios/apm.h> 51 52extern int apm_display(int newstate); 53 54extern struct apm_softc apm_softc; 55 56static int blanked=0; 57 58static int 59apm_saver(video_adapter_t *adp, int blank) 60{ 61 if (!apm_softc.initialized || !apm_softc.active) 62 return 0; 63 64 if (blank==blanked) 65 return 0; 66 67 blanked=blank; 68 69 apm_display(!blanked); 70 71 return 0; 72} 73 74static int 75apm_init(video_adapter_t *adp) 76{ 77 if (!apm_softc.initialized || !apm_softc.active) 78 printf("WARNING: apm_saver module requires apm enabled\n"); 79 return 0; 80} 81 82static int 83apm_term(video_adapter_t *adp) 84{ 85 return 0; 86} 87 88static scrn_saver_t apm_module = { 89 "apm_saver", apm_init, apm_term, apm_saver, NULL, 90}; 91 92SAVER_MODULE(apm_saver, apm_module); 93MODULE_DEPEND(apm_saver, apm, 1, 1, 1); 94