splashreg.h

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    1 /*-
    2  * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
    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 as
   10  *    the first lines of this file unmodified.
   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  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   25  *
   26  * $FreeBSD: src/sys/dev/fb/splashreg.h,v 1.4 1999/08/28 00:41:41 peter Exp $
   27  * $DragonFly: src/sys/dev/video/fb/splashreg.h,v 1.2 2003/06/17 04:28:25 dillon Exp $
   28  */
   29 
   30 #ifndef _DEV_FB_SPLASHREG_H_
   31 #define _DEV_FB_SPLASHREG_H_
   32 
   33 #define SPLASH_IMAGE    "splash_image_data"
   34 
   35 struct video_adapter;
   36 
   37 struct image_decoder {
   38         char            *name;
   39         int             (*init)(struct video_adapter *adp);
   40         int             (*term)(struct video_adapter *adp);
   41         int             (*splash)(struct video_adapter *adp, int on);
   42         char            *data_type;
   43         void            *data;
   44         size_t          data_size;
   45 };
   46 
   47 typedef struct image_decoder    splash_decoder_t;
   48 typedef struct image_decoder    scrn_saver_t;
   49 
   50 #define SPLASH_DECODER(name, sw)                                \
   51         static int name##_modevent(module_t mod, int type, void *data) \
   52         {                                                       \
   53                 switch ((modeventtype_t)type) {                 \
   54                 case MOD_LOAD:                                  \
   55                         return splash_register(&sw);            \
   56                 case MOD_UNLOAD:                                \
   57                         return splash_unregister(&sw);          \
   58                 default:                                        \
   59                         break;                                  \
   60                 }                                               \
   61                 return 0;                                       \
   62         }                                                       \
   63         static moduledata_t name##_mod = {                      \
   64                 #name,                                          \
   65                 name##_modevent,                                \
   66                 NULL                                            \
   67         };                                                      \
   68         DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_ANY)
   69 
   70 #define SAVER_MODULE(name, sw)                                  \
   71         static int name##_modevent(module_t mod, int type, void *data) \
   72         {                                                       \
   73                 switch ((modeventtype_t)type) {                 \
   74                 case MOD_LOAD:                                  \
   75                         return splash_register(&sw);            \
   76                 case MOD_UNLOAD:                                \
   77                         return splash_unregister(&sw);          \
   78                 default:                                        \
   79                         break;                                  \
   80                 }                                               \
   81                 return 0;                                       \
   82         }                                                       \
   83         static moduledata_t name##_mod = {                      \
   84                 #name,                                          \
   85                 name##_modevent,                                \
   86                 NULL                                            \
   87         };                                                      \
   88         DECLARE_MODULE(name, name##_mod, SI_SUB_PSEUDO, SI_ORDER_MIDDLE)
   89 
   90 /* entry point for the splash image decoder */
   91 int     splash_register(splash_decoder_t *decoder);
   92 int     splash_unregister(splash_decoder_t *decoder);
   93 
   94 /* entry points for the console driver */
   95 int     splash_init(video_adapter_t *adp, int (*callback)(int, void *),
   96                     void *arg);
   97 int     splash_term(video_adapter_t *adp);
   98 int     splash(video_adapter_t *adp, int on);
   99 
  100 /* event types for the callback function */
  101 #define SPLASH_INIT     0
  102 #define SPLASH_TERM     1
  103 
  104 #endif /* _DEV_FB_SPLASHREG_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/video/fb/splashreg.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/video/fb/splashreg.h