freebsd-src/sys/dev/fb/splashreg.h
Peter Wemm 36d4f7c197 Stick a module dependency on 'splash' in the saver declaration macro so
that all savers are automatically declared dependent on the splash driver.
2000-04-29 13:33:18 +00:00

106 lines
3.4 KiB
C

/*-
* Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer as
* the first lines of this file unmodified.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _DEV_FB_SPLASHREG_H_
#define _DEV_FB_SPLASHREG_H_
#define SPLASH_IMAGE "splash_image_data"
struct video_adapter;
struct image_decoder {
char *name;
int (*init)(struct video_adapter *adp);
int (*term)(struct video_adapter *adp);
int (*splash)(struct video_adapter *adp, int on);
char *data_type;
void *data;
size_t data_size;
};
typedef struct image_decoder splash_decoder_t;
typedef struct image_decoder scrn_saver_t;
#define SPLASH_DECODER(name, sw) \
static int name##_modevent(module_t mod, int type, void *data) \
{ \
switch ((modeventtype_t)type) { \
case MOD_LOAD: \
return splash_register(&sw); \
case MOD_UNLOAD: \
return splash_unregister(&sw); \
default: \
break; \
} \
return 0; \
} \
static moduledata_t name##_mod = { \
#name, \
name##_modevent, \
NULL \
}; \
DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_ANY); \
MODULE_DEPEND(name, splash, 1, 1, 1)
#define SAVER_MODULE(name, sw) \
static int name##_modevent(module_t mod, int type, void *data) \
{ \
switch ((modeventtype_t)type) { \
case MOD_LOAD: \
return splash_register(&sw); \
case MOD_UNLOAD: \
return splash_unregister(&sw); \
default: \
break; \
} \
return 0; \
} \
static moduledata_t name##_mod = { \
#name, \
name##_modevent, \
NULL \
}; \
DECLARE_MODULE(name, name##_mod, SI_SUB_PSEUDO, SI_ORDER_MIDDLE); \
MODULE_DEPEND(name, splash, 1, 1, 1)
/* entry point for the splash image decoder */
int splash_register(splash_decoder_t *decoder);
int splash_unregister(splash_decoder_t *decoder);
/* entry points for the console driver */
int splash_init(video_adapter_t *adp, int (*callback)(int, void *),
void *arg);
int splash_term(video_adapter_t *adp);
int splash(video_adapter_t *adp, int on);
/* event types for the callback function */
#define SPLASH_INIT 0
#define SPLASH_TERM 1
#endif /* _DEV_FB_SPLASHREG_H_ */