1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer as 12 * the first lines of this file unmodified. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 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 29 #ifndef _DEV_FB_SPLASHREG_H_ 30 #define _DEV_FB_SPLASHREG_H_ 31 32 #define SPLASH_IMAGE "splash_image_data" 33 34 struct video_adapter; 35 36 struct image_decoder { 37 char *name; 38 int (*init)(struct video_adapter *adp); 39 int (*term)(struct video_adapter *adp); 40 int (*splash)(struct video_adapter *adp, int on); 41 char *data_type; 42 void *data; 43 size_t data_size; 44 }; 45 46 typedef struct image_decoder splash_decoder_t; 47 typedef struct image_decoder scrn_saver_t; 48 49 #define SPLASH_DECODER(name, sw) \ 50 static int name##_modevent(module_t mod, int type, void *data) \ 51 { \ 52 switch ((modeventtype_t)type) { \ 53 case MOD_LOAD: \ 54 return splash_register(&sw); \ 55 case MOD_UNLOAD: \ 56 return splash_unregister(&sw); \ 57 default: \ 58 return EOPNOTSUPP; \ 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 MODULE_DEPEND(name, splash, 1, 1, 1) 70 71 #define SAVER_MODULE(name, sw) \ 72 static int name##_modevent(module_t mod, int type, void *data) \ 73 { \ 74 switch ((modeventtype_t)type) { \ 75 case MOD_LOAD: \ 76 return splash_register(&sw); \ 77 case MOD_UNLOAD: \ 78 return splash_unregister(&sw); \ 79 default: \ 80 return EOPNOTSUPP; \ 81 break; \ 82 } \ 83 return 0; \ 84 } \ 85 static moduledata_t name##_mod = { \ 86 #name, \ 87 name##_modevent, \ 88 NULL \ 89 }; \ 90 DECLARE_MODULE(name, name##_mod, SI_SUB_PSEUDO, SI_ORDER_MIDDLE); \ 91 MODULE_DEPEND(name, splash, 1, 1, 1) 92 93 /* entry point for the splash image decoder */ 94 int splash_register(splash_decoder_t *decoder); 95 int splash_unregister(splash_decoder_t *decoder); 96 97 /* entry points for the console driver */ 98 int splash_init(video_adapter_t *adp, int (*callback)(int, void *), 99 void *arg); 100 int splash_term(video_adapter_t *adp); 101 int splash(video_adapter_t *adp, int on); 102 103 /* event types for the callback function */ 104 #define SPLASH_INIT 0 105 #define SPLASH_TERM 1 106 107 #endif /* _DEV_FB_SPLASHREG_H_ */ 108