diff options
Diffstat (limited to 'sys/dev/fb/splash.c')
| -rw-r--r-- | sys/dev/fb/splash.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/sys/dev/fb/splash.c b/sys/dev/fb/splash.c deleted file mode 100644 index 1f3281e361a3c..0000000000000 --- a/sys/dev/fb/splash.c +++ /dev/null @@ -1,208 +0,0 @@ -/*- - * 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. - * - * $Id: splash.c,v 1.1 1999/01/09 02:44:49 yokota Exp $ - */ - -#include "splash.h" - -#if NSPLASH > 0 - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/malloc.h> -#include <sys/linker.h> - -#include <machine/console.h> - -#include <dev/fb/fbreg.h> -#include <dev/fb/splashreg.h> - -/* video adapter and image decoder */ -static video_adapter_t *splash_adp; -static splash_decoder_t *splash_decoder; - -/* decoder candidates */ -static int decoders; -static splash_decoder_t **decoder_set; -#define DECODER_ARRAY_DELTA 4 - -/* console driver callback */ -static int (*splash_callback)(int); - -static int -splash_find_data(splash_decoder_t *decoder) -{ - caddr_t image_module; - caddr_t p; - - if (decoder->data_type == NULL) - return 0; - image_module = preload_search_by_type(decoder->data_type); - if (image_module == NULL) - return ENOENT; - p = preload_search_info(image_module, MODINFO_ADDR); - if (p == NULL) - return ENOENT; - decoder->data = *(void **)p; - p = preload_search_info(image_module, MODINFO_SIZE); - if (p == NULL) - return ENOENT; - decoder->data_size = *(size_t *)p; - if (bootverbose) - printf("splash: image@%p, size:%u\n", - decoder->data, decoder->data_size); - return 0; -} - -static int -splash_test(splash_decoder_t *decoder) -{ - if (splash_find_data(decoder)) - return ENOENT; /* XXX */ - if ((*decoder->init)(splash_adp)) { - decoder->data = NULL; - decoder->data_size = 0; - return ENODEV; /* XXX */ - } - if (bootverbose) - printf("splash: image decoder found: %s\n", decoder->name); - return 0; -} - -static void -splash_new(splash_decoder_t *decoder) -{ - splash_decoder = decoder; - if (splash_callback != NULL) - (*splash_callback)(SPLASH_INIT); -} - -int -splash_register(splash_decoder_t *decoder) -{ - splash_decoder_t **p; - int error; - int i; - - if (splash_adp != NULL) { - /* - * If the video card has aleady been initialized, test - * this decoder immediately. - */ - error = splash_test(decoder); - if (error == 0) { - /* replace the current decoder with new one */ - if (splash_decoder != NULL) - error = splash_term(splash_adp); - if (error == 0) - splash_new(decoder); - } - return error; - } else { - /* register the decoder for later use */ - for (i = 0; i < decoders; ++i) { - if (decoder_set[i] == NULL) - break; - } - if ((i >= decoders) && (decoders % DECODER_ARRAY_DELTA) == 0) { - p = malloc(sizeof(*p)*(decoders + DECODER_ARRAY_DELTA), - M_DEVBUF, M_NOWAIT); - if (p == NULL) - return ENOMEM; - if (decoder_set != NULL) - bcopy(decoder_set, p, sizeof(*p)*decoders); - free(decoder_set, M_DEVBUF); - decoder_set = p; - i = decoders++; - } - decoder_set[i] = decoder; - } - - return 0; -} - -int -splash_unregister(splash_decoder_t *decoder) -{ - int error; - - if (splash_decoder == decoder) { - if ((error = splash_term(splash_adp)) != 0) - return error; - } - return 0; -} - -int -splash_init(video_adapter_t *adp, int (*callback)(int)) -{ - int i; - - splash_adp = adp; - splash_callback = callback; - - splash_decoder = NULL; - for (i = 0; i < decoders; ++i) { - if (decoder_set[i] == NULL) - continue; - if (splash_test(decoder_set[i]) == 0) { - splash_new(decoder_set[i]); - break; - } - decoder_set[i] = NULL; - } - for (++i; i < decoders; ++i) { - decoder_set[i] = NULL; - } - return 0; -} - -int -splash_term(video_adapter_t *adp) -{ - int error = 0; - - if (splash_decoder != NULL) { - if (splash_callback != NULL) - error = (*splash_callback)(SPLASH_TERM); - if (error == 0) - error = (*splash_decoder->term)(adp); - if (error == 0) - splash_decoder = NULL; - } - return error; -} - -int -splash(video_adapter_t *adp, int on) -{ - if (splash_decoder != NULL) - return (*splash_decoder->splash)(adp, on); - return ENODEV; -} - -#endif /* NSPLASH > 0 */ |