[7774] | 1 | /* $Id: bioslogo.h 8155 2008-04-18 15:16:47Z vboxsync $ */
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| 2 | /** @file
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| 3 | * BiosLogo - The Private BIOS Logo Interface.
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| 4 | */
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| 5 |
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| 6 | /*
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[8155] | 7 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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[7774] | 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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[8155] | 25 | *
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| 26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 28 | * additional information or have any questions.
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[7774] | 29 | */
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| 30 |
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| 31 | #ifndef ___VBox_BiosLogo_h
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| 32 | #define ___VBox_BiosLogo_h
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| 33 |
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| 34 | #ifndef VBOX_PC_BIOS
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| 35 | # include <iprt/types.h>
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| 36 | # include <iprt/assert.h>
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| 37 | #endif
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| 38 |
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| 39 | /** @defgroup grp_bios_logo The Private BIOS Logo Interface.
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| 40 | * @remark All this is currently duplicated in logo.c.
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| 41 | * @internal
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| 42 | * @{
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| 43 | */
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| 44 |
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| 45 | /** The extra port which is used to show the BIOS logo. */
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| 46 | #define LOGO_IO_PORT 0x3b8
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| 47 |
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| 48 | /** The BIOS logo fade in/fade out steps. */
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[8006] | 49 | #define LOGO_SHOW_STEPS 16
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[7774] | 50 |
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| 51 | /** @name The BIOS logo commands.
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| 52 | * @{
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| 53 | */
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| 54 | #define LOGO_CMD_NOP 0
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| 55 | #define LOGO_CMD_SET_OFFSET 0x100
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[7888] | 56 | #define LOGO_CMD_SHOW_BMP 0x200
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[7774] | 57 | /** @} */
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| 58 |
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| 59 | /**
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| 60 | * PC Bios logo data structure.
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| 61 | */
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| 62 | typedef struct LOGOHDR
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| 63 | {
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| 64 | /** Signature (LOGO_HDR_MAGIC/0x66BB). */
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| 65 | uint16_t u16Signature;
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| 66 | /** Logo time (msec). */
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| 67 | uint16_t u16LogoMillies;
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| 68 | /** Fade in - boolean. */
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| 69 | uint8_t fu8FadeIn;
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| 70 | /** Fade out - boolean. */
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| 71 | uint8_t fu8FadeOut;
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| 72 | /** Show setup - boolean. */
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| 73 | uint8_t fu8ShowBootMenu;
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| 74 | /** Reserved / padding. */
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| 75 | uint8_t u8Reserved;
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| 76 | /** Logo file size. */
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| 77 | uint32_t cbLogo;
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| 78 | } LOGOHDR;
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| 79 | #ifndef VBOX_PC_BIOS
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| 80 | AssertCompileSize(LOGOHDR, 12);
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| 81 | #endif
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| 82 | /** Pointer to a PC Biso logo header. */
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| 83 | typedef LOGOHDR *PLOGOHDR;
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| 84 |
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| 85 | /** The value of the LOGOHDR::u16Signature field. */
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| 86 | #define LOGO_HDR_MAGIC 0x66BB
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| 87 |
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| 88 | /** The value which will switch you the default logo. */
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| 89 | #define LOGO_DEFAULT_LOGO 0xFFFF
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| 90 |
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| 91 | /** @} */
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| 92 |
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| 93 | #endif
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| 94 |
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