| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 Sam Lantinga |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Library General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2 of the License, or (at your option) any later version. |
| 9 | |
| 10 | This library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Library General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Library General Public |
| 16 | License along with this library; if not, write to the Free |
| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | |
| 19 | Sam Lantinga |
| 20 | slouken@libsdl.org |
| 21 | */ |
| 22 | #include "SDL_config.h" |
| 23 | |
| 24 | /* |
| 25 | Milan Xbios video functions |
| 26 | |
| 27 | Patrice Mandin |
| 28 | */ |
| 29 | |
| 30 | #ifndef _SDL_xbios_milan_h |
| 31 | #define _SDL_xbios_milan_h |
| 32 | |
| 33 | #include "SDL_xbios.h" |
| 34 | |
| 35 | /*--- Defines ---*/ |
| 36 | |
| 37 | /* Cookies */ |
| 38 | #ifndef C__MIL |
| 39 | #define C__MIL 0x5F4D494CL |
| 40 | #endif |
| 41 | |
| 42 | #ifndef C__VDI |
| 43 | #define C__VDI 0x5F564449L |
| 44 | #endif |
| 45 | |
| 46 | /* Vsetscreen() parameters */ |
| 47 | #define MI_MAGIC 0x4D49 |
| 48 | |
| 49 | enum { |
| 50 | CMD_GETMODE=0, |
| 51 | CMD_SETMODE, |
| 52 | CMD_GETINFO, |
| 53 | CMD_ALLOCPAGE, |
| 54 | CMD_FREEPAGE, |
| 55 | CMD_FLIPPAGE, |
| 56 | CMD_ALLOCMEM, |
| 57 | CMD_FREEMEM, |
| 58 | CMD_SETADR, |
| 59 | CMD_ENUMMODES |
| 60 | }; |
| 61 | |
| 62 | enum { |
| 63 | ENUMMODE_EXIT=0, |
| 64 | ENUMMODE_CONT |
| 65 | }; |
| 66 | |
| 67 | enum { |
| 68 | BLK_ERR=0, |
| 69 | BLK_OK, |
| 70 | BLK_CLEARED |
| 71 | }; |
| 72 | |
| 73 | /* scrFlags */ |
| 74 | #define SCRINFO_OK 1 |
| 75 | |
| 76 | /* scrClut */ |
| 77 | #define NO_CLUT 0 |
| 78 | #define HARD_CLUT 1 |
| 79 | #define SOFT_CLUT 2 |
| 80 | |
| 81 | /* scrFormat */ |
| 82 | #define INTERLEAVE_PLANES 0 |
| 83 | #define STANDARD_PLANES 1 |
| 84 | #define PACKEDPIX_PLANES 2 |
| 85 | |
| 86 | /* bitFlags */ |
| 87 | #define STANDARD_BITS 1 |
| 88 | #define FALCON_BITS 2 |
| 89 | #define INTEL_BITS 8 |
| 90 | |
| 91 | /*--- Structures ---*/ |
| 92 | |
| 93 | typedef struct _scrblk { |
| 94 | unsigned long size; /* size of strukture */ |
| 95 | unsigned long blk_status; /* status bits of blk */ |
| 96 | unsigned long blk_start; /* Start Adress */ |
| 97 | unsigned long blk_len; /* length of memblk */ |
| 98 | unsigned long blk_x; /* x pos in total screen*/ |
| 99 | unsigned long blk_y; /* y pos in total screen */ |
| 100 | unsigned long blk_w; /* width */ |
| 101 | unsigned long blk_h; /* height */ |
| 102 | unsigned long blk_wrap; /* width in bytes */ |
| 103 | } __attribute__((packed)) SCRMEMBLK; |
| 104 | |
| 105 | typedef struct screeninfo { |
| 106 | unsigned long size; /* Size of structure */ |
| 107 | unsigned long devID; /* device id number */ |
| 108 | unsigned char name[64]; /* Friendly name of Screen */ |
| 109 | unsigned long scrFlags; /* some Flags */ |
| 110 | unsigned long frameadr; /* Adress of framebuffer */ |
| 111 | unsigned long scrHeight; /* visible X res */ |
| 112 | unsigned long scrWidth; /* visible Y res */ |
| 113 | unsigned long virtHeight; /* virtual X res */ |
| 114 | unsigned long virtWidth; /* virtual Y res */ |
| 115 | unsigned long scrPlanes; /* color Planes */ |
| 116 | unsigned long scrColors; /* # of colors */ |
| 117 | unsigned long lineWrap; /* # of Bytes to next line */ |
| 118 | unsigned long planeWarp; /* # of Bytes to next plane */ |
| 119 | unsigned long scrFormat; /* screen Format */ |
| 120 | unsigned long scrClut; /* type of clut */ |
| 121 | unsigned long redBits; /* Mask of Red Bits */ |
| 122 | unsigned long greenBits; /* Mask of Green Bits */ |
| 123 | unsigned long blueBits; /* Mask of Blue Bits */ |
| 124 | unsigned long alphaBits; /* Mask of Alpha Bits */ |
| 125 | unsigned long genlockBits;/* Mask of Genlock Bits */ |
| 126 | unsigned long unusedBits; /* Mask of unused Bits */ |
| 127 | unsigned long bitFlags; /* Bits organisation flags */ |
| 128 | unsigned long maxmem; /* max. memory in this mode */ |
| 129 | unsigned long pagemem; /* needed memory for one page */ |
| 130 | unsigned long max_x; /* max. possible width */ |
| 131 | unsigned long max_y; /* max. possible heigth */ |
| 132 | } __attribute__((packed)) SCREENINFO; |
| 133 | |
| 134 | /*--- Functions prototypes ---*/ |
| 135 | |
| 136 | void SDL_XBIOS_ListMilanModes(_THIS, int actually_add); |
| 137 | |
| 138 | #endif /* _SDL_xbios_milan_h */ |