compiler/include/graphics/monitor.h

   1 #ifndef GRAPHICS_MONITOR_H
   2 #define GRAPHICS_MONITOR_H
   3
   4 /*
   5     Copyright © 1995-2010, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: Monitor definitions
   9     Lang: english
  10 */
  11
  12 #ifndef EXEC_SEMAPHORES_H
  13 #   include <exec/semaphores.h>
  14 #endif
  15 #ifndef GRAPHICS_GFX_H
  16 #   include <graphics/gfx.h>
  17 #endif
  18 #ifndef GRAPHICS_GFXNODES_H
  19 #   include <graphics/gfxnodes.h>
  20 #endif
  21
  22 #define DEFAULT_MONITOR_NAME "default.monitor"
  23 #define NTSC_MONITOR_NAME    "ntsc.monitor"
  24 #define PAL_MONITOR_NAME     "pal.monitor"
  25 #define VGA_MONITOR_NAME     "vga.monitor"
  26
  27 struct MonitorSpec
  28 {
  29     struct ExtendedNode ms_Node;
  30
  31     UWORD ms_Flags;                     /* Flags, see below */
  32
  33     LONG  ratioh;                       /* Fixed point fractions, see the */
  34     LONG  ratiov;                       /* RATIO_FIXEDPART and RATIO_UNITY macros */
  35     UWORD total_rows;                   /* Total number of scanlines per frame */
  36     UWORD total_colorclocks;            /* Total number of color clocks per line (in 1/280 ns units) */
  37     UWORD DeniseMaxDisplayColumn;
  38     UWORD BeamCon0;                     /* Value for beamcon0 Amiga(tm) chipset register */
  39     UWORD min_row;
  40
  41     struct SpecialMonitor * ms_Special; /* Synchro signal timings description (optional) */
  42
  43     UWORD    ms_OpenCount;              /* Driver open count */
  44     LONG  (* ms_transform)();
  45     LONG  (* ms_translate)();
  46     LONG  (* ms_scale)();
  47     UWORD    ms_xoffset;
  48     UWORD    ms_yoffset;
  49
  50     struct Rectangle ms_LegalView;      /* Allowed range for view positioning (right-bottom position included) */
  51
  52     LONG  (* ms_maxoscan)();
  53     LONG  (* ms_videoscan)();
  54     UWORD    DeniseMinDisplayColumn;
  55     ULONG    DisplayCompatible;
  56
  57     struct List            DisplayInfoDataBase;
  58     struct SignalSemaphore DisplayInfoDataBaseSemaphore;
  59
  60     LONG (* ms_MrgCop)();               /* Driver call vectors, unused by AROS */
  61     LONG (* ms_LoadView)();
  62     LONG (* ms_KillView)();
  63 };
  64
  65 /* An alias for pointer to associated sync object, AROS-specific */
  66 #define ms_Object DisplayInfoDataBase.lh_Head
  67
  68 /* ms_Flags */
  69 #define MSB_REQUEST_NTSC        0
  70 #define MSF_REQUEST_NTSC    (1<<0)
  71 #define MSB_REQUEST_PAL         1
  72 #define MSF_REQUEST_PAL     (1<<1)
  73 #define MSB_REQUEST_SPECIAL     2
  74 #define MSF_REQUEST_SPECIAL (1<<2)
  75 #define MSB_REQUEST_A2024       3
  76 #define MSF_REQUEST_A2024   (1<<3)
  77 #define MSB_DOUBLE_SPRITES      4
  78 #define MSF_DOUBLE_SPRITES  (1<<4)
  79
  80 #define STANDARD_MONITOR_MASK (MSF_REQUEST_NTSC | MSF_REQUEST_PAL)
  81
  82 #define TO_MONITOR   0
  83 #define FROM_MONITOR 1
  84
  85 #define STANDARD_XOFFSET 9
  86 #define STANDARD_YOFFSET 0
  87
  88 /* Some standard/default constants for Amiga(tm) chipset */
  89 #define STANDARD_NTSC_ROWS    262
  90 #define MIN_NTSC_ROW          21
  91 #define STANDARD_PAL_ROWS     312
  92 #define MIN_PAL_ROW           29
  93 #define STANDARD_NTSC_BEAMCON 0x0000
  94 #define STANDARD_PAL_BEAMCON  0x0020
  95 #define SPECIAL_BEAMCON       (VARVBLANK | VARHSYNC | VARVSYNC | VARBEAM | VSYNCTRUE | LOLDIS | CSBLANK)
  96 #define STANDARD_DENISE_MIN   93
  97 #define STANDARD_DENISE_MAX   455
  98 #define STANDARD_COLORCLOCKS  226
  99 #define STANDARD_VIEW_X       0x81
 100 #define STANDARD_VIEW_Y       0x2C
 101 #define STANDARD_HBSTRT       0x06
 102 #define STANDARD_HBSTOP       0x2C
 103 #define STANDARD_HSSTRT       0x0B
 104 #define STANDARD_HSSTOP       0x1C
 105 #define STANDARD_VBSTRT       0x0122
 106 #define STANDARD_VBSTOP       0x1066
 107 #define STANDARD_VSSTRT       0x02A6
 108 #define STANDARD_VSSTOP       0x03AA
 109
 110 #define VGA_COLORCLOCKS (STANDARD_COLORCLOCKS / 2)
 111 #define VGA_TOTAL_ROWS  (STANDARD_NTSC_ROWS * 2)
 112 #define VGA_DENISE_MIN  59
 113 #define MIN_VGA_ROW     29
 114 #define VGA_HBSTRT      0x08
 115 #define VGA_HBSTOP      0x1E
 116 #define VGA_HSSTRT      0x0E
 117 #define VGA_HSSTOP      0x1C
 118 #define VGA_VBSTRT      0x0000
 119 #define VGA_VBSTOP      0x0CCD
 120 #define VGA_VSSTRT      0x0153
 121 #define VGA_VSSTOP      0x0235
 122
 123 #define BROADCAST_BEAMCON (LOLDIS | CSBLANK)
 124 #define BROADCAST_HBSTRT  0x01
 125 #define BROADCAST_HBSTOP  0x27
 126 #define BROADCAST_HSSTRT  0x06
 127 #define BROADCAST_HSSTOP  0x17
 128 #define BROADCAST_VBSTRT  0x0000
 129 #define BROADCAST_VBSTOP  0x1C40
 130 #define BROADCAST_VSSTRT  0x02A6
 131 #define BROADCAST_VSSTOP  0x054C
 132
 133 #define RATIO_FIXEDPART     4
 134 #define RATIO_UNITY     (1<<4)
 135
 136 struct AnalogSignalInterval
 137 {
 138     UWORD asi_Start;
 139     UWORD asi_Stop;
 140 };
 141
 142 struct SpecialMonitor
 143 {
 144     struct ExtendedNode spm_Node;
 145
 146     UWORD    spm_Flags;                          /* Reserved, set to 0                       */
 147     LONG  (* do_monitor)(struct MonitorSpec *); /* Driver call vector - set up a video mode */
 148     LONG  (* reserved1)();                       /* Private data, do not touch               */
 149     LONG  (* reserved2)();
 150     LONG  (* reserved3)();
 151
 152     struct AnalogSignalInterval hblank;          /* Signal timings by themselves              */
 153     struct AnalogSignalInterval vblank;
 154     struct AnalogSignalInterval hsync;
 155     struct AnalogSignalInterval vsync;
 156 };
 157
 158 #endif /* GRAPHICS_MONITOR_H */