sys/arch/amiga/dev/grfabs_ccreg.h

   1 /*      $NetBSD: grfabs_ccreg.h,v 1.8 2002/01/26 13:40:56 aymeric Exp $ */
   2
   3 /*
   4  * Copyright (c) 1994 Christian E. Hopps
   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.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by Christian E. Hopps.
  18  * 4. The name of the author may not be used to endorse or promote products
  19  *    derived from this software without specific prior written permission
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #if ! defined (_GRFABS_CCREG_H)
  34 #define _GRFABS_CCREG_H
  35
  36 typedef colormap_t *alloc_colormap_func (int);
  37
  38 typedef struct monitor_data {
  39     LIST_HEAD(modelist, display_mode) modes; /* a list of supported modes. */
  40     dmode_t *current_mode;
  41     u_long    flags;              /* monitor flags. */
  42 } mdata_t;
  43
  44 typedef struct display_mode_data {
  45     monitor_t  * monitor;       /* the monitor that owns this mode. */
  46     view_t * current_view;      /* current view to be displayed. */
  47     cop_t  **frames;
  48     u_short    hedley_current;  /* current hedley quadrent. */
  49     u_short    bplcon0;         /* bplcon0 data. */
  50     u_short    std_start_x;
  51     u_short    std_start_y;
  52 #if defined (GRF_ECS) || defined (GRF_AGA)
  53     /* ECS registers. */
  54     u_short   beamcon0;
  55     u_short   hbstart;          /* no modes use the rest of these */
  56     u_short   hbstop;           /* ECS registers. */
  57     u_short   hsstart;
  58     u_short   hsstop;
  59     u_short   vbstart;
  60     u_short   vbstop;
  61     u_short   vsstart;
  62     u_short   vsstop;
  63 #endif
  64     /* some limit stuff. */
  65     dimen_t   max_size;         /* largest fit. */
  66     dimen_t   min_size;         /* smallest fit. */
  67     u_short   min_depth;
  68     u_short   max_depth;
  69     u_long   flags;             /* mode specific flags. */
  70     use_colormap_func *use_colormap;
  71     get_colormap_func *get_colormap;
  72     alloc_colormap_func *alloc_colormap;
  73     display_view_func  *display_view;
  74     vbl_handler_func   *vbl_handler;    /* gets called every vertical blank. */
  75                                         /* when this is the current mode.*/
  76 } dmdata_t;
  77
  78 enum dmode_flag_bits {
  79     DMB_INTERLACE,
  80     DMB_HEDLEY_EXP
  81 };
  82
  83 enum dmode_flags {
  84     DMF_INTERLACE = 1 << DMB_INTERLACE,
  85     DMF_HEDLEY_EXP = 1 << DMB_HEDLEY_EXP
  86 };
  87
  88 typedef struct view_data {
  89     dmode_t *mode;              /* the mode for this view */
  90     colormap_t *colormap;
  91     u_long    flags;            /* view specific flags. */
  92 } vdata_t;
  93
  94 enum view_flag_bits {
  95     VB_DISPLAY,
  96 };
  97
  98 enum view_flags {
  99     VF_DISPLAY = 1 << VB_DISPLAY,  /* set if view is being displayed */
 100 };
 101
 102 /*
 103  *  This that are in grfabs_ccglb.c
 104  */
 105 #if defined (GRF_A2024)
 106 #  if defined (GRF_PAL)
 107 extern cop_t std_pal_a2024_copper_list[];
 108 extern int std_pal_a2024_copper_list_len;
 109 extern int std_pal_a2024_copper_list_size;
 110 #  endif
 111 #  if defined (GRF_NTSC)
 112 extern cop_t std_a2024_copper_list[];
 113 extern int std_a2024_copper_list_len;
 114 extern int std_a2024_copper_list_size;
 115 #  endif
 116 extern cop_t std_dlace_copper_list[];
 117 extern int std_dlace_copper_list_len;
 118 extern int std_dlace_copper_list_size;
 119
 120 extern u_short a2024_color_value_line0[4];
 121 extern u_short a2024_color_value_line1[4];
 122 #endif /* GRF_A2024 */
 123
 124 #if defined(GRF_AGA)
 125 extern cop_t aga_copper_list[];
 126 extern int aga_copper_list_len;
 127 extern int aga_copper_list_size;
 128 #endif
 129
 130 extern cop_t std_copper_list[];
 131 extern int std_copper_list_len;
 132 extern int std_copper_list_size;
 133 extern monitor_t *cc_monitor;
 134 extern u_short cc_default_colors[32];
 135 extern u_short cc_a2024_default_colors[4];
 136
 137 /*
 138  * Misc macros, defines and enums.
 139  */
 140
 141 #define MDATA(m) ((mdata_t *)(m->data))
 142 #define DMDATA(d) ((dmdata_t *)(d->data))
 143 #define VDATA(v) ((vdata_t *)(v->data))
 144 #define RWDATA(r) ((rwdata_t *)(r->data))
 145
 146 #if defined (GRF_ECS) || defined (GRF_AGA)
 147 #define CALC_DIWHIGH(hs, vs, he, ve) \
 148         ((u_short)((he&0x100)<<5)|(ve&0x700)|((hs&0x100)>>3)|((vs&0x700)>>8))
 149 #define USE_CON3 0x0001
 150 #else
 151 #define USE_CON3 0x0
 152 #endif
 153
 154 enum lace_frame_numbers {
 155     F_LACE_LONG,
 156     F_LACE_SHORT,
 157     F_LACE_STORE_LONG,
 158     F_LACE_STORE_SHORT,
 159     F_LACE_TOTAL
 160 };
 161
 162 enum frame_numbers {
 163     F_LONG,
 164     F_STORE_LONG,
 165     F_TOTAL
 166 };
 167
 168 #if defined (GRF_A2024)
 169
 170 /*
 171  * Defines macros and enums for A2024 hedley expansion
 172  */
 173
 174 enum quad_frame_numbers {
 175     F_QD_QUAD0, F_QD_QUAD1, F_QD_QUAD2, F_QD_QUAD3,
 176     F_QD_STORE_QUAD0, F_QD_STORE_QUAD1, F_QD_STORE_QUAD2, F_QD_STORE_QUAD3,
 177     F_QD_TOTAL
 178 };
 179
 180 /* -------
 181  * |0 |1 |
 182  * |------
 183  * |2 |3 |
 184  * -------
 185  */
 186
 187 #define QUAD0_ID 0x0001
 188 #define QUAD1_ID 0x00f1
 189 #define QUAD2_ID 0x0f01
 190 #define QUAD3_ID 0x0ff1
 191
 192 #define HALF_2024_LINE (512>>3)
 193 #define DIGITAL_RED 0x0800
 194 #define DIGITAL_GREEN 0x0080
 195 #define DIGITAL_BLUE 0x0008
 196 #define DIGITAL_INTENSE 0x0001
 197
 198 #define A2024_L0_BLACK  (0)
 199 #define A2024_L0_DGREY  (DIGITAL_BLUE)
 200 #define A2024_L0_LGREY  (DIGITAL_RED)
 201 #define A2024_L0_WHITE  (DIGITAL_RED|DIGITAL_BLUE)
 202
 203 #define A2024_L1_BLACK  (0)
 204 #define A2024_L1_DGREY  (DIGITAL_INTENSE)
 205 #define A2024_L1_LGREY  (DIGITAL_GREEN)
 206 #define A2024_L1_WHITE  (DIGITAL_GREEN|DIGITAL_INTENSE)
 207
 208 #define A2024_L0_INDEX(color_reg) (((0x4&color_reg)>>1)|(0x1&color_reg))
 209 #define A2024_L1_INDEX(color_reg) (((0x8&color_reg)>>2)|((0x2&color_reg)>>1))
 210 #define A2024_CM_TO_CR(cm,rn) \
 211         (a2024_color_value_line0[0x3 & (cm)->entry[A2024_L0_INDEX(rn)]] |\
 212          a2024_color_value_line1[0x3 & (cm)->entry[A2024_L1_INDEX(rn)]])
 213 #endif /* GRF_A2024 */
 214
 215 /*
 216  *  Misc defined values for custom chips.
 217  */
 218
 219 /* ECS stuff */
 220 #define VARVBLANK       0x1000  /* Variable vertical blank enable */
 221 #define LOLDIS          0x0800  /* long line disable */
 222 #define CSCBLANKEN      0x0400  /* redirect composite sync */
 223 #define VARVSYNC        0x0200  /* Variable vertical sync enable */
 224 #define VARHSYNC        0x0100  /* Variable horizontal sync enable */
 225 #define VARBEAM 0x0080  /* variable beam counter enable */
 226 #define DISPLAYDUAL     0x0040  /* use UHRES pointer and standard pointers */
 227 #define DISPLAYPAL      0x0020  /* set decodes to generate PAL display */
 228 #define VARCSYNC        0x0010  /* Variable composite sync enable */
 229 #define CSBLANK 0x0008  /* Composite blank out to CSY* pin */
 230 #define CSYNCTRUE       0x0004  /* composite sync true signal */
 231 #define VSYNCTRUE       0x0002  /* vertical sync true */
 232 #define HSYNCTRUE       0x0001  /* horizontal sync true */
 233
 234 /* new defines for bplcon0 */
 235 #define USE_BPLCON3     1
 236
 237 /* new defines for bplcon2 */
 238 #define BPLCON2_ZDCTEN          (1<<10) /* colormapped genlock bit */
 239 #define BPLCON2_ZDBPEN          (1<<11) /* use bitplane as genlock bits */
 240 #define BPLCON2_ZDBPSEL0        (1<<12) /* three bits to select one */
 241 #define BPLCON2_ZDBPSEL1        (1<<13) /* of 8 bitplanes in */
 242 #define BPLCON2_ZDBPSEL2        (1<<14) /* ZDBPEN genlock mode */
 243
 244 /* defines for bplcon3 register */
 245 #define BPLCON3_EXTBLNKEN       (1<<0)  /* external blank enable */
 246 #define BPLCON3_EXTBLKZD        (1<<1)  /* external blank ored into trnsprncy */
 247 #define BPLCON3_ZDCLKEN (1<<2)  /* zd pin outputs a 14 MHz clock*/
 248 #define BPLCON3_BRDNTRAN        (1<<4)  /* border is opaque */
 249 #define BPLCON3_BRDNBLNK        (1<<5)  /* border is opaque */
 250
 251 /* mixture of stuff. */
 252 #define STANDARD_NTSC_ROWS      262
 253 #define STANDARD_PAL_ROWS       312
 254 #define STANDARD_COLORCLOCKS    226
 255 #define STANDARD_DENISE_MAX     455
 256 #define STANDARD_DENISE_MIN     93
 257 #define STANDARD_NTSC_BEAMCON   ( 0x0000 )
 258 #define STANDARD_PAL_BEAMCON    ( DISPLAYPAL )
 259 #define SPECIAL_BEAMCON ( VARVBLANK | LOLDIS | VARVSYNC | VARHSYNC | VARBEAM | CSBLANK | VSYNCTRUE)
 260
 261 #define MIN_NTSC_ROW    21
 262 #define MIN_PAL_ROW     29
 263 #define STANDARD_VIEW_X 0x81
 264 #define STANDARD_VIEW_Y 0x2C
 265 #define STANDARD_HBSTRT 0x06
 266 #define STANDARD_HSSTRT 0x0B
 267 #define STANDARD_HSSTOP 0x1C
 268 #define STANDARD_HBSTOP 0x2C
 269 #define STANDARD_VBSTRT 0x0122
 270 #define STANDARD_VSSTRT 0x02A6
 271 #define STANDARD_VSSTOP 0x03AA
 272 #define STANDARD_VBSTOP 0x1066
 273
 274 /*
 275  * Prototypes
 276  */
 277
 278 #if defined (__STDC__)
 279 /* monitor functions */
 280 monitor_t *cc_init_monitor(void);
 281 void monitor_vbl_handler(monitor_t * m);
 282 dmode_t *get_current_mode(void);
 283 dmode_t *get_next_mode(dmode_t * d);
 284 dmode_t *get_best_mode(dimen_t * size, u_char depth);
 285 bmap_t *alloc_bitmap(u_short width, u_short height, u_short depth, u_short flags);
 286 void free_bitmap(bmap_t * bm);
 287 void cc_load_mode(dmode_t * d);
 288 int cc_init_modes(void);
 289 /* mode functions */
 290 monitor_t *cc_get_monitor(dmode_t * d);
 291 view_t *cc_get_current_view(dmode_t * d);
 292 view_t *cc_alloc_view(dmode_t * mode, dimen_t * dim, u_char depth);
 293 colormap_t *cc_alloc_colormap(int depth);
 294 int cc_colormap_checkvals(colormap_t * vcm, colormap_t * cm, int use);
 295 int cc_get_colormap(view_t * v, colormap_t * cm);
 296 int cc_use_colormap(view_t * v, colormap_t * cm);
 297
 298 #  if defined (GRF_A2024)
 299 colormap_t *cc_a2024_alloc_colormap(int depth);
 300 int cc_a2024_get_colormap(view_t * v, colormap_t * cm);
 301 int cc_a2024_use_colormap(view_t * v, colormap_t * cm);
 302 #  endif /* GRF_2024 */
 303
 304 void cc_mode_vbl_handler(dmode_t * d);
 305 void cc_lace_mode_vbl_handler(dmode_t * d);
 306 /* view functions */
 307 void cc_init_view(view_t * v, bmap_t * bm, dmode_t * mode, box_t * dbox);
 308 void cc_free_view(view_t * v);
 309 void cc_remove_view(view_t * v);
 310 dmode_t * cc_get_display_mode(view_t * v);
 311
 312 #if defined (GRF_SUPER72)
 313 dmode_t *cc_init_super72(void);
 314 void display_super72_view(view_t * v);
 315 #endif /* SUPER72 */
 316
 317 #  if defined (GRF_NTSC)
 318 dmode_t *cc_init_ntsc_hires(void);
 319 void display_hires_view(view_t * v);
 320 dmode_t *cc_init_ntsc_hires_lace(void);
 321 void display_hires_lace_view(view_t * v);
 322
 323 #    if defined (GRF_A2024)
 324 dmode_t *cc_init_ntsc_hires_dlace(void);
 325 void display_hires_dlace_view(view_t * v);
 326 dmode_t *cc_init_ntsc_a2024(void);
 327 void display_a2024_view(view_t * v);
 328 void a2024_mode_vbl_handler(dmode_t * d);
 329 #    endif /* GRF_A2024 */
 330
 331 #    if defined (GRF_AGA)
 332 dmode_t *cc_init_ntsc_aga(void);
 333 void display_aga_view(view_t * v);
 334 #    endif /* GRF_AGA */
 335 #  endif /* GRF_NTSC */
 336
 337 #  if defined (GRF_PAL)
 338 dmode_t *cc_init_pal_hires(void);
 339 void display_pal_hires_view(view_t * v);
 340 dmode_t *cc_init_pal_hires_lace(void);
 341 void display_pal_hires_lace_view(view_t * v);
 342
 343 #    if defined (GRF_A2024)
 344 dmode_t *cc_init_pal_hires_dlace(void);
 345 void display_pal_hires_dlace_view(view_t * v);
 346
 347 dmode_t *cc_init_pal_a2024(void);
 348 void display_pal_a2024_view(view_t * v);
 349 void pal_a2024_mode_vbl_handler(dmode_t * d);
 350 #    endif /* GRF_A2024 */
 351
 352 #    if defined (GRF_AGA)
 353 dmode_t *cc_init_pal_aga(void);
 354 void display_pal_aga_view(view_t * v);
 355 #    endif /* GRF_AGA */
 356 #  endif /* GRF_PAL */
 357 #endif /* __STDC__ */
 358
 359
 360 #endif /* _GRFABS_CCABS_H */