| 1 | /*************************************************************************** |
| 2 | copyright : (C) 2001 by Pete Bernert, 2011 notaz |
| 3 | |
| 4 | ***************************************************************************/ |
| 5 | /*************************************************************************** |
| 6 | * * |
| 7 | * This program is free software; you can redistribute it and/or modify * |
| 8 | * it under the terms of the GNU General Public License as published by * |
| 9 | * the Free Software Foundation; either version 2 of the License, or * |
| 10 | * (at your option) any later version. See also the license.txt file for * |
| 11 | * additional informations. * |
| 12 | * * |
| 13 | ***************************************************************************/ |
| 14 | |
| 15 | #include <stdio.h> |
| 16 | #include <stdlib.h> |
| 17 | #include <string.h> |
| 18 | #include "../gpulib/gpu.h" |
| 19 | #include "../../include/arm_features.h" |
| 20 | |
| 21 | #if defined(__GNUC__) && (__GNUC__ >= 6 || (defined(__clang_major__) && __clang_major__ >= 10)) |
| 22 | #pragma GCC diagnostic ignored "-Wmisleading-indentation" |
| 23 | #endif |
| 24 | |
| 25 | #ifdef THREAD_RENDERING |
| 26 | #include "../gpulib/gpulib_thread_if.h" |
| 27 | #define do_cmd_list real_do_cmd_list |
| 28 | #define renderer_init real_renderer_init |
| 29 | #define renderer_finish real_renderer_finish |
| 30 | #define renderer_sync_ecmds real_renderer_sync_ecmds |
| 31 | #define renderer_update_caches real_renderer_update_caches |
| 32 | #define renderer_flush_queues real_renderer_flush_queues |
| 33 | #define renderer_set_interlace real_renderer_set_interlace |
| 34 | #define renderer_set_config real_renderer_set_config |
| 35 | #define renderer_notify_res_change real_renderer_notify_res_change |
| 36 | #define renderer_notify_update_lace real_renderer_notify_update_lace |
| 37 | #define renderer_sync real_renderer_sync |
| 38 | #define ex_regs scratch_ex_regs |
| 39 | #endif |
| 40 | |
| 41 | #define u32 uint32_t |
| 42 | |
| 43 | #define INFO_TW 0 |
| 44 | #define INFO_DRAWSTART 1 |
| 45 | #define INFO_DRAWEND 2 |
| 46 | #define INFO_DRAWOFF 3 |
| 47 | |
| 48 | #define SHADETEXBIT(x) ((x>>24) & 0x1) |
| 49 | #define SEMITRANSBIT(x) ((x>>25) & 0x1) |
| 50 | #define PSXRGB(r,g,b) ((g<<10)|(b<<5)|r) |
| 51 | |
| 52 | #define DATAREGISTERMODES unsigned short |
| 53 | |
| 54 | #define DR_NORMAL 0 |
| 55 | #define DR_VRAMTRANSFER 1 |
| 56 | |
| 57 | #define GPUSTATUS_READYFORVRAM 0x08000000 |
| 58 | |
| 59 | // byteswappings |
| 60 | |
| 61 | #define SWAP16(x) __builtin_bswap16(x) |
| 62 | #define SWAP32(x) __builtin_bswap32(x) |
| 63 | |
| 64 | #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
| 65 | |
| 66 | // big endian config |
| 67 | #define HOST2LE32(x) SWAP32(x) |
| 68 | #define HOST2BE32(x) (x) |
| 69 | #define LE2HOST32(x) SWAP32(x) |
| 70 | #define BE2HOST32(x) (x) |
| 71 | |
| 72 | #define HOST2LE16(x) SWAP16(x) |
| 73 | #define HOST2BE16(x) (x) |
| 74 | #define LE2HOST16(x) SWAP16(x) |
| 75 | #define BE2HOST16(x) (x) |
| 76 | |
| 77 | #else |
| 78 | |
| 79 | // little endian config |
| 80 | #define HOST2LE32(x) (x) |
| 81 | #define HOST2BE32(x) SWAP32(x) |
| 82 | #define LE2HOST32(x) (x) |
| 83 | #define BE2HOST32(x) SWAP32(x) |
| 84 | |
| 85 | #define HOST2LE16(x) (x) |
| 86 | #define HOST2BE16(x) SWAP16(x) |
| 87 | #define LE2HOST16(x) (x) |
| 88 | #define BE2HOST16(x) SWAP16(x) |
| 89 | |
| 90 | #endif |
| 91 | |
| 92 | #define GETLEs16(X) ((int16_t)GETLE16((uint16_t *)(X))) |
| 93 | |
| 94 | #define GETLE16(X) LE2HOST16(*(uint16_t *)(X)) |
| 95 | #define GETLE32_(X) LE2HOST32(*(uint32_t *)(X)) |
| 96 | #define PUTLE16(X, Y) do{*((uint16_t *)(X))=HOST2LE16((uint16_t)(Y));}while(0) |
| 97 | #define PUTLE32_(X, Y) do{*((uint32_t *)(X))=HOST2LE32((uint32_t)(Y));}while(0) |
| 98 | #if defined(__arm__) && !defined(HAVE_ARMV6) |
| 99 | // for (very) old ARMs with no unaligned loads? |
| 100 | #define GETLE32(X) (*(uint16_t *)(X)|((uint32_t)((uint16_t *)(X))[1]<<16)) |
| 101 | #define PUTLE32(X, Y) do{uint16_t *p_=(uint16_t *)(X);uint32_t y_=Y;p_[0]=y_;p_[1]=y_>>16;}while(0) |
| 102 | #else |
| 103 | #define GETLE32 GETLE32_ |
| 104 | #define PUTLE32 PUTLE32_ |
| 105 | #endif |
| 106 | |
| 107 | ///////////////////////////////////////////////////////////////////////////// |
| 108 | |
| 109 | typedef struct VRAMLOADTTAG |
| 110 | { |
| 111 | short x; |
| 112 | short y; |
| 113 | short Width; |
| 114 | short Height; |
| 115 | short RowsRemaining; |
| 116 | short ColsRemaining; |
| 117 | unsigned short *ImagePtr; |
| 118 | } VRAMLoad_t; |
| 119 | |
| 120 | ///////////////////////////////////////////////////////////////////////////// |
| 121 | |
| 122 | typedef struct PSXPOINTTAG |
| 123 | { |
| 124 | int32_t x; |
| 125 | int32_t y; |
| 126 | } PSXPoint_t; |
| 127 | |
| 128 | typedef struct PSXSPOINTTAG |
| 129 | { |
| 130 | short x; |
| 131 | short y; |
| 132 | } PSXSPoint_t; |
| 133 | |
| 134 | typedef struct PSXRECTTAG |
| 135 | { |
| 136 | short x0; |
| 137 | short x1; |
| 138 | short y0; |
| 139 | short y1; |
| 140 | } PSXRect_t; |
| 141 | |
| 142 | // linux defines for some windows stuff |
| 143 | |
| 144 | #define FALSE 0 |
| 145 | #define TRUE 1 |
| 146 | #define BOOL unsigned short |
| 147 | #define LOWORD(l) ((unsigned short)(l)) |
| 148 | #define HIWORD(l) ((unsigned short)(((uint32_t)(l) >> 16) & 0xFFFF)) |
| 149 | #define max(a,b) (((a) > (b)) ? (a) : (b)) |
| 150 | #define min(a,b) (((a) < (b)) ? (a) : (b)) |
| 151 | #define DWORD uint32_t |
| 152 | #ifndef __int64 |
| 153 | #define __int64 long long int |
| 154 | #endif |
| 155 | |
| 156 | typedef struct RECTTAG |
| 157 | { |
| 158 | int left; |
| 159 | int top; |
| 160 | int right; |
| 161 | int bottom; |
| 162 | }RECT; |
| 163 | |
| 164 | ///////////////////////////////////////////////////////////////////////////// |
| 165 | |
| 166 | typedef struct TWINTAG |
| 167 | { |
| 168 | PSXRect_t Position; |
| 169 | int xmask, ymask; |
| 170 | } TWin_t; |
| 171 | |
| 172 | ///////////////////////////////////////////////////////////////////////////// |
| 173 | |
| 174 | typedef struct PSXDISPLAYTAG |
| 175 | { |
| 176 | PSXPoint_t DisplayModeNew; |
| 177 | PSXPoint_t DisplayMode; |
| 178 | PSXPoint_t DisplayPosition; |
| 179 | PSXPoint_t DisplayEnd; |
| 180 | |
| 181 | int32_t Double; |
| 182 | int32_t Height; |
| 183 | int32_t PAL; |
| 184 | int32_t InterlacedNew; |
| 185 | int32_t Interlaced; |
| 186 | int32_t RGB24New; |
| 187 | int32_t RGB24; |
| 188 | PSXSPoint_t DrawOffset; |
| 189 | int32_t Disabled; |
| 190 | PSXRect_t Range; |
| 191 | |
| 192 | } PSXDisplay_t; |
| 193 | |
| 194 | ///////////////////////////////////////////////////////////////////////////// |
| 195 | |
| 196 | // draw.c |
| 197 | |
| 198 | extern int32_t GlobalTextAddrX,GlobalTextAddrY,GlobalTextTP; |
| 199 | extern int32_t GlobalTextABR,GlobalTextPAGE; |
| 200 | extern short ly0,lx0,ly1,lx1,ly2,lx2,ly3,lx3; |
| 201 | extern long lLowerpart; |
| 202 | extern BOOL bCheckMask; |
| 203 | extern unsigned short sSetMask; |
| 204 | extern unsigned long lSetMask; |
| 205 | extern short g_m1; |
| 206 | extern short g_m2; |
| 207 | extern short g_m3; |
| 208 | extern short DrawSemiTrans; |
| 209 | |
| 210 | // prim.c |
| 211 | |
| 212 | extern BOOL bUsingTWin; |
| 213 | extern TWin_t TWin; |
| 214 | extern void (*primTableJ[256])(unsigned char *); |
| 215 | extern void (*primTableSkip[256])(unsigned char *); |
| 216 | extern unsigned short usMirror; |
| 217 | extern int iDither; |
| 218 | extern uint32_t dwCfgFixes; |
| 219 | extern uint32_t dwActFixes; |
| 220 | extern int iUseFixes; |
| 221 | extern int iUseDither; |
| 222 | extern BOOL bDoVSyncUpdate; |
| 223 | extern int32_t drawX; |
| 224 | extern int32_t drawY; |
| 225 | extern int32_t drawW; |
| 226 | extern int32_t drawH; |
| 227 | |
| 228 | // gpu.h |
| 229 | |
| 230 | #define OPAQUEON 10 |
| 231 | #define OPAQUEOFF 11 |
| 232 | |
| 233 | #define KEY_RESETTEXSTORE 1 |
| 234 | #define KEY_SHOWFPS 2 |
| 235 | #define KEY_RESETOPAQUE 4 |
| 236 | #define KEY_RESETDITHER 8 |
| 237 | #define KEY_RESETFILTER 16 |
| 238 | #define KEY_RESETADVBLEND 32 |
| 239 | #define KEY_BADTEXTURES 128 |
| 240 | #define KEY_CHECKTHISOUT 256 |
| 241 | |
| 242 | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ |
| 243 | #define RED(x) (x & 0xff) |
| 244 | #define BLUE(x) ((x>>16) & 0xff) |
| 245 | #define GREEN(x) ((x>>8) & 0xff) |
| 246 | #define COLOR(x) (x & 0xffffff) |
| 247 | #else |
| 248 | #define RED(x) ((x>>24) & 0xff) |
| 249 | #define BLUE(x) ((x>>8) & 0xff) |
| 250 | #define GREEN(x) ((x>>16) & 0xff) |
| 251 | #define COLOR(x) SWAP32(x & 0xffffff) |
| 252 | #endif |
| 253 | |
| 254 | PSXDisplay_t PSXDisplay; |
| 255 | unsigned char *psxVub; |
| 256 | unsigned short *psxVuw; |
| 257 | unsigned short *psxVuw_eom; |
| 258 | |
| 259 | long lGPUstatusRet; |
| 260 | uint32_t lGPUInfoVals[16]; |
| 261 | |
| 262 | VRAMLoad_t VRAMWrite; |
| 263 | VRAMLoad_t VRAMRead; |
| 264 | |
| 265 | DATAREGISTERMODES DataWriteMode; |
| 266 | DATAREGISTERMODES DataReadMode; |
| 267 | |
| 268 | BOOL bCheckMask = FALSE; |
| 269 | unsigned short sSetMask = 0; |
| 270 | unsigned long lSetMask = 0; |
| 271 | long lLowerpart; |
| 272 | |
| 273 | #if defined(__GNUC__) && __GNUC__ >= 6 |
| 274 | #pragma GCC diagnostic ignored "-Wmisleading-indentation" |
| 275 | #endif |
| 276 | |
| 277 | #include "soft.c" |
| 278 | #include "prim.c" |
| 279 | |
| 280 | ///////////////////////////////////////////////////////////////////////////// |
| 281 | |
| 282 | static void set_vram(void *vram) |
| 283 | { |
| 284 | psxVub=vram; |
| 285 | psxVuw=(unsigned short *)psxVub; |
| 286 | psxVuw_eom=psxVuw+1024*512; // pre-calc of end of vram |
| 287 | } |
| 288 | |
| 289 | int renderer_init(void) |
| 290 | { |
| 291 | set_vram(gpu.vram); |
| 292 | |
| 293 | PSXDisplay.RGB24 = FALSE; // init some stuff |
| 294 | PSXDisplay.Interlaced = FALSE; |
| 295 | PSXDisplay.DrawOffset.x = 0; |
| 296 | PSXDisplay.DrawOffset.y = 0; |
| 297 | PSXDisplay.DisplayMode.x= 320; |
| 298 | PSXDisplay.DisplayMode.y= 240; |
| 299 | PSXDisplay.Disabled = FALSE; |
| 300 | PSXDisplay.Range.x0=0; |
| 301 | PSXDisplay.Range.x1=0; |
| 302 | PSXDisplay.Double = 1; |
| 303 | |
| 304 | DataWriteMode = DR_NORMAL; |
| 305 | lGPUstatusRet = 0x14802000; |
| 306 | |
| 307 | return 0; |
| 308 | } |
| 309 | |
| 310 | void renderer_finish(void) |
| 311 | { |
| 312 | } |
| 313 | |
| 314 | void renderer_notify_res_change(void) |
| 315 | { |
| 316 | } |
| 317 | |
| 318 | void renderer_notify_scanout_change(int x, int y) |
| 319 | { |
| 320 | } |
| 321 | |
| 322 | #include "../gpulib/gpu_timing.h" |
| 323 | extern const unsigned char cmd_lengths[256]; |
| 324 | |
| 325 | int do_cmd_list(uint32_t *list, int list_len, int *cpu_cycles_out, int *last_cmd) |
| 326 | { |
| 327 | unsigned int cmd = 0, len; |
| 328 | uint32_t *list_start = list; |
| 329 | uint32_t *list_end = list + list_len; |
| 330 | u32 cpu_cycles = 0; |
| 331 | |
| 332 | for (; list < list_end; list += 1 + len) |
| 333 | { |
| 334 | short *slist = (void *)list; |
| 335 | cmd = GETLE32(list) >> 24; |
| 336 | len = cmd_lengths[cmd]; |
| 337 | if (list + 1 + len > list_end) { |
| 338 | cmd = -1; |
| 339 | break; |
| 340 | } |
| 341 | |
| 342 | #ifndef TEST |
| 343 | if (0x80 <= cmd && cmd < 0xe0) |
| 344 | break; // image i/o, forward to upper layer |
| 345 | else if ((cmd & 0xf8) == 0xe0) |
| 346 | gpu.ex_regs[cmd & 7] = GETLE32(list); |
| 347 | #endif |
| 348 | |
| 349 | primTableJ[cmd]((void *)list); |
| 350 | |
| 351 | switch(cmd) |
| 352 | { |
| 353 | case 0x48 ... 0x4F: |
| 354 | { |
| 355 | u32 num_vertexes = 2; |
| 356 | u32 *list_position = &(list[3]); |
| 357 | |
| 358 | while(1) |
| 359 | { |
| 360 | cpu_cycles += gput_line(0); |
| 361 | |
| 362 | if(list_position >= list_end) { |
| 363 | cmd = -1; |
| 364 | goto breakloop; |
| 365 | } |
| 366 | |
| 367 | if((*list_position & HOST2LE32(0xf000f000)) == HOST2LE32(0x50005000)) |
| 368 | break; |
| 369 | |
| 370 | list_position++; |
| 371 | num_vertexes++; |
| 372 | } |
| 373 | |
| 374 | len += (num_vertexes - 2); |
| 375 | break; |
| 376 | } |
| 377 | |
| 378 | case 0x58 ... 0x5F: |
| 379 | { |
| 380 | u32 num_vertexes = 2; |
| 381 | u32 *list_position = &(list[4]); |
| 382 | |
| 383 | while(1) |
| 384 | { |
| 385 | cpu_cycles += gput_line(0); |
| 386 | |
| 387 | if(list_position >= list_end) { |
| 388 | cmd = -1; |
| 389 | goto breakloop; |
| 390 | } |
| 391 | |
| 392 | if((*list_position & HOST2LE32(0xf000f000)) == HOST2LE32(0x50005000)) |
| 393 | break; |
| 394 | |
| 395 | list_position += 2; |
| 396 | num_vertexes++; |
| 397 | } |
| 398 | |
| 399 | len += (num_vertexes - 2) * 2; |
| 400 | break; |
| 401 | } |
| 402 | |
| 403 | #ifdef TEST |
| 404 | case 0xA0: // sys -> vid |
| 405 | { |
| 406 | u32 load_width = LE2HOST32(slist[4]); |
| 407 | u32 load_height = LE2HOST32(slist[5]); |
| 408 | u32 load_size = load_width * load_height; |
| 409 | |
| 410 | len += load_size / 2; |
| 411 | break; |
| 412 | } |
| 413 | #endif |
| 414 | |
| 415 | // timing |
| 416 | case 0x02: |
| 417 | cpu_cycles += gput_fill(LE2HOST32(slist[4]) & 0x3ff, |
| 418 | LE2HOST32(slist[5]) & 0x1ff); |
| 419 | break; |
| 420 | case 0x20 ... 0x23: cpu_cycles += gput_poly_base(); break; |
| 421 | case 0x24 ... 0x27: cpu_cycles += gput_poly_base_t(); break; |
| 422 | case 0x28 ... 0x2B: cpu_cycles += gput_quad_base(); break; |
| 423 | case 0x2C ... 0x2F: cpu_cycles += gput_quad_base_t(); break; |
| 424 | case 0x30 ... 0x33: cpu_cycles += gput_poly_base_g(); break; |
| 425 | case 0x34 ... 0x37: cpu_cycles += gput_poly_base_gt(); break; |
| 426 | case 0x38 ... 0x3B: cpu_cycles += gput_quad_base_g(); break; |
| 427 | case 0x3C ... 0x3F: cpu_cycles += gput_quad_base_gt(); break; |
| 428 | case 0x40 ... 0x47: cpu_cycles += gput_line(0); break; |
| 429 | case 0x50 ... 0x57: cpu_cycles += gput_line(0); break; |
| 430 | case 0x60 ... 0x63: |
| 431 | cpu_cycles += gput_sprite(LE2HOST32(slist[4]) & 0x3ff, |
| 432 | LE2HOST32(slist[5]) & 0x1ff); |
| 433 | break; |
| 434 | case 0x64 ... 0x67: |
| 435 | cpu_cycles += gput_sprite(LE2HOST32(slist[6]) & 0x3ff, |
| 436 | LE2HOST32(slist[7]) & 0x1ff); |
| 437 | break; |
| 438 | case 0x68 ... 0x6B: cpu_cycles += gput_sprite(1, 1); break; |
| 439 | case 0x70 ... 0x73: |
| 440 | case 0x74 ... 0x77: cpu_cycles += gput_sprite(8, 8); break; |
| 441 | case 0x78 ... 0x7B: |
| 442 | case 0x7C ... 0x7F: cpu_cycles += gput_sprite(16, 16); break; |
| 443 | } |
| 444 | } |
| 445 | |
| 446 | breakloop: |
| 447 | gpu.ex_regs[1] &= ~0x1ff; |
| 448 | gpu.ex_regs[1] |= lGPUstatusRet & 0x1ff; |
| 449 | |
| 450 | *cpu_cycles_out += cpu_cycles; |
| 451 | *last_cmd = cmd; |
| 452 | return list - list_start; |
| 453 | } |
| 454 | |
| 455 | void renderer_sync_ecmds(uint32_t *ecmds_) |
| 456 | { |
| 457 | #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
| 458 | // the funcs below expect LE |
| 459 | uint32_t i, ecmds[8]; |
| 460 | for (i = 1; i <= 6; i++) |
| 461 | ecmds[i] = HTOLE32(ecmds_[i]); |
| 462 | #else |
| 463 | uint32_t *ecmds = ecmds_; |
| 464 | #endif |
| 465 | cmdTexturePage((unsigned char *)&ecmds[1]); |
| 466 | cmdTextureWindow((unsigned char *)&ecmds[2]); |
| 467 | cmdDrawAreaStart((unsigned char *)&ecmds[3]); |
| 468 | cmdDrawAreaEnd((unsigned char *)&ecmds[4]); |
| 469 | cmdDrawOffset((unsigned char *)&ecmds[5]); |
| 470 | cmdSTP((unsigned char *)&ecmds[6]); |
| 471 | } |
| 472 | |
| 473 | void renderer_update_caches(int x, int y, int w, int h, int state_changed) |
| 474 | { |
| 475 | } |
| 476 | |
| 477 | void renderer_flush_queues(void) |
| 478 | { |
| 479 | } |
| 480 | |
| 481 | void renderer_set_interlace(int enable, int is_odd) |
| 482 | { |
| 483 | } |
| 484 | |
| 485 | void renderer_sync(void) |
| 486 | { |
| 487 | } |
| 488 | |
| 489 | void renderer_notify_update_lace(int updated) |
| 490 | { |
| 491 | } |
| 492 | |
| 493 | #include "../../frontend/plugin_lib.h" |
| 494 | |
| 495 | void renderer_set_config(const struct rearmed_cbs *cbs) |
| 496 | { |
| 497 | iUseDither = cbs->gpu_peops.iUseDither; |
| 498 | dwActFixes = cbs->gpu_peops.dwActFixes; |
| 499 | if (cbs->pl_set_gpu_caps) |
| 500 | cbs->pl_set_gpu_caps(0); |
| 501 | set_vram(gpu.vram); |
| 502 | } |
| 503 | |
| 504 | // vim:ts=2:shiftwidth=2:expandtab |