psxmem: Add support for Lightrec's custom mem init sequence
[pcsx_rearmed.git] / plugins / dfxvideo / gpulib_if.c
CommitLineData
b094071f 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>
62d7fa95 18#include "../gpulib/gpu.h"
b094071f 19
a903b131
JW
20#ifdef THREAD_RENDERING
21#include "../gpulib/gpulib_thread_if.h"
22#define do_cmd_list real_do_cmd_list
23#define renderer_init real_renderer_init
24#define renderer_finish real_renderer_finish
25#define renderer_sync_ecmds real_renderer_sync_ecmds
26#define renderer_update_caches real_renderer_update_caches
27#define renderer_flush_queues real_renderer_flush_queues
28#define renderer_set_interlace real_renderer_set_interlace
29#define renderer_set_config real_renderer_set_config
30#define renderer_notify_res_change real_renderer_notify_res_change
31#define renderer_notify_update_lace real_renderer_notify_update_lace
32#define renderer_sync real_renderer_sync
33#define ex_regs scratch_ex_regs
34#endif
35
b094071f 36#define u32 uint32_t
37
38#define INFO_TW 0
39#define INFO_DRAWSTART 1
40#define INFO_DRAWEND 2
41#define INFO_DRAWOFF 3
42
43#define SHADETEXBIT(x) ((x>>24) & 0x1)
44#define SEMITRANSBIT(x) ((x>>25) & 0x1)
45#define PSXRGB(r,g,b) ((g<<10)|(b<<5)|r)
46
47#define DATAREGISTERMODES unsigned short
48
49#define DR_NORMAL 0
50#define DR_VRAMTRANSFER 1
51
52#define GPUSTATUS_READYFORVRAM 0x08000000
53
54// byteswappings
55
56#define SWAP16(x) ({ uint16_t y=(x); (((y)>>8 & 0xff) | ((y)<<8 & 0xff00)); })
57#define SWAP32(x) ({ uint32_t y=(x); (((y)>>24 & 0xfful) | ((y)>>8 & 0xff00ul) | ((y)<<8 & 0xff0000ul) | ((y)<<24 & 0xff000000ul)); })
58
59#ifdef __BIG_ENDIAN__
60
61// big endian config
62#define HOST2LE32(x) SWAP32(x)
63#define HOST2BE32(x) (x)
64#define LE2HOST32(x) SWAP32(x)
65#define BE2HOST32(x) (x)
66
67#define HOST2LE16(x) SWAP16(x)
68#define HOST2BE16(x) (x)
69#define LE2HOST16(x) SWAP16(x)
70#define BE2HOST16(x) (x)
71
72#else
73
74// little endian config
75#define HOST2LE32(x) (x)
76#define HOST2BE32(x) SWAP32(x)
77#define LE2HOST32(x) (x)
78#define BE2HOST32(x) SWAP32(x)
79
80#define HOST2LE16(x) (x)
81#define HOST2BE16(x) SWAP16(x)
82#define LE2HOST16(x) (x)
83#define BE2HOST16(x) SWAP16(x)
84
85#endif
86
87#define GETLEs16(X) ((int16_t)GETLE16((uint16_t *)X))
88#define GETLEs32(X) ((int16_t)GETLE32((uint16_t *)X))
89
90#define GETLE16(X) LE2HOST16(*(uint16_t *)X)
91#define GETLE32_(X) LE2HOST32(*(uint32_t *)X)
92#define GETLE16D(X) ({uint32_t val = GETLE32(X); (val<<16 | val >> 16);})
93#define PUTLE16(X, Y) do{*((uint16_t *)X)=HOST2LE16((uint16_t)Y);}while(0)
94#define PUTLE32_(X, Y) do{*((uint32_t *)X)=HOST2LE16((uint32_t)Y);}while(0)
95#ifdef __arm__
96#define GETLE32(X) (*(uint16_t *)(X)|(((uint16_t *)(X))[1]<<16))
97#define PUTLE32(X, Y) do{uint16_t *p_=(uint16_t *)(X);uint32_t y_=Y;p_[0]=y_;p_[1]=y_>>16;}while(0)
98#else
99#define GETLE32 GETLE32_
100#define PUTLE32 PUTLE32_
101#endif
102
103/////////////////////////////////////////////////////////////////////////////
104
105typedef struct VRAMLOADTTAG
106{
107 short x;
108 short y;
109 short Width;
110 short Height;
111 short RowsRemaining;
112 short ColsRemaining;
113 unsigned short *ImagePtr;
114} VRAMLoad_t;
115
116/////////////////////////////////////////////////////////////////////////////
117
118typedef struct PSXPOINTTAG
119{
120 int32_t x;
121 int32_t y;
122} PSXPoint_t;
123
124typedef struct PSXSPOINTTAG
125{
126 short x;
127 short y;
128} PSXSPoint_t;
129
130typedef struct PSXRECTTAG
131{
132 short x0;
133 short x1;
134 short y0;
135 short y1;
136} PSXRect_t;
137
138// linux defines for some windows stuff
139
140#define FALSE 0
141#define TRUE 1
142#define BOOL unsigned short
143#define LOWORD(l) ((unsigned short)(l))
144#define HIWORD(l) ((unsigned short)(((uint32_t)(l) >> 16) & 0xFFFF))
145#define max(a,b) (((a) > (b)) ? (a) : (b))
146#define min(a,b) (((a) < (b)) ? (a) : (b))
147#define DWORD uint32_t
148#ifndef __int64
149#define __int64 long long int
150#endif
151
152typedef struct RECTTAG
153{
154 int left;
155 int top;
156 int right;
157 int bottom;
158}RECT;
159
160/////////////////////////////////////////////////////////////////////////////
161
162typedef struct TWINTAG
163{
164 PSXRect_t Position;
165 int xmask, ymask;
166} TWin_t;
167
168/////////////////////////////////////////////////////////////////////////////
169
170typedef struct PSXDISPLAYTAG
171{
172 PSXPoint_t DisplayModeNew;
173 PSXPoint_t DisplayMode;
174 PSXPoint_t DisplayPosition;
175 PSXPoint_t DisplayEnd;
176
177 int32_t Double;
178 int32_t Height;
179 int32_t PAL;
180 int32_t InterlacedNew;
181 int32_t Interlaced;
182 int32_t RGB24New;
183 int32_t RGB24;
184 PSXSPoint_t DrawOffset;
185 int32_t Disabled;
186 PSXRect_t Range;
187
188} PSXDisplay_t;
189
190/////////////////////////////////////////////////////////////////////////////
191
192// draw.c
193
194extern int32_t GlobalTextAddrX,GlobalTextAddrY,GlobalTextTP;
195extern int32_t GlobalTextABR,GlobalTextPAGE;
196extern short ly0,lx0,ly1,lx1,ly2,lx2,ly3,lx3;
197extern long lLowerpart;
198extern BOOL bCheckMask;
199extern unsigned short sSetMask;
200extern unsigned long lSetMask;
201extern short g_m1;
202extern short g_m2;
203extern short g_m3;
204extern short DrawSemiTrans;
205
206// prim.c
207
208extern BOOL bUsingTWin;
209extern TWin_t TWin;
210extern void (*primTableJ[256])(unsigned char *);
211extern void (*primTableSkip[256])(unsigned char *);
212extern unsigned short usMirror;
213extern int iDither;
214extern uint32_t dwCfgFixes;
215extern uint32_t dwActFixes;
216extern int iUseFixes;
217extern int iUseDither;
218extern BOOL bDoVSyncUpdate;
219extern int32_t drawX;
220extern int32_t drawY;
221extern int32_t drawW;
222extern int32_t drawH;
223
224// gpu.h
225
226#define OPAQUEON 10
227#define OPAQUEOFF 11
228
229#define KEY_RESETTEXSTORE 1
230#define KEY_SHOWFPS 2
231#define KEY_RESETOPAQUE 4
232#define KEY_RESETDITHER 8
233#define KEY_RESETFILTER 16
234#define KEY_RESETADVBLEND 32
235#define KEY_BADTEXTURES 128
236#define KEY_CHECKTHISOUT 256
237
238#if !defined(__BIG_ENDIAN__) || defined(__x86_64__) || defined(__i386__)
239#ifndef __LITTLE_ENDIAN__
240#define __LITTLE_ENDIAN__
241#endif
242#endif
243
244#ifdef __LITTLE_ENDIAN__
245#define RED(x) (x & 0xff)
246#define BLUE(x) ((x>>16) & 0xff)
247#define GREEN(x) ((x>>8) & 0xff)
248#define COLOR(x) (x & 0xffffff)
249#elif defined __BIG_ENDIAN__
250#define RED(x) ((x>>24) & 0xff)
251#define BLUE(x) ((x>>8) & 0xff)
252#define GREEN(x) ((x>>16) & 0xff)
253#define COLOR(x) SWAP32(x & 0xffffff)
254#endif
255
256PSXDisplay_t PSXDisplay;
257unsigned char *psxVub;
258signed char *psxVsb;
259unsigned short *psxVuw;
260unsigned short *psxVuw_eom;
261signed short *psxVsw;
262uint32_t *psxVul;
263int32_t *psxVsl;
264
265long lGPUstatusRet;
266uint32_t lGPUInfoVals[16];
267
268VRAMLoad_t VRAMWrite;
269VRAMLoad_t VRAMRead;
270
271DATAREGISTERMODES DataWriteMode;
272DATAREGISTERMODES DataReadMode;
273
274BOOL bCheckMask = FALSE;
275unsigned short sSetMask = 0;
276unsigned long lSetMask = 0;
277long lLowerpart;
278
62d7fa95 279#include "soft.c"
280#include "prim.c"
b094071f 281
282/////////////////////////////////////////////////////////////////////////////
283
9ee0fd5b 284static void set_vram(void *vram)
b094071f 285{
9ee0fd5b 286 psxVub=vram;
b094071f 287
288 psxVsb=(signed char *)psxVub; // different ways of accessing PSX VRAM
289 psxVsw=(signed short *)psxVub;
290 psxVsl=(int32_t *)psxVub;
291 psxVuw=(unsigned short *)psxVub;
292 psxVul=(uint32_t *)psxVub;
293
294 psxVuw_eom=psxVuw+1024*512; // pre-calc of end of vram
9ee0fd5b 295}
296
297int renderer_init(void)
298{
299 set_vram(gpu.vram);
b094071f 300
301 PSXDisplay.RGB24 = FALSE; // init some stuff
302 PSXDisplay.Interlaced = FALSE;
303 PSXDisplay.DrawOffset.x = 0;
304 PSXDisplay.DrawOffset.y = 0;
305 PSXDisplay.DisplayMode.x= 320;
306 PSXDisplay.DisplayMode.y= 240;
307 PSXDisplay.Disabled = FALSE;
308 PSXDisplay.Range.x0=0;
309 PSXDisplay.Range.x1=0;
310 PSXDisplay.Double = 1;
311
312 DataWriteMode = DR_NORMAL;
313 lGPUstatusRet = 0x14802000;
314
315 return 0;
316}
317
e929dec5 318void renderer_finish(void)
319{
320}
321
322void renderer_notify_res_change(void)
323{
324}
325
b094071f 326extern const unsigned char cmd_lengths[256];
327
fc99395c 328int do_cmd_list(uint32_t *list, int list_len, int *last_cmd)
b094071f 329{
b243416b 330 unsigned int cmd = 0, len;
fc99395c 331 uint32_t *list_start = list;
332 uint32_t *list_end = list + list_len;
b094071f 333
334 for (; list < list_end; list += 1 + len)
335 {
b094071f 336 cmd = *list >> 24;
337 len = cmd_lengths[cmd];
b243416b 338 if (list + 1 + len > list_end) {
339 cmd = -1;
340 break;
341 }
342
343#ifndef TEST
344 if (cmd == 0xa0 || cmd == 0xc0)
345 break; // image i/o, forward to upper layer
346 else if ((cmd & 0xf8) == 0xe0)
347 gpu.ex_regs[cmd & 7] = list[0];
348#endif
b094071f 349
350 primTableJ[cmd]((void *)list);
351
352 switch(cmd)
353 {
354 case 0x48 ... 0x4F:
355 {
b243416b 356 u32 num_vertexes = 2;
357 u32 *list_position = &(list[3]);
b094071f 358
359 while(1)
360 {
804789d7 361 if(list_position >= list_end) {
362 cmd = -1;
363 goto breakloop;
364 }
365
366 if((*list_position & 0xf000f000) == 0x50005000)
b094071f 367 break;
368
369 list_position++;
370 num_vertexes++;
371 }
372
b243416b 373 len += (num_vertexes - 2);
b094071f 374 break;
375 }
376
377 case 0x58 ... 0x5F:
378 {
b243416b 379 u32 num_vertexes = 2;
380 u32 *list_position = &(list[4]);
b094071f 381
382 while(1)
383 {
804789d7 384 if(list_position >= list_end) {
385 cmd = -1;
386 goto breakloop;
387 }
388
389 if((*list_position & 0xf000f000) == 0x50005000)
b094071f 390 break;
391
392 list_position += 2;
393 num_vertexes++;
394 }
395
b243416b 396 len += (num_vertexes - 2) * 2;
b094071f 397 break;
398 }
399
9a6e7816 400#ifdef TEST
b094071f 401 case 0xA0: // sys -> vid
402 {
9a6e7816 403 short *slist = (void *)list;
b094071f 404 u32 load_width = slist[4];
405 u32 load_height = slist[5];
406 u32 load_size = load_width * load_height;
407
408 len += load_size / 2;
409 break;
410 }
9a6e7816 411#endif
b094071f 412 }
413 }
b243416b 414
804789d7 415breakloop:
b243416b 416 gpu.ex_regs[1] &= ~0x1ff;
417 gpu.ex_regs[1] |= lGPUstatusRet & 0x1ff;
418
419 *last_cmd = cmd;
420 return list - list_start;
b094071f 421}
422
5b745e5b 423void renderer_sync_ecmds(uint32_t *ecmds)
424{
425 cmdTexturePage((unsigned char *)&ecmds[1]);
426 cmdTextureWindow((unsigned char *)&ecmds[2]);
427 cmdDrawAreaStart((unsigned char *)&ecmds[3]);
428 cmdDrawAreaEnd((unsigned char *)&ecmds[4]);
429 cmdDrawOffset((unsigned char *)&ecmds[5]);
430 cmdSTP((unsigned char *)&ecmds[6]);
431}
432
05740673 433void renderer_update_caches(int x, int y, int w, int h)
b094071f 434{
435}
436
437void renderer_flush_queues(void)
438{
439}
914455e6 440
5440b88e 441void renderer_set_interlace(int enable, int is_odd)
442{
443}
444
c765eb86
JW
445void renderer_sync(void)
446{
447}
448
449void renderer_notify_update_lace(int updated)
450{
451}
452
914455e6 453#include "../../frontend/plugin_lib.h"
454
455void renderer_set_config(const struct rearmed_cbs *cbs)
456{
457 iUseDither = cbs->gpu_peops.iUseDither;
458 dwActFixes = cbs->gpu_peops.dwActFixes;
fa56d360 459 if (cbs->pl_set_gpu_caps)
460 cbs->pl_set_gpu_caps(0);
9ee0fd5b 461 set_vram(gpu.vram);
914455e6 462}