[pcsx_rearmed.git] / plugins / dfxvideo / gpulib_if.c

/***************************************************************************
    copyright            : (C) 2001 by Pete Bernert, 2011 notaz

 ***************************************************************************/
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version. See also the license.txt file for *
 *   additional informations.                                              *
 *                                                                         *
 ***************************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../gpulib/gpu.h"
#include "../../include/arm_features.h"

#ifdef THREAD_RENDERING
#include "../gpulib/gpulib_thread_if.h"
#define do_cmd_list real_do_cmd_list
#define renderer_init real_renderer_init
#define renderer_finish real_renderer_finish
#define renderer_sync_ecmds real_renderer_sync_ecmds
#define renderer_update_caches real_renderer_update_caches
#define renderer_flush_queues real_renderer_flush_queues
#define renderer_set_interlace real_renderer_set_interlace
#define renderer_set_config real_renderer_set_config
#define renderer_notify_res_change real_renderer_notify_res_change
#define renderer_notify_update_lace real_renderer_notify_update_lace
#define renderer_sync real_renderer_sync
#define ex_regs scratch_ex_regs
#endif

#define u32 uint32_t

#define INFO_TW        0
#define INFO_DRAWSTART 1
#define INFO_DRAWEND   2
#define INFO_DRAWOFF   3

#define SHADETEXBIT(x) ((x>>24) & 0x1)
#define SEMITRANSBIT(x) ((x>>25) & 0x1)
#define PSXRGB(r,g,b) ((g<<10)|(b<<5)|r)

#define DATAREGISTERMODES unsigned short

#define DR_NORMAL        0
#define DR_VRAMTRANSFER  1

#define GPUSTATUS_READYFORVRAM        0x08000000

// byteswappings

#define SWAP16(x) __builtin_bswap16(x)
#define SWAP32(x) __builtin_bswap32(x)

#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__

// big endian config
#define HOST2LE32(x) SWAP32(x)
#define HOST2BE32(x) (x)
#define LE2HOST32(x) SWAP32(x)
#define BE2HOST32(x) (x)

#define HOST2LE16(x) SWAP16(x)
#define HOST2BE16(x) (x)
#define LE2HOST16(x) SWAP16(x)
#define BE2HOST16(x) (x)

#else

// little endian config
#define HOST2LE32(x) (x)
#define HOST2BE32(x) SWAP32(x)
#define LE2HOST32(x) (x)
#define BE2HOST32(x) SWAP32(x)

#define HOST2LE16(x) (x)
#define HOST2BE16(x) SWAP16(x)
#define LE2HOST16(x) (x)
#define BE2HOST16(x) SWAP16(x)

#endif

#define GETLEs16(X) ((int16_t)GETLE16((uint16_t *)(X)))

#define GETLE16(X) LE2HOST16(*(uint16_t *)(X))
#define GETLE32_(X) LE2HOST32(*(uint32_t *)(X))
#define PUTLE16(X, Y) do{*((uint16_t *)(X))=HOST2LE16((uint16_t)(Y));}while(0)
#define PUTLE32_(X, Y) do{*((uint32_t *)(X))=HOST2LE32((uint32_t)(Y));}while(0)
#if defined(__arm__) && !defined(HAVE_ARMV6)
// for (very) old ARMs with no unaligned loads?
#define GETLE32(X) (*(uint16_t *)(X)|((uint32_t)((uint16_t *)(X))[1]<<16))
#define PUTLE32(X, Y) do{uint16_t *p_=(uint16_t *)(X);uint32_t y_=Y;p_[0]=y_;p_[1]=y_>>16;}while(0)
#else
#define GETLE32 GETLE32_
#define PUTLE32 PUTLE32_
#endif

/////////////////////////////////////////////////////////////////////////////

typedef struct VRAMLOADTTAG
{
 short x;
 short y;
 short Width;
 short Height;
 short RowsRemaining;
 short ColsRemaining;
 unsigned short *ImagePtr;
} VRAMLoad_t;

/////////////////////////////////////////////////////////////////////////////

typedef struct PSXPOINTTAG
{
 int32_t x;
 int32_t y;
} PSXPoint_t;

typedef struct PSXSPOINTTAG
{
 short x;
 short y;
} PSXSPoint_t;

typedef struct PSXRECTTAG
{
 short x0;
 short x1;
 short y0;
 short y1;
} PSXRect_t;

// linux defines for some windows stuff

#define FALSE 0
#define TRUE 1
#define BOOL unsigned short
#define LOWORD(l)           ((unsigned short)(l))
#define HIWORD(l)           ((unsigned short)(((uint32_t)(l) >> 16) & 0xFFFF))
#define max(a,b)            (((a) > (b)) ? (a) : (b))
#define min(a,b)            (((a) < (b)) ? (a) : (b))
#define DWORD uint32_t
#ifndef __int64
#define __int64 long long int
#endif

typedef struct RECTTAG
{
 int left;
 int top;
 int right;
 int bottom;
}RECT;

/////////////////////////////////////////////////////////////////////////////

typedef struct TWINTAG
{
 PSXRect_t  Position;
 int xmask, ymask;
} TWin_t;

/////////////////////////////////////////////////////////////////////////////

typedef struct PSXDISPLAYTAG
{
 PSXPoint_t  DisplayModeNew;
 PSXPoint_t  DisplayMode;
 PSXPoint_t  DisplayPosition;
 PSXPoint_t  DisplayEnd;

 int32_t        Double;
 int32_t        Height;
 int32_t        PAL;
 int32_t        InterlacedNew;
 int32_t        Interlaced;
 int32_t        RGB24New;
 int32_t        RGB24;
 PSXSPoint_t DrawOffset;
 int32_t        Disabled;
 PSXRect_t   Range;

} PSXDisplay_t;

/////////////////////////////////////////////////////////////////////////////

// draw.c

extern int32_t           GlobalTextAddrX,GlobalTextAddrY,GlobalTextTP;
extern int32_t           GlobalTextABR,GlobalTextPAGE;
extern short          ly0,lx0,ly1,lx1,ly2,lx2,ly3,lx3;
extern long           lLowerpart;
extern BOOL           bCheckMask;
extern unsigned short sSetMask;
extern unsigned long  lSetMask;
extern short          g_m1;
extern short          g_m2;
extern short          g_m3;
extern short          DrawSemiTrans;

// prim.c

extern BOOL           bUsingTWin;
extern TWin_t         TWin;
extern void (*primTableJ[256])(unsigned char *);
extern void (*primTableSkip[256])(unsigned char *);
extern unsigned short  usMirror;
extern int            iDither;
extern uint32_t  dwCfgFixes;
extern uint32_t  dwActFixes;
extern int            iUseFixes;
extern int            iUseDither;
extern BOOL           bDoVSyncUpdate;
extern int32_t           drawX;
extern int32_t           drawY;
extern int32_t           drawW;
extern int32_t           drawH;

// gpu.h

#define OPAQUEON   10
#define OPAQUEOFF  11

#define KEY_RESETTEXSTORE 1
#define KEY_SHOWFPS       2
#define KEY_RESETOPAQUE   4
#define KEY_RESETDITHER   8
#define KEY_RESETFILTER   16
#define KEY_RESETADVBLEND 32
#define KEY_BADTEXTURES   128
#define KEY_CHECKTHISOUT  256

#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define RED(x) (x & 0xff)
#define BLUE(x) ((x>>16) & 0xff)
#define GREEN(x) ((x>>8) & 0xff)
#define COLOR(x) (x & 0xffffff)
#else
#define RED(x) ((x>>24) & 0xff)
#define BLUE(x) ((x>>8) & 0xff)
#define GREEN(x) ((x>>16) & 0xff)
#define COLOR(x) SWAP32(x & 0xffffff)
#endif

PSXDisplay_t      PSXDisplay;
unsigned char  *psxVub;
unsigned short *psxVuw;
unsigned short *psxVuw_eom;

long              lGPUstatusRet;
uint32_t          lGPUInfoVals[16];

VRAMLoad_t        VRAMWrite;
VRAMLoad_t        VRAMRead;

DATAREGISTERMODES DataWriteMode;
DATAREGISTERMODES DataReadMode;

BOOL           bCheckMask = FALSE;
unsigned short sSetMask = 0;
unsigned long  lSetMask = 0;
long           lLowerpart;

#include "soft.c"
#include "prim.c"

/////////////////////////////////////////////////////////////////////////////

static void set_vram(void *vram)
{
 psxVub=vram;
 psxVuw=(unsigned short *)psxVub;
 psxVuw_eom=psxVuw+1024*512;                           // pre-calc of end of vram
}

int renderer_init(void)
{
 set_vram(gpu.vram);

 PSXDisplay.RGB24        = FALSE;                      // init some stuff
 PSXDisplay.Interlaced   = FALSE;
 PSXDisplay.DrawOffset.x = 0;
 PSXDisplay.DrawOffset.y = 0;
 PSXDisplay.DisplayMode.x= 320;
 PSXDisplay.DisplayMode.y= 240;
 PSXDisplay.Disabled     = FALSE;
 PSXDisplay.Range.x0=0;
 PSXDisplay.Range.x1=0;
 PSXDisplay.Double = 1;

 DataWriteMode = DR_NORMAL;
 lGPUstatusRet = 0x14802000;

 return 0;
}

void renderer_finish(void)
{
}

void renderer_notify_res_change(void)
{
}

extern const unsigned char cmd_lengths[256];

int do_cmd_list(uint32_t *list, int list_len, int *last_cmd)
{
  unsigned int cmd = 0, len;
  uint32_t *list_start = list;
  uint32_t *list_end = list + list_len;

  for (; list < list_end; list += 1 + len)
  {
    cmd = GETLE32(list) >> 24;
    len = cmd_lengths[cmd];
    if (list + 1 + len > list_end) {
      cmd = -1;
      break;
    }

#ifndef TEST
    if (cmd == 0xa0 || cmd == 0xc0)
      break; // image i/o, forward to upper layer
    else if ((cmd & 0xf8) == 0xe0)
      gpu.ex_regs[cmd & 7] = GETLE32(list);
#endif

    primTableJ[cmd]((void *)list);

    switch(cmd)
    {
      case 0x48 ... 0x4F:
      {
        u32 num_vertexes = 2;
        u32 *list_position = &(list[3]);

        while(1)
        {
          if(list_position >= list_end) {
            cmd = -1;
            goto breakloop;
          }

          if((*list_position & HOST2LE32(0xf000f000)) == HOST2LE32(0x50005000))
            break;

          list_position++;
          num_vertexes++;
        }

        len += (num_vertexes - 2);
        break;
      }

      case 0x58 ... 0x5F:
      {
        u32 num_vertexes = 2;
        u32 *list_position = &(list[4]);

        while(1)
        {
          if(list_position >= list_end) {
            cmd = -1;
            goto breakloop;
          }

          if((*list_position & HOST2LE32(0xf000f000)) == HOST2LE32(0x50005000))
            break;

          list_position += 2;
          num_vertexes++;
        }

        len += (num_vertexes - 2) * 2;
        break;
      }

#ifdef TEST
      case 0xA0:          //  sys -> vid
      {
        short *slist = (void *)list;
        u32 load_width = LE2HOST32(slist[4]);
        u32 load_height = LE2HOST32(slist[5]);
        u32 load_size = load_width * load_height;

        len += load_size / 2;
        break;
      }
#endif
    }
  }

breakloop:
  gpu.ex_regs[1] &= ~0x1ff;
  gpu.ex_regs[1] |= lGPUstatusRet & 0x1ff;

  *last_cmd = cmd;
  return list - list_start;
}

void renderer_sync_ecmds(uint32_t *ecmds_)
{
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
  // the funcs below expect LE
  uint32_t i, ecmds[8];
  for (i = 1; i <= 6; i++)
    ecmds[i] = HTOLE32(ecmds_[i]);
#else
  uint32_t *ecmds = ecmds_;
#endif
  cmdTexturePage((unsigned char *)&ecmds[1]);
  cmdTextureWindow((unsigned char *)&ecmds[2]);
  cmdDrawAreaStart((unsigned char *)&ecmds[3]);
  cmdDrawAreaEnd((unsigned char *)&ecmds[4]);
  cmdDrawOffset((unsigned char *)&ecmds[5]);
  cmdSTP((unsigned char *)&ecmds[6]);
}

void renderer_update_caches(int x, int y, int w, int h)
{
}

void renderer_flush_queues(void)
{
}

void renderer_set_interlace(int enable, int is_odd)
{
}

void renderer_sync(void)
{
}

void renderer_notify_update_lace(int updated)
{
}

#include "../../frontend/plugin_lib.h"

void renderer_set_config(const struct rearmed_cbs *cbs)
{
 iUseDither = cbs->gpu_peops.iUseDither;
 dwActFixes = cbs->gpu_peops.dwActFixes;
 if (cbs->pl_set_gpu_caps)
  cbs->pl_set_gpu_caps(0);
 set_vram(gpu.vram);
}
Commit	Line	Data
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"
f3af2eb5	19	#include "../../include/arm_features.h"
b094071f	20
a903b131 JW	21	#ifdef THREAD_RENDERING
	22	#include "../gpulib/gpulib_thread_if.h"
	23	#define do_cmd_list real_do_cmd_list
	24	#define renderer_init real_renderer_init
	25	#define renderer_finish real_renderer_finish
	26	#define renderer_sync_ecmds real_renderer_sync_ecmds
	27	#define renderer_update_caches real_renderer_update_caches
	28	#define renderer_flush_queues real_renderer_flush_queues
	29	#define renderer_set_interlace real_renderer_set_interlace
	30	#define renderer_set_config real_renderer_set_config
	31	#define renderer_notify_res_change real_renderer_notify_res_change
	32	#define renderer_notify_update_lace real_renderer_notify_update_lace
	33	#define renderer_sync real_renderer_sync
	34	#define ex_regs scratch_ex_regs
	35	#endif
	36
b094071f	37	#define u32 uint32_t
	38
	39	#define INFO_TW 0
	40	#define INFO_DRAWSTART 1
	41	#define INFO_DRAWEND 2
	42	#define INFO_DRAWOFF 3
	43
	44	#define SHADETEXBIT(x) ((x>>24) & 0x1)
	45	#define SEMITRANSBIT(x) ((x>>25) & 0x1)
	46	#define PSXRGB(r,g,b) ((g<<10)\|(b<<5)\|r)
	47
	48	#define DATAREGISTERMODES unsigned short
	49
	50	#define DR_NORMAL 0
	51	#define DR_VRAMTRANSFER 1
	52
	53	#define GPUSTATUS_READYFORVRAM 0x08000000
	54
	55	// byteswappings
	56
495d603c PC	57	#define SWAP16(x) __builtin_bswap16(x)
495d603c PC	58	#define SWAP32(x) __builtin_bswap32(x)
b094071f	59
ffe97735	60	#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
b094071f	61
	62	// big endian config
	63	#define HOST2LE32(x) SWAP32(x)
	64	#define HOST2BE32(x) (x)
	65	#define LE2HOST32(x) SWAP32(x)
	66	#define BE2HOST32(x) (x)
	67
	68	#define HOST2LE16(x) SWAP16(x)
	69	#define HOST2BE16(x) (x)
	70	#define LE2HOST16(x) SWAP16(x)
	71	#define BE2HOST16(x) (x)
	72
	73	#else
	74
	75	// little endian config
	76	#define HOST2LE32(x) (x)
	77	#define HOST2BE32(x) SWAP32(x)
	78	#define LE2HOST32(x) (x)
	79	#define BE2HOST32(x) SWAP32(x)
	80
	81	#define HOST2LE16(x) (x)
	82	#define HOST2BE16(x) SWAP16(x)
	83	#define LE2HOST16(x) (x)
	84	#define BE2HOST16(x) SWAP16(x)
	85
	86	#endif
	87
f3af2eb5	88	#define GETLEs16(X) ((int16_t)GETLE16((uint16_t *)(X)))
b094071f	89
f3af2eb5	90	#define GETLE16(X) LE2HOST16((uint16_t )(X))
	91	#define GETLE32_(X) LE2HOST32((uint32_t )(X))
	92	#define PUTLE16(X, Y) do{((uint16_t )(X))=HOST2LE16((uint16_t)(Y));}while(0)
	93	#define PUTLE32_(X, Y) do{((uint32_t )(X))=HOST2LE32((uint32_t)(Y));}while(0)
	94	#if defined(__arm__) && !defined(HAVE_ARMV6)
	95	// for (very) old ARMs with no unaligned loads?
	96	#define GETLE32(X) ((uint16_t )(X)\|((uint32_t)((uint16_t *)(X))[1]<<16))
b094071f	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
	105	typedef 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
	118	typedef struct PSXPOINTTAG
	119	{
	120	int32_t x;
	121	int32_t y;
	122	} PSXPoint_t;
	123
	124	typedef struct PSXSPOINTTAG
	125	{
	126	short x;
	127	short y;
	128	} PSXSPoint_t;
	129
	130	typedef 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
	152	typedef struct RECTTAG
	153	{
	154	int left;
	155	int top;
	156	int right;
	157	int bottom;
	158	}RECT;
	159
	160	/////////////////////////////////////////////////////////////////////////////
161
162	typedef struct TWINTAG
163	{
164	PSXRect_t Position;
165	int xmask, ymask;
166	} TWin_t;
167
168	/////////////////////////////////////////////////////////////////////////////
169
170	typedef 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
194	extern int32_t GlobalTextAddrX,GlobalTextAddrY,GlobalTextTP;
195	extern int32_t GlobalTextABR,GlobalTextPAGE;
196	extern short ly0,lx0,ly1,lx1,ly2,lx2,ly3,lx3;
197	extern long lLowerpart;
198	extern BOOL bCheckMask;
199	extern unsigned short sSetMask;
200	extern unsigned long lSetMask;
201	extern short g_m1;
202	extern short g_m2;
203	extern short g_m3;
204	extern short DrawSemiTrans;
205
206	// prim.c
207
208	extern BOOL bUsingTWin;
209	extern TWin_t TWin;
210	extern void (primTableJ[256])(unsigned char );
211	extern void (primTableSkip[256])(unsigned char );
212	extern unsigned short usMirror;
213	extern int iDither;
214	extern uint32_t dwCfgFixes;
215	extern uint32_t dwActFixes;
216	extern int iUseFixes;
217	extern int iUseDither;
218	extern BOOL bDoVSyncUpdate;
219	extern int32_t drawX;
220	extern int32_t drawY;
221	extern int32_t drawW;
222	extern 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
ffe97735	238	#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
b094071f	239	#define RED(x) (x & 0xff)
	240	#define BLUE(x) ((x>>16) & 0xff)
	241	#define GREEN(x) ((x>>8) & 0xff)
	242	#define COLOR(x) (x & 0xffffff)
ffe97735	243	#else
b094071f	244	#define RED(x) ((x>>24) & 0xff)
	245	#define BLUE(x) ((x>>8) & 0xff)
	246	#define GREEN(x) ((x>>16) & 0xff)
	247	#define COLOR(x) SWAP32(x & 0xffffff)
	248	#endif
	249
	250	PSXDisplay_t PSXDisplay;
	251	unsigned char *psxVub;
b094071f	252	unsigned short *psxVuw;
b094071f	253	unsigned short *psxVuw_eom;
b094071f	254
	255	long lGPUstatusRet;
	256	uint32_t lGPUInfoVals[16];
	257
	258	VRAMLoad_t VRAMWrite;
	259	VRAMLoad_t VRAMRead;
	260
	261	DATAREGISTERMODES DataWriteMode;
	262	DATAREGISTERMODES DataReadMode;
	263
	264	BOOL bCheckMask = FALSE;
	265	unsigned short sSetMask = 0;
	266	unsigned long lSetMask = 0;
	267	long lLowerpart;
	268
62d7fa95	269	#include "soft.c"
62d7fa95	270	#include "prim.c"
b094071f	271
	272	/////////////////////////////////////////////////////////////////////////////
	273
9ee0fd5b	274	static void set_vram(void *vram)
b094071f	275	{
9ee0fd5b	276	psxVub=vram;
b094071f	277	psxVuw=(unsigned short *)psxVub;
b094071f	278	psxVuw_eom=psxVuw+1024*512; // pre-calc of end of vram
9ee0fd5b	279	}
	280
	281	int renderer_init(void)
	282	{
	283	set_vram(gpu.vram);
b094071f	284
	285	PSXDisplay.RGB24 = FALSE; // init some stuff
	286	PSXDisplay.Interlaced = FALSE;
	287	PSXDisplay.DrawOffset.x = 0;
	288	PSXDisplay.DrawOffset.y = 0;
	289	PSXDisplay.DisplayMode.x= 320;
	290	PSXDisplay.DisplayMode.y= 240;
	291	PSXDisplay.Disabled = FALSE;
	292	PSXDisplay.Range.x0=0;
	293	PSXDisplay.Range.x1=0;
	294	PSXDisplay.Double = 1;
	295
	296	DataWriteMode = DR_NORMAL;
	297	lGPUstatusRet = 0x14802000;
	298
	299	return 0;
	300	}
	301
e929dec5	302	void renderer_finish(void)
	303	{
	304	}
	305
	306	void renderer_notify_res_change(void)
	307	{
	308	}
	309
b094071f	310	extern const unsigned char cmd_lengths[256];
b094071f	311
fc99395c	312	int do_cmd_list(uint32_t list, int list_len, int last_cmd)
b094071f	313	{
b243416b	314	unsigned int cmd = 0, len;
fc99395c	315	uint32_t *list_start = list;
fc99395c	316	uint32_t *list_end = list + list_len;
b094071f	317
	318	for (; list < list_end; list += 1 + len)
	319	{
495d603c	320	cmd = GETLE32(list) >> 24;
b094071f	321	len = cmd_lengths[cmd];
b243416b	322	if (list + 1 + len > list_end) {
	323	cmd = -1;
	324	break;
	325	}
	326
	327	#ifndef TEST
	328	if (cmd == 0xa0 \|\| cmd == 0xc0)
	329	break; // image i/o, forward to upper layer
	330	else if ((cmd & 0xf8) == 0xe0)
495d603c	331	gpu.ex_regs[cmd & 7] = GETLE32(list);
b243416b	332	#endif
b094071f	333
	334	primTableJ[cmd]((void *)list);
	335
	336	switch(cmd)
	337	{
	338	case 0x48 ... 0x4F:
	339	{
b243416b	340	u32 num_vertexes = 2;
b243416b	341	u32 *list_position = &(list[3]);
b094071f	342
	343	while(1)
	344	{
804789d7	345	if(list_position >= list_end) {
	346	cmd = -1;
	347	goto breakloop;
	348	}
	349
495d603c	350	if((*list_position & HOST2LE32(0xf000f000)) == HOST2LE32(0x50005000))
b094071f	351	break;
	352
	353	list_position++;
	354	num_vertexes++;
	355	}
	356
b243416b	357	len += (num_vertexes - 2);
b094071f	358	break;
	359	}
	360
	361	case 0x58 ... 0x5F:
	362	{
b243416b	363	u32 num_vertexes = 2;
b243416b	364	u32 *list_position = &(list[4]);
b094071f	365
	366	while(1)
	367	{
804789d7	368	if(list_position >= list_end) {
	369	cmd = -1;
	370	goto breakloop;
	371	}
	372
495d603c	373	if((*list_position & HOST2LE32(0xf000f000)) == HOST2LE32(0x50005000))
b094071f	374	break;
	375
	376	list_position += 2;
	377	num_vertexes++;
	378	}
	379
b243416b	380	len += (num_vertexes - 2) * 2;
b094071f	381	break;
	382	}
	383
9a6e7816	384	#ifdef TEST
b094071f	385	case 0xA0: // sys -> vid
b094071f	386	{
9a6e7816	387	short slist = (void )list;
495d603c PC	388	u32 load_width = LE2HOST32(slist[4]);
495d603c PC	389	u32 load_height = LE2HOST32(slist[5]);
b094071f	390	u32 load_size = load_width * load_height;
	391
	392	len += load_size / 2;
	393	break;
	394	}
9a6e7816	395	#endif
b094071f	396	}
b094071f	397	}
b243416b	398
804789d7	399	breakloop:
b243416b	400	gpu.ex_regs[1] &= ~0x1ff;
	401	gpu.ex_regs[1] \|= lGPUstatusRet & 0x1ff;
	402
	403	*last_cmd = cmd;
	404	return list - list_start;
b094071f	405	}
b094071f	406
3e629be9	407	void renderer_sync_ecmds(uint32_t *ecmds_)
5b745e5b	408	{
3e629be9	409	#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
	410	// the funcs below expect LE
	411	uint32_t i, ecmds[8];
	412	for (i = 1; i <= 6; i++)
	413	ecmds[i] = HTOLE32(ecmds_[i]);
	414	#else
	415	uint32_t *ecmds = ecmds_;
	416	#endif
5b745e5b	417	cmdTexturePage((unsigned char *)&ecmds[1]);
	418	cmdTextureWindow((unsigned char *)&ecmds[2]);
	419	cmdDrawAreaStart((unsigned char *)&ecmds[3]);
	420	cmdDrawAreaEnd((unsigned char *)&ecmds[4]);
	421	cmdDrawOffset((unsigned char *)&ecmds[5]);
	422	cmdSTP((unsigned char *)&ecmds[6]);
	423	}
	424
05740673	425	void renderer_update_caches(int x, int y, int w, int h)
b094071f	426	{
	427	}
	428
	429	void renderer_flush_queues(void)
	430	{
	431	}
914455e6	432
5440b88e	433	void renderer_set_interlace(int enable, int is_odd)
	434	{
	435	}
	436
c765eb86 JW	437	void renderer_sync(void)
	438	{
	439	}
	440
	441	void renderer_notify_update_lace(int updated)
	442	{
	443	}
	444
914455e6	445	#include "../../frontend/plugin_lib.h"
	446
	447	void renderer_set_config(const struct rearmed_cbs *cbs)
	448	{
	449	iUseDither = cbs->gpu_peops.iUseDither;
	450	dwActFixes = cbs->gpu_peops.dwActFixes;
fa56d360	451	if (cbs->pl_set_gpu_caps)
fa56d360	452	cbs->pl_set_gpu_caps(0);
9ee0fd5b	453	set_vram(gpu.vram);
914455e6	454	}