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-/*******************************************************************************
- Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
-
- (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and
- Jerremy Koot (jkoot@snes9x.com)
-
- (c) Copyright 2001 - 2004 John Weidman (jweidman@slip.net)
-
- (c) Copyright 2002 - 2004 Brad Jorsch (anomie@users.sourceforge.net),
- funkyass (funkyass@spam.shaw.ca),
- Joel Yliluoma (http://iki.fi/bisqwit/)
- Kris Bleakley (codeviolation@hotmail.com),
- Matthew Kendora,
- Nach (n-a-c-h@users.sourceforge.net),
- Peter Bortas (peter@bortas.org) and
- zones (kasumitokoduck@yahoo.com)
-
- C4 x86 assembler and some C emulation code
- (c) Copyright 2000 - 2003 zsKnight (zsknight@zsnes.com),
- _Demo_ (_demo_@zsnes.com), and Nach
-
- C4 C++ code
- (c) Copyright 2003 Brad Jorsch
-
- DSP-1 emulator code
- (c) Copyright 1998 - 2004 Ivar (ivar@snes9x.com), _Demo_, Gary Henderson,
- John Weidman, neviksti (neviksti@hotmail.com),
- Kris Bleakley, Andreas Naive
-
- DSP-2 emulator code
- (c) Copyright 2003 Kris Bleakley, John Weidman, neviksti, Matthew Kendora, and
- Lord Nightmare (lord_nightmare@users.sourceforge.net
-
- OBC1 emulator code
- (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com) and
- Kris Bleakley
- Ported from x86 assembler to C by sanmaiwashi
-
- SPC7110 and RTC C++ emulator code
- (c) Copyright 2002 Matthew Kendora with research by
- zsKnight, John Weidman, and Dark Force
-
- S-DD1 C emulator code
- (c) Copyright 2003 Brad Jorsch with research by
- Andreas Naive and John Weidman
-
- S-RTC C emulator code
- (c) Copyright 2001 John Weidman
-
- ST010 C++ emulator code
- (c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora
-
- Super FX x86 assembler emulator code
- (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault
-
- Super FX C emulator code
- (c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman
-
-
- SH assembler code partly based on x86 assembler code
- (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
-
-
- Specific ports contains the works of other authors. See headers in
- individual files.
-
- Snes9x homepage: http://www.snes9x.com
-
- Permission to use, copy, modify and distribute Snes9x in both binary and
- source form, for non-commercial purposes, is hereby granted without fee,
- providing that this license information and copyright notice appear with
- all copies and any derived work.
-
- This software is provided 'as-is', without any express or implied
- warranty. In no event shall the authors be held liable for any damages
- arising from the use of this software.
-
- Snes9x is freeware for PERSONAL USE only. Commercial users should
- seek permission of the copyright holders first. Commercial use includes
- charging money for Snes9x or software derived from Snes9x.
-
- The copyright holders request that bug fixes and improvements to the code
- should be forwarded to them so everyone can benefit from the modifications
- in future versions.
-
- Super NES and Super Nintendo Entertainment System are trademarks of
- Nintendo Co., Limited and its subsidiary companies.
-*******************************************************************************/
-#include "snes9x.h"
-#include "dsp1.h"
-#include "missing.h"
-#include "memmap.h"
-#include <math.h>
-
-#include "dsp1emu.c"
-#include "dsp2emu.c"
-
-void (*SetDSP)(uint8, uint16)=&DSP1SetByte;
-uint8 (*GetDSP)(uint16)=&DSP1GetByte;
-
-void S9xInitDSP1 ()
-{
- static bool8 init = FALSE;
-
- if (!init)
- {
- InitDSP ();
- init = TRUE;
- }
-}
-
-void S9xResetDSP1 ()
-{
- S9xInitDSP1 ();
-
- DSP1.waiting4command = TRUE;
- DSP1.in_count = 0;
- DSP1.out_count = 0;
- DSP1.in_index = 0;
- DSP1.out_index = 0;
- DSP1.first_parameter = TRUE;
-}
-
-uint8 S9xGetDSP (uint16 address)
-{
- uint8 t;
-
- t=(*GetDSP)(address);
- //DSP1GetByte(address);
- return (t);
-}
-
-void S9xSetDSP (uint8 byte, uint16 address)
-{
- (*SetDSP)(byte, address);
- //DSP1SetByte(byte, address);
-}
-
-void DSP1SetByte(uint8 byte, uint16 address)
-{
- if( (address & 0xf000) == 0x6000 || (address & 0x7fff) < 0x4000 )
- {
-// if ((address & 1) == 0)
-// {
- if((DSP1.command==0x0A||DSP1.command==0x1A)&&DSP1.out_count!=0)
- {
- DSP1.out_count--;
- DSP1.out_index++;
- return;
- }
- else if (DSP1.waiting4command)
- {
- DSP1.command = byte;
- DSP1.in_index = 0;
- DSP1.waiting4command = FALSE;
- DSP1.first_parameter = TRUE;
-// printf("Op%02X\n",byte);
- // Mario Kart uses 0x00, 0x02, 0x06, 0x0c, 0x28, 0x0a
- switch (byte)
- {
- case 0x00: DSP1.in_count = 2; break;
- case 0x30:
- case 0x10: DSP1.in_count = 2; break;
- case 0x20: DSP1.in_count = 2; break;
- case 0x24:
- case 0x04: DSP1.in_count = 2; break;
- case 0x08: DSP1.in_count = 3; break;
- case 0x18: DSP1.in_count = 4; break;
- case 0x28: DSP1.in_count = 3; break;
- case 0x38: DSP1.in_count = 4; break;
- case 0x2c:
- case 0x0c: DSP1.in_count = 3; break;
- case 0x3c:
- case 0x1c: DSP1.in_count = 6; break;
- case 0x32:
- case 0x22:
- case 0x12:
- case 0x02: DSP1.in_count = 7; break;
- case 0x0a: DSP1.in_count = 1; break;
- case 0x3a:
- case 0x2a:
- case 0x1a:
- DSP1. command =0x1a;
- DSP1.in_count = 1; break;
- case 0x16:
- case 0x26:
- case 0x36:
- case 0x06: DSP1.in_count = 3; break;
- case 0x1e:
- case 0x2e:
- case 0x3e:
- case 0x0e: DSP1.in_count = 2; break;
- case 0x05:
- case 0x35:
- case 0x31:
- case 0x01: DSP1.in_count = 4; break;
- case 0x15:
- case 0x11: DSP1.in_count = 4; break;
- case 0x25:
- case 0x21: DSP1.in_count = 4; break;
- case 0x09:
- case 0x39:
- case 0x3d:
- case 0x0d: DSP1.in_count = 3; break;
- case 0x19:
- case 0x1d: DSP1.in_count = 3; break;
- case 0x29:
- case 0x2d: DSP1.in_count = 3; break;
- case 0x33:
- case 0x03: DSP1.in_count = 3; break;
- case 0x13: DSP1.in_count = 3; break;
- case 0x23: DSP1.in_count = 3; break;
- case 0x3b:
- case 0x0b: DSP1.in_count = 3; break;
- case 0x1b: DSP1.in_count = 3; break;
- case 0x2b: DSP1.in_count = 3; break;
- case 0x34:
- case 0x14: DSP1.in_count = 6; break;
- case 0x07:
- case 0x0f: DSP1.in_count = 1; break;
- case 0x27:
- case 0x2F: DSP1.in_count=1; break;
- case 0x17:
- case 0x37:
- case 0x3F:
- DSP1.command=0x1f;
- case 0x1f: DSP1.in_count = 1; break;
- // case 0x80: DSP1.in_count = 2; break;
- default:
- //printf("Op%02X\n",byte);
- case 0x80:
- DSP1.in_count = 0;
- DSP1.waiting4command = TRUE;
- DSP1.first_parameter = TRUE;
- break;
- }
- DSP1.in_count<<=1;
- }
- else
- {
- DSP1.parameters [DSP1.in_index] = byte;
- DSP1.first_parameter = FALSE;
- DSP1.in_index++;
- }
-
- if (DSP1.waiting4command ||
- (DSP1.first_parameter && byte == 0x80))
- {
- DSP1.waiting4command = TRUE;
- DSP1.first_parameter = FALSE;
- }
- else if(DSP1.first_parameter && (DSP1.in_count != 0 || (DSP1.in_count==0&&DSP1.in_index==0)))
- {
- }
-// else if (DSP1.first_parameter)
-// {
-// }
- else
- {
- if (DSP1.in_count)
- {
- //DSP1.parameters [DSP1.in_index] |= (byte << 8);
- if (--DSP1.in_count == 0)
- {
- // Actually execute the command
- DSP1.waiting4command = TRUE;
- DSP1.out_index = 0;
- switch (DSP1.command)
- {
- case 0x1f:
- DSP1.out_count=2048;
- break;
- case 0x00: // Multiple
- Op00Multiplicand = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op00Multiplier = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
-
- DSPOp00 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = Op00Result&0xFF;
- DSP1.output [1] = (Op00Result>>8)&0xFF;
- break;
-
- case 0x20: // Multiple
- Op20Multiplicand = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op20Multiplier = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
-
- DSPOp20 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = Op20Result&0xFF;
- DSP1.output [1] = (Op20Result>>8)&0xFF;
- break;
-
- case 0x30:
- case 0x10: // Inverse
- Op10Coefficient = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op10Exponent = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
-
- DSPOp10 ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = (uint8) (((int16) Op10CoefficientR)&0xFF);
- DSP1.output [1] = (uint8) ((((int16) Op10CoefficientR)>>8)&0xFF);
- DSP1.output [2] = (uint8) (((int16) Op10ExponentR)&0xff);
- DSP1.output [3] = (uint8) ((((int16) Op10ExponentR)>>8)&0xff);
- break;
-
- case 0x24:
- case 0x04: // Sin and Cos of angle
- Op04Angle = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op04Radius = (uint16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
-
- DSPOp04 ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = (uint8) (Op04Sin&0xFF);
- DSP1.output [1] = (uint8) ((Op04Sin>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op04Cos&0xFF);
- DSP1.output [3] = (uint8) ((Op04Cos>>8)&0xFF);
- break;
-
- case 0x08: // Radius
- Op08X = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op08Y = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op08Z = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp08 ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = (uint8) (((int16) Op08Ll)&0xFF);
- DSP1.output [1] = (uint8) ((((int16) Op08Ll)>>8)&0xFF);
- DSP1.output [2] = (uint8) (((int16) Op08Lh)&0xFF);
- DSP1.output [3] = (uint8) ((((int16) Op08Lh)>>8)&0xFF);
- break;
-
- case 0x18: // Range
-
- Op18X = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op18Y = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op18Z = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op18R = (int16) (DSP1.parameters [6]|(DSP1.parameters[7]<<8));
-
- DSPOp18 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8) (Op18D&0xFF);
- DSP1.output [1] = (uint8) ((Op18D>>8)&0xFF);
- break;
-
- case 0x38: // Range
-
- Op38X = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op38Y = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op38Z = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op38R = (int16) (DSP1.parameters [6]|(DSP1.parameters[7]<<8));
-
- DSPOp38 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8) (Op38D&0xFF);
- DSP1.output [1] = (uint8) ((Op38D>>8)&0xFF);
- break;
-
- case 0x28: // Distance (vector length)
- Op28X = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op28Y = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op28Z = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp28 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8) (Op28R&0xFF);
- DSP1.output [1] = (uint8) ((Op28R>>8)&0xFF);
- break;
-
- case 0x2c:
- case 0x0c: // Rotate (2D rotate)
- Op0CA = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op0CX1 = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op0CY1 = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp0C ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = (uint8) (Op0CX2&0xFF);
- DSP1.output [1] = (uint8) ((Op0CX2>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op0CY2&0xFF);
- DSP1.output [3] = (uint8) ((Op0CY2>>8)&0xFF);
- break;
-
- case 0x3c:
- case 0x1c: // Polar (3D rotate)
- Op1CZ = (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- //MK: reversed X and Y on neviksti and John's advice.
- Op1CY = (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op1CX = (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op1CXBR = (DSP1.parameters [6]|(DSP1.parameters[7]<<8));
- Op1CYBR = (DSP1.parameters [8]|(DSP1.parameters[9]<<8));
- Op1CZBR = (DSP1.parameters [10]|(DSP1.parameters[11]<<8));
-
- DSPOp1C ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op1CXAR&0xFF);
- DSP1.output [1] = (uint8) ((Op1CXAR>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op1CYAR&0xFF);
- DSP1.output [3] = (uint8) ((Op1CYAR>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op1CZAR&0xFF);
- DSP1.output [5] = (uint8) ((Op1CZAR>>8)&0xFF);
- break;
-
- case 0x32:
- case 0x22:
- case 0x12:
- case 0x02: // Parameter (Projection)
- Op02FX = (short)(DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op02FY = (short)(DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op02FZ = (short)(DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op02LFE = (short)(DSP1.parameters [6]|(DSP1.parameters[7]<<8));
- Op02LES = (short)(DSP1.parameters [8]|(DSP1.parameters[9]<<8));
- Op02AAS = (unsigned short)(DSP1.parameters [10]|(DSP1.parameters[11]<<8));
- Op02AZS = (unsigned short)(DSP1.parameters [12]|(DSP1.parameters[13]<<8));
-
- DSPOp02 ();
-
- DSP1.out_count = 8;
- DSP1.output [0] = (uint8) (Op02VOF&0xFF);
- DSP1.output [1] = (uint8) ((Op02VOF>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op02VVA&0xFF);
- DSP1.output [3] = (uint8) ((Op02VVA>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op02CX&0xFF);
- DSP1.output [5] = (uint8) ((Op02CX>>8)&0xFF);
- DSP1.output [6] = (uint8) (Op02CY&0xFF);
- DSP1.output [7] = (uint8) ((Op02CY>>8)&0xFF);
- break;
-
- case 0x3a: //1a Mirror
- case 0x2a: //1a Mirror
- case 0x1a: // Raster mode 7 matrix data
- case 0x0a:
- Op0AVS = (short)(DSP1.parameters [0]|(DSP1.parameters[1]<<8));
-
- DSPOp0A ();
-
- DSP1.out_count = 8;
- DSP1.output [0] = (uint8) (Op0AA&0xFF);
- DSP1.output [2] = (uint8) (Op0AB&0xFF);
- DSP1.output [4] = (uint8) (Op0AC&0xFF);
- DSP1.output [6] = (uint8) (Op0AD&0xFF);
- DSP1.output [1] = (uint8) ((Op0AA>>8)&0xFF);
- DSP1.output [3] = (uint8) ((Op0AB>>8)&0xFF);
- DSP1.output [5] = (uint8) ((Op0AC>>8)&0xFF);
- DSP1.output [7] = (uint8) ((Op0AD>>8)&0xFF);
- DSP1.in_index=0;
- break;
-
- case 0x16:
- case 0x26:
- case 0x36:
- case 0x06: // Project object
- Op06X = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op06Y = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op06Z = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp06 ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op06H&0xff);
- DSP1.output [1] = (uint8) ((Op06H>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op06V&0xFF);
- DSP1.output [3] = (uint8) ((Op06V>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op06S&0xFF);
- DSP1.output [5] = (uint8) ((Op06S>>8)&0xFF);
- break;
-
- case 0x1e:
- case 0x2e:
- case 0x3e:
- case 0x0e: // Target
- Op0EH = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op0EV = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
-
- DSPOp0E ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = (uint8) (Op0EX&0xFF);
- DSP1.output [1] = (uint8) ((Op0EX>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op0EY&0xFF);
- DSP1.output [3] = (uint8) ((Op0EY>>8)&0xFF);
- break;
-
- // Extra commands used by Pilot Wings
- case 0x05:
- case 0x35:
- case 0x31:
- case 0x01: // Set attitude matrix A
- Op01m = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op01Zr = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op01Yr = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op01Xr = (int16) (DSP1.parameters [6]|(DSP1.parameters[7]<<8));
-
- DSPOp01 ();
- break;
-
- case 0x15:
- case 0x11: // Set attitude matrix B
- Op11m = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op11Zr = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op11Yr = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op11Xr = (int16) (DSP1.parameters [7]|(DSP1.parameters[7]<<8));
-
- DSPOp11 ();
- break;
-
- case 0x25:
- case 0x21: // Set attitude matrix C
- Op21m = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op21Zr = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op21Yr = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op21Xr = (int16) (DSP1.parameters [6]|(DSP1.parameters[7]<<8));
-
- DSPOp21 ();
- break;
-
- case 0x09:
- case 0x39:
- case 0x3d:
- case 0x0d: // Objective matrix A
- Op0DX = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op0DY = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op0DZ = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp0D ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op0DF&0xFF);
- DSP1.output [1] = (uint8) ((Op0DF>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op0DL&0xFF);
- DSP1.output [3] = (uint8) ((Op0DL>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op0DU&0xFF);
- DSP1.output [5] = (uint8) ((Op0DU>>8)&0xFF);
- break;
-
- case 0x19:
- case 0x1d: // Objective matrix B
- Op1DX = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op1DY = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op1DZ = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp1D ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op1DF&0xFF);
- DSP1.output [1] = (uint8) ((Op1DF>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op1DL&0xFF);
- DSP1.output [3] = (uint8) ((Op1DL>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op1DU&0xFF);
- DSP1.output [5] = (uint8) ((Op1DU>>8)&0xFF);
- break;
-
- case 0x29:
- case 0x2d: // Objective matrix C
- Op2DX = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op2DY = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op2DZ = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp2D ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op2DF&0xFF);
- DSP1.output [1] = (uint8) ((Op2DF>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op2DL&0xFF);
- DSP1.output [3] = (uint8) ((Op2DL>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op2DU&0xFF);
- DSP1.output [5] = (uint8) ((Op2DU>>8)&0xFF);
- break;
-
- case 0x33:
- case 0x03: // Subjective matrix A
- Op03F = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op03L = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op03U = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp03 ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op03X&0xFF);
- DSP1.output [1] = (uint8) ((Op03X>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op03Y&0xFF);
- DSP1.output [3] = (uint8) ((Op03Y>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op03Z&0xFF);
- DSP1.output [5] = (uint8) ((Op03Z>>8)&0xFF);
- break;
-
- case 0x13: // Subjective matrix B
- Op13F = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op13L = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op13U = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp13 ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op13X&0xFF);
- DSP1.output [1] = (uint8) ((Op13X>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op13Y&0xFF);
- DSP1.output [3] = (uint8) ((Op13Y>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op13Z&0xFF);
- DSP1.output [5] = (uint8) ((Op13Z>>8)&0xFF);
- break;
-
- case 0x23: // Subjective matrix C
- Op23F = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op23L = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op23U = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp23 ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op23X&0xFF);
- DSP1.output [1] = (uint8) ((Op23X>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op23Y&0xFF);
- DSP1.output [3] = (uint8) ((Op23Y>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op23Z&0xFF);
- DSP1.output [5] = (uint8) ((Op23Z>>8)&0xFF);
- break;
-
- case 0x3b:
- case 0x0b:
- Op0BX = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op0BY = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op0BZ = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp0B ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8) (Op0BS&0xFF);
- DSP1.output [1] = (uint8) ((Op0BS>>8)&0xFF);
- break;
-
- case 0x1b:
- Op1BX = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op1BY = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op1BZ = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp1B ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8) (Op1BS&0xFF);
- DSP1.output [1] = (uint8) ((Op1BS>>8)&0xFF);
- break;
-
- case 0x2b:
- Op2BX = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op2BY = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op2BZ = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
-
- DSPOp2B ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8) (Op2BS&0xFF);
- DSP1.output [1] = (uint8) ((Op2BS>>8)&0xFF);
- break;
-
- case 0x34:
- case 0x14:
- Op14Zr = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
- Op14Xr = (int16) (DSP1.parameters [2]|(DSP1.parameters[3]<<8));
- Op14Yr = (int16) (DSP1.parameters [4]|(DSP1.parameters[5]<<8));
- Op14U = (int16) (DSP1.parameters [6]|(DSP1.parameters[7]<<8));
- Op14F = (int16) (DSP1.parameters [8]|(DSP1.parameters[9]<<8));
- Op14L = (int16) (DSP1.parameters [10]|(DSP1.parameters[11]<<8));
-
- DSPOp14 ();
-
- DSP1.out_count = 6;
- DSP1.output [0] = (uint8) (Op14Zrr&0xFF);
- DSP1.output [1] = (uint8) ((Op14Zrr>>8)&0xFF);
- DSP1.output [2] = (uint8) (Op14Xrr&0xFF);
- DSP1.output [3] = (uint8) ((Op14Xrr>>8)&0xFF);
- DSP1.output [4] = (uint8) (Op14Yrr&0xFF);
- DSP1.output [5] = (uint8) ((Op14Yrr>>8)&0xFF);
- break;
-
- case 0x27:
- case 0x2F:
- Op2FUnknown = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
-
- DSPOp2F ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8)(Op2FSize&0xFF);
- DSP1.output [1] = (uint8)((Op2FSize>>8)&0xFF);
- break;
-
-
- case 0x07:
- case 0x0F:
- Op0FRamsize = (int16) (DSP1.parameters [0]|(DSP1.parameters[1]<<8));
-
- DSPOp0F ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint8)(Op0FPass&0xFF);
- DSP1.output [1] = (uint8)((Op0FPass>>8)&0xFF);
- break;
-
- default:
- break;
- }
- }
- }
- }
- }
-}
-
-uint8 DSP1GetByte(uint16 address)
-{
- uint8 t;
- if ((address & 0xf000) == 0x6000 ||
-// (address >= 0x8000 && address < 0xc000))
- (address&0x7fff) < 0x4000)
- {
- if (DSP1.out_count)
- {
- //if ((address & 1) == 0)
- t = (uint8) DSP1.output [DSP1.out_index];
- //else
- //{
- // t = (uint8) (DSP1.output [DSP1.out_index] >> 8);
- DSP1.out_index++;
- if (--DSP1.out_count == 0)
- {
- if (DSP1.command == 0x1a || DSP1.command == 0x0a)
- {
- DSPOp0A ();
- DSP1.out_count = 8;
- DSP1.out_index = 0;
- DSP1.output [0] = (Op0AA&0xFF);
- DSP1.output [1] = (Op0AA>>8)&0xFF;
- DSP1.output [2] = (Op0AB&0xFF);
- DSP1.output [3] = (Op0AB>>8)&0xFF;
- DSP1.output [4] = (Op0AC&0xFF);
- DSP1.output [5] = (Op0AC>>8)&0xFF;
- DSP1.output [6] = (Op0AD&0xFF);
- DSP1.output [7] = (Op0AD>>8)&0xFF;
- }
- if(DSP1.command==0x1f)
- {
- if((DSP1.out_index%2)!=0)
- {
- t=(uint8)DSP1ROM[DSP1.out_index>>1];
- }
- else
- {
- t=DSP1ROM[DSP1.out_index>>1]>>8;
- }
- }
- }
- DSP1.waiting4command = TRUE;
- //}
- }
- else
- {
- // Top Gear 3000 requires this value....
- // if(4==Settings.DSPVersion)
- t = 0xff;
- //Ballz3d requires this one:
- // else t = 0x00;
- }
- }
- else t = 0x80;
- return t;
-}
-
-void DSP2SetByte(uint8 byte, uint16 address)
-{
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if (DSP1.waiting4command)
- {
- DSP1.command = byte;
- DSP1.in_index = 0;
- DSP1.waiting4command = FALSE;
-// DSP1.first_parameter = TRUE;
-// printf("Op%02X\n",byte);
- switch (byte)
- {
- case 0x01:DSP1.in_count=32;break;
- case 0x03:DSP1.in_count=1;break;
- case 0x05:DSP1.in_count=1;break;
- case 0x09:DSP1.in_count=4;break;
- case 0x06:DSP1.in_count=1;break;
- case 0x0D:DSP1.in_count=2;break;
- default:
- printf("Op%02X\n",byte);
- case 0x0f:DSP1.in_count=0;break;
- }
- }
- else
- {
- DSP1.parameters [DSP1.in_index] = byte;
-// DSP1.first_parameter = FALSE;
- DSP1.in_index++;
- }
-
- if (DSP1.in_count==DSP1.in_index)
- {
- //DSP1.parameters [DSP1.in_index] |= (byte << 8);
- // Actually execute the command
- DSP1.waiting4command = TRUE;
- DSP1.out_index = 0;
- switch (DSP1.command)
- {
- case 0x0D:
- if(DSP2Op0DHasLen)
- {
- DSP2Op0DHasLen=false;
- DSP1.out_count=DSP2Op0DOutLen;
- //execute Op5
- DSP2_Op0D();
- }
- else
- {
- DSP2Op0DInLen=DSP1.parameters[0];
- DSP2Op0DOutLen=DSP1.parameters[1];
- DSP1.in_index=0;
- DSP1.in_count=(DSP2Op0DInLen+1)>>1;
- DSP2Op0DHasLen=true;
- if(byte)
- DSP1.waiting4command=false;
- }
- break;
- case 0x06:
- if(DSP2Op06HasLen)
- {
- DSP2Op06HasLen=false;
- DSP1.out_count=DSP2Op06Len;
- //execute Op5
- DSP2_Op06();
- }
- else
- {
- DSP2Op06Len=DSP1.parameters[0];
- DSP1.in_index=0;
- DSP1.in_count=DSP2Op06Len;
- DSP2Op06HasLen=true;
- if(byte)
- DSP1.waiting4command=false;
- }
- break;
- case 0x01:
- DSP1.out_count=32;
- DSP2_Op01();
- break;
- case 0x09:
- // Multiply - don't yet know if this is signed or unsigned
- DSP2Op09Word1 = DSP1.parameters[0] | (DSP1.parameters[1]<<8);
- DSP2Op09Word2 = DSP1.parameters[2] | (DSP1.parameters[3]<<8);
- DSP1.out_count=4;
-#ifdef FAST_LSB_WORD_ACCESS
- *(uint32 *)DSP1.output = DSP2Op09Word1 * DSP2Op09Word2;
-#else
- uint32 temp;
- temp=DSP2Op09Word1 * DSP2Op09Word2;
- DSP1.output[0]=temp&0xFF;
- DSP1.output[1]=(temp>>8)&0xFF;
- DSP1.output[2]=(temp>>16)&0xFF;
- DSP1.output[3]=(temp>>24)&0xFF;
-#endif
- break;
- case 0x05:
- if(DSP2Op05HasLen)
- {
- DSP2Op05HasLen=false;
- DSP1.out_count=DSP2Op05Len;
- //execute Op5
- DSP2_Op05();
- }
- else
- {
- DSP2Op05Len=DSP1.parameters[0];
- DSP1.in_index=0;
- DSP1.in_count=2*DSP2Op05Len;
- DSP2Op05HasLen=true;
- if(byte)
- DSP1.waiting4command=false;
- }
- break;
-
- case 0x03:
- DSP2Op05Transparent= DSP1.parameters[0];
- //DSP2Op03();
- break;
- case 0x0f:
- default:
- break;
- }
- }
- }
-}
-
-uint8 DSP2GetByte(uint16 address)
-{
- uint8 t;
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if (DSP1.out_count)
- {
- t = (uint8) DSP1.output [DSP1.out_index];
- DSP1.out_index++;
- if(DSP1.out_count==DSP1.out_index)
- DSP1.out_count=0;
- }
- else
- {
- t = 0xff;
- }
- }
- else t = 0x80;
- return t;
-}
-
-//Disable non-working chips?
-#ifdef DSP_DUMMY_LOOPS
-//static const uint16 DSP1ROM[1024] from SNES9X v1.53
-uint16 Dsp3Rom[1024] = {
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0001, 0x0002, 0x0004, 0x0008, 0x0010, 0x0020,
- 0x0040, 0x0080, 0x0100, 0x0200, 0x0400, 0x0800, 0x1000, 0x2000,
- 0x4000, 0x7fff, 0x4000, 0x2000, 0x1000, 0x0800, 0x0400, 0x0200,
- 0x0100, 0x0080, 0x0040, 0x0020, 0x0001, 0x0008, 0x0004, 0x0002,
- 0x0001, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x8000, 0xffe5, 0x0100, 0x7fff, 0x7f02, 0x7e08,
- 0x7d12, 0x7c1f, 0x7b30, 0x7a45, 0x795d, 0x7878, 0x7797, 0x76ba,
- 0x75df, 0x7507, 0x7433, 0x7361, 0x7293, 0x71c7, 0x70fe, 0x7038,
- 0x6f75, 0x6eb4, 0x6df6, 0x6d3a, 0x6c81, 0x6bca, 0x6b16, 0x6a64,
- 0x69b4, 0x6907, 0x685b, 0x67b2, 0x670b, 0x6666, 0x65c4, 0x6523,
- 0x6484, 0x63e7, 0x634c, 0x62b3, 0x621c, 0x6186, 0x60f2, 0x6060,
- 0x5fd0, 0x5f41, 0x5eb5, 0x5e29, 0x5d9f, 0x5d17, 0x5c91, 0x5c0c,
- 0x5b88, 0x5b06, 0x5a85, 0x5a06, 0x5988, 0x590b, 0x5890, 0x5816,
- 0x579d, 0x5726, 0x56b0, 0x563b, 0x55c8, 0x5555, 0x54e4, 0x5474,
- 0x5405, 0x5398, 0x532b, 0x52bf, 0x5255, 0x51ec, 0x5183, 0x511c,
- 0x50b6, 0x5050, 0x4fec, 0x4f89, 0x4f26, 0x4ec5, 0x4e64, 0x4e05,
- 0x4da6, 0x4d48, 0x4cec, 0x4c90, 0x4c34, 0x4bda, 0x4b81, 0x4b28,
- 0x4ad0, 0x4a79, 0x4a23, 0x49cd, 0x4979, 0x4925, 0x48d1, 0x487f,
- 0x482d, 0x47dc, 0x478c, 0x473c, 0x46ed, 0x469f, 0x4651, 0x4604,
- 0x45b8, 0x456c, 0x4521, 0x44d7, 0x448d, 0x4444, 0x43fc, 0x43b4,
- 0x436d, 0x4326, 0x42e0, 0x429a, 0x4255, 0x4211, 0x41cd, 0x4189,
- 0x4146, 0x4104, 0x40c2, 0x4081, 0x4040, 0x3fff, 0x41f7, 0x43e1,
- 0x45bd, 0x478d, 0x4951, 0x4b0b, 0x4cbb, 0x4e61, 0x4fff, 0x5194,
- 0x5322, 0x54a9, 0x5628, 0x57a2, 0x5914, 0x5a81, 0x5be9, 0x5d4a,
- 0x5ea7, 0x5fff, 0x6152, 0x62a0, 0x63ea, 0x6530, 0x6672, 0x67b0,
- 0x68ea, 0x6a20, 0x6b53, 0x6c83, 0x6daf, 0x6ed9, 0x6fff, 0x7122,
- 0x7242, 0x735f, 0x747a, 0x7592, 0x76a7, 0x77ba, 0x78cb, 0x79d9,
- 0x7ae5, 0x7bee, 0x7cf5, 0x7dfa, 0x7efe, 0x7fff, 0x0000, 0x0324,
- 0x0647, 0x096a, 0x0c8b, 0x0fab, 0x12c8, 0x15e2, 0x18f8, 0x1c0b,
- 0x1f19, 0x2223, 0x2528, 0x2826, 0x2b1f, 0x2e11, 0x30fb, 0x33de,
- 0x36ba, 0x398c, 0x3c56, 0x3f17, 0x41ce, 0x447a, 0x471c, 0x49b4,
- 0x4c3f, 0x4ebf, 0x5133, 0x539b, 0x55f5, 0x5842, 0x5a82, 0x5cb4,
- 0x5ed7, 0x60ec, 0x62f2, 0x64e8, 0x66cf, 0x68a6, 0x6a6d, 0x6c24,
- 0x6dca, 0x6f5f, 0x70e2, 0x7255, 0x73b5, 0x7504, 0x7641, 0x776c,
- 0x7884, 0x798a, 0x7a7d, 0x7b5d, 0x7c29, 0x7ce3, 0x7d8a, 0x7e1d,
- 0x7e9d, 0x7f09, 0x7f62, 0x7fa7, 0x7fd8, 0x7ff6, 0x7fff, 0x7ff6,
- 0x7fd8, 0x7fa7, 0x7f62, 0x7f09, 0x7e9d, 0x7e1d, 0x7d8a, 0x7ce3,
- 0x7c29, 0x7b5d, 0x7a7d, 0x798a, 0x7884, 0x776c, 0x7641, 0x7504,
- 0x73b5, 0x7255, 0x70e2, 0x6f5f, 0x6dca, 0x6c24, 0x6a6d, 0x68a6,
- 0x66cf, 0x64e8, 0x62f2, 0x60ec, 0x5ed7, 0x5cb4, 0x5a82, 0x5842,
- 0x55f5, 0x539b, 0x5133, 0x4ebf, 0x4c3f, 0x49b4, 0x471c, 0x447a,
- 0x41ce, 0x3f17, 0x3c56, 0x398c, 0x36ba, 0x33de, 0x30fb, 0x2e11,
- 0x2b1f, 0x2826, 0x2528, 0x2223, 0x1f19, 0x1c0b, 0x18f8, 0x15e2,
- 0x12c8, 0x0fab, 0x0c8b, 0x096a, 0x0647, 0x0324, 0x7fff, 0x7ff6,
- 0x7fd8, 0x7fa7, 0x7f62, 0x7f09, 0x7e9d, 0x7e1d, 0x7d8a, 0x7ce3,
- 0x7c29, 0x7b5d, 0x7a7d, 0x798a, 0x7884, 0x776c, 0x7641, 0x7504,
- 0x73b5, 0x7255, 0x70e2, 0x6f5f, 0x6dca, 0x6c24, 0x6a6d, 0x68a6,
- 0x66cf, 0x64e8, 0x62f2, 0x60ec, 0x5ed7, 0x5cb4, 0x5a82, 0x5842,
- 0x55f5, 0x539b, 0x5133, 0x4ebf, 0x4c3f, 0x49b4, 0x471c, 0x447a,
- 0x41ce, 0x3f17, 0x3c56, 0x398c, 0x36ba, 0x33de, 0x30fb, 0x2e11,
- 0x2b1f, 0x2826, 0x2528, 0x2223, 0x1f19, 0x1c0b, 0x18f8, 0x15e2,
- 0x12c8, 0x0fab, 0x0c8b, 0x096a, 0x0647, 0x0324, 0x0000, 0xfcdc,
- 0xf9b9, 0xf696, 0xf375, 0xf055, 0xed38, 0xea1e, 0xe708, 0xe3f5,
- 0xe0e7, 0xdddd, 0xdad8, 0xd7da, 0xd4e1, 0xd1ef, 0xcf05, 0xcc22,
- 0xc946, 0xc674, 0xc3aa, 0xc0e9, 0xbe32, 0xbb86, 0xb8e4, 0xb64c,
- 0xb3c1, 0xb141, 0xaecd, 0xac65, 0xaa0b, 0xa7be, 0xa57e, 0xa34c,
- 0xa129, 0x9f14, 0x9d0e, 0x9b18, 0x9931, 0x975a, 0x9593, 0x93dc,
- 0x9236, 0x90a1, 0x8f1e, 0x8dab, 0x8c4b, 0x8afc, 0x89bf, 0x8894,
- 0x877c, 0x8676, 0x8583, 0x84a3, 0x83d7, 0x831d, 0x8276, 0x81e3,
- 0x8163, 0x80f7, 0x809e, 0x8059, 0x8028, 0x800a, 0x6488, 0x0080,
- 0x03ff, 0x0116, 0x0002, 0x0080, 0x4000, 0x3fd7, 0x3faf, 0x3f86,
- 0x3f5d, 0x3f34, 0x3f0c, 0x3ee3, 0x3eba, 0x3e91, 0x3e68, 0x3e40,
- 0x3e17, 0x3dee, 0x3dc5, 0x3d9c, 0x3d74, 0x3d4b, 0x3d22, 0x3cf9,
- 0x3cd0, 0x3ca7, 0x3c7f, 0x3c56, 0x3c2d, 0x3c04, 0x3bdb, 0x3bb2,
- 0x3b89, 0x3b60, 0x3b37, 0x3b0e, 0x3ae5, 0x3abc, 0x3a93, 0x3a69,
- 0x3a40, 0x3a17, 0x39ee, 0x39c5, 0x399c, 0x3972, 0x3949, 0x3920,
- 0x38f6, 0x38cd, 0x38a4, 0x387a, 0x3851, 0x3827, 0x37fe, 0x37d4,
- 0x37aa, 0x3781, 0x3757, 0x372d, 0x3704, 0x36da, 0x36b0, 0x3686,
- 0x365c, 0x3632, 0x3609, 0x35df, 0x35b4, 0x358a, 0x3560, 0x3536,
- 0x350c, 0x34e1, 0x34b7, 0x348d, 0x3462, 0x3438, 0x340d, 0x33e3,
- 0x33b8, 0x338d, 0x3363, 0x3338, 0x330d, 0x32e2, 0x32b7, 0x328c,
- 0x3261, 0x3236, 0x320b, 0x31df, 0x31b4, 0x3188, 0x315d, 0x3131,
- 0x3106, 0x30da, 0x30ae, 0x3083, 0x3057, 0x302b, 0x2fff, 0x2fd2,
- 0x2fa6, 0x2f7a, 0x2f4d, 0x2f21, 0x2ef4, 0x2ec8, 0x2e9b, 0x2e6e,
- 0x2e41, 0x2e14, 0x2de7, 0x2dba, 0x2d8d, 0x2d60, 0x2d32, 0x2d05,
- 0x2cd7, 0x2ca9, 0x2c7b, 0x2c4d, 0x2c1f, 0x2bf1, 0x2bc3, 0x2b94,
- 0x2b66, 0x2b37, 0x2b09, 0x2ada, 0x2aab, 0x2a7c, 0x2a4c, 0x2a1d,
- 0x29ed, 0x29be, 0x298e, 0x295e, 0x292e, 0x28fe, 0x28ce, 0x289d,
- 0x286d, 0x283c, 0x280b, 0x27da, 0x27a9, 0x2777, 0x2746, 0x2714,
- 0x26e2, 0x26b0, 0x267e, 0x264c, 0x2619, 0x25e7, 0x25b4, 0x2581,
- 0x254d, 0x251a, 0x24e6, 0x24b2, 0x247e, 0x244a, 0x2415, 0x23e1,
- 0x23ac, 0x2376, 0x2341, 0x230b, 0x22d6, 0x229f, 0x2269, 0x2232,
- 0x21fc, 0x21c4, 0x218d, 0x2155, 0x211d, 0x20e5, 0x20ad, 0x2074,
- 0x203b, 0x2001, 0x1fc7, 0x1f8d, 0x1f53, 0x1f18, 0x1edd, 0x1ea1,
- 0x1e66, 0x1e29, 0x1ded, 0x1db0, 0x1d72, 0x1d35, 0x1cf6, 0x1cb8,
- 0x1c79, 0x1c39, 0x1bf9, 0x1bb8, 0x1b77, 0x1b36, 0x1af4, 0x1ab1,
- 0x1a6e, 0x1a2a, 0x19e6, 0x19a1, 0x195c, 0x1915, 0x18ce, 0x1887,
- 0x183f, 0x17f5, 0x17ac, 0x1761, 0x1715, 0x16c9, 0x167c, 0x162e,
- 0x15df, 0x158e, 0x153d, 0x14eb, 0x1497, 0x1442, 0x13ec, 0x1395,
- 0x133c, 0x12e2, 0x1286, 0x1228, 0x11c9, 0x1167, 0x1104, 0x109e,
- 0x1036, 0x0fcc, 0x0f5f, 0x0eef, 0x0e7b, 0x0e04, 0x0d89, 0x0d0a,
- 0x0c86, 0x0bfd, 0x0b6d, 0x0ad6, 0x0a36, 0x098d, 0x08d7, 0x0811,
- 0x0736, 0x063e, 0x0519, 0x039a, 0x0000, 0x7fff, 0x0100, 0x0080,
- 0x021d, 0x00c8, 0x00ce, 0x0048, 0x0a26, 0x277a, 0x00ce, 0x6488,
- 0x14ac, 0x0001, 0x00f9, 0x00fc, 0x00ff, 0x00fc, 0x00f9, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
- 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff
-
-};
-
-void DSP3SetByte(uint8 byte, uint16 address)
-{
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if (DSP1.waiting4command)
- {
- DSP1.command = byte;
- DSP1.in_index = 0;
- DSP1.waiting4command = FALSE;
-// DSP1.first_parameter = TRUE;
-// printf("Op%02X\n",byte);
- switch (byte)
- {
- case 0x2F:DSP1.in_count=2;break;
- case 0x1F:DSP1.in_count=2;break;
- case 0x0F:DSP1.in_count=2;break;
- case 0x38:DSP1.in_count=4;break;
- default:
-// printf("Op%02X\n",byte);
- break;
- }
- }
- else
- {
- DSP1.parameters [DSP1.in_index] = byte;
-// DSP1.first_parameter = FALSE;
- DSP1.in_index++;
- }
-
- if (DSP1.in_count==DSP1.in_index)
- {
- //DSP1.parameters [DSP1.in_index] |= (byte << 8);
- // Actually execute the command
- DSP1.waiting4command = TRUE;
- DSP1.out_index = 0;
- switch (DSP1.command)
- {
- case 0x2F:DSP1.out_count=2;break;
- case 0x1F:DSP1.out_count=2048;break;
- case 0x0F:DSP1.out_count=2;
- DSP1.output[0]=0;
- DSP1.output[1]=0;
- break;
- case 0x38:
- {
- DSP1.out_count=2;
- // 176B
- DSP1.output[0]=0;
- DSP1.output[1]=0x80;
-
- break;
- }
- default:
- break;
- }
- }
- }
-}
-
-uint8 DSP3GetByte(uint16 address)
-{
- uint8 t;
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if(DSP1.command==0x38&&DSP1.out_index==1)
- {
- t=4;
- }
-
- if (DSP1.out_count)
- {
- if(DSP1.command==0x1f)
- {
- if((DSP1.out_index%2)!=0)
- {
- t=(uint8)Dsp3Rom[DSP1.out_index>>1];
- }
- else
- {
- t=Dsp3Rom[DSP1.out_index>>1]>>8;
- }
-// t=Dsp3Rom[DSP1.out_index];
- DSP1.out_index++;
- }
- else
- {
- t = (uint8) DSP1.output [DSP1.out_index];
- DSP1.out_index++;
- DSP1.out_index%=512;
- if(DSP1.out_count==DSP1.out_index)
- DSP1.out_count=0;
- }
- }
- else
- {
- t = 0xff;
- }
- }
- else
- {
- t = 0x80;
-/* if(DSP1.command=0x38&&DSP1.out_count==0)
- {
- t=0xC0;
- static int Op38c;
- if(Op38c==14)
- {
- Op38c=0;
- t=0x80;
- DSP1.in_count=4;
- }
- Op38c++;
- }*/
- }
- return t;
-}
-
-#endif
-
-struct SDSP4 {
- bool8 waiting4command;
- bool8 half_command;
- uint16 command;
- uint32 in_count;
- uint32 in_index;
- uint32 out_count;
- uint32 out_index;
- uint8 parameters [512];
- uint8 output [512];
-};
-
-SDSP4 DSP4;
-
-#include "dsp4emu.cpp"
-
-bool DSP4_init=FALSE;
-
-void DSP4SetByte(uint8 byte, uint16 address)
-{
- if(!DSP4_init)
- {
- // bootup
- DSP4.waiting4command=1;
- DSP4_init=TRUE;
- }
-
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if(DSP4.out_index<DSP4.out_count)
- {
- DSP4.out_index++;
- return;
- }
-
- if (DSP4.waiting4command)
- {
- if(DSP4.half_command)
- {
- DSP4.command |= (byte<<8);
- DSP4.in_index = 0;
- DSP4.waiting4command = FALSE;
- // DSP4.first_parameter = TRUE;
- DSP4.half_command=0;
- DSP4.out_count=0;
- DSP4.out_index=0;
- DSP4_Logic=0;
-
- switch (DSP4.command)
- {
- case 0x0000:DSP4.in_count=4;break;
- case 0x0001:DSP4.in_count=36;break;
- case 0x0003:DSP4.in_count=0;break;
- case 0x0005:DSP4.in_count=0;break;
- case 0x0006:DSP4.in_count=0;break;
- case 0x0007:DSP4.in_count=22;break;
- case 0x0008:DSP4.in_count=72;break;
- case 0x0009:DSP4.in_count=14;break;
- case 0x000A:DSP4.in_count=6;break;
- case 0x000B:DSP4.in_count=6;break;
- case 0x000D:DSP4.in_count=34;break;
- case 0x000E:DSP4.in_count=0;break;
- case 0x0011:DSP4.in_count=8;break;
- default:
- DSP4.waiting4command=TRUE;
- //printf("(line %d) Unknown Op%02X\n",line,DSP4.command);
- break;
- }
- }
- else
- {
- DSP4.command=byte;
- DSP4.half_command=1;
- }
- }
- else
- {
- DSP4.parameters [DSP4.in_index] = byte;
-// DSP4.first_parameter = FALSE;
- DSP4.in_index++;
- }
-
- if (!DSP4.waiting4command && DSP4.in_count==DSP4.in_index)
- {
- //DSP4.parameters [DSP4.in_index] |= (byte << 8);
- // Actually execute the command
- DSP4.waiting4command = TRUE;
- DSP4.out_index = 0;
- DSP4.in_index=0;
- switch (DSP4.command)
- {
- // 16-bit multiplication
- case 0x0000:
- {
- int16 multiplier, multiplicand;
- int product;
-
- multiplier = DSP4_READ_WORD(0);
- multiplicand = DSP4_READ_WORD(2);
-
- DSP4_Multiply(multiplicand,multiplier,product);
-
- DSP4.out_count = 4;
- DSP4_WRITE_WORD(0,product);
- DSP4_WRITE_WORD(2,product>>16);
- }
- break;
-
- // unknown: horizontal mapping command
- case 0x0011:
- {
- int16 a,b,c,d,m;
-
- a = DSP4_READ_WORD(6);
- b = DSP4_READ_WORD(4);
- c = DSP4_READ_WORD(2);
- d = DSP4_READ_WORD(0);
-
- DSP4_UnknownOP11(a,b,c,d,m);
-
- DSP4.out_count = 2;
- DSP4_WRITE_WORD(0,m);
- break;
- }
-
- // track projection
- case 0x0001: DSP4_Op01(); break;
-
- // track projection (pass 2)
- case 0x0007: DSP4_Op07(); break;
-
- // zone projections (fuel/repair/lap/teleport/...)
- case 0x0008: DSP4_Op08(); break;
-
- // sprite transformation
- case 0x0009: DSP4_Op09(); break;
-
- // fast track projection
- case 0x000D: DSP4_Op0D(); break;
-
- // internal memory management (01)
- case 0x0003:
- {
- // reset op09 data
- op09_mode = 0;
- break;
- }
-
- // internal memory management (06)
- case 0x0005:
- {
- // clear OAM tables
- op06_index = 0;
- op06_offset = 0;
- for( int lcv=0; lcv<32; lcv++ )
- op06_OAM[lcv] = 0;
- break;
- }
-
- // internal memory management (0D)
- case 0x000E:
- {
- // reset op09 data
- op09_mode = 1;
- break;
- }
-
- // sprite OAM post-table data
- case 0x0006:
- {
- DSP4.out_count = 32;
- for( int lcv=0; lcv<32; lcv++ )
- DSP4.output[lcv] = op06_OAM[lcv];
- }
- break;
-
- // unknown
- case 0x000A:
- {
- int16 in1a = DSP4_READ_WORD(0);
- int16 in2a = DSP4_READ_WORD(2);
- int16 in3a = DSP4_READ_WORD(4);
- int16 out1a,out2a;
-
- out1a=(short)0xff40;
- out2a=(short)0x00c0;
-
- DSP4.out_count=8;
-
- DSP4_WRITE_WORD(0,out1a);
- DSP4_WRITE_WORD(2,out2a);
- DSP4_WRITE_WORD(4,out1a);
- DSP4_WRITE_WORD(6,out2a);
- }
- break;
-
- // render player positions around track
- case 0x000B:
- {
- int16 sp_x = DSP4_READ_WORD(0);
- int16 sp_y = DSP4_READ_WORD(2);
- int16 oam = DSP4_READ_WORD(4);
-
- // Only allow 1p/1p-split to yield output (???)
- if(!op09_mode)
- {
- // yield OAM output
- DSP4.out_count = 6;
- DSP4_WRITE_WORD(0,1);
-
- // pack OAM data: x,y,name,attr
- DSP4.output[2] = sp_x & 0xff;
- DSP4.output[3] = sp_y & 0xff;
- DSP4_WRITE_WORD(4,oam);
-
- // OAM: size,msb data
- DSP4_Op06(0,0);
- }
- // 4p mode
- else
- {
- // no OAM available
- DSP4.out_count=0;
- DSP4_WRITE_WORD(0,0);
- }
- }
- break;
-
- default: break;
- }
- }
- }
-}
-
-uint8 DSP4GetByte(uint16 address)
-{
- uint8 t;
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if (DSP4.out_count)
- {
- t = (uint8) DSP4.output [DSP4.out_index];
- DSP4.out_index++;
- if(DSP4.out_count==DSP4.out_index)
- DSP4.out_count=0;
- }
- else
- t = 0xff;
- }
- else
- {
- t = 0x80;
- }
-
- return t;
-}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 11:02:30 +0000