diff options
Diffstat (limited to 'src/DSP1_gp32.cpp')
| -rw-r--r-- | src/DSP1_gp32.cpp | 514 |
1 files changed, 0 insertions, 514 deletions
diff --git a/src/DSP1_gp32.cpp b/src/DSP1_gp32.cpp deleted file mode 100644 index 7c89cbf..0000000 --- a/src/DSP1_gp32.cpp +++ /dev/null @@ -1,514 +0,0 @@ -/*
- * Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
- *
- * (c) Copyright 1996 - 2001 Gary Henderson (gary.henderson@ntlworld.com) and
- * Jerremy Koot (jkoot@snes9x.com)
- *
- * Super FX C emulator code
- * (c) Copyright 1997 - 1999 Ivar (ivar@snes9x.com) and
- * Gary Henderson.
- * Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_.
- *
- * DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson.
- * C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_.
- * C4 C code (c) Copyright 2001 Gary Henderson (gary.henderson@ntlworld.com).
- *
- * DOS port code 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_gp32.c"
-
-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;
-
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- 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 = 4;
- DSP1.out_index = 0;
- DSP1.output [0] = Op0AA;
- DSP1.output [1] = Op0AB;
- DSP1.output [2] = Op0AC;
- DSP1.output [3] = Op0AD;
- }
- }
- DSP1.waiting4command = TRUE;
- }
- }
- else
- {
- // Top Gear 3000 requires this value....
- t = 0xff;
- }
- }
- else
- t = 0x80;
-
- return (t);
-}
-
-void S9xSetDSP (uint8 byte, uint16 address)
-{
- if ((address & 0xf000) == 0x6000 ||
- (address >= 0x8000 && address < 0xc000))
- {
- if ((address & 1) == 0)
- {
- if (DSP1.waiting4command)
- {
- DSP1.command = byte;
- DSP1.in_index = 0;
- DSP1.waiting4command = FALSE;
- DSP1.first_parameter = TRUE;
-
- // Mario Kart uses 0x00, 0x02, 0x06, 0x0c, 0x28, 0x0a
- switch (byte)
- {
- case 0x00: DSP1.in_count = 2; break;
- case 0x10: DSP1.in_count = 2; break;
- 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 0x0c: DSP1.in_count = 3; break;
- case 0x1c: DSP1.in_count = 6; break;
- case 0x02: DSP1.in_count = 7; break;
- case 0x0a: DSP1.in_count = 1; break;
- case 0x1a: DSP1.in_count = 1; break;
- case 0x06: DSP1.in_count = 3; break;
- case 0x0e: DSP1.in_count = 2; break;
- case 0x01: DSP1.in_count = 4; break;
- case 0x11: DSP1.in_count = 4; break;
- case 0x21: DSP1.in_count = 4; break;
- case 0x0d: DSP1.in_count = 3; break;
- case 0x1d: DSP1.in_count = 3; break;
- case 0x2d: DSP1.in_count = 3; break;
- case 0x03: DSP1.in_count = 3; break;
- case 0x13: DSP1.in_count = 3; break;
- case 0x23: DSP1.in_count = 3; break;
- case 0x0b: DSP1.in_count = 3; break;
- case 0x1b: DSP1.in_count = 3; break;
- case 0x2b: DSP1.in_count = 3; break;
- case 0x14: DSP1.in_count = 6; break;
-// case 0x80: DSP1.in_count = 2; break;
-
- default:
- case 0x80:
- DSP1.in_count = 0;
- DSP1.waiting4command = TRUE;
- DSP1.first_parameter = TRUE;
- break;
- }
- }
- else
- {
- DSP1.parameters [DSP1.in_index] = byte;
- DSP1.first_parameter = FALSE;
- }
- }
- else
- {
- if (DSP1.waiting4command ||
- (DSP1.first_parameter && byte == 0x80))
- {
- DSP1.waiting4command = TRUE;
- DSP1.first_parameter = FALSE;
- }
- 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 0x00: // Multiple
- Op00Multiplicand = (int16) DSP1.parameters [0];
- Op00Multiplier = (int16) DSP1.parameters [1];
-
- DSPOp00 ();
-
- DSP1.out_count = 1;
- DSP1.output [0] = Op00Result;
- break;
-
- case 0x10: // Inverse
- Op10Coefficient = (int16) DSP1.parameters [0];
- Op10Exponent = (int16) DSP1.parameters [1];
-
- DSPOp10 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint16) (int16) Op10CoefficientR;
- DSP1.output [1] = (uint16) (int16) Op10ExponentR;
- break;
-
- case 0x04: // Sin and Cos of angle
- Op04Angle = (int16) DSP1.parameters [0];
- Op04Radius = (uint16) DSP1.parameters [1];
-
- DSPOp04 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint16) Op04Sin;
- DSP1.output [1] = (uint16) Op04Cos;
- break;
-
- case 0x08: // Radius
- Op08X = (int16) DSP1.parameters [0];
- Op08Y = (int16) DSP1.parameters [1];
- Op08Z = (int16) DSP1.parameters [2];
-
- DSPOp08 ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (int16) Op08Ll;
- DSP1.output [1] = (int16) Op08Lh;
- break;
-
- case 0x18: // Range
-
- Op18X = (int16) DSP1.parameters [0];
- Op18Y = (int16) DSP1.parameters [1];
- Op18Z = (int16) DSP1.parameters [2];
- Op18R = (int16) DSP1.parameters [3];
-
- DSPOp18 ();
-
- DSP1.out_count = 1;
- DSP1.output [0] = Op18D;
- break;
-
- case 0x28: // Distance (vector length)
- Op28X = (int16) DSP1.parameters [0];
- Op28Y = (int16) DSP1.parameters [1];
- Op28Z = (int16) DSP1.parameters [2];
-
- DSPOp28 ();
-
- DSP1.out_count = 1;
- DSP1.output [0] = (uint16) Op28R;
- break;
-
- case 0x0c: // Rotate (2D rotate)
- Op0CA = (int16) DSP1.parameters [0];
- Op0CX1 = (int16) DSP1.parameters [1];
- Op0CY1 = (int16) DSP1.parameters [2];
-
- DSPOp0C ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = (uint16) Op0CX2;
- DSP1.output [1] = (uint16) Op0CY2;
- break;
-
- case 0x1c: // Polar (3D rotate)
- Op1CZ = DSP1.parameters [0];
- Op1CX = DSP1.parameters [1];
- Op1CY = DSP1.parameters [2];
- Op1CXBR = DSP1.parameters [3];
- Op1CYBR = DSP1.parameters [4];
- Op1CZBR = DSP1.parameters [5];
-
- DSPOp1C ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op1CXAR;
- DSP1.output [1] = (uint16) Op1CYAR;
- DSP1.output [2] = (uint16) Op1CZAR;
- break;
-
- case 0x02: // Parameter (Projection)
- Op02FX = DSP1.parameters [0];
- Op02FY = DSP1.parameters [1];
- Op02FZ = DSP1.parameters [2];
- Op02LFE = DSP1.parameters [3];
- Op02LES = DSP1.parameters [4];
- Op02AAS = DSP1.parameters [5];
- Op02AZS = DSP1.parameters [6];
-
- DSPOp02 ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = Op02VOF;
- DSP1.output [1] = Op02VVA;
- DSP1.output [2] = Op02CX;
- DSP1.output [3] = Op02CY;
- break;
-
- case 0x1a: // Raster mode 7 matrix data
- case 0x0a:
- Op0AVS = DSP1.parameters [0];
-
- DSPOp0A ();
-
- DSP1.out_count = 4;
- DSP1.output [0] = Op0AA;
- DSP1.output [1] = Op0AB;
- DSP1.output [2] = Op0AC;
- DSP1.output [3] = Op0AD;
- break;
-
- case 0x06: // Project object
- Op06X = (int16) DSP1.parameters [0];
- Op06Y = (int16) DSP1.parameters [1];
- Op06Z = (int16) DSP1.parameters [2];
-
- DSPOp06 ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = Op06H;
- DSP1.output [1] = Op06V;
- DSP1.output [2] = Op06S;
- break;
-
- case 0x0e: // Target
- Op0EH = (int16) DSP1.parameters [0];
- Op0EV = (int16) DSP1.parameters [1];
-
- DSPOp0E ();
-
- DSP1.out_count = 2;
- DSP1.output [0] = Op0EX;
- DSP1.output [1] = Op0EY;
- break;
-
- // Extra commands used by Pilot Wings
- case 0x01: // Set attitude matrix A
- Op01m = (int16) DSP1.parameters [0];
- Op01Zr = (int16) DSP1.parameters [1];
- Op01Xr = (int16) DSP1.parameters [2];
- Op01Yr = (int16) DSP1.parameters [3];
-
- DSPOp01 ();
- break;
-
- case 0x11: // Set attitude matrix B
- Op11m = (int16) DSP1.parameters [0];
- Op11Zr = (int16) DSP1.parameters [1];
- Op11Xr = (int16) DSP1.parameters [2];
- Op11Yr = (int16) DSP1.parameters [3];
-
- DSPOp11 ();
- break;
-
- case 0x21: // Set attitude matrix C
- Op21m = (int16) DSP1.parameters [0];
- Op21Zr = (int16) DSP1.parameters [1];
- Op21Xr = (int16) DSP1.parameters [2];
- Op21Yr = (int16) DSP1.parameters [3];
-
- DSPOp21 ();
- break;
-
- case 0x0d: // Objective matrix A
- Op0DX = (int16) DSP1.parameters [0];
- Op0DY = (int16) DSP1.parameters [1];
- Op0DZ = (int16) DSP1.parameters [2];
-
- DSPOp0D ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op0DF;
- DSP1.output [1] = (uint16) Op0DL;
- DSP1.output [2] = (uint16) Op0DU;
- break;
-
- case 0x1d: // Objective matrix B
- Op1DX = (int16) DSP1.parameters [0];
- Op1DY = (int16) DSP1.parameters [1];
- Op1DZ = (int16) DSP1.parameters [2];
-
- DSPOp1D ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op1DF;
- DSP1.output [1] = (uint16) Op1DL;
- DSP1.output [2] = (uint16) Op1DU;
- break;
-
- case 0x2d: // Objective matrix C
- Op2DX = (int16) DSP1.parameters [0];
- Op2DY = (int16) DSP1.parameters [1];
- Op2DZ = (int16) DSP1.parameters [2];
-
- DSPOp2D ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op2DF;
- DSP1.output [1] = (uint16) Op2DL;
- DSP1.output [2] = (uint16) Op2DU;
- break;
-
- case 0x03: // Subjective matrix A
- Op03F = (int16) DSP1.parameters [0];
- Op03L = (int16) DSP1.parameters [1];
- Op03U = (int16) DSP1.parameters [2];
-
- DSPOp03 ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op03X;
- DSP1.output [1] = (uint16) Op03Y;
- DSP1.output [2] = (uint16) Op03Z;
- break;
-
- case 0x13: // Subjective matrix B
- Op13F = (int16) DSP1.parameters [0];
- Op13L = (int16) DSP1.parameters [1];
- Op13U = (int16) DSP1.parameters [2];
-
- DSPOp13 ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op13X;
- DSP1.output [1] = (uint16) Op13Y;
- DSP1.output [2] = (uint16) Op13Z;
- break;
-
- case 0x23: // Subjective matrix C
- Op23F = (int16) DSP1.parameters [0];
- Op23L = (int16) DSP1.parameters [1];
- Op23U = (int16) DSP1.parameters [2];
-
- DSPOp23 ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op23X;
- DSP1.output [1] = (uint16) Op23Y;
- DSP1.output [2] = (uint16) Op23Z;
- break;
-
- case 0x0b:
- Op0BX = (int16) DSP1.parameters [0];
- Op0BY = (int16) DSP1.parameters [1];
- Op0BZ = (int16) DSP1.parameters [2];
-
- DSPOp0B ();
-
- DSP1.out_count = 1;
- DSP1.output [0] = (uint16) Op0BS;
- break;
-
- case 0x1b:
- Op1BX = (int16) DSP1.parameters [0];
- Op1BY = (int16) DSP1.parameters [1];
- Op1BZ = (int16) DSP1.parameters [2];
-
- DSPOp1B ();
-
- DSP1.out_count = 1;
- DSP1.output [0] = (uint16) Op1BS;
- break;
-
- case 0x2b:
- Op2BX = (int16) DSP1.parameters [0];
- Op2BY = (int16) DSP1.parameters [1];
- Op2BZ = (int16) DSP1.parameters [2];
-
- DSPOp0B ();
-
- DSP1.out_count = 1;
- DSP1.output [0] = (uint16) Op2BS;
- break;
-
- case 0x14: // Gyrate
- Op14Zr = (int16) DSP1.parameters [0];
- Op14Xr = (int16) DSP1.parameters [1];
- Op14Yr = (int16) DSP1.parameters [2];
- Op14U = (int16) DSP1.parameters [3];
- Op14F = (int16) DSP1.parameters [4];
- Op14L = (int16) DSP1.parameters [5];
-
- DSPOp14 ();
-
- DSP1.out_count = 3;
- DSP1.output [0] = (uint16) Op14Zrr;
- DSP1.output [1] = (uint16) Op14Xrr;
- DSP1.output [2] = (uint16) Op14Yrr;
- break;
-
- default:
- break;
- }
- }
- else
- DSP1.in_index++;
- }
- }
- }
- }
-}
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