515 lines
13 KiB
C++
515 lines
13 KiB
C++
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// Copyright (C) 2003-2008 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "Common.h"
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#include "../Globals.h"
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#ifdef _WIN32
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#include "../PCHW/DSoundStream.h"
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#endif
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#include "../PCHW/Mixer.h"
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#include "../MailHandler.h"
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#include "UCodes.h"
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#include "UCode_AXStructs.h"
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#include "UCode_AX.h"
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CUCode_AX::CUCode_AX(CMailHandler& _rMailHandler, bool wii)
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: IUCode(_rMailHandler)
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, m_addressPBs(0xFFFFFFFF)
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, wii_mode(wii)
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{
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// we got loaded
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m_rMailHandler.PushMail(0xDCD10000);
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m_rMailHandler.PushMail(0x80000000); // handshake ??? only (crc == 0xe2136399) needs it ...
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templbuffer = new int[1024 * 1024];
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temprbuffer = new int[1024 * 1024];
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}
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CUCode_AX::~CUCode_AX()
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{
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m_rMailHandler.Clear();
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delete [] templbuffer;
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delete [] temprbuffer;
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}
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void CUCode_AX::HandleMail(u32 _uMail)
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{
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if ((_uMail & 0xFFFF0000) == MAIL_AX_ALIST)
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{
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// a new List
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}
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else
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{
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AXTask(_uMail);
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}
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}
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s16 CUCode_AX::ADPCM_Step(AXParamBlock& pb, u32& samplePos, u32 newSamplePos, u16 frac)
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{
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PBADPCMInfo &adpcm = pb.adpcm;
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while (samplePos < newSamplePos)
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{
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if ((samplePos & 15) == 0)
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{
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adpcm.pred_scale = g_dspInitialize.pARAM_Read_U8((samplePos & ~15) >> 1);
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samplePos += 2;
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newSamplePos += 2;
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}
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int scale = 1 << (adpcm.pred_scale & 0xF);
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int coef_idx = adpcm.pred_scale >> 4;
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s32 coef1 = adpcm.coefs[coef_idx * 2 + 0];
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s32 coef2 = adpcm.coefs[coef_idx * 2 + 1];
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int temp = (samplePos & 1) ?
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(g_dspInitialize.pARAM_Read_U8(samplePos >> 1) & 0xF) :
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(g_dspInitialize.pARAM_Read_U8(samplePos >> 1) >> 4);
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if (temp >= 8)
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temp -= 16;
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// 0x400 = 0.5 in 11-bit fixed point
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int val = (scale * temp) + ((0x400 + coef1 * adpcm.yn1 + coef2 * adpcm.yn2) >> 11);
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if (val > 0x7FFF)
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val = 0x7FFF;
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else if (val < -0x7FFF)
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val = -0x7FFF;
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adpcm.yn2 = adpcm.yn1;
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adpcm.yn1 = val;
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samplePos++;
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}
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return adpcm.yn1;
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}
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void ADPCM_Loop(AXParamBlock& pb)
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{
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if (!pb.is_stream)
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{
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pb.adpcm.yn1 = pb.adpcm_loop_info.yn1;
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pb.adpcm.yn2 = pb.adpcm_loop_info.yn2;
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pb.adpcm.pred_scale = pb.adpcm_loop_info.pred_scale;
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}
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//else stream and we should not attempt to replace values
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}
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void CUCode_AX::MixAdd(short* _pBuffer, int _iSize)
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{
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AXParamBlock PBs[NUMBER_OF_PBS];
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if (_iSize > 1024 * 1024)
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_iSize = 1024 * 1024;
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memset(templbuffer, 0, _iSize * sizeof(int));
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memset(temprbuffer, 0, _iSize * sizeof(int));
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// read out pbs
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int numberOfPBs = ReadOutPBs(PBs, NUMBER_OF_PBS);
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#ifdef _WIN32
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float ratioFactor = 32000.0f / (float)DSound::DSound_GetSampleRate();
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#else
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float ratioFactor = 32000.0f / 44100.0f;
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#endif
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for (int i = 0; i < numberOfPBs; i++)
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{
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AXParamBlock& pb = PBs[i];
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if (pb.running)
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{
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//constants
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const u32 loopPos = (pb.audio_addr.loop_addr_hi << 16) | pb.audio_addr.loop_addr_lo;
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const u32 sampleEnd = (pb.audio_addr.end_addr_hi << 16) | pb.audio_addr.end_addr_lo;
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const u32 ratio = (u32)(((pb.src.ratio_hi << 16) + pb.src.ratio_lo) * ratioFactor);
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//variables
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u32 samplePos = (pb.audio_addr.cur_addr_hi << 16) | pb.audio_addr.cur_addr_lo;
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u32 frac = pb.src.cur_addr_frac;
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for (int s = 0; s < _iSize; s++)
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{
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int sample = 0;
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frac += ratio;
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u32 newSamplePos = samplePos + (frac >> 16); //whole number of frac
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switch (pb.audio_addr.sample_format)
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{
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case AUDIOFORMAT_PCM8:
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pb.adpcm.yn2 = pb.adpcm.yn1; //save last sample
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pb.adpcm.yn1 = ((s8)g_dspInitialize.pARAM_Read_U8(samplePos)) << 8;
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if (pb.src_type == SRCTYPE_NEAREST)
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{
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sample = pb.adpcm.yn1;
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}
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else //linear interpolation
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{
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sample = (pb.adpcm.yn1 * (u16)frac + pb.adpcm.yn2 * (u16)(0xFFFF - frac)) >> 16;
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}
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samplePos = newSamplePos;
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break;
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case AUDIOFORMAT_PCM16:
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pb.adpcm.yn2 = pb.adpcm.yn1; //save last sample
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pb.adpcm.yn1 = (s16)(u16)((g_dspInitialize.pARAM_Read_U8(samplePos * 2) << 8) | (g_dspInitialize.pARAM_Read_U8((samplePos * 2 + 1))));
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if (pb.src_type == SRCTYPE_NEAREST)
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sample = pb.adpcm.yn1;
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else //linear interpolation
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sample = (pb.adpcm.yn1 * (u16)frac + pb.adpcm.yn2 * (u16)(0xFFFF - frac)) >> 16;
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samplePos = newSamplePos;
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break;
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case AUDIOFORMAT_ADPCM:
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sample = ADPCM_Step(pb, samplePos, newSamplePos, frac);
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break;
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default:
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break;
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}
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frac &= 0xffff;
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int vol = pb.vol_env.cur_volume >> 9;
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sample = sample * vol >> 8;
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if (pb.mixer_control & MIXCONTROL_RAMPING)
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{
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int x = pb.vol_env.cur_volume;
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x += pb.vol_env.cur_volume_delta;
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if (x < 0) x = 0;
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if (x >= 0x7fff) x = 0x7fff;
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pb.vol_env.cur_volume = x; // maybe not per sample?? :P
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}
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int leftmix = pb.mixer.volume_left >> 5;
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int rightmix = pb.mixer.volume_right >> 5;
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int left = sample * leftmix >> 8;
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int right = sample * rightmix >> 8;
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//adpcm has to walk from oldSamplePos to samplePos here
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templbuffer[s] += left;
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temprbuffer[s] += right;
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if (samplePos >= sampleEnd)
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{
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if (pb.audio_addr.looping == 1)
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{
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samplePos = loopPos;
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if (pb.audio_addr.sample_format == AUDIOFORMAT_ADPCM)
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ADPCM_Loop(pb);
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}
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else
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{
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pb.running = 0;
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break;
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}
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}
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}
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pb.src.cur_addr_frac = (u16)frac;
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pb.audio_addr.cur_addr_hi = samplePos >> 16;
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pb.audio_addr.cur_addr_lo = (u16)samplePos;
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}
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}
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for (int i = 0; i < _iSize; i++)
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{
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// Clamp into 16-bit. Maybe we should add a volume compressor here.
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int left = templbuffer[i];
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int right = temprbuffer[i];
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if (left < -32767) left = -32767;
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if (left > 32767) left = 32767;
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if (right < -32767) right = -32767;
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if (right > 32767) right = 32767;
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*_pBuffer++ += left;
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*_pBuffer++ += right;
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}
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// write back out pbs
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WriteBackPBs(PBs, numberOfPBs);
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}
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void CUCode_AX::Update()
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{
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// check if we have to sent something
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if (!m_rMailHandler.IsEmpty())
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{
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g_dspInitialize.pGenerateDSPInterrupt();
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}
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}
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// AX seems to bootup one task only and waits for resume-callbacks
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// everytime the DSP has "spare time" it sends a resume-mail to the CPU
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// and the __DSPHandler calls a AX-Callback which generates a new AXFrame
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bool CUCode_AX::AXTask(u32& _uMail)
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{
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u32 uAddress = _uMail;
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DebugLog("AXTask - AXCommandList-Addr: 0x%08x", uAddress);
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u32 Addr__AXStudio;
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u32 Addr__AXOutSBuffer;
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u32 Addr__AXOutSBuffer_1;
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u32 Addr__AXOutSBuffer_2;
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u32 Addr__A;
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u32 Addr__12;
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u32 Addr__4_1;
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u32 Addr__4_2;
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u32 Addr__5_1;
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u32 Addr__5_2;
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u32 Addr__6;
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u32 Addr__9;
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bool bExecuteList = true;
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while (bExecuteList)
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{
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static int last_valid_command = 0;
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u16 iCommand = Memory_Read_U16(uAddress);
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uAddress += 2;
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switch (iCommand)
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{
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case AXLIST_STUDIOADDR: //00
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Addr__AXStudio = Memory_Read_U32(uAddress);
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uAddress += 4;
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if (wii_mode)
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uAddress += 6;
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DebugLog("AXLIST studio address: %08x", Addr__AXStudio);
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break;
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case 0x001:
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{
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u32 address = Memory_Read_U32(uAddress);
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uAddress += 4;
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u16 param1 = Memory_Read_U16(uAddress);
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uAddress += 2;
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u16 param2 = Memory_Read_U16(uAddress);
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uAddress += 2;
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u16 param3 = Memory_Read_U16(uAddress);
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uAddress += 2;
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DebugLog("AXLIST 1: %08x, %04x, %04x, %04x", address, param1, param2, param3);
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}
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break;
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//
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// Somewhere we should be getting a bitmask of AX_SYNC values
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// that tells us what has been updated
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// Dunno if important
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//
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case AXLIST_PBADDR: //02
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{
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m_addressPBs = Memory_Read_U32(uAddress);
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uAddress += 4;
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mixer_HLEready = true;
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DebugLog("AXLIST PB address: %08x", m_addressPBs);
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#ifdef _WIN32
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DebugLog("Update the SoundThread to be in sync");
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DSound::DSound_UpdateSound(); //do it in this thread to avoid sync problems
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#endif
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}
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break;
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case 0x0003:
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DebugLog("AXLIST command 0x0003 ????");
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break;
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case 0x0004:
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Addr__4_1 = Memory_Read_U32(uAddress);
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uAddress += 4;
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Addr__4_2 = Memory_Read_U32(uAddress);
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uAddress += 4;
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DebugLog("AXLIST 4_1 4_2 addresses: %08x %08x", Addr__4_1, Addr__4_2);
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break;
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case 0x0005:
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Addr__5_1 = Memory_Read_U32(uAddress);
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uAddress += 4;
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Addr__5_2 = Memory_Read_U32(uAddress);
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uAddress += 4;
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DebugLog("AXLIST 5_1 5_2 addresses: %08x %08x", Addr__5_1, Addr__5_2);
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break;
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case 0x0006:
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Addr__6 = Memory_Read_U32(uAddress);
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uAddress += 4;
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DebugLog("AXLIST 6 address: %08x", Addr__6);
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break;
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case AXLIST_SBUFFER:
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// Hopefully this is where in main ram to write.
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Addr__AXOutSBuffer = Memory_Read_U32(uAddress);
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uAddress += 4;
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if (wii_mode) {
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uAddress += 12;
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}
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DebugLog("AXLIST OutSBuffer address: %08x", Addr__AXOutSBuffer);
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break;
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case 0x0009:
|
||
|
|
Addr__9 = Memory_Read_U32(uAddress);
|
||
|
|
uAddress += 4;
|
||
|
|
DebugLog("AXLIST 6 address: %08x", Addr__9);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case AXLIST_COMPRESSORTABLE: // 0xa
|
||
|
|
Addr__A = Memory_Read_U32(uAddress);
|
||
|
|
uAddress += 4;
|
||
|
|
if (wii_mode) {
|
||
|
|
// There's one more here.
|
||
|
|
// uAddress += 4;
|
||
|
|
}
|
||
|
|
DebugLog("AXLIST CompressorTable address: %08x", Addr__A);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 0x000e:
|
||
|
|
Addr__AXOutSBuffer_1 = Memory_Read_U32(uAddress);
|
||
|
|
uAddress += 4;
|
||
|
|
Addr__AXOutSBuffer_2 = Memory_Read_U32(uAddress);
|
||
|
|
uAddress += 4;
|
||
|
|
DebugLog("AXLIST sbuf2 addresses: %08x %08x", Addr__AXOutSBuffer_1, Addr__AXOutSBuffer_2);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case AXLIST_END:
|
||
|
|
bExecuteList = false;
|
||
|
|
DebugLog("AXLIST end");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 0x0010: //Super Monkey Ball 2
|
||
|
|
DebugLog("AXLIST unknown");
|
||
|
|
//should probably read/skip stuff here
|
||
|
|
uAddress += 8;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 0x0011:
|
||
|
|
uAddress += 4;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 0x0012:
|
||
|
|
Addr__12 = Memory_Read_U16(uAddress);
|
||
|
|
uAddress += 2;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 0x0013:
|
||
|
|
uAddress += 6 * 4; // 6 Addresses.
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 0x000d:
|
||
|
|
if (wii_mode) {
|
||
|
|
uAddress += 4 * 4; // 4 addresses. another aux?
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
// non-wii : fall through
|
||
|
|
|
||
|
|
case 0x000b:
|
||
|
|
if (wii_mode) {
|
||
|
|
uAddress += 2; // one 0x8000 in rabbids
|
||
|
|
uAddress += 4 * 2; // then two RAM addressses
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
// non-wii : fall through
|
||
|
|
|
||
|
|
default:
|
||
|
|
{
|
||
|
|
static bool bFirst = true;
|
||
|
|
if (bFirst == true)
|
||
|
|
{
|
||
|
|
char szTemp[2048];
|
||
|
|
sprintf(szTemp, "Unknown AX-Command 0x%x (address: 0x%08x). Last valid: %02x\n",
|
||
|
|
iCommand, uAddress - 2, last_valid_command);
|
||
|
|
int num = -32;
|
||
|
|
while (num < 64+32)
|
||
|
|
{
|
||
|
|
char szTemp2[128] = "";
|
||
|
|
sprintf(szTemp2, "%s0x%04x\n", num == 0 ? ">>" : " ", Memory_Read_U16(uAddress + num));
|
||
|
|
strcat(szTemp, szTemp2);
|
||
|
|
num += 2;
|
||
|
|
}
|
||
|
|
|
||
|
|
PanicAlert(szTemp);
|
||
|
|
bFirst = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// unknown command so stop the execution of this TaskList
|
||
|
|
bExecuteList = false;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
if (bExecuteList)
|
||
|
|
last_valid_command = iCommand;
|
||
|
|
}
|
||
|
|
DebugLog("AXTask - done, send resume");
|
||
|
|
|
||
|
|
// i hope resume is okay AX
|
||
|
|
m_rMailHandler.PushMail(0xDCD10001);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
int CUCode_AX::ReadOutPBs(AXParamBlock* _pPBs, int _num)
|
||
|
|
{
|
||
|
|
int count = 0;
|
||
|
|
u32 blockAddr = m_addressPBs;
|
||
|
|
|
||
|
|
// reading and 'halfword' swap
|
||
|
|
for (int i = 0; i < _num; i++)
|
||
|
|
{
|
||
|
|
const short *pSrc = (const short *)g_dspInitialize.pGetMemoryPointer(blockAddr);
|
||
|
|
if (pSrc != NULL)
|
||
|
|
{
|
||
|
|
short *pDest = (short *)&_pPBs[i];
|
||
|
|
for (size_t p = 0; p < sizeof(AXParamBlock) / 2; p++)
|
||
|
|
{
|
||
|
|
pDest[p] = Common::swap16(pSrc[p]);
|
||
|
|
}
|
||
|
|
blockAddr = (_pPBs[i].next_pb_hi << 16) | _pPBs[i].next_pb_lo;
|
||
|
|
count++;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// return the number of readed PBs
|
||
|
|
return count;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CUCode_AX::WriteBackPBs(AXParamBlock* _pPBs, int _num)
|
||
|
|
{
|
||
|
|
u32 blockAddr = m_addressPBs;
|
||
|
|
|
||
|
|
// write back and 'halfword'swap
|
||
|
|
for (int i = 0; i < _num; i++)
|
||
|
|
{
|
||
|
|
short* pSrc = (short*)&_pPBs[i];
|
||
|
|
short* pDest = (short*)g_dspInitialize.pGetMemoryPointer(blockAddr);
|
||
|
|
for (size_t p = 0; p < sizeof(AXParamBlock) / 2; p++)
|
||
|
|
{
|
||
|
|
pDest[p] = Common::swap16(pSrc[p]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// next block
|
||
|
|
blockAddr = (_pPBs[i].next_pb_hi << 16) | _pPBs[i].next_pb_lo;
|
||
|
|
}
|
||
|
|
}
|