dolphin/Source/DSPSpy/dsp_interface.cpp

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// Copyright (C) 2003 Dolphin Project.
// 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, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "dsp_interface.h"
void IDSP::SendTask(void *addr, u16 iram_addr, u16 len, u16 start)
{
// addr main ram addr 4byte aligned (1 Gekko word)
// iram_addr dsp addr 4byte aligned (2 DSP words)
// len block length in bytes multiple of 4 (wtf? if you want to fill whole iram, you need 8191)
// (8191 % 4 = 3) wtffff
// start dsp iram entry point
while (CheckMailTo());
SendMailTo(0x80F3A001);
while (CheckMailTo());
SendMailTo((u32)addr);
while (CheckMailTo());
SendMailTo(0x80F3C002);
while (CheckMailTo());
SendMailTo(iram_addr);
while (CheckMailTo());
SendMailTo(0x80F3A002);
while (CheckMailTo());
SendMailTo(len);
while (CheckMailTo());
SendMailTo(0x80F3B002);
while (CheckMailTo());
SendMailTo(0);
while (CheckMailTo());
SendMailTo(0x80F3D001);
while (CheckMailTo());
SendMailTo(start);
while (CheckMailTo());
}