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Very small but very COOL fix.

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This commit fixed the Hang-up in many games, like "New Super Mario Bros. Wii", "Resident Evil: The Darkside Chronicles", "Fatal Frame 4: Tsukihami no Kamen", "Muramasa: The Demon Blade", and etc. You name it. OH YEAH!

This little issue really cost me some *serious* debugging time, phew...

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4616 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
ayuanx
2009-11-27 15:07:52 +00:00
parent 3e49599a33
commit 155719dc36
6 changed files with 41 additions and 97 deletions
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28
Source/Plugins/Plugin_DSP_HLE/Src/main.cpp
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@ -49,19 +49,11 @@ SoundStream *soundStream = NULL;
struct DSPState
{
u32 CPUMailbox;
bool CPUMailbox_Written[2];
u32 DSPMailbox;
bool DSPMailbox_Read[2];
void Reset() {
CPUMailbox = 0x00000000;
CPUMailbox_Written[0] = false;
CPUMailbox_Written[1] = false;
DSPMailbox = 0x00000000;
DSPMailbox_Read[0] = true;
DSPMailbox_Read[1] = true;
}
DSPState()
@ -281,25 +273,11 @@ unsigned short DSP_ReadMailboxLow(bool _CPUMailbox)
}
}
void Update_DSP_WriteRegister()
{
// check if the whole message is complete and if we can send it
if (g_dspState.CPUMailbox_Written[0] && g_dspState.CPUMailbox_Written[1])
{
CDSPHandler::GetInstance().SendMailToDSP(g_dspState.CPUMailbox);
g_dspState.CPUMailbox_Written[0] = g_dspState.CPUMailbox_Written[1] = false;
g_dspState.CPUMailbox = 0; // Mail sent so clear it to show that it is progressed
}
}
void DSP_WriteMailboxHigh(bool _CPUMailbox, unsigned short _Value)
{
if (_CPUMailbox)
{
g_dspState.CPUMailbox = (g_dspState.CPUMailbox & 0xFFFF) | (_Value << 16);
g_dspState.CPUMailbox_Written[0] = true;
Update_DSP_WriteRegister();
}
else
{
@ -312,9 +290,9 @@ void DSP_WriteMailboxLow(bool _CPUMailbox, unsigned short _Value)
if (_CPUMailbox)
{
g_dspState.CPUMailbox = (g_dspState.CPUMailbox & 0xFFFF0000) | _Value;
g_dspState.CPUMailbox_Written[1] = true;
Update_DSP_WriteRegister();
CDSPHandler::GetInstance().SendMailToDSP(g_dspState.CPUMailbox);
// Mail sent so clear MSB to show that it is progressed
g_dspState.CPUMailbox &= 0x7FFFFFFF;
}
else
{