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Fixed the random static audio that would sometimes occur in DSP HLE and DSP LLE.

This commit is contained in:
skidau 2013-01-11 01:03:18 +11:00
parent 3ebe0718b8
commit 7bf72a6c84
2 changed files with 5 additions and 8 deletions
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5
Source/Core/Core/Src/DSP/DSPAccelerator.cpp
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@ -165,11 +165,10 @@ u16 dsp_read_accelerator()
// Somehow, YN1 and YN2 must be initialized with their "loop" values, // Somehow, YN1 and YN2 must be initialized with their "loop" values,
// so yeah, it seems likely that we should raise an exception to let // so yeah, it seems likely that we should raise an exception to let
// the DSP program do that, at least if DSP_FORMAT == 0x0A. // the DSP program do that, at least if DSP_FORMAT == 0x0A.
if (Address >= EndAddress) if ((Address & ~0x1f) == (EndAddress & ~0x1f))
{ {
// Set address back to start address. // Set address back to start address.
if ((Address & ~0x1f) == (EndAddress & ~0x1f)) Address = (g_dsp.ifx_regs[DSP_ACSAH] << 16) | g_dsp.ifx_regs[DSP_ACSAL];
Address = (g_dsp.ifx_regs[DSP_ACSAH] << 16) | g_dsp.ifx_regs[DSP_ACSAL];
DSPCore_SetException(EXP_ACCOV); DSPCore_SetException(EXP_ACCOV);
} }

8
Source/Core/Core/Src/HW/DSPHLE/UCodes/UCode_AX_Voice.h
View File

@ -203,12 +203,10 @@ u16 AcceleratorGetSample()
// //
// On real hardware, this would raise an interrupt that is handled by the // On real hardware, this would raise an interrupt that is handled by the
// UCode. We simulate what this interrupt does here. // UCode. We simulate what this interrupt does here.
if (*acc_cur_addr >= acc_end_addr) if ((*acc_cur_addr & ~0x1F) == (acc_end_addr & ~0x1F))
{ {
// If we are really at the end (and we don't simply have cur_addr > // If we are really at the end, loop back to loop_addr.
// end_addr all the time), loop back to loop_addr. *acc_cur_addr = acc_loop_addr;
if ((*acc_cur_addr & ~0x1F) == (acc_end_addr & ~0x1F))
*acc_cur_addr = acc_loop_addr;
if (acc_pb->audio_addr.looping) if (acc_pb->audio_addr.looping)
{ {