Macintosh-Tools/dingusppc
1
0
Fork 0
mirror of https://github.com/dingusdev/dingusppc.git synced 2025-01-13 03:30:31 +00:00
Code Issues Projects Releases Wiki Activity

grandcentral: Add sound in DMA.

Browse Source
This commit is contained in:
joevt 2023-11-21 20:43:04 -08:00 committed by dingusdev
parent 6f231f3367
commit 31036b8dee
2 changed files with 15 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
devices/ioctrl/grandcentral.cpp
View File

@ -83,6 +83,13 @@ GrandCentral::GrandCentral() : PCIDevice("mac-io/grandcentral"), InterruptCtrl()
std::bind(&AwacsScreamer::dma_out_start, this->awacs.get()),
std::bind(&AwacsScreamer::dma_out_stop, this->awacs.get())
);
this->snd_in_dma = std::unique_ptr<DMAChannel> (new DMAChannel("snd_in"));
this->snd_in_dma->register_dma_int(this, this->register_dma_int(IntSrc::DMA_DAVBUS_Rx));
this->awacs->set_dma_in(this->snd_in_dma.get());
this->snd_in_dma->set_callbacks(
std::bind(&AwacsScreamer::dma_in_start, this->awacs.get()),
std::bind(&AwacsScreamer::dma_in_stop, this->awacs.get())
);
// connect serial HW
this->escc = dynamic_cast<EsccController*>(gMachineObj->get_comp_by_name("Escc"));
@ -201,6 +208,9 @@ uint32_t GrandCentral::read(uint32_t rgn_start, uint32_t offset, int size)
return this->floppy_dma->reg_read(offset & 0xFF, size);
case MIO_GC_DMA_AUDIO_OUT:
return this->snd_out_dma->reg_read(offset & 0xFF, size);
case MIO_GC_DMA_AUDIO_IN:
//LOG_F(WARNING, "%s: Unsupported DMA channel MIO_GC_DMA_AUDIO_IN read @%02x.%c", this->name.c_str(), offset & 0xFF, SIZE_ARG(size));
return 0; // this->snd_in_dma->reg_read(offset & 0xFF, size);
case MIO_GC_DMA_SCSI_MESH:
return this->mesh_dma->reg_read(offset & 0xFF, size);
default:
@ -301,6 +311,10 @@ void GrandCentral::write(uint32_t rgn_start, uint32_t offset, uint32_t value, in
case MIO_GC_DMA_AUDIO_OUT:
this->snd_out_dma->reg_write(offset & 0xFF, value, size);
break;
case MIO_GC_DMA_AUDIO_IN:
LOG_F(WARNING, "%s: Unsupported DMA channel MIO_GC_DMA_AUDIO_IN write @%02x.%c = %0*x", this->name.c_str(), offset & 0xFF, SIZE_ARG(size), size * 2, value);
//this->snd_in_dma->reg_write(offset & 0xFF, value, size);
break;
case MIO_GC_DMA_SCSI_MESH:
this->mesh_dma->reg_write(offset & 0xFF, value, size);
break;

1
devices/ioctrl/macio.h
View File

@ -185,6 +185,7 @@ private:
std::unique_ptr<DMAChannel> curio_dma;
std::unique_ptr<DMAChannel> mesh_dma;
std::unique_ptr<DMAChannel> snd_out_dma;
std::unique_ptr<DMAChannel> snd_in_dma;
std::unique_ptr<DMAChannel> floppy_dma;
};