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Change AC97 var naming convention to Zeal standard.

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This commit is contained in:
TomAwezome 2022-12-24 14:18:04 -05:00
parent b7821cbc95
commit 276ab81094
1 changed files with 51 additions and 51 deletions
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102
src/Home/Sound/AC97/AC97.ZC
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@ -43,27 +43,27 @@
#define BUFFER_CNT\
0x0B // Most Important Register for controlling Transfers (U8)
class @ac97_bdl_entry
class CAC97BufferDescriptorListEntry
{
U32 addr;
U16 length; // length - 1
U16 flags;
};
class @ac97_bdl
class CAC97BufferDescriptorList
{
@ac97_bdl_entry entries[32];
CAC97BufferDescriptorListEntry entries[32];
};
class @ac97
class CAC97
{
@pci_info pci;
@ac97_bdl *bdl[3];
CAC97BufferDescriptorList *bdl[3];
U16 nam;
U16 nabm;
};
@ac97 AC97;
CAC97 ac97;
#define AUDIO_MAX_STREAMS 16
#define AUDIO_OUTPUT_BUFFER_SIZE 1024
@ -71,29 +71,29 @@ class @ac97
#define AUDIO_STREAM_TYPE_INPUT 0
#define AUDIO_STREAM_TYPE_OUTPUT 1
class @audio_stream
class CAudioStream
{
CFifoI64 * data;
CFifoI64 * data;
};
class @audio
class CAudio
{
@audio_stream output[AUDIO_MAX_STREAMS];
CAudioStream output[AUDIO_MAX_STREAMS];
I64 output_frames[AUDIO_MAX_STREAMS];
};
@audio Audio;
CAudio Audio;
U0 @audio_init()
U0 AudioInit()
{
I64 i = 0;
for (i = 0; i < AUDIO_MAX_STREAMS; i++)
Audio.output[i].data = FifoI64New(AUDIO_STREAM_FIFO_SIZE, sys_task);
}
@audio_init;
AudioInit;
I64 @audio_get_available_output_stream()
I64 AudioAvailableOutputStreamGet()
{
I64 stream = 0;
while (FifoI64Count(Audio.output[stream].data))
@ -103,10 +103,10 @@ I64 @audio_get_available_output_stream()
return stream;
}
I64 @audio_play_sfx(U32 *data, I64 length)
I64 AudioSFXPlay(U32 *data, I64 length)
{
I64 i;
I64 stream = @audio_get_available_output_stream;
I64 stream = AudioAvailableOutputStreamGet;
if (stream < 0)
return stream;
for (i = 0; i < length; i++)
@ -114,7 +114,7 @@ I64 @audio_play_sfx(U32 *data, I64 length)
return stream;
}
U0 @ac97_mix_output(U32 *buf, I64 length = NULL)
U0 AC97OutputMix(U32 *buf, I64 length = NULL)
{
I64 i;
I64 j;
@ -148,25 +148,25 @@ U0 @ac97_mix_output(U32 *buf, I64 length = NULL)
}
}
U0 @ac97_fill_buffer()
U0 AC97BufferFill()
{
I64 idx = InU8(AC97.nabm + PCM_OUTPUT_REG_BOX + LAST_VALID_ENTRY);
U32 *buf = AC97.bdl[PCM_OUT]->entries[idx].addr;
@ac97_mix_output(buf, BDL_BUF_SIZE);
OutU8(AC97.nabm + PCM_OUTPUT_REG_BOX + LAST_VALID_ENTRY, ++idx);
I64 idx = InU8(ac97.nabm + PCM_OUTPUT_REG_BOX + LAST_VALID_ENTRY);
U32 *buf = ac97.bdl[PCM_OUT]->entries[idx].addr;
AC97OutputMix(buf, BDL_BUF_SIZE);
OutU8(ac97.nabm + PCM_OUTPUT_REG_BOX + LAST_VALID_ENTRY, ++idx);
}
U0 @ac97_process_audio()
U0 AC97AudioProcess()
{
U16 status = InU16(AC97.nabm + PCM_OUTPUT_REG_BOX + TRANSFER_STS);
U16 status = InU16(ac97.nabm + PCM_OUTPUT_REG_BOX + TRANSFER_STS);
if (status & INT_IOC)
{
@ac97_fill_buffer;
OutU16(AC97.nabm + PCM_OUTPUT_REG_BOX + TRANSFER_STS, 0x1C);
AC97BufferFill;
OutU16(ac97.nabm + PCM_OUTPUT_REG_BOX + TRANSFER_STS, 0x1C);
}
}
I64 @ac97_init()
I64 AC97Init()
{
I64 i;
I64 j;
@ -178,67 +178,67 @@ I64 @ac97_init()
return -1;
}
@get_pci_info(j, &AC97.pci);
@get_pci_info(j, &ac97.pci);
if (AC97.pci.vendor_id != 0x8086 || AC97.pci.device_id != 0x2415)
if (ac97.pci.vendor_id != 0x8086 || ac97.pci.device_id != 0x2415)
goto device_not_found;
AC97.nam = AC97.pci.bar[0] &0xFFFFFF00;
AC97.nabm = AC97.pci.bar[1] &0xFFFFFF00;
ac97.nam = ac97.pci.bar[0] &0xFFFFFF00;
ac97.nabm = ac97.pci.bar[1] &0xFFFFFF00;
// Enable port IO, disable MMIO
PCIWriteU8(j.u8[2], j.u8[1], j.u8[0], 0x4, 5);
OutU32(AC97.nabm + GLOBAL_CTL, 0x03);
OutU16(AC97.nam + RESET, 0xFFFF);
OutU32(ac97.nabm + GLOBAL_CTL, 0x03);
OutU16(ac97.nam + RESET, 0xFFFF);
// Set PCM Output to Max volume
OutU16(AC97.nam + PCM_VOL, 0x0000);
OutU16(ac97.nam + PCM_VOL, 0x0000);
// Allocate Buffer Descriptor Lists
AC97.bdl[PCM_IN] = CAllocAligned(sizeof(@ac97_bdl), 4096, Fs->code_heap);
AC97.bdl[PCM_OUT] = CAllocAligned(sizeof(@ac97_bdl), 4096, Fs->code_heap);
AC97.bdl[MIC_IN] = CAllocAligned(sizeof(@ac97_bdl), 4096, Fs->code_heap);
ac97.bdl[PCM_IN] = CAllocAligned(sizeof(CAC97BufferDescriptorList), 4096, Fs->code_heap);
ac97.bdl[PCM_OUT] = CAllocAligned(sizeof(CAC97BufferDescriptorList), 4096, Fs->code_heap);
ac97.bdl[MIC_IN] = CAllocAligned(sizeof(CAC97BufferDescriptorList), 4096, Fs->code_heap);
for (i = 0; i < MAX_BDLS; i++)
{
AC97.bdl[PCM_OUT]->entries[i].addr =
ac97.bdl[PCM_OUT]->entries[i].addr =
CAllocAligned(PCM_BUF_SIZE, 4096, Fs->code_heap);
AC97.bdl[PCM_OUT]->entries[i].length = BDL_BUF_SIZE / 2;
AC97.bdl[PCM_OUT]->entries[i].flags = 1 << 15;
ac97.bdl[PCM_OUT]->entries[i].length = BDL_BUF_SIZE / 2;
ac97.bdl[PCM_OUT]->entries[i].flags = 1 << 15;
}
// Set addresses of Buffer Descriptor Lists
// OutU32(AC97.nabm + PCM_INPUT_REG_BOX + BUFFER_DSC_ADDR, AC97.bdl[PCM_IN]);
OutU32(AC97.nabm + PCM_OUTPUT_REG_BOX + BUFFER_DSC_ADDR, AC97.bdl[PCM_OUT]);
// OutU32(AC97.nabm + MIC_INPUT_REG_BOX + BUFFER_DSC_ADDR, AC97.bdl[MIC_IN]);
// OutU32(ac97.nabm + PCM_INPUT_REG_BOX + BUFFER_DSC_ADDR, ac97.bdl[PCM_IN]);
OutU32(ac97.nabm + PCM_OUTPUT_REG_BOX + BUFFER_DSC_ADDR, ac97.bdl[PCM_OUT]);
// OutU32(ac97.nabm + MIC_INPUT_REG_BOX + BUFFER_DSC_ADDR, ac97.bdl[MIC_IN]);
// Set Master Volume
OutU16(AC97.nam + MASTER_VOL, 0x0F0F);
OutU16(ac97.nam + MASTER_VOL, 0x0F0F);
// Stop playing sound
OutU8(AC97.nabm + PCM_OUTPUT_REG_BOX + BUFFER_CNT, 0);
OutU8(ac97.nabm + PCM_OUTPUT_REG_BOX + BUFFER_CNT, 0);
// Fill one buffers
@ac97_fill_buffer;
AC97BufferFill;
// Enable interrupt handler
//@pci_register_int_handler(&@ac97_int_handler);
// Start playing sound
OutU8(AC97.nabm + PCM_OUTPUT_REG_BOX + BUFFER_CNT, 1);
OutU8(ac97.nabm + PCM_OUTPUT_REG_BOX + BUFFER_CNT, 1);
return 0;
}
U0 @ac97_task()
U0 AC97Task()
{
while (1)
{
@ac97_process_audio;
AC97AudioProcess;
Sleep(1);
}
}
@ac97_init;
Spawn(&@ac97_task,, "AC97 Task", 1);
AC97Init;
Spawn(&AC97Task,, "AC97 Task", 1);