Пример #1
0
struct EMU10kxData*
AllocDriverData( struct pci_dev*    dev,
		 struct DriverBase* AHIsubBase )
#endif
{
  struct EMU10kxBase* EMU10kxBase = (struct EMU10kxBase*) AHIsubBase;
  struct EMU10kxData* dd;
  UWORD               command_word;

  // FIXME: This should be non-cachable, DMA-able memory
  dd = AllocVec( sizeof( *dd ), MEMF_PUBLIC | MEMF_CLEAR );

  if( dd == NULL )
  {
    Req( "Unable to allocate driver structure." );
    return NULL;
  }


  dd->ahisubbase = AHIsubBase;

  dd->interrupt.is_Node.ln_Type = INTERRUPT_NODE_TYPE;
  dd->interrupt.is_Node.ln_Pri  = 0;
  dd->interrupt.is_Node.ln_Name = (STRPTR) LibName;
  dd->interrupt.is_Code         = (void(*)(void)) &emu10kxinterrupt;
  dd->interrupt.is_Data         = (APTR) dd;

  dd->playback_interrupt.is_Node.ln_Type = INTERRUPT_NODE_TYPE;
  dd->playback_interrupt.is_Node.ln_Pri  = 0;
  dd->playback_interrupt.is_Node.ln_Name = (STRPTR) LibName;
  dd->playback_interrupt.is_Code         = (void(*)(void)) &playbackinterrupt;
  dd->playback_interrupt.is_Data         = (APTR) dd;

  dd->record_interrupt.is_Node.ln_Type = INTERRUPT_NODE_TYPE;
  dd->record_interrupt.is_Node.ln_Pri  = 0;
  dd->record_interrupt.is_Node.ln_Name = (STRPTR) LibName;
  dd->record_interrupt.is_Code         = (void(*)(void)) &recordinterrupt;
  dd->record_interrupt.is_Data         = (APTR) dd;
  
  dd->card.pci_dev = dev;

//  if( pci_set_dma_mask(dd->card.pci_dev, EMU10K1_DMA_MASK) )
//  {
//    printf( "Unable to set DMA mask for card." );
//    goto error;
//  }

  #ifdef __AMIGAOS4__
  command_word = dev->ReadConfigWord( PCI_COMMAND );  
  command_word |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
  dev->WriteConfigWord( PCI_COMMAND, command_word );
  #else
  command_word = pci_read_config_word( PCI_COMMAND, dd->card.pci_dev );
  command_word |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
  pci_write_config_word( PCI_COMMAND, command_word, dd->card.pci_dev );
  #endif

  dd->pci_master_enabled = TRUE;

  // FIXME: How about latency/pcibios_set_master()??

  #ifdef __AMIGAOS4__
  dd->card.iobase  = dev->GetResourceRange(0)->BaseAddress;
  dd->card.length  = ~( dev->GetResourceRange(0)->Size & PCI_BASE_ADDRESS_IO_MASK );
  dd->card.irq     = dev->MapInterrupt();
  dd->card.chiprev = dev->ReadConfigByte( PCI_REVISION_ID);
  dd->card.model   = dev->ReadConfigWord( PCI_SUBSYSTEM_ID);
  dd->card.is_audigy = ( dev->ReadConfigWord( PCI_DEVICE_ID) == PCI_DEVICE_ID_CREATIVE_AUDIGY );
  dd->card.is_aps   = ( dev->ReadConfigLong( PCI_SUBSYSTEM_VENDOR_ID)
		       == EMU_APS_SUBID );

  dev->OutLong(dd->card.iobase + IPR, 0xffffffff);
  dev->OutLong(dd->card.iobase + INTE, 0);

  AddIntServer(dev->MapInterrupt(), &dd->interrupt );
  #else
  dd->card.iobase  = dev->base_address[ 0 ];
  dd->card.length  = ~( dev->base_size[ 0 ] & PCI_BASE_ADDRESS_IO_MASK );
  dd->card.irq     = dev->irq;
  dd->card.chiprev = pci_read_config_byte( PCI_REVISION_ID, dd->card.pci_dev );
  dd->card.model   = pci_read_config_word( PCI_SUBSYSTEM_ID, dd->card.pci_dev );
  dd->card.is_audigy = ( dev->device == PCI_DEVICE_ID_CREATIVE_AUDIGY );
  dd->card.is_aps   = ( pci_read_config_long( PCI_SUBSYSTEM_VENDOR_ID,
					     dd->card.pci_dev )
		       == EMU_APS_SUBID );

  pci_add_intserver( &dd->interrupt, dd->card.pci_dev );
  #endif

  dd->interrupt_added = TRUE;

  /* Initialize chip */
  if( emu10k1_init( &dd->card ) < 0 )
  {
    Req( "Unable to initialize EMU10kx subsystem.");
    return NULL;
  }

  dd->emu10k1_initialized = TRUE;

    
  /* Initialize mixer */

  emu10k1_writeac97( &dd->card, AC97_RESET, 0L);

  Delay( 1 );

  if (emu10k1_readac97( &dd->card, AC97_RESET ) & 0x8000) {
    Req( "ac97 codec not present.");
    return NULL;
  }


  dd->input          = 0;
  dd->output         = 0;
  dd->monitor_volume = Linear2MixerGain( 0, &dd->monitor_volume_bits );
  dd->input_gain     = Linear2RecordGain( 0x10000, &dd->input_gain_bits );
  dd->output_volume  = Linear2MixerGain( 0x10000, &dd->output_volume_bits );

  // No attenuation and natural tone for all outputs
  emu10k1_writeac97( &dd->card, AC97_MASTER_VOL_STEREO, 0x0000 );
  emu10k1_writeac97( &dd->card, AC97_HEADPHONE_VOL,     0x0000 );
  emu10k1_writeac97( &dd->card, AC97_MASTER_VOL_MONO,   0x0000 );
  emu10k1_writeac97( &dd->card, AC97_MASTER_TONE,       0x0f0f );

  emu10k1_writeac97( &dd->card, AC97_RECORD_GAIN,       0x0000 );
  emu10k1_writeac97( &dd->card, AC97_RECORD_SELECT,     InputBits[ 0 ] );

  emu10k1_writeac97( &dd->card, AC97_PCMOUT_VOL,        0x0808 );
  emu10k1_writeac97( &dd->card, AC97_PCBEEP_VOL,        0x0000 );

  emu10k1_writeac97( &dd->card, AC97_LINEIN_VOL,        0x0808 );
  emu10k1_writeac97( &dd->card, AC97_MIC_VOL,           AC97_MUTE | 0x0008 );
  emu10k1_writeac97( &dd->card, AC97_CD_VOL,            0x0808 );
  emu10k1_writeac97( &dd->card, AC97_AUX_VOL,           0x0808 );
  emu10k1_writeac97( &dd->card, AC97_PHONE_VOL,         0x0008 );
  emu10k1_writeac97( &dd->card, AC97_VIDEO_VOL,         0x0808 );


  if (emu10k1_readac97( &dd->card, AC97_EXTENDED_ID ) & 0x0080 )
  {
    sblive_writeptr( &dd->card, AC97SLOT, 0, AC97SLOT_CNTR | AC97SLOT_LFE);
    emu10k1_writeac97( &dd->card, AC97_SURROUND_MASTER, 0x0 );
  }
  
  return dd;
}
Пример #2
0
/* Driver initialization routine */
static int __devinit emu10k1_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
{
	struct emu10k1_card *card;

	if ((card = kmalloc(sizeof(struct emu10k1_card), GFP_KERNEL)) == NULL) {
		printk(KERN_ERR "emu10k1: out of memory\n");
		return -ENOMEM;
	}
	memset(card, 0, sizeof(struct emu10k1_card));

#if LINUX_VERSION_CODE > 0x020320
	if (!pci_dma_supported(pci_dev, EMU10K1_DMA_MASK)) {
		printk(KERN_ERR "emu10k1: architecture does not support 32bit PCI busmaster DMA\n");
		kfree(card);
		return -ENODEV;
	}

	if (pci_enable_device(pci_dev)) {
		printk(KERN_ERR "emu10k1: couldn't enable device\n");
		kfree(card);
		return -ENODEV;
	}

	pci_set_master(pci_dev);

	card->iobase = pci_dev->resource[0].start;

	if (request_region(card->iobase, EMU10K1_EXTENT, card_names[pci_id->driver_data]) == NULL) {
		printk(KERN_ERR "emu10k1: IO space in use\n");
		kfree(card);
		return -ENODEV;
	}
	pci_dev->driver_data = card;
	pci_dev->dma_mask = EMU10K1_DMA_MASK;
#else
	pci_set_master(pci_dev);

	card->iobase = pci_dev->base_address[0] & PCI_BASE_ADDRESS_IO_MASK;

	if (check_region(card->iobase, EMU10K1_EXTENT)) {
		printk(KERN_ERR "emu10k1: IO space in use\n");
		kfree(card);
		return -ENODEV;
	}

	request_region(card->iobase, EMU10K1_EXTENT, card_names[pci_id->driver_data]);
#endif
	card->irq = pci_dev->irq;
	card->pci_dev = pci_dev;

	/* Reserve IRQ Line */
	if (request_irq(card->irq, emu10k1_interrupt, SA_SHIRQ, card_names[pci_id->driver_data], card)) {
		printk(KERN_ERR "emu10k1: IRQ in use\n");
		goto err_irq;
	}

	pci_read_config_byte(pci_dev, PCI_REVISION_ID, &card->chiprev);

	printk(KERN_INFO "emu10k1: %s rev %d found at IO 0x%04lx, IRQ %d\n", card_names[pci_id->driver_data], card->chiprev, card->iobase, card->irq);

	spin_lock_init(&card->lock);
	card->mixeraddx = card->iobase + AC97DATA;
	init_MUTEX(&card->open_sem);
	card->open_mode = 0;
	init_waitqueue_head(&card->open_wait);

	/* Register devices */
	if ((card->audio1_num = register_sound_dsp(&emu10k1_audio_fops, -1)) < 0) {
		printk(KERN_ERR "emu10k1: cannot register first audio device!\n");
		goto err_dev0;
	}

	if ((card->audio2_num = register_sound_dsp(&emu10k1_audio_fops, -1)) < 0) {
		printk(KERN_ERR "emu10k1: cannot register second audio device!\n");
		goto err_dev1;
	}

	if ((card->mixer_num = register_sound_mixer(&emu10k1_mixer_fops, -1)) < 0) {
		printk(KERN_ERR "emu10k1: cannot register mixer device!\n");
		goto err_dev2;
	}

	if ((card->midi_num = register_sound_midi(&emu10k1_midi_fops, -1)) < 0) {
		printk(KERN_ERR "emu10k1: cannot register midi device!\n");
		goto err_dev3;
	}

	if (emu10k1_init(card) != CTSTATUS_SUCCESS) {
		printk(KERN_ERR "emu10k1: cannot initialize device!\n");
		goto err_emu10k1_init;
	}

	if (audio_init(card) != CTSTATUS_SUCCESS) {
		printk(KERN_ERR "emu10k1: cannot initialize audio!\n");
		goto err_audio_init;
	}

	if (midi_init(card) != CTSTATUS_SUCCESS) {
		printk(KERN_ERR "emu10k1: cannot initialize midi!\n");
		goto err_midi_init;
	}

	mixer_init(card);

	DPD(2, "Hardware initialized. TRAM allocated: %u bytes\n", (unsigned int) card->tmemsize);

	list_add(&card->list, &emu10k1_devs);

	return 0;

      err_midi_init:
	audio_exit(card);

      err_audio_init:
	emu10k1_exit(card);

      err_emu10k1_init:
	unregister_sound_midi(card->midi_num);

      err_dev3:
	unregister_sound_mixer(card->mixer_num);

      err_dev2:
	unregister_sound_dsp(card->audio2_num);

      err_dev1:
	unregister_sound_dsp(card->audio1_num);

      err_dev0:
	free_irq(card->irq, card);

      err_irq:
	release_region(card->iobase, EMU10K1_EXTENT);
	kfree(card);

	return -ENODEV;
}