Example #1
0
static int
trix_set_wss_port (struct address_info *hw_config)
{
  unsigned char   addr_bits;

  if (kilroy_was_here)		/* Already initialized */
    return 0;

  kilroy_was_here = 1;

  if (trix_read (0x15) != 0x71)	/* No asic signature */
    return 0;

  /*
     * Disable separate wave playback and recording DMA channels since
     * the driver doesn't support duplex mode yet.
   */

  trix_write (0x13, trix_read (0x13) & ~0x80);
  trix_write (0x14, trix_read (0x14) & ~0x80);

  /*
     * Configure the ASIC to place the codec to the proper I/O location
   */

  switch (hw_config->io_base)
    {
    case 0x530:
      addr_bits = 0;
      break;
    case 0x604:
      addr_bits = 1;
      break;
    case 0xE80:
      addr_bits = 2;
      break;
    case 0xF40:
      addr_bits = 3;
      break;
    default:
      return 0;
    }

  trix_write (0x19, (trix_read (0x19) & 0x03) | addr_bits);
  return 1;
}
Example #2
0
File: trix.c Project: 274914765/C
static int trix_set_wss_port(struct address_info *hw_config)
{
    unsigned char   addr_bits;

    if (trix_read(0x15) != 0x71)    /* No ASIC signature */
    {
        MDB(printk(KERN_ERR "No AudioTrix ASIC signature found\n"));
        return 0;
    }

    /*
     * Reset some registers.
     */

    trix_write(0x13, 0);
    trix_write(0x14, 0);

    /*
     * Configure the ASIC to place the codec to the proper I/O location
     */

    switch (hw_config->io_base)
    {
        case 0x530:
            addr_bits = 0;
            break;
        case 0x604:
            addr_bits = 1;
            break;
        case 0xE80:
            addr_bits = 2;
            break;
        case 0xF40:
            addr_bits = 3;
            break;
        default:
            return 0;
    }

    trix_write(0x19, (trix_read(0x19) & 0x03) | addr_bits);
    return 1;
}
Example #3
0
int
probe_trix_mpu (struct address_info *hw_config)
{
  unsigned char   conf;
  static char     irq_bits[] =
  {-1, -1, -1, 1, 2, 3, -1, 4, -1, 5};

  if (!kilroy_was_here)
    return 0;			/* AudioTriX Pro has not been detected earlier */

  if (!sb_initialized)
    return 0;

  if (mpu_initialized)
    return 0;

  if (hw_config->irq > 9)
    return 0;

  if (irq_bits[hw_config->irq] == -1)
    return 0;

  switch (hw_config->io_base)
    {
    case 0x330:
      conf = 0x00;
      break;
    case 0x370:
      conf = 0x04;
      break;
    case 0x3b0:
      conf = 0x08;
      break;
    case 0x3f0:
      conf = 0x0c;
      break;
    default:
      return 0;			/* Invalid port */
    }

  conf |= irq_bits[hw_config->irq] << 4;

  trix_write (0x19, (trix_read (0x19) & 0x83) | conf);

  mpu_initialized = 1;

  return probe_mpu401 (hw_config);
}
Example #4
0
File: trix.c Project: 274914765/C
static int __init probe_trix_mpu(struct address_info *hw_config)
{
    unsigned char conf;
    static int irq_bits[] = {
        -1, -1, -1, 1, 2, 3, -1, 4, -1, 5
    };

    if (hw_config->irq > 9)
    {
        printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
        return 0;
    }
    if (irq_bits[hw_config->irq] == -1)
    {
        printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
        return 0;
    }
    switch (hw_config->io_base)
    {
        case 0x330:
            conf = 0x00;
            break;
        case 0x370:
            conf = 0x04;
            break;
        case 0x3b0:
            conf = 0x08;
            break;
        case 0x3f0:
            conf = 0x0c;
            break;
        default:
            return 0;    /* Invalid port */
    }

    conf |= irq_bits[hw_config->irq] << 4;
    trix_write(0x19, (trix_read(0x19) & 0x83) | conf);
    hw_config->name = "AudioTrix Pro";
    return probe_uart401(hw_config, THIS_MODULE);
}
Example #5
0
File: trix.c Project: 274914765/C
static int __init init_trix_wss(struct address_info *hw_config)
{
    static unsigned char dma_bits[4] = {
        1, 2, 0, 3
    };
    struct resource *ports;
    int config_port = hw_config->io_base + 0;
    int dma1 = hw_config->dma, dma2 = hw_config->dma2;
    int old_num_mixers = num_mixers;
    u8 config, bits;
    int ret;
 
    switch(hw_config->irq) {
    case 7:
        bits = 8;
        break;
    case 9:
        bits = 0x10;
        break;
    case 10:
        bits = 0x18;
        break;
    case 11:
        bits = 0x20;
        break;
    default:
        printk(KERN_ERR "AudioTrix: Bad WSS IRQ %d\n", hw_config->irq);
        return 0;
    }

    switch (dma1) {
    case 0:
    case 1:
    case 3:
        break;
    default:
        printk(KERN_ERR "AudioTrix: Bad WSS DMA %d\n", dma1);
        return 0;
    }

    switch (dma2) {
    case -1:
    case 0:
    case 1:
    case 3:
        break;
    default:
        printk(KERN_ERR "AudioTrix: Bad capture DMA %d\n", dma2);
        return 0;
    }

    /*
     * Check if the IO port returns valid signature. The original MS Sound
     * system returns 0x04 while some cards (AudioTrix Pro for example)
     * return 0x00.
     */
    ports = request_region(hw_config->io_base + 4, 4, "ad1848");
    if (!ports) {
        printk(KERN_ERR "AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base);
        return 0;
    }

    if (!request_region(hw_config->io_base, 4, "MSS config")) {
        printk(KERN_ERR "AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base);
        release_region(hw_config->io_base + 4, 4);
        return 0;
    }

    if (!trix_set_wss_port(hw_config))
        goto fail;

    config = inb(hw_config->io_base + 3);

    if ((config & 0x3f) != 0x00)
    {
        MDB(printk(KERN_ERR "No MSS signature detected on port 0x%x\n", hw_config->io_base));
        goto fail;
    }

    /*
     * Check that DMA0 is not in use with a 8 bit board.
     */

    if (dma1 == 0 && config & 0x80)
    {
        printk(KERN_ERR "AudioTrix: Can't use DMA0 with a 8 bit card slot\n");
        goto fail;
    }
    if (hw_config->irq > 9 && config & 0x80)
    {
        printk(KERN_ERR "AudioTrix: Can't use IRQ%d with a 8 bit card slot\n", hw_config->irq);
        goto fail;
    }

    ret = ad1848_detect(ports, NULL, hw_config->osp);
    if (!ret)
        goto fail;

    if (joystick==1)
        trix_write(0x15, 0x80);

    /*
     * Set the IRQ and DMA addresses.
     */

    outb((bits | 0x40), config_port);

    if (dma2 == -1 || dma2 == dma1)
    {
          bits |= dma_bits[dma1];
          dma2 = dma1;
    }
    else
    {
        unsigned char tmp;

        tmp = trix_read(0x13) & ~30;
        trix_write(0x13, tmp | 0x80 | (dma1 << 4));

        tmp = trix_read(0x14) & ~30;
        trix_write(0x14, tmp | 0x80 | (dma2 << 4));
    }

    outb((bits), config_port);    /* Write IRQ+DMA setup */

    hw_config->slots[0] = ad1848_init("AudioTrix Pro", ports,
                      hw_config->irq,
                      dma1,
                      dma2,
                      0,
                      hw_config->osp,
                      THIS_MODULE);

    if (num_mixers > old_num_mixers)    /* Mixer got installed */
    {
        AD1848_REROUTE(SOUND_MIXER_LINE1, SOUND_MIXER_LINE);    /* Line in */
        AD1848_REROUTE(SOUND_MIXER_LINE2, SOUND_MIXER_CD);
        AD1848_REROUTE(SOUND_MIXER_LINE3, SOUND_MIXER_SYNTH);        /* OPL4 */
        AD1848_REROUTE(SOUND_MIXER_SPEAKER, SOUND_MIXER_ALTPCM);    /* SB */
    }
    return 1;

fail:
    release_region(hw_config->io_base, 4);
    release_region(hw_config->io_base + 4, 4);
    return 0;
}