Atenciosamente,
Isamar Maia ||| mailto:isamar@magiclink.com.br vox: 071.351.1615
MagicLink Systems Salvador - BA - Brazil Pager: 071.242.9955 #6059
..................................................................
On Wed, 10 Jul 1996, Hannu Savolainen wrote:
> On Tue, 9 Jul 1996 neuron@arn.net wrote:
>
> > I got this oops with 2.0.4 with sound compiled in. The system initializes
> > the console then tries to init the sound, then dies with this:
> [snip]
> There seem to be some initializations which should have been done before
> installing the interrupt handler.
>
> The following patch should fix the crash.
>
> Best regards,
>
> Hannu
> -----------------------------
> Hannu Savolainen (hannu@voxware.pp.fi, hannu@4front-tech.com)
> http://personal.eunet.fi/pp/voxware/hannu.html (my home page)
> http://www.4Front-Tech.com/uss.html (UNIX Sound System (USS))
> http://personal.eunet.fi/pp/voxware (USS Lite/TASD/VoxWare)
> -------- cut here -------------
> *** sb_common.c.old Wed Jul 10 00:21:08 1996
> --- sb_common.c Wed Jul 10 00:21:27 1996
> ***************
> *** 130,143 ****
>
> sb_devc *devc = irq2devc[irq];
>
> - devc->irq_ok = 1;
> -
> if (devc == NULL || devc->irq != irq)
> {
> DEB (printk ("sbintr: Bogus interrupt IRQ%d\n", irq));
> return;
> }
>
> if (devc->model == MDL_SB16)
> {
>
> --- 130,143 ----
>
> sb_devc *devc = irq2devc[irq];
>
> if (devc == NULL || devc->irq != irq)
> {
> DEB (printk ("sbintr: Bogus interrupt IRQ%d\n", irq));
> return;
> }
>
> + devc->irq_ok = 1;
> +
> if (devc->model == MDL_SB16)
> {
>
> ***************
> *** 671,680 ****
> --- 671,684 ----
> devc->dev = num_audiodevs;
> devc->caps = hw_config->driver_use_1;
>
> + irq2devc[hw_config->irq] = devc;
> + devc->irq_ok = 0;
> +
> if (snd_set_irq_handler (hw_config->irq,
> sbintr, "sound blaster", devc->osp) < 0)
> {
> printk ("SB: Can't allocate IRQ%d\n", hw_config->irq);
> + irq2devc[hw_config->irq] = NULL;
> return;
> }
>
> ***************
> *** 696,704 ****
> DDB (printk ("This is a genuine SB Pro\n"));
> }
> }
> -
> - irq2devc[hw_config->irq] = devc;
> - devc->irq_ok = 0;
>
> for (n = 0; n < 3 && devc->irq_ok == 0; n++)
> if (sb_dsp_command (devc, 0xf2)) /* Cause interrupt immediately */
> --- 700,705 ----
>
>