Re: [linux-audio-user] IRQ conflicts, acpi, and linux audio

From: Christoph Eckert <ce@email-addr-hidden>
Date: Sun Nov 20 2005 - 02:25:26 EET

> my irq's:
>
> cat /proc/interrupts
>            CPU0      
>   0:   15819314          XT-PIC  timer
>   1:      15630          XT-PIC  i8042
>   2:          0          XT-PIC  cascade
>   3:          0          XT-PIC  ohci_hcd:usb3
>   4:          0          XT-PIC  ohci_hcd:usb2
>   5:    3769675          XT-PIC  ehci_hcd:usb1, yenta, yenta, hdsp,
> ohci1394, eth0 8:          1          XT-PIC  rtc
>  10:      13339          XT-PIC  SiS SI7012, SiS SI7013 Modem
>  12:       9093          XT-PIC  i8042
>  14:      39815          XT-PIC  ide0
>  15:     141222          XT-PIC  ide1
> NMI:          0
> ERR:          1

interesting. I'm also interested in decreasing latencies for my USB
cards, and my interrupts read as follows:

   0: 1620247 XT-PIC timer
  1: 4669 XT-PIC i8042
  2: 0 XT-PIC cascade
  8: 2 XT-PIC rtc
 11: 1636542 XT-PIC Intel 82801CA-ICH3, Intel 82801CA-ICH3
Modem, uhci_hcd:usb1, uhci_hcd:usb2,eth0, yenta, yenta, ohci1394,
nvidia
 12: 114 XT-PIC i8042
 14: 52911 XT-PIC ide0
NMI: 0
LOC: 0
ERR: 0
MIS: 0

11 really seems to be overcrowded, so I wonder if I could use another
IRQ for the USB bus. Unfortunately it's a notebook, so changing card
slots isn't possible.

Best regards

    ce
Received on Sun Nov 20 04:15:08 2005

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