From: Giuseppe Sacco <giuseppe@eppesuigoccas.homedns.org>
To: linux-mips@linux-mips.org
Subject: Re: unexpected irq 71 on ip32
Date: Mon, 17 Mar 2008 11:07:20 +0100 [thread overview]
Message-ID: <1205748440.3515.56.camel@localhost> (raw)
In-Reply-To: <20080317100109.GA10140@alpha.franken.de>
Hi Thomas,
Il giorno lun, 17/03/2008 alle 11.01 +0100, Thomas Bogendoerfer ha
scritto:
> On Mon, Mar 17, 2008 at 10:41:44AM +0100, Giuseppe Sacco wrote:
> > from what I understand, this is an irq related to serial line ttyS1. On
my understanding is due to:
$ grep 71 arch/mips/sgi-ip32/*irq*
arch/mips/sgi-ip32/ip32-irq.c: * 26-31 -> 66-71 Serial 2 (28 E)
> not on my O2:
>
> serial8250.0: ttyS0 at MMIO 0x1f390000 (irq = 60) is a 16550A
> console [ttyS0] enabled
> serial8250.0: ttyS1 at MMIO 0x1f398000 (irq = 66) is a 16550A
>
> Is there something listed for irq 71 in /proc/interrupts ?
nope:
giuseppe@sgi:~$ cat /proc/interrupts
CPU0
7: 1949649 MIPS timer
11: 106073 IP32 MACE SGI O2 Fast Ethernet
15: 0 IP32 MACE MACE PCI error
16: 487646 IP32 MACE PCI aic7xxx
17: 15 IP32 MACE PCI aic7xxx
18: 0 IP32 MACE PCI ohci_hcd:usb1
21: 0 IP32 MACE PCI ohci_hcd:usb2
22: 62066 IP32 MACE PCI ehci_hcd:usb3, eth100
28: 0 IP32 CRIME CRIME CPU error
29: 1 IP32 CRIME CRIME memory error
48: 0 IP32 MACE ISA rtc
49: 10 IP32 MACE ISA PS2 port
51: 133 IP32 MACE ISA PS2 port
60: 133 IP32 MACE ISA serial
ERR: 0
Bye,
Giuseppe
next prev parent reply other threads:[~2008-03-17 10:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-17 9:41 unexpected irq 71 on ip32 Giuseppe Sacco
2008-03-17 10:01 ` Thomas Bogendoerfer
2008-03-17 10:07 ` Giuseppe Sacco [this message]
2008-03-17 10:08 ` Thomas Bogendoerfer
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