On Thu, Jul 31, 2003 at 12:26:44PM +0200, Maciej W. Rozycki wrote:
> On Wed, 30 Jul 2003, Jun Sun wrote:
>
> > Has anybody tried USB on malta with 2.4 kernel? I just found that
> > I got 0xff IRQ number and kernel panics.
>
> Possibly IRQ routing is broken -- the PIIX4 uses INTD for its USB
> controller's interrupt. For the Malta it should be routed to the IRQ11
> input of the PIIX4's internal dual-8259A PIC. What does `/sbin/lspci -vv
> -s 00:0a.2' print?
>
The output seems to say the same thing:
root@10.0.18.6:~# lspci -vv -s 00:0a.2
00:0a.2 USB Controller: Intel Corporation 82371AB PIIX4 USB (rev 01) (prog-if 00
[UHCI])
Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step
ping- SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort
- <MAbort- >SERR- <PERR-
Latency: 32
Interrupt: pin D routed to IRQ 11
Region 4: I/O ports at 1220 [size=32]
Jun
