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xen-devel
Re: [Xen-devel] pv_ops dom0 kernel failure with ata_piix / irq problems
On Mon, Feb 02, 2009 at 10:42:30AM +0200, Pasi Kärkkäinen wrote:
> On Fri, Jan 30, 2009 at 10:50:51AM -0800, Jeremy Fitzhardinge wrote:
> > Ian Campbell wrote:
> > >On Fri, 2009-01-30 at 18:12 +0000, Ian Campbell wrote:
> > >
> > >>Possibly the correct fix might be to use xen_register_gsi() here
> > >>instead of xen_allocate_pirq() and get rid of the special case for IRQ
> > >>14 and 15 in xen_pci_pirq_enable(). Maybe only 14 and 15 need this
> > >>special treatment.
> > >>
> > >
> > >FWIW this also Works For Me.
> > >
> >
> > OK. I'd noticed that the native code just sets up all the legacy
> > interrupts at once. I guess we should follow the lead to avoid these
> > kinds of init order problems.
> >
>
> OK.
>
> I've been busy, and haven't yet had time to try the patch.
>
> Hopefully I can try it later today!
>
And now I tried the latest bits.
I also applied Ian's legacy irq fix/patch.
bootlog:
http://pasik.reaktio.net/xen/pv_ops-dom0-debug/pv_ops-dom0-bootlog-8-xen331-linux-2.6.29-rc3.txt
Now my (IDE) disk is detected, but it ata_piix still seems to fail..
I guess I'll compile new kernel again with libata debug enabled..
Important parts of the dom0 kernel bootlog below.
-- Pasi
xen_allocate_pirq: returning irq 30 for gsi 18
xen_set_ioapic_routing: irq 30 gsi 18 vector 160 ioapic 0 pin 18 triggering
0 polarity 1
ata_piix 0000:00:1f.1: PCI INT A -> GSI 18 (level, low) -> IRQ 30
xen: PCI device 0000:00:1f.1 pin 1 -> irq 30
scsi4 : ata_piix
scsi5 : ata_piix
ata5: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0xf000 irq 14
ata6: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0xf008 irq 15
ata5.00: qc timeout (cmd 0x27)
ata5.00: failed to read native max address (err_mask=0x4)
ata5.00: HPA support seems broken, skipping HPA handling
ata5.00: configured for UDMA/100
scsi 4:0:0:0: Direct-Access ATA ST3120022A 3.06 PQ: 0 ANSI: 5
sd 4:0:0:0: [sda] 234441648 512-byte hardware sectors: (120 GB/111 GiB)
sd 4:0:0:0: [sda] Write Protect is off
sd 4:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support
DPO or FUA
sd 4:0:0:0: [sda] 234441648 512-byte hardware sectors: (120 GB/111 GiB)
sd 4:0:0:0: [sda] Write Protect is off
sd 4:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support
DPO or FUA
sda:<3>ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for UDMA/100
ata5: EH complete
ata5.00: limiting speed to UDMA/66:PIO4
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for UDMA/66
ata5: EH complete
ata5.00: limiting speed to UDMA/33:PIO4
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for UDMA/33
ata5: EH complete
ata5.00: limiting speed to PIO4
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 dma 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for PIO4
ata5: EH complete
ata5.00: limiting speed to PIO3
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for PIO3
ata5: EH complete
ata5.00: limiting speed to PIO0
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for PIO0
sd 4:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE,SUGGEST_OK
sd 4:0:0:0: [sda] Sense Key : Aborted Command [current] [descriptor]
Descriptor sense data with sense descriptors (in hex):
72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00 00
00 00 00 00
sd 4:0:0:0: [sda] Add. Sense: No additional sense information
end_request: I/O error, dev sda, sector 0
Buffer I/O error on device sda, logical block 0
ata5: EH complete
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for PIO0
ata5: EH complete
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for PIO0
ata5: EH complete
ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata5.00: status: { DRDY }
ata5: soft resetting link
ata5.00: configured for PIO0
ata5: EH complete
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