Messages in this thread | | | Subject | Re: [GIT PATCH] PCI patches for 2.6.15 - retry | From | Alan Cox <> | Date | Thu, 12 Jan 2006 11:42:25 +0000 |
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On Iau, 2006-01-12 at 16:55 +1300, Reuben Farrelly wrote: > ata1: SATA max UDMA/133 cmd 0x0 ctl 0x2 bmdma 0x0 irq 0 > ata2: SATA max UDMA/133 cmd 0x0 ctl 0x2 bmdma 0x8 irq 0 > Unable to handle kernel NULL pointer dereference at virtual address 00000000
That is the critical bit. The SATA ports have no PCI resources assigned for bus mastering (BAR 4). libata should have driven the device PIO in this case but the resource should have been assigned.
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