Messages in this thread | | | Date | Wed, 18 Jun 2008 23:28:52 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] x86: update mptable v7 |
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Yinghai Lu wrote: >> Can somebody clue me into why this concept >> is something other than totally insane? > > for system that have 6 pcie slots and more, with full populated cards. > when boot with mptable, BIOS will use irq < 16 for all pci devices, > and several devices will share same irq. > but when acpi is enabled, irqs are spanned all over. > > also when pci card with several pci bridges is plugged in, the mptable > is totally messed up, some slot will work, and some doesn't work.
And the reason to worry about supporting non-ACPI on such hardware is what?
-hpa
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