Messages in this thread | | | Date | Wed, 19 Feb 2014 14:03:00 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [Devel] ACPI: Also allow ACPI table adding via initrd not only overriding |
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On Wed, 19 Feb 2014, Thomas Renninger wrote:
> On Tuesday, February 18, 2014 07:59:17 PM Moore, Robert wrote: > > Maybe not exactly "running", but at the very least, ACPICA must be > > initialized. > > > > All of this of course depends on how early the table needs to be loaded. > > I'd say as early as possible. > Not sure about Thomas' use case.
The case is a BIOS with complete lack of ACPI tables. So we have no data about IOAPIC, HPET and other stuff.
The current acpi_initrd_override() call is sufficient, because its called before acpi_boot_table_init(), which is the first function accessing any of the tables.
Thanks,
tglx
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