Messages in this thread | | | Date | Mon, 17 Feb 2014 11:40:19 -0800 | From | "H. Peter Anvin" <> | Subject | Re: AW: AW: [PATCH] x86: HPET force enable for Soekris net6501 |
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On 02/17/2014 11:25 AM, Thomas Renninger wrote: > On Monday, February 17, 2014 10:47:50 AM H. Peter Anvin wrote: >> On 02/17/2014 10:23 AM, Thomas Renninger wrote: >>> Easiest I can think of instead of trying to modify RSDP or similar, is >>> to still pass the tables via unzipped, glued cpio which the kernel >>> can access early. The same way it is done for current ACPI table >>> overriding >>> and early microcode passing. >> >> We shouldn't *need* an RSDP and RSDT/XSDT, though, since all they are >> are pointers to the actual tables. Rather than hacking around it we >> should probably just fix the fundamental problem. > > That is what I described. > If something similar what I wrote gets implemented, you can simply > add ACPI tables to initrd as described here: > Documentation/acpi/initrd_table_override.txt > and if BIOS already provides them they get overridden, otherwise > they get added. >
Right, that was the idea. Thomas Gleixner said it didn't work.
-hpa
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