From e88c72462f8f17f6af7082535addb211c31ea5aa Mon Sep 17 00:00:00 2001
From: Francis Rowe
- mtjm: see what Macbook's vendor boot firmware has in its ACPI tables?
- fchmmr: if this works, I'll add the patch to libreboot proper, and udpate the build scripts to use it (also, I should submit the change upstream)
- fchmmr: mtjm, how do I do that?
- mtjm: (I don't know if these values are generic or specific to something)
- mtjm: fchmmr: get them, decompile, read, use the spec to understand what _CST does; acpidump and iasl help
- so, acpidump and then iasl -d ?
- http://smackerelofopinion.blogspot.co.uk/2009/10/dumping-acpi-tables-using-acpidump-and.html
- cstate entries should be is SSDT.dat. so use iasl -d on it
-
- The following patch was made (copied from x60 mainboard.c): do not use this
- (resulted in bricked macbook21: grub booted, but kernel would get stuck while booting (flashing text). wasn't sure how to debug)
+ Todo: see what the non-free firmware has in it's ACPI tables using acpidump and iasl -d. Try to implement cstate support in coreboot
+ (this will allow for lower temperatures).
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