[coreboot] KGPE-D16 Black SATA2 ports do not work

[Timothy Pearson]

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On 08/09/2016 03:50 AM, aether at openmailbox.org wrote:
> Hello,
> 
> I have a small issue with KGPE-D16.
> The two black sata2 ports do not work. (The SATA2 red ones work fine.
> All SAS/SATA3 work fine as well with Pike 2008 card.)
> 
> With Asus BIOS they work fine. I tried with several HDD just to make
> sure but they are not detected at all.
> 
> Please find my coreboot config and cbmem dump :
> 

<snip>

> Thanks for your help.
> 

Please ensure that you have set the nvram variable
sata_ahci_mode=Enable, then reboot.  The default compatibility (PATA)
mode will not allow the black SATA ports to be used; in compatibility
mode, the chipset emulates an old-style PATA controller with a maximum
of four drives.

- -- 
Timothy Pearson
Raptor Engineering
+1 (415) 727-8645 (direct line)
+1 (512) 690-0200 (switchboard)
https://www.raptorengineering.com
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