JMicron JMB363 PCIe controler doesn't work

[Wojciech Puchar]

nobody knows? or just this mail was missed within hundreds of trash about 
why devil is a mascot or tips for installing windows.

> I have motherboard with total 8 SATA ports but seems it's broken as i'm 
> having regular server hangs after heavy disk I/O, usually with messages about 
> disconnected AHCI device. cables ARE OK.
>
> i bought extra controllers - 2 2-port PCIe based on said chipset.
>
> to make things more strange - 2 of 8 motherboard SATA ports ARE JMB363 based 
> too!
>
> on motherboard ports are all detected by AHCI driver.
>
> THE same chips on cards are NOT detected as AHCI.
> pciconv shows they are in ATA/RAID mode.
>
> But builtin controller BIOS does not allow setting it in AHCI mode.
> tried ata/atadisk driver - it doesn't attach disk at all, but just waits 15 
> seconds on each port where disk is connected at boot.
>
> Disks ARE properly attached, as cards BIOS shows them up properly.
>
>
> How can FreeBSD be set up to simply force switching to AHCI mode on that 
> chips?
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