Re: How does PCIe appear to the host?

[mlelstv%serpens.de@localhost (Michael van Elst)]

mouse%Rodents-Montreal.ORG@localhost (Mouse) writes:

>ahcisata0 at pci2 dev 0 function 0: vendor 0x197b product 0x0585

That's a JMicron JMB585 which has a PCIe Gen3 x2 interface and
provides five 6Gbps SATA ports. If your board has eight SATA
ports, then one of the SATA ports probably has an additional
1-to-4 port multiplier (so these share the bandwidth).

A JMB585 should have no problems to work in a x1 slot.