PCI SATA adapter

I hope so. It wasn’t exactly the cheapest card out there.

I should have said as non-RAID drives ( singles ) it should work if you have Legacy (IDE) mode.

RAID will not work in Haiku unless you have a hardware based card which I am sure this is not.

The easiest and cheapest way is to use a ordinary “IDE to SATA- Converter”.
It works fine and you need no driver, the HDD is recognise as a IDE Drive.

I can recommend this one: