On Fri, Jun 3, 2016 at 11:26 AM, Andrei Borzenkov <arvidjaar@gmail.com> wrote: ...
Protocol and kernel driver wise (which I think is what is of interest here) AHCI will be handled by ahci.ko, libahci.ko, scsi_mod.ko and sd.ko. This will give you the beloved /dev/sd* devices. [2] has a nice diagram for the principal operation.
Yes. And that is exact reason for existence of AHCI emulation in NVMe devices - because they do not require additional drivers and are fully transparent. It does not really mean that NVMe devices are using SATA *internally*.
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But enough of that, I didn't intend to start a flame war here.
I do not consider it flame war at all. Technology (both NVMe and M.2) is relatively new, there are many marketing buzzwords but not as much technical facts. So it is good if we all can get better understanding.
Here is good reading https://sata-io.org/sites/default/files/images/NVMe_and_AHCI_as_SATA_Express... -- To unsubscribe, e-mail: opensuse-factory+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse-factory+owner@opensuse.org