# Re: \[PATCH\] ahci: Add support for Cavium's fifth generation SATA controller

- From: Christoph Hellwig \<hch@infradead.org\>
- Date: 2017-10-17 06:58:55 
- List: linux-ide
- Page: https://ratatoskr.run/linux-ide/2017/10/5111203
- Thread: https://ratatoskr.run/linux-ide/2017/10/5106708/t.md

```text
On Tue, Oct 10, 2017 at 10:37:51PM -0700, Radha Mohan Chintakuntla wrote:
> From: Radha Mohan Chintakuntla <redacted>
> 
> This patch adds support for Cavium's fifth generation SATA controller.
> It is an on-chip controller and complies with AHCI 1.3.1. As the
> controller uses 64-bit addresses it cannot use the standard AHCI BAR5
> and so uses BAR4.

Looks like it isn't actually AHCI 1.3.1 compliant after all then :)
```