Re: New driver mtipx2xx submission

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On 11-05-02 02:52 PM, Alan Cox wrote:
>
> The queue depth and tag limits come from the SATA standard and also leak
> fairly comprehensively into the AHCI spec so not unless the hardware has
> extensions for it and is merely faked SATA (and if you are faking SATA
> you have to wonder why if your goal is max performance)


The reason to "fake" SATA and/or ATA is unchanged since the 1990s:
so that the system BIOS can boot from the device, and the operating system
can work up to the point where it finally loads hardware-specific drivers.

Cheers
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