Date: Fri, 02 Nov 2018 13:36:40 +0000 From: Frank Leonhardt <frank2@fjl.co.uk> To: freebsd-hardware@freebsd.org Subject: Fwd: Re: When is sataIII actually =?UTF-8?Q?sataIII=3F?= Message-ID: <a38543eb7eb5b774033f791c8e1262b4@roundcube.fjl.org.uk>
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On Thu, Nov 1, 2018, at 8:45 AM, spamless@mail-on.us wrote: > I have another Sata 3 drive on the second Sata 3 port, that FreeBSD > actually treats as what it is: > ada1 at ahcich1 bus 0 scbus1 target 0 lun 0 > ada1: <ST3000DM001-1CH166 CC47> ACS-2 ATA SATA 3.x device > ada1: Serial Number W1F55VT9 > ada1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes) > ada1: Command Queueing enabled > ada1: 2861588MB (5860533168 512 byte sectors) > ada1: quirks=0x1<4K> > > note the "quirks" - is that good, or bad? > Forgot to mention (and then the power went off) - the quirks mechanism is to allow work-arounds for flawed implementations of protocols from specific devices. For example, if a particular drive always returns the same serial number to satisfy the protocol, it's a quirk and the driver won't make use of the query serial number command for that type of drive. Regards, Frank.
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