Date: Fri, 17 Apr 2020 15:15:40 -0600 From: Scott Long <scottl@samsco.org> To: Mel Pilgrim <list_freebsd@bluerosetech.com> Cc: Warner Losh <imp@bsdimp.com>, Miroslav Lachman <000.fbsd@quip.cz>, FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: PCIe NVME drives not detected on Dell R6515 Message-ID: <DC23327F-77FC-4B35-BE9C-66E8230947A3@samsco.org> In-Reply-To: <75286053-5501-8da5-976e-aad50405b864@bluerosetech.com> References: <bc00d2f4-d281-e125-3333-65f38da20817@quip.cz> <0F8BCB8C-DE60-4A34-A4D8-F1BB4B9F906A@samsco.org> <CANCZdfprct8pELBaev=Ub3sXb_JRx9xovUhzxDpSwY2rXfMtrg@mail.gmail.com> <75286053-5501-8da5-976e-aad50405b864@bluerosetech.com>
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> On Apr 17, 2020, at 3:13 PM, Mel Pilgrim = <list_freebsd@bluerosetech.com> wrote: >=20 > On 2020-04-17 8:50, Warner Losh wrote: >> On Fri, Apr 17, 2020 at 9:39 AM Scott Long <scottl@samsco.org> wrote: >>> Can you send me the output of =E2=80=98pciconf -llv=E2=80=99, either = in 12-STABLE or >>> 13-CURRENT? Also, can you send me the output of =E2=80=98dmesg=E2=80=99= ? >>>=20 >> There was another thread that said there was a raid card in the = way... It >> would be cool to find a way to get it out of the way... :) > On the R6515, NVME drives are supported through a PERC S150 mini card. = There's no m.2 slots or U.2 ports on the mainboard itself. The S150 = supports non-RAID mode, but that still leaves supporting a = software-based PERC card as a PCIe switch for the 8 or 10 NVME bays = behind it. This doesn=E2=80=99t seem to be the case for Miroslav=E2=80=99s system. = There=E2=80=99s no special handling of the PCIe bridge/switch in linux = where it does work, and there=E2=80=99s growing evidence that this is a = case of FreeBSD not handling hotplug ports correctly. Scott
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