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Fri, 17 Apr 2020 17:15:40 -0400 (EDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 13.0 \(3601.0.10\)) Subject: Re: PCIe NVME drives not detected on Dell R6515 From: Scott Long In-Reply-To: <75286053-5501-8da5-976e-aad50405b864@bluerosetech.com> Date: Fri, 17 Apr 2020 15:15:40 -0600 Cc: Warner Losh , Miroslav Lachman <000.fbsd@quip.cz>, FreeBSD-Current Content-Transfer-Encoding: quoted-printable Message-Id: References: <0F8BCB8C-DE60-4A34-A4D8-F1BB4B9F906A@samsco.org> <75286053-5501-8da5-976e-aad50405b864@bluerosetech.com> To: Mel Pilgrim X-Mailer: Apple Mail (2.3601.0.10) X-Rspamd-Queue-Id: 493plz3KlYz3Gv7 X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=samsco.org header.s=fm3 header.b=jjKV6q/m; dkim=pass header.d=messagingengine.com header.s=fm2 header.b=wZHatNCv; dmarc=none; spf=pass (mx1.freebsd.org: domain of scottl@samsco.org designates 64.147.123.21 as permitted sender) smtp.mailfrom=scottl@samsco.org X-Spamd-Result: default: False [-5.60 / 15.00]; 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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