.\"	$OpenBSD: nvme.4,v 1.4 2024/09/26 06:10:34 jmc Exp $
.\"
.\" Copyright (c) 2016 David Gwynne <dlg@openbsd.org>
.\"
.\" Permission to use, copy, modify, and distribute this software for any
.\" purpose with or without fee is hereby granted, provided that the above
.\" copyright notice and this permission notice appear in all copies.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
.Dd $Mdocdate: September 26 2024 $
.Dt NVME 4
.Os
.Sh NAME
.Nm nvme
.Nd Non-Volatile Memory Host Controller Interface
.Sh SYNOPSIS
.Cd "nvme* at pci?"
.Cd "nvme* at aplns?                # arm64"
.Sh DESCRIPTION
The
.Nm
driver provides support for NVMe, or NVM Express,
storage controllers conforming to the
Non-Volatile Memory Host Controller Interface specification.
.Pp
Although the NVMe specification provides its own command set, the
.Nm
driver provides access to the storage via a SCSI translation layer.
.Pp
Sensor values are made available through the
.Va hw.sensors
.Xr sysctl 8
interface.
.Sh SEE ALSO
.Xr aplns 4 ,
.Xr intro 4 ,
.Xr pci 4 ,
.Xr scsi 4
.Sh HISTORY
The
.Nm
driver first appeared in
.Ox 6.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An David Gwynne Aq Mt dlg@openbsd.org .