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authorJacob McDonnell <jacob@jacobmcdonnell.com>2026-04-25 14:02:27 -0400
committerJacob McDonnell <jacob@jacobmcdonnell.com>2026-04-25 14:02:27 -0400
commit6d8bdc65446a704d0750217efd05532fc641ea7d (patch)
tree8ae6d698b3c9801750a8b117b3842fb369872a3a /static/openbsd/man4/spdmem.4
parent2f467bd7ff8f8db0dafa40426166491d7f57f368 (diff)
docs: OpenBSD Man Pages Added
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+.\" $OpenBSD: spdmem.4,v 1.8 2021/05/01 16:11:09 visa Exp $
+.\"
+.\" Copyright (c) 2007 Jonathan Gray <jsg@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: May 1 2021 $
+.Dt SPDMEM 4
+.Os
+.Sh NAME
+.Nm spdmem
+.Nd Serial Presence Detect memory
+.Sh SYNOPSIS
+.Cd "spdmem* at iic?"
+.Pp
+.Cd "# macppc"
+.Cd "spdmem* at mem?"
+.Sh DESCRIPTION
+The
+.Nm
+driver retrieves information about memory modules from an
+onboard EEPROM, standardised as JEDEC 21-C.
+Currently
+.Nm
+is able to decode information relating to SDRAM and DDR/DDR2/DDR3 SDRAM.
+.Sh SEE ALSO
+.Xr iic 4
+.Sh HISTORY
+The
+.Nm
+device driver first appeared in
+.Ox 4.3 .
+.Sh AUTHORS
+.An -nosplit
+The
+.Nm
+driver was written by
+.An Nicolas Joly ,
+.An Paul Goyette ,
+and
+.An Tobias Nygren
+and ported to
+.Ox
+by
+.An Jonathan Gray Aq Mt jsg@openbsd.org .