42 lines
809 B
Groff
42 lines
809 B
Groff
.\" $NetBSD: sdhc.4,v 1.3 2010/03/27 03:04:52 nonaka Exp $
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.\" $OpenBSD: sdhc.4,v 1.4 2009/02/14 18:47:45 deraadt Exp $
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.\"
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.\" Theo de Raadt, 2006. Public Domain.
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.\"
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.Dd April 21, 2009
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.Dt SDHC 4
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.Os
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.Sh NAME
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.Nm sdhc
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.Nd SD Host Controller
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.Sh SYNOPSIS
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.Cd "sdhc* at pci?"
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.Cd "sdhc* at cardbus? function ?"
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.Cd "sdmmc* at sdhc?"
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.Sh DESCRIPTION
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The
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.Nm
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driver provides support for SD controllers following the
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SD Host Controller Standard Simplified Specification.
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.Pp
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The
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.Xr sdmmc 4
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subsystem performs SD/MMC transactions to communicate with
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whatever MMC, SD, SDHC, or SDIO devices are inserted into the SD slot.
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.Sh SEE ALSO
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.Xr intro 4 ,
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.Xr sdmmc 4
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.Sh HISTORY
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The
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.Nm
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driver was written by
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.An Uwe Stuehler
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.Aq uwe@openbsd.org
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for
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.Ox
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and ported to
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.Nx
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by
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.An NONAKA Kimihiro
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.Aq nonaka@netbsd.org .
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