.\" $NetBSD: sdmmc.4,v 1.7 2018/01/06 16:01:43 uwe Exp $ .\" $OpenBSD: sdmmc.4,v 1.8 2009/03/25 19:33:06 mk Exp $ .\" .\" Theo de Raadt, 2006. Public Domain. .\" .Dd March 19, 2014 .Dt SDMMC 4 .Os .Sh NAME .Nm sdmmc .Nd SD bus .Sh SYNOPSIS .Cd "sdmmc* at pxamci? # pxa2x0 specific" .Cd "sdmmc* at rtsx?" .Cd "sdmmc* at sdhc?" .Cd "sdmmc* at wb?" .Cd "ld* at sdmmc?" .Sh DESCRIPTION The .Nm subsystem provides machine-independent bus support and drivers for SD/MMC devices. .Pp Standard SD/SDHC memory devices will show up as a logical disk, using .Xr ld 4 . .Sh SEE ALSO .Xr intro 4 , .Xr ld 4 , .Xr rtsx 4 , .Xr sbt 4 , .Xr sdhc 4 , .Xr wb 4 .Sh HISTORY The .Nm driver first appeared in .Nx 6.0 . .Sh AUTHORS .An -nosplit The .Nm driver was written by .An Uwe Stuehler .Aq uwe@openbsd.org for .Ox and ported to .Nx by .An NONAKA Kimihiro .Aq nonaka@netbsd.org and .An KIYOHARA Takashi .Aq kiyohara@kk.iij4u.or.jp .