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Diffstat (limited to 'share/man/man4/mmc.4')
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diff --git a/share/man/man4/mmc.4 b/share/man/man4/mmc.4 new file mode 100644 index 000000000000..867c6e79b63d --- /dev/null +++ b/share/man/man4/mmc.4 @@ -0,0 +1,60 @@ +.\" +.\" Copyright (c) 2007 M. Warner Losh +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. The name of the author may not be used to endorse or promote products +.\" derived from this software without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd October 8, 2008 +.Dt MMC 4 +.Os +.Sh NAME +.Nm mmc +.Nd MultiMediaCard and SD Card bus driver +.Sh SYNOPSIS +.Cd device mmc +.Sh DESCRIPTION +The +.Nm +driver implements the MMC and SD Card bus. +The +.Nm +driver supports all MMC and SD bridges in the system. +All SD or MMC cards in the system attach to an instance of +.Nm . +The +.Nm +bus typically has only one slot, and only memory cards. +MultiMediaCards exist only in memory. +SD Cards exist as memory, I/O, or combination cards. +.Sh SEE ALSO +.Xr mmcsd 4 , +.Xr at91_mci 4 , +.Xr sdhci 4 +.Rs +.%T "SD Specifications, Part 1, Physical Layer, Simplified Specification" +.Re +.Rs +.%T "The MultiMediaCard System Specification" +.Re +.Sh BUGS +SDIO cards currently do not work. |