1.\" $OpenBSD: sdmmc.4,v 1.15 2022/01/19 13:45:22 visa Exp $ 2.\" 3.\" Theo de Raadt, 2006. Public Domain. 4.\" 5.Dd $Mdocdate: January 19 2022 $ 6.Dt SDMMC 4 7.Os 8.Sh NAME 9.Nm sdmmc 10.Nd SD bus 11.Sh SYNOPSIS 12.Cd "# arm64" 13.Cd "sdmmc* at amlmmc?" 14.Cd "sdmmc* at bcmsdhost?" 15.Cd "sdmmc* at dwmmc?" 16.Cd "sdmmc* at imxesdhc?" 17.Cd "sdmmc* at sximmc?" 18.Pp 19.Cd "# armv7" 20.Cd "sdmmc* at bcmsdhost?" 21.Cd "sdmmc* at dwmmc?" 22.Cd "sdmmc* at imxesdhc?" 23.Cd "sdmmc* at mvpxa?" 24.Cd "sdmmc* at ommmc?" 25.Cd "sdmmc* at sximmc?" 26.Pp 27.Cd "# octeon" 28.Cd "sdmmc* at octmmc?" 29.Pp 30.Cd "# riscv64" 31.Cd "sdmmc* at cdsdhc?" 32.Cd "sdmmc* at dwmmc?" 33.Pp 34.Cd "# sparc64" 35.Cd "sdmmc* at wbsd?" 36.Pp 37.Cd "# all architectures" 38.Cd "sdmmc* at rtsx?" 39.Cd "sdmmc* at sdhc?" 40.Sh DESCRIPTION 41The 42.Nm 43subsystem provides machine-independent bus support and drivers for 44SD/MMC devices. 45.Pp 46Standard SD/SDHC memory devices will show up as a fake SCSI disk, using 47.Xr scsibus 4 48and 49.Xr sd 4 . 50.Sh SEE ALSO 51.Xr intro 4 , 52.Xr rtsx 4 , 53.Xr scsibus 4 , 54.Xr sd 4 , 55.Xr sdhc 4 56.Sh HISTORY 57The 58.Nm 59driver first appeared in 60.Ox 4.0 . 61.Sh AUTHORS 62.An -nosplit 63The 64.Nm 65driver was written by 66.An Uwe Stuehler Aq Mt uwe@openbsd.org . 67