SDHC(4)

SDHC(4) | Device Drivers Manual | SDHC(4)

# NAME

`sdhc` — SD Host Controller

# SYNOPSIS

`sdhc* at acpi?`
`sdhc* at pci?`
`sdhc* at cardbus? function ?`
`sdmmc* at sdhc?`

# DESCRIPTION

The `sdhc` driver provides support for SD controllers following the SD Host Controller Standard Simplified Specification.

The sdmmc(4) subsystem performs SD/MMC transactions to communicate with whatever MMC, SD, SDHC, or SDIO devices are inserted into the SD slot.

# SEE ALSO

intro(4), sdmmc(4)

# HISTORY

The `sdhc` driver was written by Uwe Stuehler ⟨uwe@openbsd.org⟩ for OpenBSD and ported to NetBSD by NONAKA Kimihiro ⟨nonaka@netbsd.org⟩.

June 21, 2016 | NetBSD 11.0