OHCI(4) | Device Drivers Manual | OHCI(4)

# NAME

`ohci` — USB Open Host Controller Interface

# SYNOPSIS

`ohci* at acpi?`
`ohci* at cardbus?`
`ohci* at fdt?`
`ohci* at pci?`
`ohci* at voyager?` (loongson)
`usb* at ohci?`

# DESCRIPTION

The `ohci` driver provides support for USB Open Host Controller Interface, which provides an interface to usb(4) devices.

# SEE ALSO

acpi(4), cardbus(4), ehci(4), intro(4), pci(4), uhci(4), usb(4), voyager(4)

# HISTORY

The `ohci` driver appeared in OpenBSD 2.7.

December 29, 2021 | Debian