IOSF(4) | Device Drivers Manual | IOSF(4)

# NAME

`iosf` — Intel OnChip System Fabric device

# SYNOPSIS

`iosf* at acpi?`
`iosf* at pci?`

# DESCRIPTION

The `iosf` driver provides support routines for platforms using the Intel OnChip System Fabric.

The dwiic(4) driver uses the MailBox Interface (MBI) provided by `iosf` to coordinate access to I2C devices.

# SEE ALSO

acpi(4), dwiic(4), pci(4)

# HISTORY

The `iosf` device driver first appeared in OpenBSD 7.4.

# AUTHORS

The `iosf` driver was written by David Gwynne <dlg@openbsd.org>.

April 23, 2023 | Debian