---
name: "amdcf"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/amdcf"
---

# amdcf(4)

octeon AMD flash memory driver

## NAME

**amdcf** – octeon AMD flash memory driver

## SYNOPSIS

**amdcf\* at iobus?**

## DESCRIPTION

The **amdcf** driver provides access to AMD/Fujitsu flash memory devices found on D-Link OCTEON machines.

The driver implementation follows the CFI specification and currently has write support disabled.

## SEE ALSO

[intro(4)](/intro/4.md), [octcf(4)](/octcf/4.md), [sd(4)](/sd/4.md), [wd(4)](/wd/4.md), [disklabel(5)](/disklabel/5.md), [disklabel(8)](/disklabel/8.md), [fdisk(8)](/fdisk/8.md)

## HISTORY

The **amdcf** driver first appeared in OpenBSD 5.8.

## AUTHORS

The **amdcf** driver was written by Paul Irofti ⟨*paul@irofti.net*⟩ with parts taken from the FreeBSD cfi driver.