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

# ufshci(4)

Universal Flash Storage Host Controller Interface

## NAME

**ufshci** – Universal Flash Storage Host Controller Interface

## SYNOPSIS

**ufshci\* at acpi?** **ufshci\* at fdt?** **ufshci\* at pci?**

## DESCRIPTION

The **ufshci** driver provides support for Universal Flash Storage (UFS) Host Controllers conforming to the JESD223C and JESD220C version 2.1 specifications.

UFS uses NAND flash, and is based on the SCSI architectural model.

## SEE ALSO

[acpi(4)](/acpi/4.md), [intro(4)](/intro/4.md), [scsi(4)](/scsi/4.md)

## HISTORY

The **ufshci** driver first appeared in OpenBSD 7.3.

## AUTHORS

The **ufshci** driver was written by Marcus Glocker ⟨*mglocker@openbsd.org*⟩.