ichiic(4)

ichiic4

Intel ich smbus controller

Usage

ichiic* at pci? iic* at ichiic?

Overview

The ichiic driver provides support for the Intel ICH SMBus host interface to be used with the iic(4) framework.

Supported chipsets:

  • Intel ICH, ICH2, ICH3, ICH4, ICH4-M, ICH5, ICH5R, ICH6, ICH6-M, ICH6R, ICH7, ICH8, ICH9, ICH10, C-ICH, PCH, 6300ESB and 6321ESB.

Releases

43 releases since OpenBSD 3.9; the text changed 6 times.

  1. 3.9
  2. 4.0–4.1
  3. 4.2
  4. 4.3–4.4
  5. 4.5–4.6
  6. 4.7–5.3
  7. 5.4–8.0

History

The ichiic driver first appeared in OpenBSD 3.9.

Authors

The ichiic driver was written by Alexander Yurchenko ⟨[email protected]⟩.

Bugs

The driver doesn't support I2C commands with a data buffer size of more than 2 bytes.

From man 8.0-current-20261101 in OpenBSD 8.0-current (2026-11-01). Parsed by carta from the page's mdoc source.