March 14, 2006 AUICH 4

### NAME

auich - Intel I/O Controller Hub integrated AC'97 audio device driver

### SYNOPSIS

auich* at pci? dev ? function ? audio* at audiobus?

### DESCRIPTION

The auich device driver supports the integrated AC'97 audio controller of the Intel I/O Controller Hub. Supported chipsets include the i82801AA (ICH), i82801AB (ICH0), i82801BA (ICH2), i82440MX, i82801CA (ICH3), i82801DB (ICH4), i82801EB (ICH5), i82801FB (ICH6), i82801GB/GR (ICH7), and Intel 6300ESB. The driver also supports SiS 7012, nForce MCP, nForce2 MCP-T, nForce3 MCP-T, nForce3 250 MCP-T, nForce4, and AMD 8111.

### SEE ALSO

ac97(4), audio(4), pci(4)

### HISTORY

The auich device driver appeared in NetBSD1.6.

### BUGS

The `microphone' input DMA channel is not currently supported.