GLXPCIB(4) | Device Drivers Manual (i386) | GLXPCIB(4)

# NAME

`glxpcib` — AMD CS5536 PCI-ISA bridge with timecounter, watchdog timer, and GPIO

# SYNOPSIS

`glxpcib* at pci?`
`gpio* at glxpcib?`
`iic* at glxpcib?`
`isa* at glxpcib?`

# DESCRIPTION

The `glxpcib` driver provides support for the AMD Geode CS5536 Companion chip. This device contains a number of components, including a PCI-ISA bridge. Besides the core functionality, the `glxpcib` driver implements a 32-bit 3.5 MHz timecounter, a watchdog timer device, a GPIO device, and an SMBus interface.

# SEE ALSO

gpio(4), iic(4), intro(4), isa(4), pci(4), pcib(4), watchdog(4), gpioctl(8)

# HISTORY

The `glxpcib` driver first appeared in OpenBSD 4.3.

# AUTHORS

The `glxpcib` driver was written by Michael Shalayeff. The GPIO parts were added by Marc Balmer <mbalmer@openbsd.org>.

August 14, 2013 | Debian