1.\" $NetBSD: gcscpcib.4,v 1.9 2017/02/17 22:24:46 christos Exp $ 2.\" $OpenBSD: glxpcib.4,v 1.7 2007/11/17 11:38:50 mbalmer Exp $ 3.\" 4.\" Michael Shalayeff, 2007. Public Domain. 5.\" 6.Dd February 17, 2017 7.Dt GCSCPCIB 4 8.Os 9.Sh NAME 10.Nm gcscpcib 11.Nd "AMD CS553[56] PCI-ISA bridge with timecounter, watchdog timer, and GPIO" 12.Sh SYNOPSIS 13.Cd "gcscpcib* at pci? dev ? function ?" 14.Cd "gpio* at gcscpcib?" 15.Cd "isa* at gcscpcib?" 16.Sh DESCRIPTION 17The 18.Nm 19driver provides support for the AMD Geode CS5535 and CS5536 Companion chip. 20This device contains a number of components, including a PCI-ISA bridge. 21Besides the core functionality, the 22.Nm 23driver implements a 32-bit 3.5 MHz timecounter, a watchdog timer device, 24and a GPIO device. 25The watchdog timer may be configured via the 26.Xr wdogctl 8 27utility and the GPIO pins can be manipulated via the 28.Xr gpioctl 8 29utility. 30.Sh SEE ALSO 31.Xr gpio 4 , 32.Xr i386/intro 4 , 33.Xr isa 4 , 34.Xr pci 4 , 35.Xr pcib 4 , 36.Xr gpioctl 8 , 37.Xr wdogctl 8 38.Sh HISTORY 39The 40.Nm 41driver first appeared in 42.Ox 4.3 43as 44.Nm glxpcib 45before being ported to 46.Nx 5.0 . 47.Sh AUTHORS 48.An -nosplit 49The 50.Nm 51driver was written by 52.An Michael Shalayeff 53and 54.An Yojiro UO . 55The GPIO parts were added by 56.An Marc Balmer Aq Mt marc@msys.ch . 57