TSC(4) - Device Drivers Manual (alpha)

TSC(4) - Device Drivers Manual (alpha) #

TSC(4) - Device Drivers Manual (alpha)

NAME #

tsc, tsp - DECchip 21272 and 21274 Core Logic chipset

SYNOPSIS #

tsc* at mainbus? tsciic* at tsc? tsp* at tsc? pci* at tsp?

DESCRIPTION #

The tsc driver provides support for the DECchip 21272 (Tsunami) and 21274 (Titan) Core Logic chipsets found on most 21264-based systems.

The tsp driver attaches to it and provides support for the DECchip 21272 and 21274 built-in PCI controller.

DECchip 21272 provides one PCI bus, while DECchip 21274 provides two distinct PCI buses, the second one with AGP capabilities.

SEE ALSO #

intro(4), pci(4), tsciic(4)

BUGS #

The AGP capabilities of the second PCI bus of DECchip 21274 are not currently supported.

OpenBSD 7.5 - November 21, 2015