TSC(4) | Device Drivers Manual (alpha) | TSC(4)

# 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.

November 21, 2015 | Debian