Features
u High Performance PCI Express Switch
– Twenty-four 5 Gbps Gen2 PCI Express lanes supporting
5 Gbps and 2.5 Gbps operation
– Up to three switch ports
– Support for Max Payload Size up to 2048 bytes
– Supports one virtual channel and eight traffic classes
– Fully compliant with PCI Express base specification Revision
2.0
u Flexible Architecture with Numerous Configuration Options
– Automatic per port link width negotiation to x8, x4, x2, or x1
– Automatic lane reversal on all ports
– Automatic polarity inversion
– Supports in-band hot-plug presence detect capability
– Supports external signal for hot plug event notification allowing
SCI/SMI generation for legacy operating systems