C.1.12.2 QSC

The QSC ASIC provides system control. It controls the UPA interconnect between the major system unit components and main memory. The QSC ASIC provides the following:

• Interconnect packet receive

• Memory arbiter

• Non-cached arbiter

• Memory controller

• Snoop interface

• Coherence controller

• S_register dispatcher

• Internet packet send

• Datapatch scheduler

• EBus interface