Themis USPIIi-1v, Hardware Manual

Page: 8 / 128

USPIIi-1v Hardware Manual
vi
Themis Computer
3.2.2 I/O Subsystem........................................................................................ 3-5
3.2.3 Auxiliary Functions ............................................................................... 3-6
3.3 Environmental Specification.................................................................................. 3-7
3.4 Estimated Power Requirements ............................................................................. 3-8
4 Hardware Overview................................................................................................ 4-1
4.1 Major Components ................................................................................................ 4-1
4.1.1 SME UltraSPARC-IIi Processor and Cache.......................................... 4-1
4.1.2 E-Cache.................................................................................................. 4-1
4.1.3 SME Advanced PCI Bridge (APB) ....................................................... 4-2
4.1.4 SME Reset, Interrupt, and Clock (RIC)................................................. 4-2
4.1.5 Tundra Universe IIB .............................................................................. 4-2
4.1.6 SME PCI I/O Controller ........................................................................ 4-3
4.1.7 Symbios SCSI Controller....................................................................... 4-3
4.1.8 FPGA ..................................................................................................... 4-3
4.1.9 National Super I/O ................................................................................. 4-3
4.1.10 Seimens SAB 82532 .............................................................................. 4-3
4.1.11 FLASH.................................................................................................. 4-3
4.1.12 TOD and NVRAM................................................................................. 4-4
4.2 Memory Subsystem ............................................................................................... 4-4
4.3 PMC Carrier Subsystem ........................................................................................ 4-5
4.4 OpenBoot PROM................................................................................................... 4-5
5 Universe-IIB Description ....................................................................................... 5-1
5.1 Features.................................................................................................................. 5-1
5.2 USPIIi-1v and the Universe IIB PCI Interface ...................................................... 5-2
5.3 VMEbus Interface.................................................................................................. 5-2
5.3.1 VMEbus Configuration.......................................................................... 5-2
5.3.2 Universe IIB as the VMEbus Slave ....................................................... 5-2
5.3.3 Universe IIB as the VMEbus Master..................................................... 5-3
5.3.4 VMEbus First Slot Detector .................................................................. 5-4
5.3.4.1 Automatic Slot Identification............................................. 5-5
5.3.4.2 Registered Access at the power up .................................... 5-6
5.3.5 Universe IIB’s hardware Power -Up Options........................................ 5-6
5.4 Slave Image Programming..................................................................................... 5-7
5.4.1 VME Slave Images ................................................................................ 5-8
5.4.1.1 VMEbus Fields .................................................................. 5-8
5.4.1.2 PCI Bus Fields ................................................................... 5-8
5.4.1.3 Control Fields .................................................................... 5-9
5.4.2 PCI Bus Target Images .......................................................................... 5-9
5.4.2.1 PCI Bus Fields ................................................................... 5-10
5.4.2.2 VMEbus Fields .................................................................. 5-10
5.4.2.3 Control Fields .................................................................... 5-11
5.4.2.4 Special PCI Target Image .................................................. 5-11