Ethernet Switch Controller And System Memory; Synchronous Clock And Pci Express Clock Distribution - Kontron AT8402 User Manual

AT8402
1.1.1.2 PCI Express Infrastructure
• PLX Technology PEX8532 32-Lane PCI Express Switch
• Supports 8 PCI Express Lanes to AMC B2 and B4
• Supports 4 PCI Express Lanes to AMC B1 and B3
• Supports 4 PCI Express Lanes to Update Channel
• Supports 4 PCI Express Lanes to SAS Controller
1.1.1.3 SAS/SATA Infrastructure
• LSI Logic LSISAS1064E 3.0 Gbit/s Serial Attached SCSI Controller
• LSI Logic LSISASx12 3.0 Gbit/s Serial Attached SCSI Expander
• SAS controller connected to PCI Express switch via 4 PCI Express Lanes
• SAS Expander connected to SAS Controller via 4 SAS Lanes
• SAS Expander connects to each AMC slot via 1 SAS Lane. 4 SAS lanes can be used via
RTM
• AMC B1 and B3 as well as B2 and B4 are directly interconnected via SATA SAS connec-
tion. Onboard SAS/SATA port selectors are used to configure either direct AMC intercon-
nect or SAS Expander connection
1.1.1.4

Ethernet Switch Controller and System Memory

• Socketless PowerPC IBM PPC405GPr-400 MHz
• Used for switch provisioning and diagnostics
• 256 MBytes of SDRAM memory, 133 MHz
• 64 MBytes of Flash memory
• Management connection to Switch Controller (CLI, SNMP) via RS232 and additionally
Fast Ethernet with an appropriate RTM
1.1.1.5

Synchronous Clock and PCI Express Clock Distribution

• PICMG AMC.0 Revision 2.0 compliant
• Zarlink ZL30410 Multi-service Line Card PLL
• MLVDS Buffer
• CPLD for clock distribution and control
• PCI Express compliant clock source with optional Spread Spectrum Clock
• Switchable PCI Express clock source to all AMCs and to adjacent board via Update
Channel 4
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Introduction
AT8402 User Guide