N.A.T. NAT-MCH Reference Manual
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Summary of Contents for N.A.T. NAT-MCH
- Page 1 NAT-MCH Hub Module PCIe – Technical Reference Manual NAT-MCH μTCA Telecom MCH Module Technical Reference Manual V 1.0 Hub Module PCIe HW Revision 1.4...
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Page 2: Version 2.0 © N.a.t. Gmbh
NAT-MCH Hub Module PCIe – Technical Reference Manual The NAT-MCH Hub Module PCIe has been designed by: N.A.T. GmbH Kamillenweg 22 D-53757 Sankt Augustin Phone: ++49/2241/3989-0 Fax: ++49/2241/3989-10 E-Mail: support@nateurope.com Internet: http://www.nateurope.com Version 2.0 © N.A.T. GmbH... - Page 3 NAT-MCH Hub Module PCIe – Technical Reference Manual Disclaimer The following documentation, compiled by N.A.T. GmbH (henceforth called N.A.T.), repre- sents the current status of the product’s development. The documentation is updated on a regular basis. Any changes which might ensue, including those necessitated by updated speci- fications, are considered in the latest version of this documentation.
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Page 4: Table Of Contents
NAT-MCH Hub Module PCIe – Technical Reference Manual Table of Contents CONVENTIONS..............................7 BOARD SPECIFICATION ........................8 STATEMENT ON ENVIRONMENTAL PROTECTION ..............10 HS D ....................10 OMPLIANCE TO IRECTIVE WEEE D ....................10 OMPLIANCE TO IRECTIVE CE D ......................11... - Page 5 Figure 1: Block Diagram of the NAT-MCH Hub Module PCIe ......... 15 Figure 2: Location diagram of the NAT-MCH Hub Module PCIe (top-view) ....17 Figure 3: Location diagram of the NAT-MCH Hub Module PCIe (bottom-view) ..... 17 Figure 4: Connectors of the NAT-MCH Hub Module PCIe (top view)......
- Page 6 NAT-MCH Hub Module PCIe – Technical Reference Manual Table 21: HP_PWREN2 - Register Bits................25 Table 22: Misc_CTRL Register ................... 26 Table 23: Misc_CTRL - Register Bits.................. 26 Table 24: Hub Module PCIe backplane connector CON1 ........... 28 Table 25: Hub Module x48 Extender backplane connector CON2........
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Page 7: Conventions
NAT-MCH Hub Module PCIe – Technical Reference Manual Conventions If not otherwise specified, addresses and memory maps are written in hexadecimal notation, identified by 0x. Table 1 gives a list of the abbreviations used in this document: Table 1: List of used Abbreviations... -
Page 8: Board Specification
NAT-MCH Hub Module PCIe – Technical Reference Manual 1 Board Specification Table 2: NAT-MCH Hub Module PCIe Features Power Consumption 12V / 1.6A max. (only Hub Module PCIe x48) Environmental Temperature (operating): 0°C to +50°C with forced cooling Conditions Temperature (storage): -40°C to +85°C... -
Page 9: Table 3: Nat-Mch Hub Module Pcie Technical Key Features
NAT-MCH Hub Module PCIe – Technical Reference Manual Table 3: NAT-MCH Hub Module PCIe Technical Key Features • support for 6 (option ”x24”) or 12 (option “x48”) • non-blocking switch fabric • built of two PLX5832 PCIe switches • high performance x8 interconnect between chips to prevent performance bottleneck •... -
Page 10: Statement On Environmental Protection
NAT-MCH Hub Module PCIe – Technical Reference Manual 2 Statement on Environmental Protection Compliance to RoHS Directive Directive 2002/95/EC of the European Commission on the "Restriction of the use of certain Hazardous Substances in Electrical and Electronic Equipment" (RoHS) predicts that all electrical and electronic equipment being put on the European market... -
Page 11: Compliance To Ce Directive
NAT-MCH Hub Module PCIe – Technical Reference Manual As N.A.T. products are solely sold to industrial customers, by special arrangement at time of purchase the customer agreed to take the responsibility for a WEEE compliant disposal of the used N.A.T. product. Moreover, all N.A.T. products are marked according to the directive with a crossed out bin to indicate that these products within the European Community must not be disposed with regular waste. -
Page 12: Installation
NAT-MCH Hub Module PCIe – Technical Reference Manual 3 Installation 3.1 Safety Note To ensure proper functioning of the NAT-MCH Hub Module PCIe during its usual lifetime take refer to the safety note section of the NAT-MCH BASIC-Module Technical Reference Manual before handling the board. -
Page 13: Introduction
The features of the individual modules are described in more detail in the corresponding Technical Reference Manuals. A general arrangement of the different modules of a NAT-MCH is shown in Figure 1. Figure 1: Arrangement of different NAT-MCH Modules Hub Module... -
Page 14: Hub Module Pcie Basics
NAT-MCH Hub Module PCIe – Technical Reference Manual 5 Hub Module PCIe Basics The Hub Module PCIe is an expansion Module of the NAT-MCH. In addition to the CLK Module it can be mounted on the NAT-MCH Basic-Module. The Hub Module PCIe is in a 6 Slot (x24) and in a 12 slot (x48) option available. -
Page 15: Hub Module Pcie Block Diagram
NAT-MCH Hub Module PCIe – Technical Reference Manual 6 Hub Module PCIe Block Diagram Figure 1: Block Diagram of the NAT-MCH Hub Module PCIe * The HUB-PCB x48_ext and the 2 PCIe switch are only assembled in the x48 version. -
Page 16: Board Features
To configure the two switches and the SSC the board is equipped with an Atmel 8-bit microcontroller. • Interfaces The NAT-MCH Hub Module PCIe implements interfaces to connect fabrics D to G of up to 12 AMCs. • Interface to other NAT-MCH PCBs... -
Page 17: Location Overview
NAT-MCH Hub Module PCIe – Technical Reference Manual Location Overview Figure 2: "Location diagram of the NAT-MCH Hub Module PCIe” shows the position of important components. Figure 2: Location diagram of the NAT-MCH Hub Module PCIe (top-view) Figure 3: Location diagram of the NAT-MCH Hub Module PCIe (bottom-view) Version 2.0... -
Page 18: Functional Blocks
NAT-MCH Hub Module PCIe – Technical Reference Manual 9 Functional Blocks The NAT-MCH Hub Module PCIe is divided into a number of functional blocks, which are described in the following paragraphs. PCI Express Switches Each of the two PEX8532 PCI Express Switches supports 6 ports, each with 4 lanes (PCIe x4), in order to connect 6 AMCs. -
Page 19: Spread Spectrum Clock
NAT-MCH Hub Module PCIe – Technical Reference Manual Table 5: 2 Switch to Fabric Port Mapping # AMC Slot #Port Fabric D-G PEX8532 AMC7 AMC8 AMC9 AMC10 AMC11 AMC12 Connection to PEX8532 Not used Spread Spectrum Clock An ICS9FG104 clocking device generates a PCI Express compliant clock signal with a frequency of 100 MHz fixed or spread spectrum (0.5% down spread). -
Page 20: Nat-Mch Hub Module Pcie Programming Notes
NAT-MCH Hub Module PCIe – Technical Reference Manual 10 NAT-MCH Hub Module PCIe Programming Notes 10.1 SPI Interface The SPI interface can be multiplexed between three devices on the Hub Module PCIe. Default the SPI interface is connected to the Microcontroller. In this it is only used for maintenance purposes, e.g. -
Page 21: Pcb Revision Register
NAT-MCH Hub Module PCIe – Technical Reference Manual 10.3.2 PCB Revision Register The PCB Revision Register contains the revision code of the NAT-MCH Hub Module PCIe. Table 7: PCB Revision Register PCB Revision - Address 0x01 Default value 0x14 Access... -
Page 22: Hot Plug Present 1 Register
NAT-MCH Hub Module PCIe – Technical Reference Manual 10.3.5 Hot Plug Present 1 Register The Hot Plug Present Register 1 register controls together with the Hot Plug Present 2 Register the value of the /HP_PRSNT balls of the corresponding PEX8532. -
Page 23: Hot Plug Button 1 Register
NAT-MCH Hub Module PCIe – Technical Reference Manual Table 13: HP_PRSNT2 - Register Bits Name Function [3..0] HP_PRSNT These bits have to be cleared by the CPU on the Base (12:9) Module if an AMC is recognized on the corresponding AMC slot. -
Page 24: Hot Plug Button 2 Register
NAT-MCH Hub Module PCIe – Technical Reference Manual 10.3.8 Hot Plug Button 2 Register The Hot Plug Button 2 Register controls together with the Hot Plug Button 1 Register the value of the /HP_BUTTON balls of the corresponding PEX8532. Table 16: HP_BUTTON2 Register Hot Plug Button –... -
Page 25: Hot Plug Power Enable 2 Register
NAT-MCH Hub Module PCIe – Technical Reference Manual Table 19: HP_PWREN1 - Register Bits Name Function [7..0] HP_PWREN These bits represent the value of the /HP_PWREN balls. (8:1) If the PCIe host allows that the corresponding AMC gets power the bit is cleared (Note: this has to be done by the PCIe host software). -
Page 26: Miscellaneous Control Register
NAT-MCH Hub Module PCIe – Technical Reference Manual 10.3.11 Miscellaneous Control Register The Miscellaneous Control register manages different strapping and reset pins of the two PEX8532 and the SSC generator. Table 22: Misc_CTRL Register Miscellaneous Control - Address 0x16 Default value 0x03... -
Page 27: Connectors
Connectors of the NAT-MCH Hub Module PCIe (top view) Figure 5: Connectors of the NAT-MCH Hub Module PCIe (bottom view) Please refer to the following tables to look up the pin assignment of the NAT-MCH Hub Module PCIe. Version 2.0... -
Page 28: Nat-Mch Hub Module Pcie Connector Con1
NAT-MCH Hub Module PCIe – Technical Reference Manual 11.2 NAT-MCH Hub Module PCIe Connector CON1 Table 24: Hub Module PCIe backplane connector CON1 Pin No. MCH-Signal MCH-Signal Pin No. RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD TxFUD+ RxFUD+ TxFUD-... - Page 29 NAT-MCH Hub Module PCIe – Technical Reference Manual Pin No. MCH-Signal MCH-Signal Pin No. TxFD3+ RxFD3+ TxFD3- RxFD3- TxFE3+ RxFE3+ TxFE3- RxFE3- TxFF3+ RxFF3+ TxFF3- RxFF3- TxFG3+ RxFG3+ TxFG3+ RxFG3- TxFD4+ RxFD4+ TxFD4- RxFD4- TxFE4+ RxFE4+ TxFE4- RxFE4- TxFF4+ RxFF4+...
- Page 30 NAT-MCH Hub Module PCIe – Technical Reference Manual Pin No. MCH-Signal MCH-Signal Pin No. TxFF6+ RxFF6+ TxFF6+ RxFF6- TxFG6+ RxFG6+ TxFG6- RxFG6- Version 2.0 © N.A.T. GmbH...
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Page 31: Nat-Mch Hub Module X48 Extender Connector Con2
NAT-MCH Hub Module PCIe – Technical Reference Manual 11.3 NAT-MCH Hub Module x48 Extender Connector CON2 Table 25: Hub Module x48 Extender backplane connector CON2 Pin No. MCH-Signal MCH-Signal Pin No. RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD TxFUF+... - Page 32 NAT-MCH Hub Module PCIe – Technical Reference Manual Pin No. MCH-Signal MCH-Signal Pin No. TxFD9+ RxFD9+ TxFD9- RxFD9- TxFE9+ RxFE9+ TxFE9- RxFE9- TxFF9+ RxFF9+ TxFF9- RxFF9- TxFG9+ RxFG9+ TxFG9+ RxFG9- TxFD10+ RxFD10+ TxFD10- RxFD10- TxFE10+ RxFE10+ TxFE10- RxFE10- TxFF10+ RxFF10+...
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Page 33: Connector Con4: Interface To Clk-Module
NAT-MCH Hub Module PCIe – Technical Reference Manual Pin No. MCH-Signal MCH-Signal Pin No. TxFF12+ RxFF12+ TxFF12+ RxFF12- TxFG12+ RxFG12+ TxFG12- RxFG12- 11.4 Connector CON4: Interface to CLK-Module Table 26: Connector to CLK-Module CON4 Pin No. Signal Signal Pin No. -
Page 34: Known Bugs / Restrictions
NAT-MCH Hub Module PCIe – Technical Reference Manual 12 Known Bugs / Restrictions none Version 2.0 © N.A.T. GmbH... -
Page 35: Appendix A: Reference Documentation
NAT-MCH Hub Module PCIe – Technical Reference Manual Appendix A: Reference Documentation PLX, PEX8532AA/BA/BB/BC Express Lane Versatile PCI Express Switch, Data Book v1.7 07.2007 Version 2.0 © N.A.T. GmbH... -
Page 36: Appendix B: Document's History
NAT-MCH Hub Module PCIe – Technical Reference Manual Appendix B: Document’s History Revision Date Description Author 04.03.2008 initial revision Version 2.0 © N.A.T. GmbH...