Intel SROMBSASMR (AXXROMBSASMR) 2.3.8 Host Board Interface

Hardware Intel® Integrated RAID Module SROMBSASMR (AXXROMBSASMR) Technical Product Specification

Intel order number E59029-003

Pin # Signal Description

3 TX0- Transmitter differential pair

4 GND Ground

5 RXD+ Receiver differential pair

6 RXD- Receiver differential pair

7 GND Ground

Figure 6. SAS/SATA Cable

2.3.8 Host Board Interface

The Intel® Integrated RAID Module SROMBSASMR board interfaces with the host system

through a custom board-to-board interface that implements x4 PCI Express* lanes signaling as

defined in the PCI Express Specification 1.0a. This interface also provides +3.3 V power to the

board.

Revision 1.2

Contents

Main Intel Integrated RAID Module SROMBSASMR (AXXROMBSASMR) Technical Product Specification Revision History Disclaimers Table of Contents Page List of Figures List of Tables 1. Introduction 1.1 Product Overview 1.2 Operating System Support 1.3 Features List Page 2. Hardware 2.1 Block Diagram 2.2 Module Layout 2.3 Major Components 2.3.1 LSI* 1078 SAS ROC 2.3.2 Flash ROM 2.3.3 Boot Strap ROM (SEEPROM) 2.3.4 NVSRAM 2.3.5 SDRAM (Cache) 2.3.6 Diagnostics 2.3.7 SAS / SATA Connectors 2.3.8 Host Board Interface Page Table 2. BBU Connector Pin-out 2.3.9 BBU Interface Figure 8. BBU Interface Table 3. BBU Connector Pin-out 2.3.10 Jumpers and Connectors J1-J4J6J7 J5J8 Figure 9. Jumpers and Connectors 2.4 Hardware Architectural Features Table 4. Hardware Architectural Features 2.5 Electrical Characteristics 2.6 Environmental Specifications 2.7 Supported Device Technology 2.7.1 Support for Hard Disk Drive Devices 2.7.2 SAS Expander Support 2.7.3 Support for Non-Hard Disk Drive Devices 2.7.4 Enclosure Management Support 3. Software 3.1 Common Layers 3.1.1 Firmware 3.1.2 API 3.1.3 Operating System Driver 3.2 User Interface 3.2.1 Intel RAID BIOS Console 2 Configuration Utility 3.2.2 Intel RAID Web Console 2 3.3 Command-line Utility 3.4 Flash Utility 3.5 SNMP Support 4. RAID Functionality and Features 4.1 Hierarchy 4.1.1 RAID Physical Drive Status 4.1.2 RAID Virtual Drive Status Table 11. RAID Virtual Drive Status 4.2 SAS Bus and ID Mapping Devices on the SAS bus are persistently mapped based on a SAS address. 4.3 RAID Features 4.3.1 RAID Level Support Table 12. Supported RAID Levels 4.3.2 Cache Policies 4.3.3 Stripe Size 4.3.4 Hot-spare Drives 4.3.5 Hot-plug Drive Support 4.3.6 Auto-declare Hot-spare Drive 4.3.7 Physical Drive Roaming 4.4 Operating Certifications 5. Safety and Regulatory Certifications 5.1 Product Safety & EMC Compliance 5.2 Ecology Declarations 5.3 Supported Specifications and Standards Appendix A: Event Messages and Error Codes Page Page Page Page Page Page Appendix B: Glossary Appendix C: Reference Documents