Hardware Specifications And Features; Iir Controller Hardware Features; Key Features; Hardware Architecture - Intel SRCU42L - RAID Controller Hardware Installation And User's Manual

Hardware Specifications and Features

This chapter covers all the hardware specifications associated with the IIR controller and
its components.
RAID Software Suite. The accompanying Software Guide covers all software features.
3.1

IIR Controller Hardware Features

This section provides a summary of the key features, configuration options and support
interface technology supported by the IIR controller.
3.1.1

Key Features

•
Supports RAID levels 0, 1, 4, 5 and 10
•
Supports a dual channel Ultra320 SCSI controller (one channel external and one
channel internal with speeds up to 320 MB/second per channel)
•
Online RAID level migration and capacity expansion without reboot
•
RAID array roaming
•
Instant availability and background initialization
•
Automatic rebuild with private (dedicated) or pooled (global) hot fix (spare) drives
•
Variable data strip size configurable per array
•
Non hard disk drive SCSI device support (tape, CD-ROM, etc.)
•
64MB of ECC SDRAM support
•
Read/write controller and disk caching
•
SAF-TE intelligent enclosure support
•
Hot plug disk drive auto detection configurable for non-intelligent enclosures
•
Hot plug drive support
•
PCI Hot plug support
Table 3-1. Hardware Architecture
Hardware Installation and User's Guide
Section 3.5 covers optional RAID features that are supported by the
Component
I/O Microprocessor
Cache Memory
Flash Memory
I/O interface (PCI)
Hardware Specifications and Features
Features
The 80303 processor: 100MHz, RISC 64-bit core
3.3V unbuffered, PC100, ECC SDRAM. 64MB
embedded not upgradeable
3.3v, 32Mb (4MB) flash memory chip is used to store the
RAID firmware
PCI 2.2 compliant, universally keyed for 3.3 and 5 volt
PCI slots
3
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