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10006024-04 Katana
®
752i User’s Manual
11-1
Section 11
IPMI Controller
The Katana
®
752i implements a System Management Bus (SMB), as defined in the Com-
pactPCI System Management Specification (see
Table 1-2). It also supports the Intelligent
Platform Management Interface (IPMI) Version 1.5 and Intelligent Platform Management
Bus (IPMB) Version 1.0 specifications. At the core of SMB/IPMI interface is a Zircon PM
device from QLogic Corporation. This device is a microprocessor-based Intelligent Platform
Management Controller that implements all the standard IPMI commands and provides
hardware interfaces for other system management features.
SMB/IPMI OVERVIEW
The basic features for the Katana
®
752i SMB/IPMI implementation include:
• conformance to IPMI version 1.5 and IPMB version 1.0
• geographical addressing according to PICMG 2.9
• ability to read and write Field Replaceable Unit (FRU) data
• ability to reset from SMB or local processor
• ability to read two airflow temperature sensors
• ability to read six board voltage sensors
• ability to read a watchdog sensor for the 750GL processor
• ability to send event messages to a specified receiver
• all sensors generate assertion and/or de-assertion event messages
• ability to control GPIO to assert resets to various sections of the board
• ability to broadcast a heartbeat message to a specified receiver
• support for field updates of firmware via SMB or local processor