H8 interface providing IPMC support.

MPC interface.

SSI Interface (UltraSPARC T2).

BUS Interface and Arbiter (Round Robin).

Bus Clock Control

Power sequence control of DC/DCs on board.

Interrupts.

Data Channel/Fast Mailbox Control.

The FPGA configuration is performed after an FPGA reset when the configuration is downloaded from the PROM.

5.2.8Intelligent Platform Management Controller

The Renesas H8S/2166 provides the IPM controller (IPMC) function on the Netra CP3260 blade server. The IPMC provides PICMG 3.0 blade server management functionality, and it interfaces to the host CPU through a serial interface. The IPMC subsystem is powered from the standby power.

The IPMC is responsible for the following:

Dual-buffered IPMB interfaces to connect to IPMB-0

Serial payload interface to the host through PPC

IPMI_L interface to communicate with MMC on ARTMs

Power control of the entire Netra CP3260 blade server

Power and reset control of the AMC board

Hot-swap latch input and LED control

Power control

E-Keying control

Chapter 5 Hardware Functional Descriptions 5-13

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Sun Microsystems CP3260 manual Intelligent Platform Management Controller