ADLINK Technology cPCI-6810, Руководство пользователя

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10 Introduction
DMA
Two enhanced DMA controllers are provided on the cPCI-6810/
6810 for use by onboard peripherals. The cPCI-6810/6820's DMA
controllers reside in the CNB30LE device.
Real-Time Clock
The super I/O PC87417 provides DS1287 compatible Real-Time
Clock. It provides a Y2K compliant century calendar as well as a
time of day function. In addition, 242 bytes of battery-backed-up
CMOS RAM accessed through 70 - 71h and 72 - 73h are available
for use by the BIOS. A separate 3V coin cell battery (PANSONIC
CR2032 or compatible) provides battery-back-up.
Baseboard Management
The Zircon CP baseboard management controller is used to
manage all aspects of the system board. The features are
summarized as follows.
X
ARM7/TDMI controller with internal 14KB SRAM
X
IPMB interface
X
External 16-bit flash ROM interface with 2Mb - 8Mb ROM
size
X
Six channels A-to-D converter for voltage monitoring, 10-bit
resolution
X
Heartbeat timer
X
Supports CPU internal instruction error input (IERR#)
X
Supports CPU floating point error input (FERR#)
QLogic provides a firmware suite supporting the Intelligent
Platform Management Interface (IPMI) specification, including the
Intelligent Platform Management Bus (IPMB). See Appendix A for
an in-depth programmers’ guide.