Dma; Real-Time Clock; Baseboard Management - ADLINK Technology cPCI-6810 User Manual

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.
ARM7/TDMI controller with internal 14KB SRAM
IPMB interface
External 16-bit flash ROM interface with 2Mb - 8Mb ROM
size
Six channels A-to-D converter for voltage monitoring, 10-bit
resolution
Heartbeat timer
Supports CPU internal instruction error input (IERR#)
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.
10 Introduction