Intel CONTROLLERS 413808 - Manual (Page 77)

Intel ® 413808 and 413812 I/O Controllers in TPER Mode
October 2007 Developer’s Manual
Order Number: 317805-001US 77
Address Translation Unit (PCI-X)—Intel
®
413808 and 413812
2.2.6 Internal Bus Operation
Complete internal bus operation of the 4138xx is defined in Chapter 7.0, “System
Controller (SC) and Internal Bus Bridge” . The ATU acts as both internal bus master and
internal bus slave device. A summary of ATU internal bus specific operation follows for
both master and slave operation