Intel CONTROLLERS 413808 - Manual (Page 126)

Intel
®
413808 and 413812—Address Translation Unit (PCI-X)
Intel ® 413808 and 413812 I/O Controllers in TPER Mode
Developer’s Manual October 2007
126 Order Number: 317805-001US
2.9 Internal Interrupts
The ATU has 3 internal interrupts that connect to the internal Interrupt Controller Unit.
• ATU Interrupt Status Register Interrupt
• ATU Configuration Write Interrupt
• ATU BIST Interrupt