Intel N2820 FH8065301616603 Data Sheet
Product codes
FH8065301616603
Datasheet
1269
PCU – iLB – IO APIC
MSIs generated by the I/O APIC are sent as 32-bit memory writes to the Local APIC.
The address and data of the write transaction are used as follows.
The address and data of the write transaction are used as follows.
Figure 35. Detailed Block Diagram
I/O APIC
INT[86:0]
INT2
INT3
INT4
INT5
INT7
INT6
INT0
INT1
INT10
INT11
INT12
INT13
INT15
INT14
INT8
INT9
INT18
INT19
INT86
INT85
INT16
INT17
INT[86]
..
.
RTE[86]
INT[0]
RTE[0]
0
To/From System Bus
..
.
MSI Machine
MSI’s
ID
VS
IDX
WDW
EOI
FEC0 0000h
FEC0 0010h
FEC0 0040h