Figure 7. Interrupt Routing (Intel ® 6300Esb Internal) - Intel SE7525GP2 Technical Manual

Functional Architecture
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
6300ESB
IRQ11
IRQ12
ICH
IRQ13
IRQ14
IRQ15
IRQ16
IRQ17
IRQ18
IRQ19
IRQ20
IRQ21
IRQ22
IRQ23
X8
connector
X16
Connector
34
6300ESB ICH I/O
APIC
X4 PCI-E interface
X16 PCI-E interface
(Supported by SE7525GP2 only)
Figure 7. Interrupt Routing (Intel
Intel® Server Boards SE7320SP2 and SE7525GP2
6300ESB
ICH
8259PIC
MCH
®
6300ESB Internal)
HI1.5 INTERFACE
INTR
CPU1
INTR
CPU2
Revision 4.0