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4.14.2. Interrupts

Table 4.78 lists the PCI slot interrupt mappings to the GICs primary interrupts.

Table 4.78. PCI slot interrupt mappings
PeripheralPrimaryPCI Slot APCI Slot B
P_nINT[0]82P_nINTDP_nINTC
P_nINT[1]83P_nINTAP_nINTD
P_nINT[2]84P_nINTBP_nINTA
P_nINT[3]85P_nINTDP_nINTB

The PCI to PCI Express bridge (PEX8114) provides INTx emulation. Table 4.79 lists the PCI Express virtual interrupt mappings to the GICs primary interrupts.

Table 4.79. PCI virtual interrupt mappings
PeripheralPrimaryPCI Express
P_nINT[4]86P_nINTA
P_nINT[5]87P_nINTB
P_nINT[6]88P_nINTC
P_nINT[7]89P_nINTD