User`s guide

4.2 21164 Address Mapping to PCI Space

Table 4–9 CPU Address Encoding for PCI Device Selection

CPU Address <20:16> PCI Address Bit IDSEL

00000 pci_ad<11> 11

00001 pci_ad<12> 12

00010 pci_ad<13> 13

00011 pci_ad<14> 14

00100 pci_ad<15> 15

00101 pci_ad<16> 16

00110 pci_ad<17> 17

00111 pci_ad<18> 18

01000 pci_ad<19> 19

01001 pci_ad<20> 20

01010 pci_ad<21> 21

01011 pci_ad<22> 22

01100 pci_ad<23> 23

01101 pci_ad<24> 24

01110 pci_ad<25> 25

01111 pci_ad<26> 26

10000 pci_ad<27> 27

10001 pci_ad<28> 28

10010 pci_ad<29> 29

10011 pci_ad<30> 30

10100 pci_ad<31> 31

10101

through

11111

No device selection.

Table 4–10 deﬁnes the primary IDSEL mapping for the EB164.

4–18 System Address Mapping