User guide

Programmer’s Reference
4-76 Copyright © 2003-2010 ARM Limited. All rights reserved. ARM DUI 0224I
PCI_IMAPx registers
The map registers memory address bits [31:28] for the PCI regions as shown in
Figure 4-24. In this example, the PCI_IMAP2 register contains
0x8 and this is used for
the high bits of the PCI address bus.
Figure 4-24 AHB M2 to PCI mapping
The map register formats are shown in Figure 4-25 and Table 4-54 on page 4-79.
Figure 4-25 PCI_IMAPx register
0x10001010 PCI_FLAGS R/W Master and target abort flags.
0x10001014 PCI_SMAP0 R/W Translate PCI base address region 0 to AHB address.
0x10001018 PCI_SMAP1 R/W Translate PCI base address region 1 to AHB address.
0x1000101C PCI_SMAP2 R/W Translate PCI base address region 2 to AHB address.
Table 4-50 PCI controller registers (continued)
Address Name Access Description