Specifications

A–36 System Address Space 9 March 1999 – Subject To Change
PCI to Physical Memory Address
Figure A–18 PCI Target Window Compare
Zero
Detect
Hit (Window 3 Only)
W_DAC
63
40 39
32
31
02
n n-1
20 19
PCI Address
Target
Window
Hit Logic
Wn_MASK
Wn_BASE
Compare &
Hit Logic
LJ04273A.AI4
31 n
n-1
20
00000000
11111
DAC
XXXXX
31 n
n-1
20
Hit Window 3
Hit Window 2
Hit Window 1
Hit Window 0
Window 3 SG Bit
Window Enable (WENB)
Window 2 SG Bit
Window 1 SG Bit
Window 0 SG Bit