450NX Datasheet, PDF (120/248 Pages) Intel Corporation – Intel 450NX PCIset

11. Clocking and Reset
ADS#
CF8/CFC Write to RC to
assert System Hard Reset
2ms
BNR#
X(0,1)RST#
Expander Buses
held in reset
CF8/CFC Write to RC to
deassert System Hard Reset
—
2ms
67 Hclk
resynch
ready
PCI CLK
Internal
Reset#
P(A,B)RST#
= PIIX4E PWROK
relock (1ms)
64 Hclk
RSTDRV
CPURST
= PXB PIIXOK#
Figure 11-6: Software-Initiated PXB Reset
1ms
2ms
11.2.2.1 MIOC Reset State
Host Interface
A[35:3]#
ADS#
AERR#
AP[1:0]#
BERR#
BINIT#
BNR#
BP[1:0]#
BPRI#
BREQ[0]#
D[63:0]#
DBSY#
DEFER#
Tristate¹
Tristate
Tristate
Tristate
Tristate
Tristate
Tristate
Tristate
Tristate
Asserted²
Tristate
Tristate
Tristate
DEP[7:0]#
DRDY#
HIT#
HITM#
INIT#
LOCK#
REQ[4:0]#
RP#
RS[2:0]#
RSP#
TRDY#
Tristate
Tristate
-
-
Tristate³
-
Tristate
Tristate
Tristate
Tristate
Tristate
11-6
Intel® 450NX PCIset