Hot Swap
CP690HS
Page 5 - 8
ID 20955, Rev. 05
P R E L I M I N A R Y
Figure 5-2:
Hot Swap State Machine
5.2.6
Programming the GPIOs
This sub-chapter provides information for programming the GPIOs (General Purpose I/Os) of
the PCI-to-PCI bridge.
5.2.6.1
GPIO: Output Enable Control Register - Offset 66h
This section describes the GPIO for the Output Enable Control Register.
Dword address = 64h
Byte enable p_cbe_1<3:0> = x0xxb
EXT: 0
INS: 0
ENUM#: 1
DISCONNECT#: 1
LED#: 1
HANDLE: closed
EIM: 0
LOO: 0
FFs valid: 0
EXT: 0
INS: 1
ENUM#: 0
DISCONNECT#: 1
LED#: 1
Handle: closed
EIM: 0
LOO: 0
FFs valid: 1
EXT: 0
INS: 0
ENUM#: 1
DISCONNECT#: 1
LED#: 1
Handle: closed
EIM: 0
LOO: 0
FFs valid: 1
EXT: 1
INS: 0
ENUM#: 0
DISCONNECT#: 1
LED#: 1
Handle: open
EIM: 0
LOO: 0
FFs valid: 1
EXT: 0
INS: 0
ENUM#: 1
DISCONNECT#: 0
LED#: 0
Handle: open
EIM: 0
LOO: 1
FFs valid: 1
Power on
Slot empty
Insertion
Extraction
Extraction armed
Disconnected
Toggle
EIM and LOO
Open Handle
Toggle
EIM and LOO
followed by
Setting LOO
Close Handle
Toggle
EIM and LOO
Physical
Insertion:
Power
Ramping,
Handle
is open
#: low active signal
FFs valid: PLD-internal Flip-Flops are valid.
EXT: 0
INS: 0
ENUM#: 1
DISCONNECT#: 1
LED#: 1
Handle: open
EIM: 0
LOO: 0
FFs valid: 0
Physical
Extraction:
Handle
is open
Содержание CP690HS
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