GL9701 PCI ExpressTM to PCI Bridge
Device Number of
Conventional GL9701
Supporting
INTx# Interrupt Line from Mapping to INTx Virtual
Downstream
Conventional PCI
Interface
Wire on Primary Side of
Bridge
Secondary Interface
(Interrupt Source)
INTA#
INTB#
INTC#
INTD#
INTA#
INTB#
INTC#
INTD#
INTA#
INTB#
INTC#
INTD#
INTA#
INTB#
INTC#
INTD#
INTA
INTB
INTC
INTD
INTB
INTC
INTD
INTA
INTC
INTD
INTA
INTB
INTD
INTA
INTB
INTC
0, 4
1
2
3
5.5 Initial Flow Control Advertisements
Flow control value for various credit type is advertised after the link is established. The initial value for each
credit type in GL9701 is as followed:
Credit Type
Posted Request headers (PH)
Initial Flow Control Value
04h
20h
04h
04h
08h
20h
Posted Request Data payload (PD)
Non-Posted Request headers (NPH)
Non-Posted Request Data payload (NPD)
Completion headers (CPLH)
Completion Data payload (CPLD)
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