PI7C9X110 Pericom Semiconductor Corporation, PI7C9X110 Datasheet - Page 111

• Manufacturer Part Number: PI7C9X110
• Description: Pcie-to-pci Reversible Bridge
• Manufacturer: Pericom Semiconductor Corporation

7.5.82 LINK STATUS REGISTER – OFFSET C0h
7.5.83 SLOT CAPABILITY REGISTER – OFFSET C4h
7.5.84 SLOT CONTROL REGISTER – OFFSET C8h
Pericom Semiconductor
BIT
19:16
25:20
26
27
28
31:29
BIT
0
1
2
3
4
5
6
14:7
16:15
18:17
31:19
BIT
FUNCTION
Link Speed
Negotiated Link Width
Link Train Error
Link Training
Slot Clock Configuration
Reserved
FUNCTION
Attention Button Present
Power Controller Present
MRL Sensor Present
Attention Indicator Present
Power Indicator Present
Hot Plug Surprise
Hot Plug Capable
Slot Power Limit Value
Slot Power Limit Scale
Reserved
Physical Slot Number
FUNCTION
TYPE
TYPE
TYPE
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
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DESCRIPTION
This field indicates the negotiated speed of the Express link
001: 2.5Gb/s link
Reset to 1h
000000: reserved
000001: x1
000010: x2
000100: x4
001000: x8
001100: x12
010000: x16
100000: x32
Reset to 000001
Reset to 0
Reset to 0
Reset to 1
Reset to 0
DESCRIPTION
0: If Hot Plug is disabled
1: If Hot Plug is enabled at reverse bridge
Reset to 0 when hot-plug is disabled or 1 when hot-plug is enabled through
strapping.
Reset to 0
0: If Hot Plug is disabled
1: If Hot Plug is enabled at reverse bridge
Reset to 0 when hot-plug is disabled or 1 when hot-plug is enabled through
strapping.
0: If Hot Plug is disabled
1: If Hot Plug is enabled at reverse bridge
Reset to 0 when hot-plug is disabled or 1 when hot-plug is enabled through
strapping.
0: If Hot Plug is disabled
1: If Hot Plug is enabled at reverse bridge
Reset to 0 when hot-plug is disabled or 1 when hot-plug is enabled through
strapping.
Reset to 0
0: If Hot Plug is disabled
1: If Hot Plug is enabled at reverse bridge
Reset to 0 when hot-plug is disabled or 1 when hot-plug is enabled through
strapping.
Reset to 00h
Reset to 00
Reset to 00
Reset to 0
DESCRIPTION
May 2008, Revision 2.6
PCIe-to-PCI Reversible Bridge
PI7C9X110