參數(shù)資料
型號(hào): PERICOMPI7C8150
廠商: Pericom Semiconductor Corp.
英文描述: 2-Port PCI-to-PCI Bridge
中文描述: 2端口PCI至PCI橋
文件頁數(shù): 85/106頁
文件大小: 904K
代理商: PERICOMPI7C8150
PI7C8150
2-PORT PCI-TO-PCI BRIDGE
ADVANCE INFORMATION
75
August 22, 2002 – Revision 1.02
14.1.37
UPSTREAM (S TO P) MEMORY LIMIT UPPER 32-BITS
REGISTER – OFFSET 58h
Bit
Function
Upstream
Memory Limit
Address
Type
Description
Defines bits [63:32] of the upstream memory limit
31:0
R/W
Reset to 0
14.1.38
P_SERR_L EVENT DISABLE REGISTER – OFFSET 64h
Bit
0
Function
Reserved
Type
R/O
Description
Reserved. Returns 0 when read. Reset to 0
Controls PI7C8150’s ability to assert P_SERR_L when it is unable to
transfer any read data from the target after 2
attempts.
1
Posted Write
Parity Error
R/W
0: P_SERR_L is asserted if this event occurs and the SERR_L enable
bit in the command register is set.
1: P_SERR_L is not assert if this event occurs.
Reset to 0
Controls PI7C8150’s ability to assert P_SERR_L when it is unable to
transfer delayed write data after 2
attempts.
2
Posted Write
Non-Delivery
R/W
0: P_SERR_L is asserted if this event occurs and the SERR_L enable
bit in the command register is set
1: P_SERR_L is not asserted if this event occurs
Reset to 0
Controls PI7C8150’s ability to assert P_SERR_L when it receives a
target abort when attempting to deliver posted write data.
3
Target Abort
During Posted
Write
R/W
0: P_SERR_L is asserted if this event occurs and the SERR_L enable
bit in the command register is set
1: P_SERR_L is not asserted if this event occurs
Reset to 0
Controls PI7C8150’s ability to assert P_SERR_L when it receives a
master abort when attempting to deliver posted write data.
4
Master Abort On
Posted Write
R/W
0: P_SERR# is asserted if this event occurs and the SERR# enable bit
in the command register is set
1: P_SERR# is not asserted if this event occurs
Reset to 0
Controls PI7C8150’s ability to assert P_SERR# when it is unable to
transfer delayed write data after 2
attempts.
5
Delayed Write
Non-Delivery
R/W
0: P_SERR_L is asserted if this event occurs and the SERR_L enable
bit in the command register is set
1: P_SERR_L is not asserted if this event occurs
Reset to 0
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