參數(shù)資料
型號: GT-64010A
廠商: Galileo Technology Services, LLC
英文描述: System Controller with PCI Interface for R4XXX/ R5000 Family CPUs(帶PCI接口用于R4XXX/ R5000 系列 CPUs的系統(tǒng)控制器)
中文描述: 系統(tǒng)控制器的PCI R4XXX接口/ R5000系列處理器(帶的PCI接口用于R4XXX / R5000系列處理器的系統(tǒng)控制器)
文件頁數(shù): 53/111頁
文件大小: 671K
代理商: GT-64010A
GT-64010A System Controller with PCI Interface for R4XXX/R5000 Family CPUs
46
R e v i s ion 1 . 1
Galileo
TechnologyTM
S t at u s an d C o mm an d , O f f set : 0x004
C l ass C o d e an d R evis ion ID, O f f s et : 0x008
Bits
Field name
Function
Initial Value
0
IOEn
Controls the GT-64010A’s response to I/O accesses.
0 - Disable
1 - Enable
0x0
1
MEMEn
Controls the GT-64010A’s response to Memory
accesses.
0 - Disable
1 - Enable
0x0
2
MasEn
Controls the GT-64010A’s ability to act as a master on
the PCI bus.
0 - Disable
1 - Enable
0x0
4
MemWrInv
Controls the GT-64010A’s ability to generate Memory
Write & Invalidate command on the PCI bus.
0 - Disable
1 - Enable
0x0
6
PErrEn
Controls the GT-64010A’s ability to respond to parity
errors on the PCI by asserting the PErr* pin.
0 - Disable
1 - Enable
0x0
8
SErrEn
Controls the GT-64010A’s ability to assert the SErr*
pin.
0 - Disable
1 - Enable
0x0
23
TarFastBB
Read only bit. Indicates that the GT-64010A is capa-
ble of accepting fast back-to-back transactions on the
PCI bus.
0x1
24
DataParDet
This bit is set by the GT-64010A when it detects a
data parity error during master operation.
0x0
27:25
DevSelTim
These pins indicate the GT-64010A ‘s DevSel timing
(medium), per the PCI standard.
0x1 Read only
28
TarAbort
This bit is set upon Target Abort.
0x0
29
MasAbort
This pin is set upon Master Abort.
0x0
30
SysErr
This pin is set upon System Error.
0x0
31
DetParErr
This pin is set upon detection of Parity error (in both,
master and slave operations).
0x0
Bits
Field name
Function
Initial Value
7:0
RevID
Indicates the GT-64010A Revision number.
0x02
31:24
BaseClass
Indicates the GT-64010A Base Class (0x6 - bridge
device).
0x06
23:16
SubClass
Indicates the GT-64010A Subclass (0x0 - host
bridge).
0x00
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