參數(shù)資料
型號: VT6305
廠商: Electronic Theatre Controls, Inc.
英文描述: PCI 1394 Host Controller
中文描述: 1394主控制器的PCI
文件頁數(shù): 18/35頁
文件大?。?/td> 220K
代理商: VT6305
Revision 0.2
March 10, 2000
-
13-
Register Descriptions
Technologies, Inc.
WeConnect
Controller-Specific Configuration Registers
Offset 43-40 –PCI HCI Control ...................................... RO
insert bit definitions here
Offset 44 – Miscellaneous Control ................................. RW
7-1
Reserved
......................................always reads 0
0
Lock GUID Registers
0
Global Unique ID Registers are RW.....default
1
Global Unique ID Registers are Read Only
Once set, this bit cannot be cleared except by PCI
Reset. The GUID registers are located in memory in
the 1394 register space.
Offset 46 – PHY Control ................................................ RW
7-2
Reserved
......................................always reads 0
1
Isolated
0
Direct Environment
1
Isolated Environment
0
Multiple Speed Concatenation Disable
0
Packets
of
concatenated as long as the concatenation is
not down to an S100 PHY.
1
Only same speed packets may be concatenated
(packets of different speeds may not be)
Note:
A default value of 0000 for bits 3-0 indicates that the
1394 interface is connected to a 1394a-compliant
PHY.
different
speeds
may
be
Offset F4 – Hide Function Control ................................ RW
7-1
Reserved
......................................always reads 0
0
Hide Function
0
1394 Function Visible..........................default
1
1394 Function Hidden
If this bit is set, the 1394 function will be
hidden. All subsequent reads or writes to this
configuration space will then cause a master
abort to be generated. This bit can only be
cleared by a PCI reset.
Offset FB-F8 – Manufacturer ID ................................... RO
31-0 Manufacturer ID
............................always reads
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