NHE6300ESB S L7XJ Intel, NHE6300ESB S L7XJ Datasheet - Page 523

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NHE6300ESB S L7XJ

Manufacturer Part Number
NHE6300ESB S L7XJ
Description
Manufacturer
Intel
Datasheet

Specifications of NHE6300ESB S L7XJ

Lead Free Status / RoHS Status
Compliant
11—Intel
Table 421. Offset 00h: Control/Status Register (Sheet 2 of 3)
November 2007
Order Number: 300641-004US
15:1
Bits
Default Value:
9:7
16
11
10
2
6
5
Device:
®
Offset:
ERROR_GOOD#_STS
6300ESB ICH
EXCEPTION_STS
LINK_ID_STS
IN_USE_CNT
DONE_STS
Reserved
GO_CNT
29
00h
0000h
Name
This bit is set by hardware to indicate that the request is
complete. Writing a ’1’ to this bit will clear it when it is set.
Writing a ’0’ to this bit has no effect. Reset default is ’0’.
This field identifies the link interface. It is hardwired to 0h to
indicate that it is a USB Debug Port.
Reserved. This bit will return ’0’ when read. Writes will have
no effect.
Set by software to indicate that the port is in use. Cleared by
software to indicate that the port is free and may be used by
other software. This bit is cleared after reset. (This bit has no
affect on hardware.)
Default=000b
This field indicates the exception when the
ERROR_GOOD#_STS bit is set. This field should be ignored
when the ERROR_GOOD#_STS bit is 0.
000
Note: This should not be seen, since this field should only be
checked when there is an error.
001
transaction had an error (CRC, bad PID, timeout, etc.)
010
progress) when port was suspended or reset.
All Others are reserved.
The hardware clears this bit to ’0’ upon the proper completion
of a read or write. The hardware sets this bit to indicate that
an error has occurred. Details on the nature of the error are
provided in the Exception field. Reset default = 0.
0 = Hardware clears this bit when hardware sets the
1 = Causes hardware to perform a read or write request.
DONE_STS bit. Default is 0.
Writing a ’1’ to this bit when it is already set may result in
undefined behavior.
No Error.
Transaction error: Indicates the USB EHCI
Hardware error: Request was attempted (or in
Description
Attribute:
Function:
Size:
7
Read/Write
32-bit
Intel
®
6300ESB I/O Controller Hub
Access
R/WC
WO
RO
RO
RO
523
DS

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