WG82574IT S LBAC Intel, WG82574IT S LBAC Datasheet - Page 122
WG82574IT S LBAC
Manufacturer Part Number
WG82574IT S LBAC
Description
CONTROLLER, ENET, INTEL 82574IT, 64PQFN
Manufacturer
Intel
Datasheet
1.WG82574IT_S_LBAC.pdf
(490 pages)
Specifications of WG82574IT S LBAC
Ethernet Type
IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supply Voltage Range
3V To 3.6V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
QFN
No. Of Pins
64
Package / Case
QFN
Interface Type
I2C, JTAG, PCI, SPI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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6.1.2.3.3
Table 25.
122
4
3
2
1
0
15:12
11:8
7:0
Bit
Bit
DLWS
DBS
DPS
DTM
DSM
MAJOR
MINOR
BUILD
Name
Boot Agent Configuration Customization Options (Word 0x32)
Word 0x32 is used to store the version of the boot agent that is stored in the Flash
image. When the Boot Agent loads, it can check this value to determine if any first-time
configuration needs to be performed. The agent then updates this word with its
version. Some diagnostic tools to report the version of the Boot Agent in the Flash also
read this word. This word is only valid if the PPB is set to 0b. Otherwise the contents
might be undefined.
Boot Agent Configuration Customization Options (Word 0x32)
Name
0x1
0x2
0x28
Hardware
Default
Hardware
Default
0x1
0x2
0x1C
NVM Image
Setting
NVM Image
0b
0b
0b
0b
0b
Setting
82574 GbE Controller—Non-Volatile Memory (NVM) Map
PXE boot agent major version.
PXE boot agent minor version.
PXE boot agent build number.
Disable Legacy Wakeup Support
If set to 1b, no changes to the Legacy OS Wakeup
Support menu option is allowed.
The default for this bit is 0b; allow Legacy OS Wakeup
Support menu option changes.
Disable Boot Selection
If set to 1b, no changes to the boot order menu option is
allowed.
The default for this bit is 0b; allow boot order menu
option changes.
Disable Protocol Select
If set to 1b, no changes to the boot protocol is allowed.
The default for this bit is 0b; allow changes to the boot
protocol.
Disable Title Message
If set to 1b, the title message displaying the version of
the boot agent is suppressed; the Control-S message is
also suppressed. This is for OEMs who do not want the
boot agent to display any messages at system boot.
The default for this bit is 0b; allow the title message that
displays the version of the boot agent and the Control-S
message.
Disable Setup Menu
If set to 1b, no invoking the setup menu by pressing
Control-S is allowed. In this case, the EEPROM can only
be changed via an external program.
The default for this bit is 0b; allow invoking the setup
menu by pressing Control-S.
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