8 controls identifier table, Get control state, Get port80 data – Intel NetStructure MPCBL0001 User Manual
Page 52: Controls identifier table, R to, 6 get control state, 7 get port80 data
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Technical Product Specification
Order #273817
Intel NetStructure
®
MPCBL0001 High Performance Single Board Computer
Contents
3.7.6
Get Control State
This command sets the state of a control pin. This command overrides the AUTO-state of the
control pin. Refer to
for control number information.
3.7.7
Get Port80 Data
This command returns the last byte value written by the BIOS to Port 80 since the last System
Reset. If no data has been written to the port since System Reset, the Completion Code returned is
CBh.
3.8
Controls Identifier Table
below lists the control identifiers that can be used with Set/Get Control State IPMI
commands to query or set information on certain controls in the firmware.
Table 18.
Get Control State
7
6
5
4
3
2
1
0
NetFn/LUN
NetFn = 3Eh (OEM Request)
RsLUN
Command
Cmd = 21h
Byte 1
Control number
Byte 1
Completion code
Byte 2
Control state, 0 = Deassert, 1 = Assert, 3 = Reserved, FF = Don’t change settings
Table 19.
Get Port80 Data
7
6
5
4
3
2
1
0
NetFn/LUN
NetFn = 30h (OEM Request)
RsLUN
Command
Cmd = 2Dh
Byte 1
— (BLANK)
Byte 1
Completion code
Byte 2
Last Port 80 code value (in HEX)
Table 20.
Controls Identifier Table
Control Description
Control Number
FWH Hub (for BIOS bank information) 0
0
FWH 0 Write Protect
1
FWH 1 Write Protect
2
FWH 0 Top Block Lock
3
FWH 1 Top Block Lock4
4