Emerson 752I 用户手册
IPMI Controller:
IPMI Message Protocol
11-16
Read Setting (OEM)
The Read Setting command provides the ability to read the value of a general-purpose
input/output (GPIO) pin on the Zircon PM. Software can read certain GPIO pins to deter-
mine if the board is in reset or powered-down.
input/output (GPIO) pin on the Zircon PM. Software can read certain GPIO pins to deter-
mine if the board is in reset or powered-down.
shows the request/response data
parameters for the Read Setting command.
Table 11-12:
Read Setting Parameters
Type:
Byte:
Data Field:
Request
Data
Data
1
Bits[7:1], Device Slave Address
Bit[0], Reserved. Write as zero.
Currently defined to be zero.
Bit[0], Reserved. Write as zero.
Currently defined to be zero.
2
Zircon Port Number
4=GPIO
4=GPIO
3
Device Type
192=Zircon
192=Zircon
4
Device Type Modifier
3=Inverted Input
4=Normal Input
3=Inverted Input
4=Normal Input
5
Sub-Device
GPIO8=750GL System Firmware Error, Active High
GPIO11=750GL Watchdog Time-out, Active High
GPIO12=Input from 750GL
GPIO13=Hot-Swap Fault (Board Power), Active Low
GPIO15:19=Geographical Address 4 to 0, Active High
GPIO8=750GL System Firmware Error, Active High
GPIO11=750GL Watchdog Time-out, Active High
GPIO12=Input from 750GL
GPIO13=Hot-Swap Fault (Board Power), Active Low
GPIO15:19=Geographical Address 4 to 0, Active High
Response
Data
Data
1
Completion Code
2
Action Setting
0=Input is de-asserted
1=Input is asserted
0=Input is de-asserted
1=Input is asserted
3
Base Units
66=Bit setting
66=Bit setting