Reset Status Register (Rstat) - Kontron CP3002 User Manual

CP3002
4.3.6

Reset Status Register (RSTAT)

The Reset Status Register is used to determine the host's reset source.
Table 4-8:

Reset Status Register (RSTAT)

REGISTER NAME
ADDRESS
BIT NAME
7 PORS Power-on reset status:
0 = System reset generated by software (warm reset)
1 = System reset generated by power-on (cold reset)
Writing a '1' to this bit clears the bit.
6 - 3 Res. Reserved
2 FPRS Front panel push button reset status (CP3002-HDD):
0 = System reset not generated by front panel reset
1 = System reset generated by front panel reset
Writing a '1' to this bit clears the bit.
1 CPRS CompactPCI reset status (PRST signal):
0 = System reset not generated by CPCI reset input
1 = System reset generated by CPCI reset input
Writing a '1' to this bit clears the bit.
0 WTRS Watchdog timer reset status:
0 = System reset not generated by Watchdog timer
1 = System reset generated by Watchdog timer
Writing a '1' to this bit clears the bit.
Note ...
The Reset Status Register is set to the default values by power-on reset, not by
a warm reset.
ID 1042-9252, Rev. 2.0
RESET STATUS REGISTER (RSTAT)
0x285
DESCRIPTION
Configuration
RESET
ACCESS
VALUE
N/A R/W
0000 R
0 R/W
0 R/W
0 R/W
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