CP3002
Configuration
ID 1042-9252, Rev. 2.0
Page 4 - 9
P R E L I M I N A R Y
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
RESET STATUS REGISTER (RSTAT)
ADDRESS
0x285
BIT
NAME
DESCRIPTION
RESET
VALUE
ACCESS
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.
N/A
R/W
6 - 3
Res.
Reserved
0000
R
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.
0
R/W
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
R/W
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.
0
R/W
Note ...
The Reset Status Register is set to the default values by power-on reset, not by
a warm reset.
