Configuration
CP3002
Page 4 - 6
ID 1042-9252, Rev. 2.0
P R E L I M I N A R Y
4.3.2
Status Register 1 (STAT1)
The Status Register 1 holds board-specific status information.
4.3.3
Control Register 0 (CTRL0)
The Control Register 0 holds a series of bits defining general/common configuration functions.
Table 4-4:
Status Register 1 (STAT1)
REGISTER NAME
STATUS REGISTER 1 (STAT1)
ADDRESS
0x281
BIT
NAME
DESCRIPTION
RESET
VALUE
ACCESS
7 - 4
Res.
Reserved
0000
R
3
CSYS
CPCI system slot identification (SYSEN signal):
0 = Installed in a system slot
1 = Installed in a peripheral slot
N/A
R
2
CENUM
CPCI system enumeration (ENUM signal):
0 = Indicates the insertion or removal of a hot swap peripheral board
when the CP3002 operates as the system controller board
1 = No hot swap event
N/A
R
1
CFAL
CPCI power supply status (FAL signal):
0 = Power supply failure
1 = Power in normal state
N/A
R
0
CDEG
CPCI power supply status (DEG signal):
0 = Power derating
1 = Power in normal state
N/A
R
Table 4-5:
Control Register 0 (CTRL0)
REGISTER NAME
CONTROL REGISTER 0 (CTRL0)
ADDRESS
0x282
BIT
NAME
DESCRIPTION
RESET
VALUE
ACCESS
7 - 6
VGAM
VGA mode configuration:
00 = Automatic VGA front detection
01 = Front VGA (uEFI BIOS default)
10 = Rear VGA
11 = VGA disabled
01
R/W
5
BFUS
Boot flash update selection:
0 = Select default boot flash for update
1 = Select alternative boot flash for update
0
R/W
4 - 0
Res.
Reserved
00000
R
