CP3003-SA
Configuration
ID 1052-6929, Rev. 3.0
Page 4 - 7
D R A F T — F O R I N T E R N A L U S E O N L Y
4.2.4
Control Register 1 (CTRL1)
The Control Register 1 holds board-specific control information.
Table 4-6:
Control Register 1 (CTRL1)
REGISTER NAME
CONTROL REGISTER 1 (CTRL1)
ADDRESS
0x283
BIT
NAME
DESCRIPTION
RESET
VALUE
ACCESS
7
SRST
SATA Flash module configuration:
0 = Reset of SATA Flash module
1 = SATA Flash module running
1
R/W
6
VRST
Integrated processor graphics controller configuration:
0 = Processor graphics controller disabled
1 = Processor graphics controller enabled
1
R
5
TRST
Trusted Platform Module (TPM) configuration:
0 = TPM disabled
1 = TPM enabled
1
R/W
4
CRST
CPCI reset in peripheral slot:
0 = Disable CPCI reset to board
1 = Enable CPCI reset to board
0
R/W
3
Res.
Reserved
0
R
2
SCOMA
COMA routing selection:
0 = Rear I/O
1 = 8 HP extension module
N/A
(see note
below)
R/W
1 - 0
Res.
Reserved
00
R
Note ...
The reset value of the SCOMA bit depends on the board version ordered. If the
CP3003-SA is ordered as a rear I/O version, the reset value is 0. If the CP3003-
SA is ordered as a front I/O version, an automatic switch over to the 8 HP
extension module is processed per default.
