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
1R/W
6 VRST Integrated processor graphics controller configuration:
0 = Processor graphics controller disabled
1 = Processor graphics controller enabled
1R
5 TRST Trusted Platform Module (TPM) configuration:
0 = TPM disabled
1 = TPM enabled
1R/W
4 CRST CPCI reset in peripheral slot:
0 = Disable CPCI reset to board
1 = Enable CPCI reset to board
0R/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.
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