Kontron CP3003-SA - Device Protection Register (DPROT)

Configuration CP3003-SA
Page 4 - 8 ID 1052-6929, Rev. 3.0
D R A F T — F O R I N T E R N A L U S E O N L Y
4.2.5 Device Protection Register (DPROT)
The Device Protection Register holds the write protect signals for flash devices.
Table 4-7: Device Protection Register (DPROT)
REGISTER NAME DEVICE PROTECTION REGISTER (DPROT)
ADDRESS 0x284
BIT NAME DESCRIPTION
RESET
VALUE
ACCESS
7 SWP System write protection:
0 = Onboard non-volatile memory devices not write protected
1 = Onboard non-volatile memory devices write protected
This bit reflects the state of the system hardware write protection
signal SYS_WP#.
0R
6 - 3 Res. Reserved 0000 R
2 SFWP SATA Flash module write protection:
0 = SATA Flash module not write protected
1 = SATA Flash module write protected
Writing a ’1’ to this bit sets the bit. If this bit is set, it cannot be
cleared.
0R/W
1 EEWP EEPROM write protection:
0 = EEPROM not write protected
1 = EEPROM write protected
Writing a ’1’ to this bit sets the bit. If this bit is set, it cannot be
cleared.
0R/W
0 BFWP SPI boot flash write protection:
0 = SPI boot flash not write protected
1 = SPI boot flash write protected
Writing a ’1’ to this bit sets the bit. If this bit is set, it cannot be
cleared.
0R/W