AMD Geode LX 800@0.9W - Manual (Page 312)

312 AMD Geode™ LX Processors Data Book
Display Controller Register Descriptions 33234H
6.6.3 Configuration and Status Registers
All DC registers are DWORD accessible only.
6.6.3.1 DC Unlock (DC_UNLOCK)
This register is provided to lock the most critical memory-mapped DC registers to prevent unwanted modification (write
operations). Read operations are always allowed.
DC Memory Offset 000h
Type
R/W
Reset Value 00000000h
DC_UNLOCK Register Map
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RSVD DC_UNLOCK