AMD Geode LX 800@0.9W - Manual (Page 147)

AMD Geode™ LX Processors Data Book 147
CPU Core Register Descriptions 33234H
5.5.2.47 Address Calculation Unit Configuration MSR (AC_CONFIG_MSR)
MSR Address
00001380h
Type RO
Reset Value 00000000_00000000h
AC_CONFIG_MSR Register Map
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
RSVD
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
LOCK_EN
AC_CONFIG_MSR Bit Descriptions
Bit Name Description
63:1 RSVD Reserved.
0 LOCK_EN Lock Enable. Allow Address Calculation Unit (AC) to issue locked requests to Data
Memory Subsystem (DM).