AMD Geodeā„¢ 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
313029282726252423222120191817161514131211109876543210
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).