AMD Geode LX 600@0.7W Data Book page 188

33234H
5.5.2.96 L2 Cache Status MSR (L2_STATUS_MSR)
MSR Address 00001921h
Type RO
Reset Value 00000000_00000001h
L2_STATUS_MSR returns the status of the L2 cache controller.
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
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
Bit Name
63:1 RSVD
0 L2_IDLE
5.5.2.97 L2 Cache Index MSR (L2_INDEX_MSR)
MSR Address 00001922h
Type R/W
Reset Value 00000000_00000000h
L2_INDEX_MSR has the L2 cache index, the way and the data QWORD select for diagnostic accesses.
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
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
RSVD
Bit Name
63:18 RSVD
17:16 L2_DSEL
15 RSVD
14:5 L2_INDEX
4:2 RSVD
1:0 L2_WAY
188
L2_STATUS_MSR Register Map
RSVD
RSVD
L2_STATUS_MSR Bit Descriptions
Description
Reserved.
L2 Cache Idle. Returns 1 if the L2 cache controller is idle. (Default = 1)
L2_INDEX_MSR Register Map
RSVD
L2_INDEX_MSR Bit Descriptions
Description
Reserved. (Default = 0)
L2 Cache Data QWORD Select. (Default = 0)
Reserved. (Default = 0)
L2 Cache Index for Diagnostics Accesses. (Default = 0)
Reserved. (Default = 0)
L2 Cache Way Selected for Diagnostics Accesses. (Default = 0)
CPU Core Register Descriptions
9 8 7 6 5 4
9 8 7 6 5 4
L2_INDEX RSVD
AMD Geode™ LX Processors Data Book
3 2 1 0
3 2 1 0