154 AMD Geodeā„¢ LX Processors Data Book
CPU Core Register Descriptions
33234H
5.5.2.55 Instruction Cache Tag with Increment (IC_TAG_I_MSR)
5.5.2.56 L0 Instruction Cache Data MSR (L0_IC_DATA_MSR)
5.5.2.57 L0 Instruction Cache Tag with Increment MSR (L0_IC_TAG_I_MSR)
MSR Address 00001713h
Type R/W
Reset Value 00000000_00000000h
IC_TAG_I_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 LRU
313029282726252423222120191817161514131211109876543210
TAG RSVD V
IC_TAG_I_MSR Bit Descriptions
Bit Name Description
63:0 --- Definition same as Instruction Cache Tag MSR (MSR 00001712h). Except read/write
of this register causes an auto-increment on the IC_INDEX_MSR (MSR 00001710h).
MSR Address 00001714h
Type RO
Reset Value xxxxxxxx_xxxxxxxxh
L0_IC_DATA_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
DATA (Upper)
313029282726252423222120191817161514131211109876543210
DATA (Lower)
L0_IC_DATA_MSR Bit Descriptions
Bits Name Description
63:0 DATA QWORD Read from L0 Cache. The address to the QWORD specified by the LINE field
from IC_INDEX_MSR (MSR 00001710h[4:0]).
MSR Address 00001715h
Type RO
Reset Value 00000000_xxxxxxxxh
L0_IC_TAG_I_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
TLB_NUM RSVD TAG LINE RSVD V