102 AMD Geodeā„¢ LX Processors Data Book
CPU Core Register Descriptions
33234H
00001374h R/W Floating Point Environment Opcode Pointer
(FPENV_OP_MSR)
00000000_00000000h Page146
00001380h RO Address Calculation Unit Configuration MSR
(AC_CONFIG_MSR)
00000000_00000000h Page147
00001408h R/W General Register EAX MSR (GR_EAX_MSR) 00000000_00000000h Page148
00001409h R/W General Register ECX MSR (GR_ECX_MSR) 00000000_00000000h Page 148
0000140Ah R/W General Register EDX MSR (GR_EDX_MSR) 00000000_00000000h Page 148
0000140Bh R/W General Register EBX MSR (GR_EBX_MSR) 00000000_00000000h Page148
0000140Ch R/W General Register ESP MSR (GR_ESP_MSR) 00000000_00 000000h Page148
0000140Dh R/W General Register EBP MSR (GR_EBP_MSR) 00000000_00 000000h Page148
0000140Eh R/W General Register ESI MSR (GR_ESI_MSR) 00000000_00000000h Page148
0000140Fh R/W General Register EDI MSR (GR_EDI_MSR) 00000000_00000000h Page148
00001410h R/W General Register Temp 0 MSR
(GR_TEMP0_MSR)
00000000_00000000h Page148
00001411h R/W General Register Temp 1 MSR
(GR_TEMP1_MSR)
00000000_00000000h Page148
00001412h R/W General Register Temp 2 MSR
(GR_TEMP2_MSR)
00000000_00000000h Page148
00001413h R/W General Register Temp 3 MSR
(GR_TEMP3_MSR)
00000000_00000000h Page148
00001414h R/W General Register Temp 4 MSR
(GR_TEMP4_MSR)
00000000_00000000h Page148
00001415h R/W General Register Temp 5 MSR
(GR_TEMP5_MSR)
00000000_00000000h Page148
00001416h R/W General Register Temp 6 MSR
(GR_TEMP6_MSR)
00000000_00000000h Page148
00001417h R/W General Register Temp 7 MSR
(GR_TEMP7_MSR)
00000000_00000000h Page148
00001418h R/W Extended Flags MSR (EFLAG_MSR) 00000000_00000002h Page149
00001420h R/W Control Register 0 MSR (CR0_MSR) 00000000_60000010h Page 149
00001700h R/W Instruction Memory Configuration MSR
(IM_CONFIG_MSR)
00000000_00000000h Page150
00001710h R/W Instruction Cache Index MSR (IC_INDEX_MSR) 00000000_00000000h Page152
00001711h R/W Instruction Cache Data MSR (IC_DATA_MSR) xxxxxxxx_xxxxxxxxh Page 152
00001712h R/W Instruction Cache Tag (IC_TAG_MSR) 00000000_00000000h Page153
00001713h R/W Instruction Cache Tag with Increment
(IC_TAG_I_MSR)
00000000_00000000h Page154
00001714h RO L0 Instruction Cache Data MSR
(L0_IC_DATA_MSR)
xxxxxxxx_xxxxxxxxh Page154
00001715h RO L0 Instruction Cache Tag with Increment MSR
(L0_IC_TAG_I_MSR)
00000000_xxxxxxxxh Page 154
00001720h R/W L1 Instruction TLB Index (ITB_INDEX_MSR) 00000000_0000000xh Page 155
00001721h R/W L1 Instruction TLB Least Recently Used MSR
(ITB_LRU_MSR)
00000000_00000000h Page156
Table 5-13. CPU Core Specific MSRs Summar y (Continued)
MSR
Address Type Register Name Reset Value Reference