Справочник Пользователя для AMD LX 800@0.9W
126
AMD Geode™ LX Processors Data Book
CPU Core Register Descriptions
33234H
5.5.2.17 XC History MSR (XC_HIST_MSR)
MSR Address
MSR Address
00001212h
Type
RO
Reset Value
00000000_00000000h
XC_HIST_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
TYPE11
TYPE10
TYPE9
TYPE8
TYPE7
TYPE6
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
TYPE5
TYPE4
TYPE3
TYPE2
TYPE1
TYPE0
XC_HIST_MSR Bit Descriptions
Bit
Name
Description (Note 1)
63:62
RSVD
Reserved.
61:57
TYPE11
Exception Type 11.
56:52
TYPE10
Exception Type 10.
51:47
TYPE9
Exception Type 9.
46:42
TYPE8
Exception Type 8.
41:37
TYPE7
Exception Type 7.
36:32
TYPE6
Exception Type 6.
31:30
RSVD
Reserved.
29:25
TYPE5
Exception Type 5.
24:20
TYPE4
Exception Type 4.
19:15
TYPE3
Exception Type 3.
14:10
TYPE2
Exception Type 2.
9:5
TYPE1
Exception Type 1.
4:0
TYPE0
Exception Type 0.
Note 1. Table 5-14 shows the definition of the types in the XC_HIST MSR.
Table 5-14. XC_HIST_MSR Exception Types
Value
Description
Value
Description
Value
Description
00h
Divide error
0Bh
Segment not present
16h
External system management
during I/O instruction
during I/O instruction
01h
Debug
0Ch
Stack fault
17h
External system management
02h
External non-maskable interrupt
0Dh
General protection fault
18h
Init
03h
Breakpoint
0Eh
Page fault
19h
Reset
04h
Overflow
0Fh
Reserved
1Ah
Internal suspend/stall
05h
Bound
10h
FPU error trap
1Bh
External suspend/stall
06h
Invalid operation code
11h
Alignment fault
1Ch
Unsuspend/unstall
07h
FPU unavailable
12h
FPU error interrupt
1Dh
Triple fault shutdown
08h
Double fault
13h
Internal debug management
1Eh
External maskable interrupt
09h
Self-modified code fault
14h
External debug management
1Fh
No exception
0Ah
Invalid task-state segment
15h
I/O-initiated system management
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