Intel IA-32 User Manual

Page 29

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Vol. 3A

xxix

CONTENTS

PAGE

Figure 11-2.

Mapping of MMX Registers to x87 FPU Data Register Stack. . . . . . . . . . . . 11-7

Figure 12-1.

Example of Saving the x87 FPU, MMX, SSE, and SSE2 State
During an Operating-System Controlled Task Switch. . . . . . . . . . . . . . . . . . 12-9

Figure 13-1.

Processor Modulation Through Stop-Clock Mechanism . . . . . . . . . . . . . . . . 13-2

Figure 13-2.

MSR_THERM2_CTL Register for the Pentium M Processor . . . . . . . . . . . . 13-4

Figure 13-3.

MSR_THERM2_CTL Register for the Pentium 4 Processor
Supporting TM2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-4

Figure 13-4.

IA32_THERM_STATUS MSR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-5

Figure 13-5.

IA32_THERM_INTERRUPT MSR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-6

Figure 13-6.

IA32_CLOCK_MODULATION MSR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-6

Figure 14-1.

Machine-Check MSRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2

Figure 14-2.

IA32_MCG_CAP Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-3

Figure 14-3.

MCG_CAP Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-3

Figure 14-4.

IA32_MCG_STATUS Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-4

Figure 14-5.

IA32_MCi_CTL Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-5

Figure 14-6.

IA32_MCi_STATUS Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-6

Figure 14-7.

IA32_MCi_ADDR MSR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-8

Figure 15-1.

Real-Address Mode Address Translation . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-4

Figure 15-2.

Interrupt Vector Table in Real-Address Mode. . . . . . . . . . . . . . . . . . . . . . . . 15-7

Figure 15-3.

Entering and Leaving Virtual-8086 Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 15-12

Figure 15-4.

Privilege Level 0 Stack After Interrupt or Exception in Virtual-8086
Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-18

Figure 15-5.

Software Interrupt Redirection Bit Map in TSS . . . . . . . . . . . . . . . . . . . . . . 15-25

Figure 16-1.

Stack after Far 16- and 32-Bit Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-6

Figure 17-1.

I/O Map Base Address Differences. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-32

Figure 18-1.

Debug Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-3

Figure 18-2.

DR6 and DR7 Layout on IA-32 Processors Supporting Intel EM64T . . . . . . 18-7

Figure 18-3.

MSR_LASTBRANCH_TOS MSR Layout for the Pentium 4
and Intel Xeon Processor Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-15

Figure 18-4.

MSR_DEBUGCTLA MSR for Pentium 4 and Intel Xeon Processors . . . . . 18-16

Figure 18-5.

LBR MSR Branch Record Layout for the Pentium 4
and Intel Xeon Processor Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-17

Figure 18-6.

MSR_DEBUGCTLB MSR for Pentium M Processors. . . . . . . . . . . . . . . . . 18-24

Figure 18-7.

LBR Branch Record Layout for the Pentium M Processor . . . . . . . . . . . . . 18-25

Figure 18-8.

DebugCtlMSR Register (P6 Family Processors) . . . . . . . . . . . . . . . . . . . . 18-26

Figure 18-9.

Event Selection Control Register (ESCR) for Pentium 4 and
Intel Xeon Processors without HT Technology Support . . . . . . . . . . . . . . . 18-34

Figure 18-10. Performance Counter (Pentium 4 and Intel Xeon Processors) . . . . . . . . . . 18-36
Figure 18-11. Counter Configuration Control Register (CCCR) . . . . . . . . . . . . . . . . . . . . 18-37
Figure 18-12. DS Save Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-41
Figure 18-13. Branch Trace Record Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-42
Figure 18-14. IA-32e Mode DS Save Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-43
Figure 18-15. PEBS Record Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-44
Figure 18-16. Effects of Edge Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-48
Figure 18-17. Event Selection Control Register (ESCR) for the Pentium 4

Processor, Intel Xeon Processor and Intel Xeon Processor MP
Supporting Hyper-Threading Technology . . . . . . . . . . . . . . . . . . . . . . . . . . 18-61

Figure 18-18. Counter Configuration Control Register (CCCR) . . . . . . . . . . . . . . . . . . . . 18-63
Figure 18-19. Block Diagram of 64-bit Intel Xeon Processor MP with 8-MByte L3 . . . . . . 18-66
Figure 18-20. MSR_IFSB_IBUSQx, Addresses: 107CCH and 107CDH. . . . . . . . . . . . . . 18-67
Figure 18-21. MSR_IFSB_ISNPQx, Addresses: 107CEH and 107CFH . . . . . . . . . . . . . . 18-68
Figure 18-22. MSR_IFSB_DRDYx, Addresses: 107D0H and 107D1H. . . . . . . . . . . . . . . 18-69

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