tick
timer 源 timer 描述 频率 PIT 最古老的pc时钟设备. intel 8253/8254 PLT有三个16bit counter 1.193182MHz HPET High Precision Event Tim...
one step at a time
pgcacher
简介 pgcacher可以用来获取当前系统中pagecache相关信息。pgclear打印的信息 格式大致如下: # sudo pgcacher -pid=933 -worker=5 -limit 2 +---------------------------------+----------------+-------------+----------------+-----------...
Keyboard Controller Style (KCS) Interface
abstract This section describes the Keyboard Controller Style (KCS) Interface. The KCS interface is one of the supported BMC to SMS interfaces. The KCS interface is specified solely for SMS messag...
VIRTUAL MACHINE CONTROL STRUCTURES
FROM intel sdm CHAPTER 25 VIRTUAL MACHINE CONTROL STRUCTURES 25.1 OVERVIEW A logical processor uses virtual-machine control data structures (VMCSs) while it is in VMX operation. These mana...
unrestricted guests
FROM intel sdm CHAPTER 26 VMX NON-ROOT OPERATION 26.6 UNRESTRICTED GUESTS The first processors to support VMX operation require CR0.PE and CR0.PG to be 1 in VMX operation (see Section 24.8...
restrictions of VMX operation
FROM intel sdm CHAPTER 24 INTRODUCTION TO VIRTUAL MACHINE EXTENSIONS 24.8 RESTRICTIONS ON VMX OPERATION VMX operation places restrictions on processor operation. These are detailed belo...
user-timer event and interrupt
FROM Intel® Architecture Instruction Set Extensions and Future Features doc number 319433-052 CHAPTER 13 USER-TIMER EVENTS AND INTERRUPTS abstract This chapter describes an architectura...
virtualization cr0
Guest/Host Masks and Read Shadows for CR0 and CR4 FROM intel sdm CHAPTER 25 VIRTUAL MACHINE CONTROL STRUCTURES 25.6 VM-EXECUTION CONTROL FIELDS 25.6.6 VM-execution control fields ...
protected-mode memory management
FROM intel sdm CHAPTER 3 PROTECTED-MODE MEMORY MANAGEMENT abstract This chapter describes the Intel 64 and IA-32 architecture’s protected-mode memory management facilities, including the phys...
protected-mode memory management
29.3.6 Page-Modification Logging When accessed and dirty flags for EPT are enabled, software can track writes to guest-physical addresses using a feature called page-modification logging. 当启用了...