WebJun 28, 2011 · After you know that your CPU supports VMX operations, you should check the IA32_VMX_BASIC MSR (index 0x480) to check implementation-specific information for your CPU: MASM mov ecx, 0480h rdmsr This 64-bit MSR has a lot of information, but at the moment, we are interested in 2 fields: Bits 0 - 31: 32-bit VMX Revision Number Web通过 rdmsr / wrmsr 指令操作 MSR(Model Specific Register,模型特定寄存器),例如 x2APIC 的寄存器; 通过 in / out 指令,例如经典的通过 0x92 端口开启 A20 Gate。 x86 多处理器系统的启动流程. 回到正题。简单来说,对于 x86 来说,多处理器 的初始化过程大致上是 …
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WebProgramming Languages & OS: Python, Java, C, C++, Linux Methodologies: Object-Oriented Programming, Agile Development, DevOps Self-starter—proven ability to quickly ramp up in unfamiliar areas ... WebRdmsr. This function executes "RDMSR" (Opcode : 0F 32) instruction. "RDMSR": Loads the contents of a 64-bit model specific register (MSR) specified in an index register into registers EDX:EAX. Syntax BOOL Rdmsr( DWORD index, PDWORD eax, PDWORD edx ); Parameters. index [in] MSR index ; eax [out] value of EAX register (bit 31- 0) edx [out] value … how did chuck norris die
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WebAug 2, 2024 · Microsoft Specific Generates the rdpmc instruction, which reads the performance monitoring counter specified by counter. Syntax C unsigned __int64 __readpmc ( unsigned long counter ); Parameters counter [in] The performance counter to read. Return value The value of the specified performance counter. Requirements Header file … WebJun 23, 2024 · win下内核重载过保护,这里以SSDT为例原理:程序要用到哪些模块自己加载。但是修复重定位时。要以原来的模块为基址而SSDT以新的为基址。这里只过了openprocess的保护#include#include#pragmapack(1)typedefstruct_ServiceDesriptorEntry{ULONG*ServiceTableBase;// … WebFeb 6, 2024 · rdmsr and wrmsr are privileged instructions. However, there are a few MSRs that can be accessed from non-privileged code using special instructions. For example, the rdtsc instruction is a non-privileged instruction that reads the timestamp counter, which is actually situated in an MSR (index 10h). Additional x86_64 Registers how did chuck woolery die