Opcode WRMSR
CPU: Pentium (tm), IBM 486SLC2
Type of Instruction: System
Instruction: WRMSR
Description:
IF (ECX is valid number of MSR) and (CPL=0) THEN
{
MSR [ECX] <- EDX:EAX;
}
ELSE
{
General Protection Fault INT 0DH (0)
}
END
Flags Affected: None
Note: Refer to RDMSR for more Info.
CPU mode: RM,PM0,SMM
Physical Form: WRMSR
COP (Code of Operation): 0FH 30H
Clocks: Pentium : 30-45
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