AngoLinux |
80386 Programmer's Reference Manual -- Opcode CLI |
CLI -- Clear Interrupt Flag
OperationIF := 0; DescriptionCLI clears the interrupt flag if the current privilege level is at least as privileged as IOPL. No other flags are affected. External interrupts are not recognized at the end of the CLI instruction or from that point on until the interrupt flag is set.Flags AffectedIF := 0Protected Mode Exceptions#GP(0) if the current privilege level is greater (has less privilege) than the IOPL in the flags register. IOPL specifies the least privileged level at which I/O can be performed.Real Address Mode ExceptionsNoneVirtual 8086 Mode Exceptions#GP(0) as for Protected Mode
[Home Page dell'ITIS "Fermi"] [80386 Programmer's Reference Manual Index] [Previous] [Next] |