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Added Interrupt::SetEnabled(bool).

This commit is contained in:
Jonas 'Sortie' Termansen 2012-04-13 17:42:21 +02:00
parent f59b53ddce
commit 3b63a70191
1 changed files with 6 additions and 0 deletions
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6
sortix/interrupt.h
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@ -52,6 +52,12 @@ extern "C" unsigned long asm_interrupts_are_enabled();
inline bool IsEnabled() { return asm_interrupts_are_enabled(); }
inline void Enable() { asm volatile("sti"); }
inline void Disable() { asm volatile("cli"); }
inline bool SetEnabled(bool isenabled)
{
bool wasenabled = IsEnabled();
if ( isenabled ) { Enable(); } else { Disable(); }
return wasenabled;
}
typedef void (*Handler)(CPU::InterruptRegisters* regs, void* user);
void RegisterHandler(unsigned index, Handler handler, void* user);