diff options
| -rw-r--r-- | src/arch/arm/interrupts.hh | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/arch/arm/interrupts.hh b/src/arch/arm/interrupts.hh index 82c0bb713..7def6ddd6 100644 --- a/src/arch/arm/interrupts.hh +++ b/src/arch/arm/interrupts.hh @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010 ARM Limited + * Copyright (c) 2010,2012 ARM Limited * All rights reserved * * The license below extends only to copyright in the software and shall @@ -150,6 +150,24 @@ class Interrupts : public SimObject return intStatus; } + /** + * Check the state of a particular interrupt, ignoring CPSR masks. + * + * This method is primarily used when running the target CPU in a + * hardware VM (e.g., KVM) to check if interrupts should be + * delivered upon guest entry. + * + * @param interrupt Interrupt type to check the state of. + * @return true if the interrupt is asserted, false otherwise. + */ + bool + checkRaw(InterruptTypes interrupt) const + { + if (interrupt >= NumInterruptTypes) + panic("Interrupt number out of range.\n"); + + return interrupts[interrupt]; + } Fault getInterrupt(ThreadContext *tc) |