Files
fail/src/core/sal/bochs/Interrupt.ah
hsc a911ebb353 Revert "explicit aspect activation"
Unfortunately, this does not (yet) work as advertised.  I need to fight another
round of CMake battles before retrying.  Reverting to previous state for now.

This reverts r1753.

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1767 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
2012-10-19 09:45:00 +00:00

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#ifndef __INTERRUPT_AH__
#define __INTERRUPT_AH__
#include "config/VariantConfig.hpp"
#include "config/FailConfig.hpp"
#if defined(BUILD_BOCHS) && defined(CONFIG_EVENT_INTERRUPT)
#include "bochs.h"
#include "cpu/cpu.h"
#include "../SALInst.hpp"
aspect Interrupt {
pointcut interrupt_method() = "void bx_cpu_c::interrupt(...)"; // cpu/exception.cc
advice execution (interrupt_method()) : before ()
{
// There are six different type-arguments for the interrupt-method
// in cpu.h (lines 3867-3872):
// - BX_EXTERNAL_INTERRUPT = 0,
// - BX_NMI = 2,
// - BX_HARDWARE_EXCEPTION = 3,
// - BX_SOFTWARE_INTERRUPT = 4,
// - BX_PRIVILEGED_SOFTWARE_INTERRUPT = 5,
// - BX_SOFTWARE_EXCEPTION = 6
// Only the first and the second types are relevant for this aspect.
unsigned vector = *(tjp->arg<0>());
unsigned type = *(tjp->arg<1>());
if (type == BX_EXTERNAL_INTERRUPT)
fail::simulator.onInterrupt(vector, false);
else if (type == BX_NMI)
fail::simulator.onInterrupt(vector, true);
}
};
#endif // CONFIG_EVENT_INTERRUPT
#endif // __INTERRUPT_AH__