diff options
Diffstat (limited to 'src/cpu/o3/alpha')
| -rw-r--r-- | src/cpu/o3/alpha/cpu_impl.hh | 48 |
1 files changed, 3 insertions, 45 deletions
diff --git a/src/cpu/o3/alpha/cpu_impl.hh b/src/cpu/o3/alpha/cpu_impl.hh index f5c2170ce..170a53c23 100644 --- a/src/cpu/o3/alpha/cpu_impl.hh +++ b/src/cpu/o3/alpha/cpu_impl.hh @@ -270,7 +270,6 @@ template <class Impl> void AlphaO3CPU<Impl>::processInterrupts() { - using namespace TheISA; // Check for interrupts here. For now can copy the code that // exists within isa_fullsys_traits.hh. Also assume that thread 0 // is the one that handles the interrupts. @@ -279,52 +278,11 @@ AlphaO3CPU<Impl>::processInterrupts() // Check if there are any outstanding interrupts //Handle the interrupts - int ipl = 0; - int summary = 0; - this->checkInterrupts = false; + Fault interrupt = this->interrupts.getInterrupt(this->tcBase(0)); - if (this->readMiscReg(IPR_ASTRR, 0)) - panic("asynchronous traps not implemented\n"); - - if (this->readMiscReg(IPR_SIRR, 0)) { - for (int i = INTLEVEL_SOFTWARE_MIN; - i < INTLEVEL_SOFTWARE_MAX; i++) { - if (this->readMiscReg(IPR_SIRR, 0) & (ULL(1) << i)) { - // See table 4-19 of the 21164 hardware reference - ipl = (i - INTLEVEL_SOFTWARE_MIN) + 1; - summary |= (ULL(1) << i); - } - } - } - - uint64_t interrupts = this->intr_status(); - - if (interrupts) { - for (int i = INTLEVEL_EXTERNAL_MIN; - i < INTLEVEL_EXTERNAL_MAX; i++) { - if (interrupts & (ULL(1) << i)) { - // See table 4-19 of the 21164 hardware reference - ipl = i; - summary |= (ULL(1) << i); - } - } - } - - if (ipl && ipl > this->readMiscReg(IPR_IPLR, 0)) { - this->setMiscReg(IPR_ISR, summary, 0); - this->setMiscReg(IPR_INTID, ipl, 0); - // Checker needs to know these two registers were updated. -#if USE_CHECKER - if (this->checker) { - this->checker->threadBase()->setMiscReg(IPR_ISR, summary); - this->checker->threadBase()->setMiscReg(IPR_INTID, ipl); - } -#endif - this->trap(Fault(new InterruptFault), 0); - DPRINTF(Flow, "Interrupt! IPLR=%d ipl=%d summary=%x\n", - this->readMiscReg(IPR_IPLR, 0), ipl, summary); - } + if (interrupt != NoFault) + this->trap(interrupt, 0); } #endif // FULL_SYSTEM |