Commit b1bd8b28 authored by Sanjay Lal's avatar Sanjay Lal Committed by Paolo Bonzini
Browse files

hw/mips: In KVM mode, inject IRQ2 (I/O) interrupts via ioctls 



COP0 emulation is in-kernel for KVM, so inject IRQ2 (I/O) interrupts via
ioctls.

Signed-off-by: default avatarSanjay Lal <sanjayl@kymasys.com>
Signed-off-by: default avatarJames Hogan <james.hogan@imgtec.com>
Reviewed-by: default avatarAurelien Jarno <aurelien@aurel32.net>
Reviewed-by: default avatarAndreas Färber <afaerber@suse.de>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 14c03ab9

hw/mips/mips_int.c

+11 −0
Original line number Diff line number Diff line
@@ -23,6 +23,8 @@ 
#include "hw/hw.h"

#include "hw/mips/cpudevs.h"

#include "cpu.h"

#include "sysemu/kvm.h"

#include "kvm_mips.h"



static void cpu_mips_irq_request(void *opaque, int irq, int level)

{
@@ -35,8 +37,17 @@ static void cpu_mips_irq_request(void *opaque, int irq, int level) 


    if (level) {

        env->CP0_Cause |= 1 << (irq + CP0Ca_IP);



        if (kvm_enabled() && irq == 2) {

            kvm_mips_set_interrupt(cpu, irq, level);

        }



    } else {

        env->CP0_Cause &= ~(1 << (irq + CP0Ca_IP));



        if (kvm_enabled() && irq == 2) {

            kvm_mips_set_interrupt(cpu, irq, level);

        }

    }



    if (env->CP0_Cause & CP0Ca_IP_mask) {