From: Sanjay Lal <sanjayl@xxxxxxxxxxx>
COP0 emulation is in-kernel for KVM, so inject IRQ2 (I/O) interrupts via
ioctls.
Signed-off-by: Sanjay Lal <sanjayl@xxxxxxxxxxx>
Signed-off-by: James Hogan <james.hogan@xxxxxxxxxx>
Reviewed-by: Aurelien Jarno <aurelien@xxxxxxxxxxx>
Reviewed-by: Andreas Färber <afaerber@xxxxxxx>
---
Changes in v3:
- Pass MIPSCPU to kvm_mips_set_[ipi_]interrupt (Andreas Färber).
Changes in v2:
- Expand commit message
- Remove #ifdef CONFIG_KVM since it's guarded by kvm_enabled() already
---
hw/mips/mips_int.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/hw/mips/mips_int.c b/hw/mips/mips_int.c
index 7dbd24d..d740046 100644
--- a/hw/mips/mips_int.c
+++ b/hw/mips/mips_int.c
@@ -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) {
--
1.8.1.2
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
