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-rw-r--r--hw/piix_pci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/piix_pci.c b/hw/piix_pci.c
index 7f1c4cc..85a320e 100644
--- a/hw/piix_pci.c
+++ b/hw/piix_pci.c
@@ -312,7 +312,7 @@ static void piix3_set_irq_pic(PIIX3State *piix3, int pic_irq)
{
qemu_set_irq(piix3->pic[pic_irq],
!!(piix3->pic_levels &
- (((1UL << PIIX_NUM_PIRQS) - 1) <<
+ (((1ULL << PIIX_NUM_PIRQS) - 1) <<
(pic_irq * PIIX_NUM_PIRQS))));
}