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-rw-r--r--hw/dma/rc4030.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/dma/rc4030.c b/hw/dma/rc4030.c
index 17c8518fea..41fc043464 100644
--- a/hw/dma/rc4030.c
+++ b/hw/dma/rc4030.c
@@ -460,7 +460,7 @@ static void rc4030_write(void *opaque, hwaddr addr, uint64_t data,
break;
/* Interval timer reload */
case 0x0228:
- s->itr = val;
+ s->itr = val & 0x01FF;
qemu_irq_lower(s->timer_irq);
set_next_tick(s);
break;