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-rw-r--r--hw/net/e1000.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/net/e1000.c b/hw/net/e1000.c
index c877e06c5d..bec06e90ec 100644
--- a/hw/net/e1000.c
+++ b/hw/net/e1000.c
@@ -447,6 +447,11 @@ static void e1000_reset(void *opaque)
e1000_link_down(d);
}
+ /* Throttle interrupts to prevent guest (e.g Win 2012) from
+ * reinjecting interrupts endlessly. TODO: fix non ITR case.
+ */
+ d->mac_reg[ITR] = 250;
+
/* Some guests expect pre-initialized RAH/RAL (AddrValid flag + MACaddr) */
d->mac_reg[RA] = 0;
d->mac_reg[RA + 1] = E1000_RAH_AV;