proto: add dummy bar flag

bdffddc2 · Antoine Kaufmann · ac7c6578 · bdffddc2
Commit bdffddc2 authored Nov 23, 2020 by Antoine Kaufmann
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proto/cosim_pcie_proto.h proto/cosim_pcie_proto.h +3 -0

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--- a/proto/cosim_pcie_proto.h
+++ b/proto/cosim_pcie_proto.h
@@ -22,6 +22,9 @@
 #define COSIM_PCIE_PROTO_BAR_64 (1 << 1)
 /** in bars.flags: this memory bar is prefetchable */
 #define COSIM_PCIE_PROTO_BAR_PF (1 << 2)
+/** in bars.flags: this memory bar is a dummy bar (device doesn't get MMIO
+ * messages for this, but it dose get exposed to software. used for MSI-X). */
+#define COSIM_PCIE_PROTO_BAR_DUMMY (1 << 3)

 /**
 * welcome message sent by device to host. This message comes with the shared