Introduce Virtio-loopback epsilon release:

Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.

Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9

1 files changed, 41 insertions, 0 deletions

diff --git a/tests/qtest/libqos/pci-spapr.h b/tests/qtest/libqos/pci-spapr.h
new file mode 100644
index 000000000..20a43718b
--- /dev/null
+++ b/tests/qtest/libqos/pci-spapr.h
@@ -0,0 +1,41 @@
+/*
+ * libqos PCI bindings for SPAPR
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef LIBQOS_PCI_SPAPR_H
+#define LIBQOS_PCI_SPAPR_H
+
+#include "malloc.h"
+#include "pci.h"
+#include "qgraph.h"
+
+/* From include/hw/pci-host/spapr.h */
+
+typedef struct QPCIWindow {
+    uint64_t pci_base;    /* window address in PCI space */
+    uint64_t size;        /* window size */
+} QPCIWindow;
+
+typedef struct QPCIBusSPAPR {
+    QOSGraphObject obj;
+    QPCIBus bus;
+    QGuestAllocator *alloc;
+
+    uint64_t buid;
+
+    uint64_t pio_cpu_base;
+    QPCIWindow pio;
+
+    uint64_t mmio32_cpu_base;
+    QPCIWindow mmio32;
+} QPCIBusSPAPR;
+
+void qpci_init_spapr(QPCIBusSPAPR *ret, QTestState *qts,
+                     QGuestAllocator *alloc);
+QPCIBus *qpci_new_spapr(QTestState *qts, QGuestAllocator *alloc);
+void     qpci_free_spapr(QPCIBus *bus);
+
+#endif