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, 77 insertions, 0 deletions

diff --git a/tests/qtest/eepro100-test.c b/tests/qtest/eepro100-test.c
new file mode 100644
index 000000000..d72ad099f
--- /dev/null
+++ b/tests/qtest/eepro100-test.c
@@ -0,0 +1,77 @@
+/*
+ * QTest testcase for eepro100 NIC
+ *
+ * Copyright (c) 2013-2014 SUSE LINUX Products GmbH
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "libqos/libqtest.h"
+#include "qemu/module.h"
+#include "libqos/qgraph.h"
+#include "libqos/pci.h"
+
+typedef struct QEEPRO100 QEEPRO100;
+
+struct QEEPRO100 {
+    QOSGraphObject obj;
+    QPCIDevice dev;
+};
+
+static const char *models[] = {
+    "i82550",
+    "i82551",
+    "i82557a",
+    "i82557b",
+    "i82557c",
+    "i82558a",
+    "i82558b",
+    "i82559a",
+    "i82559b",
+    "i82559c",
+    "i82559er",
+    "i82562",
+    "i82801",
+};
+
+static void *eepro100_get_driver(void *obj, const char *interface)
+{
+    QEEPRO100 *eepro100 = obj;
+
+    if (!g_strcmp0(interface, "pci-device")) {
+        return &eepro100->dev;
+    }
+
+    fprintf(stderr, "%s not present in eepro100\n", interface);
+    g_assert_not_reached();
+}
+
+static void *eepro100_create(void *pci_bus, QGuestAllocator *alloc, void *addr)
+{
+    QEEPRO100 *eepro100 = g_new0(QEEPRO100, 1);
+    QPCIBus *bus = pci_bus;
+
+    qpci_device_init(&eepro100->dev, bus, addr);
+    eepro100->obj.get_driver = eepro100_get_driver;
+
+    return &eepro100->obj;
+}
+
+static void eepro100_register_nodes(void)
+{
+    int i;
+    QOSGraphEdgeOptions opts = {
+        .extra_device_opts = "addr=04.0",
+    };
+
+    add_qpci_address(&opts, &(QPCIAddress) { .devfn = QPCI_DEVFN(4, 0) });
+    for (i = 0; i < ARRAY_SIZE(models); i++) {
+        qos_node_create_driver(models[i], eepro100_create);
+        qos_node_consumes(models[i], "pci-bus", &opts);
+        qos_node_produces(models[i], "pci-device");
+    }
+}
+
+libqos_init(eepro100_register_nodes);