[dpdk-dev] [PATCH 09/17] vhost: add virtio 1.1 defines

[Jens Freimann <jfreimann@redhat.com>]

This should actually be in the kernel header file, but it isn't
yet. For now let's use our own headers.

Signed-off-by: Jens Freimann <jfreimann@redhat.com>
---
 lib/librte_vhost/vhost.h      |  4 +++-
 lib/librte_vhost/virtio-1.1.h | 20 ++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 lib/librte_vhost/virtio-1.1.h

diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
index d947bc9..06e973e 100644
--- a/lib/librte_vhost/vhost.h
+++ b/lib/librte_vhost/vhost.h
@@ -173,7 +173,9 @@ struct vhost_msg {
 #ifndef VIRTIO_F_VERSION_1
  #define VIRTIO_F_VERSION_1 32
 #endif
-
+#ifndef VIRTIO_F_RING_PACKED
+ #define VIRTIO_F_RING_PACKED 34
+#endif
 #define VHOST_USER_F_PROTOCOL_FEATURES	30
 
 /* Features supported by this builtin vhost-user net driver. */
diff --git a/lib/librte_vhost/virtio-1.1.h b/lib/librte_vhost/virtio-1.1.h
new file mode 100644
index 0000000..b37d621
--- /dev/null
+++ b/lib/librte_vhost/virtio-1.1.h
@@ -0,0 +1,20 @@
+#ifndef __VIRTIO_PACKED_H
+#define __VIRTIO_PACKED_H
+
+#define VRING_DESC_F_NEXT       1
+#define VRING_DESC_F_WRITE      2
+#define VRING_DESC_F_INDIRECT   4
+
+#define VIRTQ_DESC_F_AVAIL      7
+#define VIRTQ_DESC_F_USED      15
+#define DESC_USED               (1ULL << VIRTQ_DESC_F_USED)
+#define DESC_AVAIL              (1ULL << VIRTQ_DESC_F_AVAIL)
+
+struct vring_desc_packed {
+	uint64_t addr;
+	uint32_t len;
+	uint16_t index;
+	uint16_t flags;
+};
+
+#endif /* __VIRTIO_PACKED_H */
-- 
1.8.3.1