[dpdk-dev] [PATCH 09/14] vhost: add virtio 1.1 defines
Jens Freimann
jfreimann at redhat.com
Mon Jan 29 15:11:38 CET 2018
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 at 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 e52a9b69c..152e8bce1 100644
--- a/lib/librte_vhost/vhost.h
+++ b/lib/librte_vhost/vhost.h
@@ -167,7 +167,9 @@ struct vhost_msg {
#ifndef VIRTIO_F_VERSION_1
#define VIRTIO_F_VERSION_1 32
#endif
-
+#ifndef VIRTIO_F_PACKED
+ #define VIRTIO_F_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 000000000..5ca0bc33f
--- /dev/null
+++ b/lib/librte_vhost/virtio-1.1.h
@@ -0,0 +1,20 @@
+#ifndef __VIRTIO_1_1_H
+#define __VIRTIO_1_1_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_1_1 {
+ uint64_t addr;
+ uint32_t len;
+ uint16_t index;
+ uint16_t flags;
+};
+
+#endif /* __VIRTIO_1_1_H */
--
2.14.3
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