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[Qemu-devel] [PATCH v2 3/9] xen: introduce the header file for the Xen 9
From: |
Stefano Stabellini |
Subject: |
[Qemu-devel] [PATCH v2 3/9] xen: introduce the header file for the Xen 9pfs transport protocol |
Date: |
Mon, 13 Mar 2017 16:55:54 -0700 |
It uses the new ring.h macros to declare rings and interfaces.
Signed-off-by: Stefano Stabellini <address@hidden>
CC: address@hidden
CC: address@hidden
---
hw/9pfs/xen_9pfs.h | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
create mode 100644 hw/9pfs/xen_9pfs.h
diff --git a/hw/9pfs/xen_9pfs.h b/hw/9pfs/xen_9pfs.h
new file mode 100644
index 0000000..c4e8901
--- /dev/null
+++ b/hw/9pfs/xen_9pfs.h
@@ -0,0 +1,20 @@
+#ifndef XEN_9PFS_H
+#define XEN_9PFS_H
+
+#include "hw/xen/io/ring.h"
+#include <xen/io/protocols.h>
+
+struct xen_9pfs_header {
+ uint32_t size;
+ uint8_t id;
+ uint16_t tag;
+
+ /* uint8_t sdata[]; */
+} __attribute__((packed));
+
+#define PAGE_SHIFT XC_PAGE_SHIFT
+#define XEN_9PFS_RING_ORDER 6
+#define XEN_9PFS_RING_SIZE XEN_FLEX_RING_SIZE(XEN_9PFS_RING_ORDER)
+DEFINE_XEN_FLEX_RING_AND_INTF(xen_9pfs);
+
+#endif
--
1.9.1
[Qemu-devel] [PATCH v2 4/9] xen/9pfs: introduce Xen 9pfs backend, Stefano Stabellini, 2017/03/13