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, 45 insertions, 0 deletions

diff --git a/linux-user/sparc/target_fcntl.h b/linux-user/sparc/target_fcntl.h
new file mode 100644
index 000000000..c2532989e
--- /dev/null
+++ b/linux-user/sparc/target_fcntl.h
@@ -0,0 +1,45 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation, or (at your option) any
+ * later version. See the COPYING file in the top-level directory.
+ */
+
+#ifndef SPARC_TARGET_FCNTL_H
+#define SPARC_TARGET_FCNTL_H
+
+#define TARGET_O_APPEND         0x0008
+#define TARGET_FASYNC           0x0040  /* fcntl, for BSD compatibility */
+#define TARGET_O_CREAT          0x0200  /* not fcntl */
+#define TARGET_O_TRUNC          0x0400  /* not fcntl */
+#define TARGET_O_EXCL           0x0800  /* not fcntl */
+#define TARGET_O_DSYNC          0x2000
+#define TARGET_O_NONBLOCK       0x4000
+# ifdef TARGET_SPARC64
+#  define TARGET_O_NDELAY       0x0004
+# else
+#  define TARGET_O_NDELAY       (0x0004 | TARGET_O_NONBLOCK)
+# endif
+#define TARGET_O_NOCTTY         0x8000  /* not fcntl */
+#define TARGET_O_LARGEFILE     0x40000
+#define TARGET_O_DIRECT       0x100000  /* direct disk access hint */
+#define TARGET_O_NOATIME      0x200000
+#define TARGET_O_CLOEXEC      0x400000
+#define TARGET___O_SYNC       0x800000
+#define TARGET_O_PATH        0x1000000
+#define TARGET___O_TMPFILE   0x2000000
+
+#define TARGET_F_RDLCK         1
+#define TARGET_F_WRLCK         2
+#define TARGET_F_UNLCK         3
+#define TARGET_F_GETOWN        5       /*  for sockets. */
+#define TARGET_F_SETOWN        6       /*  for sockets. */
+#define TARGET_F_GETLK         7
+#define TARGET_F_SETLK         8
+#define TARGET_F_SETLKW        9
+
+#define TARGET_ARCH_FLOCK_PAD abi_short __unused;
+#define TARGET_ARCH_FLOCK64_PAD abi_short __unused;
+
+#include "../generic/fcntl.h"
+#endif