aboutsummaryrefslogtreecommitdiffstats
path: root/extras/mini-os/xenbus/xenbus_comms.h
diff options
context:
space:
mode:
Diffstat (limited to 'extras/mini-os/xenbus/xenbus_comms.h')
-rw-r--r--extras/mini-os/xenbus/xenbus_comms.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/extras/mini-os/xenbus/xenbus_comms.h b/extras/mini-os/xenbus/xenbus_comms.h
new file mode 100644
index 0000000000..def0ddfb4a
--- /dev/null
+++ b/extras/mini-os/xenbus/xenbus_comms.h
@@ -0,0 +1,40 @@
+/*
+ * Private include for xenbus communications.
+ *
+ * Copyright (C) 2005 Rusty Russell, IBM Corporation
+ *
+ * This file may be distributed separately from the Linux kernel, or
+ * incorporated into other software packages, subject to the following license:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this source file (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy, modify,
+ * merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef _XENBUS_COMMS_H
+#define _XENBUS_COMMS_H
+
+int xb_init_comms(void);
+void xb_suspend_comms(void);
+
+/* Low level routines. */
+int xb_write(const void *data, unsigned len);
+int xb_read(void *data, unsigned len);
+int xs_input_avail(void);
+extern struct wait_queue_head xb_waitq;
+
+#endif /* _XENBUS_COMMS_H */