1 files changed, 54 insertions, 0 deletions
diff --git a/usr.sbin/bhyve/fwctl.h b/usr.sbin/bhyve/fwctl.h
new file mode 100644
index 0000000..f5f8d13
--- /dev/null
+++ b/usr.sbin/bhyve/fwctl.h
@@ -0,0 +1,54 @@
+/*-
+ * Copyright (c) 2015  Peter Grehan <grehan@freebsd.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _FWCTL_H_
+#define _FWCTL_H_
+
+#include <sys/linker_set.h>
+
+/*
+ * Linker set api for export of information to guest firmware via
+ * a sysctl-like OID interface
+ */
+struct ctl {
+	const char *c_oid;
+	const void *c_data;
+	const int c_len;
+};
+
+#define CTL_NODE(oid, data, len)				\
+	static struct ctl __CONCAT(__ctl, __LINE__) = {		\
+		oid,						\
+		(data),						\
+		(len),						\
+	};							\
+	DATA_SET(ctl_set, __CONCAT(__ctl, __LINE__))
+
+void	fwctl_init(void);
+
+#endif /* _FWCTL_H_ */