Added in a header file and some defines to resolve linker errors.

freebsd-to-rtems.py

@@ -1121,6 +1121,7 @@ devNic.addHeaderFiles(
 	#	'sys/taskqueue.h',
 		'sys/pciio.h',
 		'dev/random/randomdev_soft.h',
+		'sys/eventvar.h',
 	]
 )
 devNic.addSourceFiles(

freebsd/kern/kern_event.c

@@ -49,9 +49,7 @@ __FBSDID("$FreeBSD$");
 #include <freebsd/sys/selinfo.h>
 #include <freebsd/sys/queue.h>
 #include <freebsd/sys/event.h>
-#ifndef __rtems__
 #include <freebsd/sys/eventvar.h>
-#endif /* __rtems__ */
 #include <freebsd/sys/poll.h>
 #include <freebsd/sys/protosw.h>
 #include <freebsd/sys/sigio.h>
@@ -176,6 +174,7 @@ static int 		kq_ncallouts = 0;
 static int 		kq_calloutmax = (4 * 1024);
 SYSCTL_INT(_kern, OID_AUTO, kq_calloutmax, CTLFLAG_RW,
     &kq_calloutmax, 0, "Maximum number of callouts allocated for kqueue");
+#endif /* __rtems__ */
 
 /* XXX - ensure not KN_INFLUX?? */
 #define KNOTE_ACTIVATE(kn, islock) do { 				\
@@ -240,6 +239,7 @@ SYSCTL_INT(_kern, OID_AUTO, kq_calloutmax, CTLFLAG_RW,
 #define	KN_HASHSIZE		64		/* XXX should be tunable */
 #define KN_HASH(val, mask)	(((val) ^ (val >> 8)) & (mask))
 
+#ifndef __rtems__
 static int
 filt_nullattach(struct knote *kn)
 {

freebsd/sys/eventvar.h

@@ -0,0 +1,65 @@
+/*-
+ * Copyright (c) 1999,2000 Jonathan Lemon <jlemon@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 AND CONTRIBUTORS ``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 _SYS_EVENTVAR_HH_
+#define _SYS_EVENTVAR_HH_
+
+#ifndef _KERNEL
+#error "no user-servicable parts inside"
+#endif
+
+#include <freebsd/sys/_task.h>
+
+#define KQ_NEVENTS	8		/* minimize copy{in,out} calls */
+#define KQEXTENT	256		/* linear growth by this amount */
+
+struct kqueue {
+	struct		mtx kq_lock;
+	int		kq_refcnt;
+	SLIST_ENTRY(kqueue)	kq_list;
+	TAILQ_HEAD(, knote)	kq_head;	/* list of pending event */
+	int		kq_count;		/* number of pending events */
+	struct		selinfo kq_sel;
+	struct		sigio *kq_sigio;
+	struct		filedesc *kq_fdp;
+	int		kq_state;
+#define KQ_SEL		0x01
+#define KQ_SLEEP	0x02
+#define KQ_FLUXWAIT	0x04			/* waiting for a in flux kn */
+#define KQ_ASYNC	0x08
+#define KQ_CLOSING	0x10
+#define	KQ_TASKSCHED	0x20			/* task scheduled */
+#define	KQ_TASKDRAIN	0x40			/* waiting for task to drain */
+	int		kq_knlistsize;		/* size of knlist */
+	struct		klist *kq_knlist;	/* list of knotes */
+	u_long		kq_knhashmask;		/* size of knhash */
+	struct		klist *kq_knhash;	/* hash table for knotes */
+	struct		task kq_task;
+};
+
+#endif /* !_SYS_EVENTVAR_HH_ */