OpenSolaris kernel module compatibility sources.

1 files changed, 101 insertions, 0 deletions

diff --git a/sys/cddl/compat/opensolaris/kern/opensolaris.c b/sys/cddl/compat/opensolaris/kern/opensolaris.c
new file mode 100644
index 0000000..f1f84fb
--- /dev/null
+++ b/sys/cddl/compat/opensolaris/kern/opensolaris.c
@@ -0,0 +1,101 @@
+/*-
+ * Copyright 2007 John Birrell <jb@FreeBSD.org>
+ *
+ * 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 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 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.
+ *
+ * $FreeBSD$
+ *
+ */
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+#include <sys/conf.h>
+#include <sys/cpuvar.h>
+#include <sys/errno.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+
+cpu_core_t	cpu_core[MAXCPU];
+kmutex_t	cpu_lock;
+solaris_cpu_t	solaris_cpu[MAXCPU];
+
+/*
+ *  OpenSolaris subsystem initialisation.
+ */
+static void
+opensolaris_load(void *dummy)
+{
+	int i;
+
+	printf("This module (opensolaris) contains code covered by the\n");
+	printf("Common Development and Distribution License (CDDL)\n");
+	printf("see http://opensolaris.org/os/licensing/opensolaris_license/\n");
+
+	/*
+	 * "Enable" all CPUs even though they may not exist just so
+	 * that the asserts work. On FreeBSD, if a CPU exists, it is
+	 * enabled.
+	 */
+	for (i = 0; i < MAXCPU; i++) {
+		solaris_cpu[i].cpuid = i;
+		solaris_cpu[i].cpu_flags &= CPU_ENABLE;
+	}
+
+	mutex_init(&cpu_lock, "OpenSolaris CPU lock", MUTEX_DEFAULT, NULL);
+}
+
+SYSINIT(opensolaris_register, SI_SUB_OPENSOLARIS, SI_ORDER_FIRST, opensolaris_load, NULL);
+
+static void
+opensolaris_unload(void)
+{
+	mutex_destroy(&cpu_lock);
+}
+
+SYSUNINIT(opensolaris_unregister, SI_SUB_OPENSOLARIS, SI_ORDER_FIRST, opensolaris_unload, NULL);
+
+static int
+opensolaris_modevent(module_t mod __unused, int type, void *data __unused)
+{
+	int error = 0;
+
+	switch (type) {
+	case MOD_LOAD:
+		break;
+
+	case MOD_UNLOAD:
+		break;
+
+	case MOD_SHUTDOWN:
+		break;
+
+	default:
+		error = EOPNOTSUPP;
+		break;
+
+	}
+	return (error);
+}
+
+DEV_MODULE(opensolaris, opensolaris_modevent, NULL);
+MODULE_VERSION(opensolaris, 1);