xnu-4903.221.2.tar.gz

[apple/xnu.git] / bsd / tests / pmap_test_sysctl.c

diff --git a/bsd/tests/pmap_test_sysctl.c b/bsd/tests/pmap_test_sysctl.c
new file mode 100644 (file)
index 0000000..d128037
--- /dev/null
+++ b/bsd/tests/pmap_test_sysctl.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2016 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+
+#include <sys/sysctl.h>
+
+extern kern_return_t test_pmap_enter_disconnect(unsigned int);
+extern kern_return_t test_pmap_iommu_disconnect(void);
+
+static int
+sysctl_test_pmap_enter_disconnect(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
+{
+       unsigned int num_loops;
+       int error, changed;
+       error = sysctl_io_number(req, 0, sizeof(num_loops), &num_loops, &changed);
+       if (error || !changed)
+               return error;
+       return test_pmap_enter_disconnect(num_loops);
+}
+
+SYSCTL_PROC(_kern, OID_AUTO, pmap_enter_disconnect_test,
+        CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_LOCKED,
+        0, 0, sysctl_test_pmap_enter_disconnect, "I", "");
+
+static int
+sysctl_test_pmap_iommu_disconnect(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
+{
+       unsigned int run = 0;
+       int error, changed;
+       error = sysctl_io_number(req, 0, sizeof(run), &run, &changed);
+       if (error || !changed)
+               return error;
+       return test_pmap_iommu_disconnect();
+}
+
+SYSCTL_PROC(_kern, OID_AUTO, pmap_iommu_disconnect_test,
+        CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_LOCKED,
+        0, 0, sysctl_test_pmap_iommu_disconnect, "I", "");