X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..15129b1c8dbb3650c63b70adb1cad9af601c6c17:/osfmk/device/device_init.c?ds=sidebyside

diff --git a/osfmk/device/device_init.c b/osfmk/device/device_init.c
index d5df69f0a..b935e14c6 100644
--- a/osfmk/device/device_init.c
+++ b/osfmk/device/device_init.c
@@ -1,31 +1,29 @@
 /*
  * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * @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 
+ * 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_LICENSE_OSREFERENCE_HEADER_END@
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -83,6 +81,11 @@
 
 ipc_port_t	master_device_port;
 
+lck_grp_attr_t * dev_lck_grp_attr;
+lck_grp_t * dev_lck_grp;
+lck_attr_t * dev_lck_attr;
+lck_mtx_t iokit_obj_to_port_binding_lock;
+
 void
 device_service_create(void)
 {
@@ -94,6 +97,16 @@ device_service_create(void)
 	kernel_set_special_port(host_priv_self(), HOST_IO_MASTER_PORT,
 				ipc_port_make_send(master_device_port));
 
+	/* allocate device lock group attribute and group */
+	dev_lck_grp_attr= lck_grp_attr_alloc_init();
+	dev_lck_grp = lck_grp_alloc_init("device",  dev_lck_grp_attr);
+
+	/* Allocate device lock attribute */
+	dev_lck_attr = lck_attr_alloc_init();
+
+	/* Initialize the IOKit object to port binding lock */
+	lck_mtx_init(&iokit_obj_to_port_binding_lock, dev_lck_grp, dev_lck_attr);
+
 #if 0
 	ds_init();
 	net_io_init();