xnu-792.6.22.tar.gz

[apple/xnu.git] / osfmk / device / iokit_rpc.c

diff --git a/osfmk/device/iokit_rpc.c b/osfmk/device/iokit_rpc.c
index 0662600fe5f2734d15ed8b331a47969243f15ef2..c1e4c2d519405d04bb9385cf6980b64f5c5ab78f 100644 (file)
--- a/osfmk/device/iokit_rpc.c
+++ b/osfmk/device/iokit_rpc.c
@@ -1,24 +1,21 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License").  You may not use this file except in compliance with the
+ * License.  Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
  * 
- * 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. 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
+ * This 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.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -42,12 +39,10 @@
 
 #include <kern/clock.h>
 #include <kern/spl.h>
-#include <kern/ast.h>
 #include <kern/counters.h>
 #include <kern/queue.h>
 #include <kern/zalloc.h>
 #include <kern/thread.h>
-#include <kern/thread_swap.h>
 #include <kern/task.h>
 #include <kern/sched_prim.h>
 #include <kern/misc_protos.h>
@@ -65,6 +60,9 @@
 #ifdef __ppc__
 #include <ppc/mappings.h>
 #endif
+#ifdef __i386
+#include <i386/pmap.h>
+#endif
 #include <IOKit/IOTypes.h>
 
 #define EXTERN
@@ -76,8 +74,6 @@
 
 extern void iokit_add_reference( io_object_t obj );
 
-extern void iokit_remove_reference( io_object_t obj );
-
 extern ipc_port_t iokit_port_for_object( io_object_t obj,
                        ipc_kobject_type_t type );
 
@@ -322,6 +318,12 @@ iokit_make_send_right( task_t task, io_object_t obj, ipc_kobject_type_t type )
     return( name );
 }
 
+EXTERN kern_return_t
+iokit_mod_send_right( task_t task, mach_port_name_t name, mach_port_delta_t delta )
+{
+    return (mach_port_mod_refs( task->itk_space, name, MACH_PORT_RIGHT_SEND, delta ));
+}
+
 /*
  * Handle the No-More_Senders notification generated from a device port destroy.
  * Since there are no longer any tasks which hold a send right to this device
@@ -407,7 +409,7 @@ unsigned int IODefaultCacheBits(addr64_t pa)
        // If no physical, just hard code attributes
         flags = VM_WIMG_IO;
 #else
-    extern vm_offset_t avail_end;
+    extern pmap_paddr_t        avail_end;
 
     if (pa < avail_end)
        flags = VM_WIMG_COPYBACK;
@@ -455,7 +457,7 @@ kern_return_t IOMapPages(vm_map_t map, vm_offset_t va, vm_offset_t pa,
 #if __ppc__
 
     // Set up a block mapped area
-    pmap_map_block(pmap, (addr64_t)va, (ppnum_t)(pa >> 12), length, prot, flags, 0);
+    pmap_map_block(pmap, (addr64_t)va, (ppnum_t)(pa >> 12), (uint32_t)(length >> 12), prot, flags, 0);
 
 #else
 //  enter each page's physical address in the target map