xnu-1228.tar.gz

[apple/xnu.git] / iokit / Kernel / IOHibernateRestoreKernel.c

diff --git a/iokit/Kernel/IOHibernateRestoreKernel.c b/iokit/Kernel/IOHibernateRestoreKernel.c
index a614211901c9006d81f2022e25c6ac243ea58bad..255f93221d97644b58a34236cc0826f5eac0e1c9 100644 (file)
--- a/iokit/Kernel/IOHibernateRestoreKernel.c
+++ b/iokit/Kernel/IOHibernateRestoreKernel.c
@@ -1,23 +1,29 @@
 /*
- * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2004-2006 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * 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. 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.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 #include <stdint.h>
@@ -27,6 +33,7 @@
 #include <IOKit/IOLib.h>
 #include <pexpert/boot.h>
 #include <crypto/aes.h>
+#include <libkern/libkern.h>
 
 #include "WKdm.h"
 #include "IOHibernateInternal.h"
@@ -95,6 +102,11 @@ hibernate_sum(uint8_t *buf, int32_t len)
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
+static __inline__ unsigned int cntlzw(unsigned int num)
+{
+       return clz(num);
+}
+
 static hibernate_bitmap_t *
 hibernate_page_bitmap(hibernate_page_list_t * list, uint32_t page)
 {
@@ -108,7 +120,7 @@ hibernate_page_bitmap(hibernate_page_list_t * list, uint32_t page)
        bitmap = (hibernate_bitmap_t *) &bitmap->bitmap[bitmap->bitmapwords];
     }
     if (bank == list->bank_count)
-       bitmap = 0;
+       bitmap = NULL;
        
     return (bitmap);
 }
@@ -131,7 +143,7 @@ hibernate_page_bitmap_pin(hibernate_page_list_t * list, uint32_t * pPage)
        bitmap = (hibernate_bitmap_t *) &bitmap->bitmap[bitmap->bitmapwords];
     }
     if (bank == list->bank_count)
-       bitmap = 0;
+       bitmap = NULL;
        
     return (bitmap);
 }
@@ -225,9 +237,6 @@ hibernate_page_list_grab(hibernate_page_list_t * list, uint32_t * pNextFree)
        }
     }
 
-    if (!bitmap)
-       IOPanic(__FUNCTION__);
-
     return (nextFree);
 }
 
@@ -298,6 +307,7 @@ hibernate_kernel_entrypoint(IOHibernateImageHeader * header,
     uint32_t lastImagePage;
     uint32_t lastMapPage;
     uint32_t lastPageIndexPage;
+    ResetProc proc;
 
     C_ASSERT(sizeof(IOHibernateImageHeader) == 512);
 
@@ -501,18 +511,18 @@ hibernate_kernel_entrypoint(IOHibernateImageHeader * header,
     gIOHibernateState = kIOHibernateStateWakingFromHibernate;
 
 #if __ppc__
-    ResetProc proc;
     proc = (ResetProc) 0x100;
     __asm__ volatile("ori 0, 0, 0" : : );
     proc();
 #elif __i386__
-    ResetProc proc;
     proc = (ResetProc) acpi_wake_prot_entry;
     // flush caches
     __asm__("wbinvd");
     proc();
+#elif __arm__
+    proc = (ResetProc)0x00000000;
+    proc();
 #endif
   
     return -1;
 }
-