xnu-1228.3.13.tar.gz

[apple/xnu.git] / osfmk / ppc / savearea.h

diff --git a/osfmk/ppc/savearea.h b/osfmk/ppc/savearea.h
index 492b0dda3a33aeca5a8779dc8144e795d7c4b64e..496591cb6713564a80aace23142a8793ec9d65f1 100644 (file)
--- a/osfmk/ppc/savearea.h
+++ b/osfmk/ppc/savearea.h
@@ -1,23 +1,29 @@
 /*
- * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 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@
  */
 #ifdef XNU_KERNEL_PRIVATE
 
@@ -30,7 +36,7 @@
 
 #ifdef __APPLE_API_PRIVATE
 
-#ifdef MACH_KERNEL_PRIVATE
+#if    defined(MACH_KERNEL_PRIVATE) || defined(BSD_KERNEL_PRIVATE)
 #include <stdint.h>
 #include <mach/vm_types.h>
 
@@ -76,15 +82,7 @@ typedef struct savearea_comm {
                                                                                                /* offset 0x0060 */
 } savearea_comm;
 #pragma pack()
-#endif
 
-#ifdef BSD_KERNEL_PRIVATE
-typedef struct savearea_comm {
-       unsigned int    save_000[24];
-} savearea_comm;
-#endif
-
-#if    defined(MACH_KERNEL_PRIVATE) || defined(BSD_KERNEL_PRIVATE)
 /*
  *     This type of savearea contains all of the general context.
  */
@@ -165,9 +163,9 @@ typedef struct savearea {
 
        unsigned int    save_238[2];
                                                                                                /* offset 0x240 */
-       unsigned int    save_instr[16];                         /* Instrumentation */
+       unsigned int    save_instr[16];                         /* Instrumentation or emulation. Note: save_instr[0] is number of instructions */
                                                                                                /* offset 0x280 */
-} savearea;
+} savearea_t;
 #pragma pack()
 
 
@@ -320,7 +318,7 @@ struct Saveanchor {
 
 extern struct Saveanchor       saveanchor;                     /* Aliged savearea anchor */
 
-#define sac_cnt                (4096 / sizeof(savearea))       /* Number of saveareas per page */
+#define sac_cnt                (4096 / sizeof(struct savearea))        /* Number of saveareas per page */
 #define sac_empty      (0xFFFFFFFF << (32 - sac_cnt))  /* Mask with all entries empty */
 #define sac_perm       0x40000000                              /* Page permanently assigned */
 #define sac_permb      1                                               /* Page permanently assigned - bit position */
@@ -363,6 +361,7 @@ void                        save_fake_zone_info(            /* report savearea usage statistics as fake zone i
 
 void                   save_snapshot(void);
 void                   save_snapshot_restore(void);
+void save_release(struct savearea *);
 
 #endif /* MACH_KERNEL_PRIVATE */
 #endif /* __APPLE_API_PRIVATE */
@@ -378,6 +377,8 @@ void                        save_snapshot_restore(void);
 #define        SAVinstrumentb 12                                       /* Indicates that we should return instrumentation data */
 #define        SAVeat          0x00100000                              /* Indicates that interruption should be ignored */
 #define        SAVeatb         11                                              /* Indicates that interruption should be ignored */
+#define        SAVinject       0x00200000                              /* Indicates that save_instr contains code to inject */
+#define        SAVinjectb      10                                              /* Indicates that save_instr contains code to inject */
 #define SAVtype                0x0000FF00                              /* Shows type of savearea */
 #define SAVtypeshft    8                                               /* Shift to position type */
 #define SAVempty       0x86                                    /* Savearea is on free list */