xnu-1504.7.4.tar.gz

[apple/xnu.git] / iokit / IOKit / IOHibernatePrivate.h

diff --git a/iokit/IOKit/IOHibernatePrivate.h b/iokit/IOKit/IOHibernatePrivate.h
index f8900155b7371f179c7ee9ddcd071ef1a2ee4095..dd000cb348d85d97cdce5dc073b8b72451451060 100644 (file)
--- a/iokit/IOKit/IOHibernatePrivate.h
+++ b/iokit/IOKit/IOHibernatePrivate.h
@@ -73,11 +73,13 @@ struct IOHibernateImageHeader
 
     uint32_t    runtimePages;
     uint32_t    runtimePageCount;
+    uint64_t    runtimeVirtualPages __attribute__ ((packed));
 
-    uint8_t    reserved2[16];
+    uint32_t    performanceDataStart;
+    uint32_t    performanceDataSize;
     
-    uint64_t   encryptStart;
-    uint64_t   machineSignature;
+    uint64_t   encryptStart __attribute__ ((packed));
+    uint64_t   machineSignature __attribute__ ((packed));
 
     uint32_t    previewSize;
     uint32_t    previewPageListSize;
@@ -90,13 +92,19 @@ struct IOHibernateImageHeader
     uint32_t    memoryMapSize;
     uint32_t    systemTableOffset;
 
-    uint32_t   reserved[77];           // make sizeof == 512
+    uint32_t   debugFlags;
+
+    uint32_t   reserved[76];           // make sizeof == 512
 
     uint32_t           fileExtentMapSize;
     IOPolledFileExtent fileExtentMap[2];
 };
 typedef struct IOHibernateImageHeader IOHibernateImageHeader;
 
+enum
+{
+    kIOHibernateDebugRestoreLogs = 0x00000001
+};
 
 struct hibernate_bitmap_t
 {
@@ -116,27 +124,23 @@ struct hibernate_page_list_t
 };
 typedef struct hibernate_page_list_t hibernate_page_list_t;
 
+#if defined(_AES_H)
+
 struct hibernate_cryptwakevars_t
 {
-#ifdef _AES_H
     uint8_t aes_iv[AES_BLOCK_SIZE];
-#else
-#warning undef _AES_H
-#endif
 };
 typedef struct hibernate_cryptwakevars_t hibernate_cryptwakevars_t;
 
 struct hibernate_cryptvars_t
 {
-#ifdef _AES_H
     uint8_t aes_iv[AES_BLOCK_SIZE];
     aes_ctx ctx;
-#else
-#warning undef _AES_H
-#endif
 };
 typedef struct hibernate_cryptvars_t hibernate_cryptvars_t;
 
+#endif /* defined(_AES_H) */
+
 
 enum 
 {
@@ -153,16 +157,25 @@ enum
     kIOHibernateProgressDarkGray      = 92
 };
 
+enum
+{
+    kIOHibernatePostWriteSleep   = 0,
+    kIOHibernatePostWriteWake    = 1,
+    kIOHibernatePostWriteHalt    = 2,
+    kIOHibernatePostWriteRestart = 3
+};
+
+
 struct hibernate_graphics_t
 {
-    unsigned long physicalAddress;     // Base address of video memory
-    unsigned long mode;                // 
-    unsigned long rowBytes;            // Number of bytes per pixel row
-    unsigned long width;               // Width
-    unsigned long height;              // Height
-    unsigned long depth;               // Pixel Depth
-
-    uint8_t      progressSaveUnder[kIOHibernateProgressCount][kIOHibernateProgressSaveUnderSize];
+    uint32_t physicalAddress;          // Base address of video memory
+    uint32_t mode;                     // 
+    uint32_t rowBytes;                 // Number of bytes per pixel row
+    uint32_t width;                    // Width
+    uint32_t height;                   // Height
+    uint32_t depth;                    // Pixel Depth
+
+    uint8_t progressSaveUnder[kIOHibernateProgressCount][kIOHibernateProgressSaveUnderSize];
 };
 typedef struct hibernate_graphics_t hibernate_graphics_t;
 
@@ -215,7 +228,7 @@ void
 kern_close_file_for_direct_io(struct kern_direct_file_io_ref_t * ref);
 int
 kern_write_file(struct kern_direct_file_io_ref_t * ref, off_t offset, caddr_t addr, vm_size_t len);
-int get_kernel_symfile(struct proc *p, char **symfile);
+int get_kernel_symfile(struct proc *p, char const **symfile);
 #endif /* _SYS_CONF_H_ */
 
 hibernate_page_list_t *
@@ -235,6 +248,11 @@ hibernate_teardown(hibernate_page_list_t * page_list,
 kern_return_t 
 hibernate_processor_setup(IOHibernateImageHeader * header);
 
+void
+hibernate_gobble_pages(uint32_t gobble_count, uint32_t free_page_time);
+void
+hibernate_free_gobble_pages(void);
+
 void
 hibernate_vm_lock(void);
 void
@@ -283,7 +301,8 @@ hibernate_restore_phys_page(uint64_t src, uint64_t dst, uint32_t len, uint32_t p
 
 void
 hibernate_machine_init(void);
-boolean_t
+
+uint32_t
 hibernate_write_image(void);
 
 long
@@ -297,6 +316,7 @@ hibernate_newruntime_map(void * map, vm_size_t map_size,
 
 extern uint32_t    gIOHibernateState;
 extern uint32_t    gIOHibernateMode;
+extern uint32_t    gIOHibernateDebugFlags;
 extern uint32_t    gIOHibernateFreeTime;       // max time to spend freeing pages (ms)
 extern uint8_t     gIOHibernateRestoreStack[];
 extern uint8_t     gIOHibernateRestoreStackEnd[];
@@ -326,9 +346,10 @@ enum
     kIOHibernateModeOn      = 0x00000001,
     kIOHibernateModeSleep   = 0x00000002,
     kIOHibernateModeEncrypt = 0x00000004,
-
     kIOHibernateModeDiscardCleanInactive = 0x00000008,
-    kIOHibernateModeDiscardCleanActive   = 0x00000010
+    kIOHibernateModeDiscardCleanActive   = 0x00000010,
+    kIOHibernateModeSwitch     = 0x00000020,
+    kIOHibernateModeRestart    = 0x00000040
 };
 
 // IOHibernateImageHeader.signature
@@ -355,6 +376,13 @@ enum
 #define kIOHibernateFeatureKey         "Hibernation"
 #define kIOHibernatePreviewBufferKey   "IOPreviewBuffer"
 
+#define kIOHibernatePreviewActiveKey   "IOHibernatePreviewActive"
+// values for kIOHibernatePreviewActiveKey
+enum {
+    kIOHibernatePreviewActive  = 0x00000001,
+    kIOHibernatePreviewUpdates = 0x00000002
+};
+
 #define kIOHibernateBootImageKey       "boot-image"
 #define kIOHibernateBootImageKeyKey    "boot-image-key"
 #define kIOHibernateBootSignatureKey   "boot-signature"
@@ -365,6 +393,9 @@ enum
 
 #define kIOHibernateRTCVariablesKey    "IOHibernateRTCVariables"
 
+#define kIOHibernateBootSwitchVarsKey                  "boot-switch-vars"
+
+
 #ifdef __cplusplus
 }
 #endif