xnu-2782.20.48.tar.gz

[apple/xnu.git] / iokit / Kernel / IOKitKernelInternal.h

diff --git a/iokit/Kernel/IOKitKernelInternal.h b/iokit/Kernel/IOKitKernelInternal.h
index 5a74159a4a31886a6f4e05273a71a990d7cc7376..a22bd8c60f97836377de1573432ee76a71ef941e 100644 (file)
--- a/iokit/Kernel/IOKitKernelInternal.h
+++ b/iokit/Kernel/IOKitKernelInternal.h
@@ -40,7 +40,7 @@ __BEGIN_DECLS
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 

-#if !defined(NO_KDEBUG)
+#if (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD)

 
 #define IOServiceTrace(csc, a, b, c, d) do {                           \
     if(kIOTraceIOService & gIOKitDebug) {                              \
 
 #define IOServiceTrace(csc, a, b, c, d) do {                           \
     if(kIOTraceIOService & gIOKitDebug) {                              \


@@ -48,7 +48,7 @@ __BEGIN_DECLS
     }                                                                  \
 } while(0)
 
     }                                                                  \
 } while(0)
 

-#else /* NO_KDEBUG */
+#else /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */

 
 #define IOServiceTrace(csc, a, b, c, d) do {   \
   (void)a;                                     \
 
 #define IOServiceTrace(csc, a, b, c, d) do {   \
   (void)a;                                     \


@@ -57,7 +57,7 @@ __BEGIN_DECLS
   (void)d;                                     \
 } while (0)
 
   (void)d;                                     \
 } while (0)
 

-#endif /* NO_KDEBUG */
+#endif /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */

 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 


@@ -98,19 +98,26 @@ extern ppnum_t IOGetLastPageNumber(void);
 
 extern ppnum_t gIOLastPage;
 
 
 extern ppnum_t gIOLastPage;
 

+extern IOSimpleLock * gIOPageAllocLock;
+extern queue_head_t   gIOPageAllocList;
+

 /* Physical to physical copy (ints must be disabled) */
 /* Physical to physical copy (ints must be disabled) */

-extern void bcopy_phys(addr64_t from, addr64_t to, int size);
+extern void bcopy_phys(addr64_t from, addr64_t to, vm_size_t size);

 
 __END_DECLS
 
 // Used for dedicated communications for IODMACommand
 enum  {
 
 __END_DECLS
 
 // Used for dedicated communications for IODMACommand
 enum  {

-    kIOMDWalkSegments         = 0x00000001,
-    kIOMDFirstSegment        = 0x00000002 | kIOMDWalkSegments,
-    kIOMDGetCharacteristics   = 0x00000004,
-    kIOMDSetDMAActive         = 0x00000005,
-    kIOMDSetDMAInactive       = 0x00000006,
-    kIOMDLastDMACommandOperation
+    kIOMDWalkSegments             = 0x01000000,
+    kIOMDFirstSegment            = 1 | kIOMDWalkSegments,
+    kIOMDGetCharacteristics       = 0x02000000,
+    kIOMDGetCharacteristicsMapped = 1 | kIOMDGetCharacteristics,
+    kIOMDDMAActive                = 0x03000000,
+    kIOMDSetDMAActive             = 1 | kIOMDDMAActive,
+    kIOMDSetDMAInactive           = kIOMDDMAActive,
+    kIOMDAddDMAMapSpec            = 0x04000000,
+    kIOMDDMAMap                   = 0x05000000,
+    kIOMDDMACommandOperationMask  = 0xFF000000,

 };
 struct IOMDDMACharacteristics {
     UInt64 fLength;
 };
 struct IOMDDMACharacteristics {
     UInt64 fLength;


@@ -119,7 +126,7 @@ struct IOMDDMACharacteristics {
     UInt32 fPageAlign;
     ppnum_t fHighestPage;
     IODirection fDirection;
     UInt32 fPageAlign;
     ppnum_t fHighestPage;
     IODirection fDirection;

-    UInt8 fIsMapped, fIsPrepared;
+    UInt8 fIsPrepared;

 };
 struct IOMDDMAWalkSegmentArgs {
     UInt64 fOffset;                    // Input/Output offset
 };
 struct IOMDDMAWalkSegmentArgs {
     UInt64 fOffset;                    // Input/Output offset


@@ -128,6 +135,16 @@ struct IOMDDMAWalkSegmentArgs {
 };
 typedef UInt8 IOMDDMAWalkSegmentState[128];
 
 };
 typedef UInt8 IOMDDMAWalkSegmentState[128];
 

+struct IOMDDMAMapArgs {
+    IOMapper *            fMapper;
+    IODMAMapSpecification fMapSpec;
+    uint64_t              fOffset;
+    uint64_t              fLength;
+    uint64_t              fAlloc;
+    ppnum_t               fAllocCount;
+    uint8_t               fMapContig;
+};
+

 struct IODMACommandInternal
 {
     IOMDDMAWalkSegmentState fState;
 struct IODMACommandInternal
 {
     IOMDDMAWalkSegmentState fState;


@@ -154,19 +171,70 @@ struct IODMACommandInternal
 
     ppnum_t  fCopyPageCount;
 
 
     ppnum_t  fCopyPageCount;
 

-    ppnum_t  fLocalMapperPageAlloc;
+    addr64_t  fLocalMapperPageAlloc;

     ppnum_t  fLocalMapperPageCount;
 
     class IOBufferMemoryDescriptor * fCopyMD;
 
     ppnum_t  fLocalMapperPageCount;
 
     class IOBufferMemoryDescriptor * fCopyMD;
 

+    IOService * fDevice;
+

     // IODMAEventSource use
     IOReturn fStatus;
     UInt64   fActualByteCount;
     // IODMAEventSource use
     IOReturn fStatus;
     UInt64   fActualByteCount;

+    AbsoluteTime    fTimeStamp;
+};
+
+struct IOMemoryDescriptorDevicePager {
+    void *                      devicePager;
+    unsigned int            pagerContig:1;
+    unsigned int            unused:31;
+    IOMemoryDescriptor * memory;
+};
+
+struct IOMemoryDescriptorReserved {
+    IOMemoryDescriptorDevicePager dp;
+    uint64_t                      preparationID;
+    // for kernel IOMD subclasses... they have no expansion
+    uint64_t                      kernReserved[4];
+};
+
+struct iopa_t
+{
+    IOLock       * lock;
+    queue_head_t   list;
+    vm_size_t      pagecount;
+    vm_size_t      bytecount;
+};
+
+struct iopa_page_t
+{
+    queue_chain_t link;
+    uint64_t      avail;
+    uint32_t      signature;
+};
+typedef struct iopa_page_t iopa_page_t;
+
+typedef uintptr_t (*iopa_proc_t)(iopa_t * a);
+
+enum
+{
+    kIOPageAllocSignature  = 'iopa'

 };
 
 };
 

+extern "C" void      iopa_init(iopa_t * a);
+extern "C" uintptr_t iopa_alloc(iopa_t * a, iopa_proc_t alloc, vm_size_t bytes, uint32_t balign);
+extern "C" uintptr_t iopa_free(iopa_t * a, uintptr_t addr, vm_size_t bytes);
+extern "C" uint32_t  gIOPageAllocChunkBytes;
+
+extern "C" iopa_t    gIOBMDPageAllocator;
+

 extern "C" struct timeval gIOLastSleepTime;
 extern "C" struct timeval gIOLastWakeTime;
 
 extern "C" struct timeval gIOLastSleepTime;
 extern "C" struct timeval gIOLastWakeTime;
 

+extern clock_sec_t gIOConsoleLockTime;
+
+extern OSSet * gIORemoveOnReadProperties;
+

 extern "C" void IOKitResetTime( void );
 extern "C" void IOKitInitializeTime( void );
 
 extern "C" void IOKitResetTime( void );
 extern "C" void IOKitInitializeTime( void );
 


@@ -176,4 +244,7 @@ extern "C" OSString * IOCopyLogNameForPID(int pid);
 extern "C" void IOSetKeyStoreData(IOMemoryDescriptor * data);
 #endif
 
 extern "C" void IOSetKeyStoreData(IOMemoryDescriptor * data);
 #endif
 

+void IOScreenLockTimeUpdate(clock_sec_t secs);
+
+

 #endif /* ! _IOKIT_KERNELINTERNAL_H */
 #endif /* ! _IOKIT_KERNELINTERNAL_H */