X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/6d2010ae8f7a6078e10b361c6962983bab233e0f..04b8595b18b1b41ac7a206e4b3d51a635f8413d7:/iokit/Kernel/IOKitKernelInternal.h diff --git a/iokit/Kernel/IOKitKernelInternal.h b/iokit/Kernel/IOKitKernelInternal.h index 5a74159a4..a22bd8c60 100644 --- 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) { \ @@ -48,7 +48,7 @@ __BEGIN_DECLS } \ } while(0) -#else /* NO_KDEBUG */ +#else /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */ #define IOServiceTrace(csc, a, b, c, d) do { \ (void)a; \ @@ -57,7 +57,7 @@ __BEGIN_DECLS (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 IOSimpleLock * gIOPageAllocLock; +extern queue_head_t gIOPageAllocList; + /* 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 { - 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; @@ -119,7 +126,7 @@ struct IOMDDMACharacteristics { UInt32 fPageAlign; ppnum_t fHighestPage; IODirection fDirection; - UInt8 fIsMapped, fIsPrepared; + UInt8 fIsPrepared; }; struct IOMDDMAWalkSegmentArgs { UInt64 fOffset; // Input/Output offset @@ -128,6 +135,16 @@ struct IOMDDMAWalkSegmentArgs { }; 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; @@ -154,19 +171,70 @@ struct IODMACommandInternal ppnum_t fCopyPageCount; - ppnum_t fLocalMapperPageAlloc; + addr64_t fLocalMapperPageAlloc; ppnum_t fLocalMapperPageCount; class IOBufferMemoryDescriptor * fCopyMD; + IOService * fDevice; + // 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 clock_sec_t gIOConsoleLockTime; + +extern OSSet * gIORemoveOnReadProperties; + 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 +void IOScreenLockTimeUpdate(clock_sec_t secs); + + #endif /* ! _IOKIT_KERNELINTERNAL_H */