X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/5ba3f43ea354af8ad55bea84372a2bc834d8757c..refs/heads/master:/iokit/Kernel/IOKitKernelInternal.h?ds=sidebyside diff --git a/iokit/Kernel/IOKitKernelInternal.h b/iokit/Kernel/IOKitKernelInternal.h index 85507aa65..a829c88d4 100644 --- a/iokit/Kernel/IOKitKernelInternal.h +++ b/iokit/Kernel/IOKitKernelInternal.h @@ -2,7 +2,7 @@ * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ - * + * * 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 @@ -11,10 +11,10 @@ * 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. - * + * * 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, @@ -22,7 +22,7 @@ * 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_OSREFERENCE_LICENSE_HEADER_END@ */ @@ -38,27 +38,7 @@ __BEGIN_DECLS #include #include #include - -/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ - -#if (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) - -#define IOServiceTrace(csc, a, b, c, d) do { \ - if(kIOTraceIOService & gIOKitTrace) { \ - KERNEL_DEBUG_CONSTANT(IODBG_IOSERVICE(csc), a, b, c, d, 0); \ - } \ -} while(0) - -#else /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */ - -#define IOServiceTrace(csc, a, b, c, d) do { \ - (void)a; \ - (void)b; \ - (void)c; \ - (void)d; \ -} while (0) - -#endif /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */ +#include /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ @@ -66,47 +46,36 @@ typedef kern_return_t (*IOIteratePageableMapsCallback)(vm_map_t map, void * ref) void IOLibInit(void); kern_return_t IOIteratePageableMaps(vm_size_t size, - IOIteratePageableMapsCallback callback, void * ref); + IOIteratePageableMapsCallback callback, void * ref); vm_map_t IOPageableMapForAddress(uintptr_t address); -struct IOMemoryDescriptorMapAllocRef -{ - vm_map_t map; - mach_vm_address_t mapped; - mach_vm_size_t size; - vm_prot_t prot; - vm_tag_t tag; - IOOptionBits options; +struct IOMemoryDescriptorMapAllocRef { + vm_map_t map; + mach_vm_address_t mapped; + mach_vm_size_t size; + vm_prot_t prot; + vm_tag_t tag; + IOOptionBits options; }; -kern_return_t +kern_return_t IOMemoryDescriptorMapAlloc(vm_map_t map, void * ref); mach_vm_address_t -IOKernelAllocateWithPhysicalRestrict(mach_vm_size_t size, mach_vm_address_t maxPhys, - mach_vm_size_t alignment, bool contiguous); +IOKernelAllocateWithPhysicalRestrict(mach_vm_size_t size, mach_vm_address_t maxPhys, + mach_vm_size_t alignment, bool contiguous); void IOKernelFreePhysical(mach_vm_address_t address, mach_vm_size_t size); #if IOTRACKING IOReturn IOMemoryMapTracking(IOTrackingUser * tracking, task_t * task, - mach_vm_address_t * address, mach_vm_size_t * size); + mach_vm_address_t * address, mach_vm_size_t * size); #endif /* IOTRACKING */ extern vm_size_t debug_iomallocpageable_size; -// osfmk/device/iokit_rpc.c -extern kern_return_t IOMapPages(vm_map_t map, mach_vm_address_t va, mach_vm_address_t pa, - mach_vm_size_t length, unsigned int mapFlags); -extern kern_return_t IOUnmapPages(vm_map_t map, mach_vm_address_t va, mach_vm_size_t length); - -extern kern_return_t IOProtectCacheMode(vm_map_t map, mach_vm_address_t va, - mach_vm_size_t length, unsigned int mapFlags); - -extern ppnum_t IOGetLastPageNumber(void); - extern ppnum_t gIOLastPage; extern IOSimpleLock * gIOPageAllocLock; @@ -117,94 +86,104 @@ extern void bcopy_phys(addr64_t from, addr64_t to, vm_size_t size); __END_DECLS -#define __IODEQUALIFY(type, expr) \ - ({ typeof(expr) expr_ = (type)(uintptr_t)(expr); \ +#define __IODEQUALIFY(type, expr) \ + ({ typeof(expr) expr_ = (type)(uintptr_t)(expr); \ (type)(uintptr_t)(expr_); }) +struct IODMACommandMapSegment { + uint64_t fDMAOffset; // The offset of this segment in DMA + uint64_t fMapOffset; // Offset of segment in mapping + uint64_t fPageOffset; // Offset within first page of segment +}; -struct IODMACommandInternal -{ - IOMDDMAWalkSegmentState fState; - IOMDDMACharacteristics fMDSummary; +struct IODMACommandInternal { + IOMDDMAWalkSegmentState fState; + IOMDDMACharacteristics fMDSummary; - UInt64 fPreparedOffset; - UInt64 fPreparedLength; + UInt64 fPreparedOffset; + UInt64 fPreparedLength; - UInt32 fSourceAlignMask; - - UInt8 fCursor; - UInt8 fCheckAddressing; - UInt8 fIterateOnly; - UInt8 fMisaligned; - UInt8 fMapContig; - UInt8 fPrepared; - UInt8 fDoubleBuffer; - UInt8 fNewMD; - UInt8 fLocalMapper; - UInt8 fLocalMapperAllocValid; - UInt8 fIOVMAddrValid; - UInt8 fForceDoubleBuffer; + UInt32 fSourceAlignMask; - vm_page_t fCopyPageAlloc; - vm_page_t fCopyNext; - vm_page_t fNextRemapPage; + UInt8 fCursor; + UInt8 fCheckAddressing; + UInt8 fIterateOnly; + UInt8 fMisaligned; + UInt8 fPrepared; + UInt8 fDoubleBuffer; + UInt8 fNewMD; + UInt8 fLocalMapperAllocValid; + UInt8 fIOVMAddrValid; + UInt8 fForceDoubleBuffer; + UInt8 fSetActiveNoMapper; - ppnum_t fCopyPageCount; + vm_page_t fCopyPageAlloc; + vm_page_t fCopyNext; + vm_page_t fNextRemapPage; - uint64_t fLocalMapperAlloc; - uint64_t fLocalMapperAllocLength; + ppnum_t fCopyPageCount; - class IOBufferMemoryDescriptor * fCopyMD; + uint64_t fLocalMapperAlloc; + uint64_t fLocalMapperAllocLength; - IOService * fDevice; + OSPtr fCopyMD; - // IODMAEventSource use - IOReturn fStatus; - UInt64 fActualByteCount; - AbsoluteTime fTimeStamp; + IOService * fDevice; + + // IODMAEventSource use + IOReturn fStatus; + UInt64 fActualByteCount; + AbsoluteTime fTimeStamp; + + // Multisegment vars + IODMACommandMapSegment * fMapSegments; + uint32_t fMapSegmentsCount; + uint64_t fLocalMapperAllocBase; + uint64_t fOffset2Index; + uint64_t fNextOffset; + uint64_t fIndex; }; struct IOMemoryDescriptorDevicePager { - void * devicePager; - unsigned int pagerContig:1; - unsigned int unused:31; - IOMemoryDescriptor * memory; + 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]; - vm_tag_t kernelTag; - vm_tag_t userTag; + IOMemoryDescriptorDevicePager dp; + uint64_t descriptorID; + uint64_t preparationID; + // for kernel IOMD subclasses... they have no expansion + uint64_t kernReserved[4]; + vm_tag_t kernelTag; + vm_tag_t userTag; + task_t creator; }; -struct iopa_t -{ - IOLock * lock; - queue_head_t list; - vm_size_t pagecount; - vm_size_t bytecount; +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; +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' +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_alloc(iopa_t * a, iopa_proc_t alloc, vm_size_t bytes, vm_size_t balign); extern "C" uintptr_t iopa_free(iopa_t * a, uintptr_t addr, vm_size_t bytes); extern "C" uint32_t gIOPageAllocChunkBytes; @@ -219,18 +198,25 @@ extern bool gCPUsRunning; extern OSSet * gIORemoveOnReadProperties; +extern uint32_t gHaltTimeMaxLog; +extern uint32_t gHaltTimeMaxPanic; + extern "C" void IOKitInitializeTime( void ); +extern void IOMachPortInitialize(void); extern "C" OSString * IOCopyLogNameForPID(int pid); +extern "C" void IOKitKernelLogBuffer(const char * title, const void * buffer, size_t size, + void (*output)(const char *format, ...)); + #if defined(__i386__) || defined(__x86_64__) #ifndef __cplusplus #error xx #endif extern const OSSymbol * gIOCreateEFIDevicePathSymbol; -extern "C" void IOSetKeyStoreData(IOMemoryDescriptor * data); -extern "C" void IOSetAPFSKeyStoreData(IOMemoryDescriptor* data); +extern "C" void IOSetKeyStoreData(LIBKERN_CONSUMED IOMemoryDescriptor * data); +extern "C" void IOSetAPFSKeyStoreData(LIBKERN_CONSUMED IOMemoryDescriptor* data); #endif extern const OSSymbol * gAKSGetKey; @@ -238,6 +224,9 @@ void IOScreenLockTimeUpdate(clock_sec_t secs); void IOCPUInitialize(void); IOReturn IOInstallServicePlatformActions(IOService * service); +IOReturn IOInstallServiceSleepPlatformActions(IOService * service); IOReturn IORemoveServicePlatformActions(IOService * service); +void IOCPUSleepKernel(void); +void IOPlatformActionsInitialize(void); #endif /* ! _IOKIT_KERNELINTERNAL_H */