ReactOS Development > Doxygen

00001 $if (_WDMDDK_)
00004 /* Interrupt request levels */
00005 #define PASSIVE_LEVEL           0
00006 #define LOW_LEVEL               0
00007 #define APC_LEVEL               1
00008 #define DISPATCH_LEVEL          2
00009 #define CMCI_LEVEL              5
00010 #define PROFILE_LEVEL           27
00011 #define CLOCK1_LEVEL            28
00012 #define CLOCK2_LEVEL            28
00013 #define IPI_LEVEL               29
00014 #define POWER_LEVEL             30
00015 #define HIGH_LEVEL              31
00016 #define CLOCK_LEVEL             CLOCK2_LEVEL
00017 
00018 #define KIP0PCRADDRESS          0xffdff000
00019 #define KI_USER_SHARED_DATA     0xffdf0000
00020 #define SharedUserData          ((KUSER_SHARED_DATA * CONST)KI_USER_SHARED_DATA)
00021 
00022 #define PAGE_SIZE               0x1000
00023 #define PAGE_SHIFT              12L
00024 #define KeGetDcacheFillSize()   1L
00025 
00026 #define EFLAG_SIGN              0x8000
00027 #define EFLAG_ZERO              0x4000
00028 #define EFLAG_SELECT            (EFLAG_SIGN | EFLAG_ZERO)
00029 
00030 #define RESULT_NEGATIVE         ((EFLAG_SIGN & ~EFLAG_ZERO) & EFLAG_SELECT)
00031 #define RESULT_ZERO             ((~EFLAG_SIGN & EFLAG_ZERO) & EFLAG_SELECT)
00032 #define RESULT_POSITIVE         ((~EFLAG_SIGN & ~EFLAG_ZERO) & EFLAG_SELECT)
00033 
00034 
00035 typedef struct _KFLOATING_SAVE {
00036   ULONG ControlWord;
00037   ULONG StatusWord;
00038   ULONG ErrorOffset;
00039   ULONG ErrorSelector;
00040   ULONG DataOffset;
00041   ULONG DataSelector;
00042   ULONG Cr0NpxState;
00043   ULONG Spare1;
00044 } KFLOATING_SAVE, *PKFLOATING_SAVE;
00045 
00046 extern NTKERNELAPI volatile KSYSTEM_TIME KeTickCount;
00047 
00048 #define YieldProcessor _mm_pause
00049 
00050 FORCEINLINE
00051 VOID
00052 KeMemoryBarrier(VOID)
00053 {
00054   LONG Barrier, *Dummy = &Barrier;
00055   UNREFERENCED_LOCAL_VARIABLE(Dummy);
00056 
00057 #if defined(__GNUC__)
00058   __asm__ __volatile__ ("xchg %%eax, %0" : : "m" (Barrier) : "%eax");
00059 #elif defined(_MSC_VER)
00060   __asm xchg [Barrier], eax
00061 #endif
00062 }
00063 
00064 #define KeMemoryBarrierWithoutFence() _ReadWriteBarrier()
00065 
00066 _IRQL_requires_max_(HIGH_LEVEL)
00067 _IRQL_saves_
00068 NTHALAPI
00069 KIRQL
00070 NTAPI
00071 KeGetCurrentIrql(VOID);
00072 
00073 _IRQL_requires_max_(HIGH_LEVEL)
00074 NTHALAPI
00075 VOID
00076 FASTCALL
00077 KfLowerIrql(
00078   _In_ _IRQL_restores_ _Notliteral_ KIRQL NewIrql);
00079 #define KeLowerIrql(a) KfLowerIrql(a)
00080 
00081 _IRQL_requires_max_(HIGH_LEVEL)
00082 _IRQL_raises_(NewIrql)
00083 _IRQL_saves_
00084 NTHALAPI
00085 KIRQL
00086 FASTCALL
00087 KfRaiseIrql(
00088   _In_ KIRQL NewIrql);
00089 #define KeRaiseIrql(a,b) *(b) = KfRaiseIrql(a)
00090 
00091 _IRQL_requires_max_(DISPATCH_LEVEL)
00092 _IRQL_saves_
00093 _IRQL_raises_(DISPATCH_LEVEL)
00094 NTHALAPI
00095 KIRQL
00096 NTAPI
00097 KeRaiseIrqlToDpcLevel(VOID);
00098 
00099 NTHALAPI
00100 KIRQL
00101 NTAPI
00102 KeRaiseIrqlToSynchLevel(VOID);
00103 
00104 _Requires_lock_not_held_(*SpinLock)
00105 _Acquires_lock_(*SpinLock)
00106 _IRQL_requires_max_(DISPATCH_LEVEL)
00107 _IRQL_saves_
00108 _IRQL_raises_(DISPATCH_LEVEL)
00109 NTHALAPI
00110 KIRQL
00111 FASTCALL
00112 KfAcquireSpinLock(
00113   _Inout_ PKSPIN_LOCK SpinLock);
00114 #define KeAcquireSpinLock(a,b) *(b) = KfAcquireSpinLock(a)
00115 
00116 _Requires_lock_held_(*SpinLock)
00117 _Releases_lock_(*SpinLock)
00118 _IRQL_requires_(DISPATCH_LEVEL)
00119 NTHALAPI
00120 VOID
00121 FASTCALL
00122 KfReleaseSpinLock(
00123   _Inout_ PKSPIN_LOCK SpinLock,
00124   _In_ _IRQL_restores_ KIRQL NewIrql);
00125 #define KeReleaseSpinLock(a,b) KfReleaseSpinLock(a,b)
00126 
00127 _Requires_lock_not_held_(*SpinLock)
00128 _Acquires_lock_(*SpinLock)
00129 _IRQL_requires_min_(DISPATCH_LEVEL)
00130 NTKERNELAPI
00131 VOID
00132 FASTCALL
00133 KefAcquireSpinLockAtDpcLevel(
00134   _Inout_ PKSPIN_LOCK SpinLock);
00135 #define KeAcquireSpinLockAtDpcLevel(SpinLock) KefAcquireSpinLockAtDpcLevel(SpinLock)
00136 
00137 _Requires_lock_held_(*SpinLock)
00138 _Releases_lock_(*SpinLock)
00139 _IRQL_requires_min_(DISPATCH_LEVEL)
00140 NTKERNELAPI
00141 VOID
00142 FASTCALL
00143 KefReleaseSpinLockFromDpcLevel(
00144   _Inout_ PKSPIN_LOCK SpinLock);
00145 #define KeReleaseSpinLockFromDpcLevel(SpinLock) KefReleaseSpinLockFromDpcLevel(SpinLock)
00146 
00147 NTSYSAPI
00148 PKTHREAD
00149 NTAPI
00150 KeGetCurrentThread(VOID);
00151 
00152 _Always_(_Post_satisfies_(return<=0))
00153 _Must_inspect_result_
00154 _IRQL_requires_max_(DISPATCH_LEVEL)
00155 _Kernel_float_saved_
00156 _At_(*FloatSave, _Kernel_requires_resource_not_held_(FloatState) _Kernel_acquires_resource_(FloatState))
00157 NTKERNELAPI
00158 NTSTATUS
00159 NTAPI
00160 KeSaveFloatingPointState(
00161   _Out_ PKFLOATING_SAVE FloatSave);
00162 
00163 _Success_(1)
00164 _Kernel_float_restored_
00165 _At_(*FloatSave, _Kernel_requires_resource_held_(FloatState) _Kernel_releases_resource_(FloatState))
00166 NTKERNELAPI
00167 NTSTATUS
00168 NTAPI
00169 KeRestoreFloatingPointState(
00170   _In_ PKFLOATING_SAVE FloatSave);
00171 
00172 /* VOID
00173  * KeFlushIoBuffers(
00174  *   IN PMDL Mdl,
00175  *   IN BOOLEAN ReadOperation,
00176  *   IN BOOLEAN DmaOperation)
00177  */
00178 #define KeFlushIoBuffers(_Mdl, _ReadOperation, _DmaOperation)
00179 
00180 /* x86 and x64 performs a 0x2C interrupt */
00181 #define DbgRaiseAssertionFailure __int2c
00182 
00183 FORCEINLINE
00184 VOID
00185 _KeQueryTickCount(
00186   OUT PLARGE_INTEGER CurrentCount)
00187 {
00188   for (;;) {
00189 #ifdef NONAMELESSUNION
00190     CurrentCount->s.HighPart = KeTickCount.High1Time;
00191     CurrentCount->s.LowPart = KeTickCount.LowPart;
00192     if (CurrentCount->s.HighPart == KeTickCount.High2Time) break;
00193 #else
00194     CurrentCount->HighPart = KeTickCount.High1Time;
00195     CurrentCount->LowPart = KeTickCount.LowPart;
00196     if (CurrentCount->HighPart == KeTickCount.High2Time) break;
00197 #endif
00198     YieldProcessor();
00199   }
00200 }
00201 #define KeQueryTickCount(CurrentCount) _KeQueryTickCount(CurrentCount)
00202 
00203 $endif (_WDMDDK_)
00204 $if (_NTDDK_)
00205 
00206 #define PAUSE_PROCESSOR YieldProcessor();
00207 
00208 #define KERNEL_STACK_SIZE                   12288
00209 #define KERNEL_LARGE_STACK_SIZE             61440
00210 #define KERNEL_LARGE_STACK_COMMIT           12288
00211 
00212 #define SIZE_OF_80387_REGISTERS   80
00213 
00214 #if !defined(RC_INVOKED)
00215 
00216 #define CONTEXT_i386               0x10000
00217 #define CONTEXT_i486               0x10000
00218 #define CONTEXT_CONTROL            (CONTEXT_i386|0x00000001L)
00219 #define CONTEXT_INTEGER            (CONTEXT_i386|0x00000002L)
00220 #define CONTEXT_SEGMENTS           (CONTEXT_i386|0x00000004L)
00221 #define CONTEXT_FLOATING_POINT     (CONTEXT_i386|0x00000008L)
00222 #define CONTEXT_DEBUG_REGISTERS    (CONTEXT_i386|0x00000010L)
00223 #define CONTEXT_EXTENDED_REGISTERS (CONTEXT_i386|0x00000020L)
00224 
00225 #define CONTEXT_FULL (CONTEXT_CONTROL|CONTEXT_INTEGER|CONTEXT_SEGMENTS)
00226 #define CONTEXT_ALL (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS |  \
00227                      CONTEXT_FLOATING_POINT | CONTEXT_DEBUG_REGISTERS |      \
00228                      CONTEXT_EXTENDED_REGISTERS)
00229 
00230 #define CONTEXT_XSTATE          (CONTEXT_i386 | 0x00000040L)
00231 
00232 #endif /* !defined(RC_INVOKED) */
00233 
00234 typedef struct _FLOATING_SAVE_AREA {
00235   ULONG ControlWord;
00236   ULONG StatusWord;
00237   ULONG TagWord;
00238   ULONG ErrorOffset;
00239   ULONG ErrorSelector;
00240   ULONG DataOffset;
00241   ULONG DataSelector;
00242   UCHAR RegisterArea[SIZE_OF_80387_REGISTERS];
00243   ULONG Cr0NpxState;
00244 } FLOATING_SAVE_AREA, *PFLOATING_SAVE_AREA;
00245 
00246 #include "pshpack4.h"
00247 typedef struct _CONTEXT {
00248   ULONG ContextFlags;
00249   ULONG Dr0;
00250   ULONG Dr1;
00251   ULONG Dr2;
00252   ULONG Dr3;
00253   ULONG Dr6;
00254   ULONG Dr7;
00255   FLOATING_SAVE_AREA FloatSave;
00256   ULONG SegGs;
00257   ULONG SegFs;
00258   ULONG SegEs;
00259   ULONG SegDs;
00260   ULONG Edi;
00261   ULONG Esi;
00262   ULONG Ebx;
00263   ULONG Edx;
00264   ULONG Ecx;
00265   ULONG Eax;
00266   ULONG Ebp;
00267   ULONG Eip;
00268   ULONG SegCs;
00269   ULONG EFlags;
00270   ULONG Esp;
00271   ULONG SegSs;
00272   UCHAR ExtendedRegisters[MAXIMUM_SUPPORTED_EXTENSION];
00273 } CONTEXT;
00274 #include "poppack.h"
00275 
00276 #define KeGetPcr()                      PCR
00277 
00278 #define PCR_MINOR_VERSION 1
00279 #define PCR_MAJOR_VERSION 1
00280 
00281 typedef struct _KPCR {
00282   union {
00283     NT_TIB NtTib;
00284     struct {
00285       struct _EXCEPTION_REGISTRATION_RECORD *Used_ExceptionList;
00286       PVOID Used_StackBase;
00287       PVOID Spare2;
00288       PVOID TssCopy;
00289       ULONG ContextSwitches;
00290       KAFFINITY SetMemberCopy;
00291       PVOID Used_Self;
00292     };
00293   };
00294   struct _KPCR *SelfPcr;
00295   struct _KPRCB *Prcb;
00296   KIRQL Irql;
00297   ULONG IRR;
00298   ULONG IrrActive;
00299   ULONG IDR;
00300   PVOID KdVersionBlock;
00301   struct _KIDTENTRY *IDT;
00302   struct _KGDTENTRY *GDT;
00303   struct _KTSS *TSS;
00304   USHORT MajorVersion;
00305   USHORT MinorVersion;
00306   KAFFINITY SetMember;
00307   ULONG StallScaleFactor;
00308   UCHAR SpareUnused;
00309   UCHAR Number;
00310   UCHAR Spare0;
00311   UCHAR SecondLevelCacheAssociativity;
00312   ULONG VdmAlert;
00313   ULONG KernelReserved[14];
00314   ULONG SecondLevelCacheSize;
00315   ULONG HalReserved[16];
00316 } KPCR, *PKPCR;
00317 
00318 FORCEINLINE
00319 ULONG
00320 KeGetCurrentProcessorNumber(VOID)
00321 {
00322     return (ULONG)__readfsbyte(FIELD_OFFSET(KPCR, Number));
00323 }
00324 
00325 $endif (_NTDDK_)
00326 
00327 
00328 
00329
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