include/xdk/amd64/ke.h

   1 $if (_WDMDDK_)
   2 /** Kernel definitions for AMD64 **/
   3
   4 /* Interrupt request levels */
   5 #define PASSIVE_LEVEL           0
   6 #define LOW_LEVEL               0
   7 #define APC_LEVEL               1
   8 #define DISPATCH_LEVEL          2
   9 #define CMCI_LEVEL              5
  10 #define CLOCK_LEVEL             13
  11 #define IPI_LEVEL               14
  12 #define DRS_LEVEL               14
  13 #define POWER_LEVEL             14
  14 #define PROFILE_LEVEL           15
  15 #define HIGH_LEVEL              15
  16
  17 #define KI_USER_SHARED_DATA     0xFFFFF78000000000ULL
  18 #define SharedUserData          ((PKUSER_SHARED_DATA const)KI_USER_SHARED_DATA)
  19 #define SharedInterruptTime     (KI_USER_SHARED_DATA + 0x8)
  20 #define SharedSystemTime        (KI_USER_SHARED_DATA + 0x14)
  21 #define SharedTickCount         (KI_USER_SHARED_DATA + 0x320)
  22
  23 #define PAGE_SIZE               0x1000
  24 #define PAGE_SHIFT              12L
  25
  26 #define EFLAG_SIGN              0x8000
  27 #define EFLAG_ZERO              0x4000
  28 #define EFLAG_SELECT            (EFLAG_SIGN | EFLAG_ZERO)
  29
  30 #define RESULT_NEGATIVE         ((EFLAG_SIGN & ~EFLAG_ZERO) & EFLAG_SELECT)
  31 #define RESULT_ZERO             ((~EFLAG_SIGN & EFLAG_ZERO) & EFLAG_SELECT)
  32 #define RESULT_POSITIVE         ((~EFLAG_SIGN & ~EFLAG_ZERO) & EFLAG_SELECT)
  33
  34
  35 typedef struct _KFLOATING_SAVE {
  36   ULONG Dummy;
  37 } KFLOATING_SAVE, *PKFLOATING_SAVE;
  38
  39 typedef XSAVE_FORMAT XMM_SAVE_AREA32, *PXMM_SAVE_AREA32;
  40
  41 #define KeQueryInterruptTime() \
  42     (*(volatile ULONG64*)SharedInterruptTime)
  43
  44 #define KeQuerySystemTime(CurrentCount) \
  45     *(ULONG64*)(CurrentCount) = *(volatile ULONG64*)SharedSystemTime
  46
  47 #define KeQueryTickCount(CurrentCount) \
  48     *(ULONG64*)(CurrentCount) = *(volatile ULONG64*)SharedTickCount
  49
  50 #define KeGetDcacheFillSize() 1L
  51
  52 #define YieldProcessor _mm_pause
  53
  54 FORCEINLINE
  55 KIRQL
  56 KeGetCurrentIrql(VOID)
  57 {
  58   return (KIRQL)__readcr8();
  59 }
  60
  61 FORCEINLINE
  62 VOID
  63 KeLowerIrql(IN KIRQL NewIrql)
  64 {
  65   //ASSERT(KeGetCurrentIrql() >= NewIrql);
  66   __writecr8(NewIrql);
  67 }
  68
  69 FORCEINLINE
  70 KIRQL
  71 KfRaiseIrql(IN KIRQL NewIrql)
  72 {
  73   KIRQL OldIrql;
  74
  75   OldIrql = __readcr8();
  76   //ASSERT(OldIrql <= NewIrql);
  77   __writecr8(NewIrql);
  78   return OldIrql;
  79 }
  80 #define KeRaiseIrql(a,b) *(b) = KfRaiseIrql(a)
  81
  82 FORCEINLINE
  83 KIRQL
  84 KeRaiseIrqlToDpcLevel(VOID)
  85 {
  86   return KfRaiseIrql(DISPATCH_LEVEL);
  87 }
  88
  89 FORCEINLINE
  90 KIRQL
  91 KeRaiseIrqlToSynchLevel(VOID)
  92 {
  93   return KfRaiseIrql(12); // SYNCH_LEVEL = IPI_LEVEL - 2
  94 }
  95
  96 FORCEINLINE
  97 PKTHREAD
  98 KeGetCurrentThread(VOID)
  99 {
 100   return (struct _KTHREAD *)__readgsqword(0x188);
 101 }
 102
 103 /* VOID
 104  * KeFlushIoBuffers(
 105  *   IN PMDL Mdl,
 106  *   IN BOOLEAN ReadOperation,
 107  *   IN BOOLEAN DmaOperation)
 108  */
 109 #define KeFlushIoBuffers(_Mdl, _ReadOperation, _DmaOperation)
 110
 111 /* x86 and x64 performs a 0x2C interrupt */
 112 #define DbgRaiseAssertionFailure __int2c
 113
 114 $endif /* _WDMDDK_ */
 115 $if (_NTDDK_)
 116
 117 #define PAUSE_PROCESSOR YieldProcessor();
 118
 119 #define KERNEL_STACK_SIZE 0x6000
 120 #define KERNEL_LARGE_STACK_SIZE 0x12000
 121 #define KERNEL_LARGE_STACK_COMMIT KERNEL_STACK_SIZE
 122
 123 #define KERNEL_MCA_EXCEPTION_STACK_SIZE 0x2000
 124
 125 #define EXCEPTION_READ_FAULT    0
 126 #define EXCEPTION_WRITE_FAULT   1
 127 #define EXCEPTION_EXECUTE_FAULT 8
 128
 129 #if !defined(RC_INVOKED)
 130
 131 #define CONTEXT_AMD64 0x100000
 132
 133 #define CONTEXT_CONTROL (CONTEXT_AMD64 | 0x1L)
 134 #define CONTEXT_INTEGER (CONTEXT_AMD64 | 0x2L)
 135 #define CONTEXT_SEGMENTS (CONTEXT_AMD64 | 0x4L)
 136 #define CONTEXT_FLOATING_POINT (CONTEXT_AMD64 | 0x8L)
 137 #define CONTEXT_DEBUG_REGISTERS (CONTEXT_AMD64 | 0x10L)
 138
 139 #define CONTEXT_FULL (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_FLOATING_POINT)
 140 #define CONTEXT_ALL (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS | CONTEXT_FLOATING_POINT | CONTEXT_DEBUG_REGISTERS)
 141
 142 #define CONTEXT_XSTATE (CONTEXT_AMD64 | 0x20L)
 143
 144 #define CONTEXT_EXCEPTION_ACTIVE 0x8000000
 145 #define CONTEXT_SERVICE_ACTIVE 0x10000000
 146 #define CONTEXT_EXCEPTION_REQUEST 0x40000000
 147 #define CONTEXT_EXCEPTION_REPORTING 0x80000000
 148
 149 #endif /* !defined(RC_INVOKED) */
 150
 151 #define INITIAL_MXCSR                  0x1f80
 152 #define INITIAL_FPCSR                  0x027f
 153
 154 typedef struct DECLSPEC_ALIGN(16) _CONTEXT {
 155   ULONG64 P1Home;
 156   ULONG64 P2Home;
 157   ULONG64 P3Home;
 158   ULONG64 P4Home;
 159   ULONG64 P5Home;
 160   ULONG64 P6Home;
 161   ULONG ContextFlags;
 162   ULONG MxCsr;
 163   USHORT SegCs;
 164   USHORT SegDs;
 165   USHORT SegEs;
 166   USHORT SegFs;
 167   USHORT SegGs;
 168   USHORT SegSs;
 169   ULONG EFlags;
 170   ULONG64 Dr0;
 171   ULONG64 Dr1;
 172   ULONG64 Dr2;
 173   ULONG64 Dr3;
 174   ULONG64 Dr6;
 175   ULONG64 Dr7;
 176   ULONG64 Rax;
 177   ULONG64 Rcx;
 178   ULONG64 Rdx;
 179   ULONG64 Rbx;
 180   ULONG64 Rsp;
 181   ULONG64 Rbp;
 182   ULONG64 Rsi;
 183   ULONG64 Rdi;
 184   ULONG64 R8;
 185   ULONG64 R9;
 186   ULONG64 R10;
 187   ULONG64 R11;
 188   ULONG64 R12;
 189   ULONG64 R13;
 190   ULONG64 R14;
 191   ULONG64 R15;
 192   ULONG64 Rip;
 193   union {
 194     XMM_SAVE_AREA32 FltSave;
 195     struct {
 196       M128A Header[2];
 197       M128A Legacy[8];
 198       M128A Xmm0;
 199       M128A Xmm1;
 200       M128A Xmm2;
 201       M128A Xmm3;
 202       M128A Xmm4;
 203       M128A Xmm5;
 204       M128A Xmm6;
 205       M128A Xmm7;
 206       M128A Xmm8;
 207       M128A Xmm9;
 208       M128A Xmm10;
 209       M128A Xmm11;
 210       M128A Xmm12;
 211       M128A Xmm13;
 212       M128A Xmm14;
 213       M128A Xmm15;
 214     } DUMMYSTRUCTNAME;
 215   } DUMMYUNIONNAME;
 216   M128A VectorRegister[26];
 217   ULONG64 VectorControl;
 218   ULONG64 DebugControl;
 219   ULONG64 LastBranchToRip;
 220   ULONG64 LastBranchFromRip;
 221   ULONG64 LastExceptionToRip;
 222   ULONG64 LastExceptionFromRip;
 223 } CONTEXT;
 224
 225 #define PCR_MINOR_VERSION 1
 226 #define PCR_MAJOR_VERSION 1
 227
 228 typedef struct _KPCR
 229 {
 230     _ANONYMOUS_UNION union
 231     {
 232         NT_TIB NtTib;
 233         _ANONYMOUS_STRUCT struct
 234         {
 235             union _KGDTENTRY64 *GdtBase;
 236             struct _KTSS64 *TssBase;
 237             ULONG64 UserRsp;
 238             struct _KPCR *Self;
 239             struct _KPRCB *CurrentPrcb;
 240             PKSPIN_LOCK_QUEUE LockArray;
 241             PVOID Used_Self;
 242         };
 243     };
 244     union _KIDTENTRY64 *IdtBase;
 245     ULONG64 Unused[2];
 246     KIRQL Irql;
 247     UCHAR SecondLevelCacheAssociativity;
 248     UCHAR ObsoleteNumber;
 249     UCHAR Fill0;
 250     ULONG Unused0[3];
 251     USHORT MajorVersion;
 252     USHORT MinorVersion;
 253     ULONG StallScaleFactor;
 254     PVOID Unused1[3];
 255     ULONG KernelReserved[15];
 256     ULONG SecondLevelCacheSize;
 257     ULONG HalReserved[16];
 258     ULONG Unused2;
 259     PVOID KdVersionBlock;
 260     PVOID Unused3;
 261     ULONG PcrAlign1[24];
 262 } KPCR, *PKPCR;
 263
 264 FORCEINLINE
 265 PKPCR
 266 KeGetPcr(VOID)
 267 {
 268     return (PKPCR)__readgsqword(FIELD_OFFSET(KPCR, Self));
 269 }
 270
 271 FORCEINLINE
 272 ULONG
 273 KeGetCurrentProcessorNumber(VOID)
 274 {
 275     return (ULONG)__readgsword(0x184);
 276 }
 277
 278 $endif /* _NTDDK_ */