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