reactos/include/ndk/arm/ketypes.h

   1 /*++ NDK Version: 0098
   2
   3 Copyright (c) Alex Ionescu.  All rights reserved.
   4
   5 Header Name:
   6
   7     ketypes.h (ARM)
   8
   9 Abstract:
  10
  11     ARM Type definitions for the Kernel services.
  12
  13 Author:
  14
  15     Alex Ionescu (alexi@tinykrnl.org) - Updated - 27-Feb-2006
  16
  17 --*/
  18
  19 #ifndef _ARM_KETYPES_H
  20 #define _ARM_KETYPES_H
  21
  22 //
  23 // Dependencies
  24 //
  25
  26 //
  27 // IRQLs
  28 //
  29 #define PASSIVE_LEVEL           0
  30 #define LOW_LEVEL               0
  31 #define APC_LEVEL               1
  32 #define DISPATCH_LEVEL          2
  33 #define IPI_LEVEL               7
  34 #define POWER_LEVEL             7
  35 #define PROFILE_LEVEL           8
  36 #define HIGH_LEVEL              8
  37 #define SYNCH_LEVEL             (IPI_LEVEL - 1)
  38
  39 //
  40 // IPI Types
  41 //
  42 #define IPI_APC                 1
  43 #define IPI_DPC                 2
  44 #define IPI_FREEZE              4
  45 #define IPI_PACKET_READY        8
  46 #define IPI_SYNCH_REQUEST       16
  47
  48 //
  49 // PRCB Flags
  50 //
  51 #define PRCB_MAJOR_VERSION      1
  52 #define PRCB_BUILD_DEBUG        1
  53 #define PRCB_BUILD_UNIPROCESSOR 2
  54
  55 //
  56 // HAL Variables
  57 //
  58 #define INITIAL_STALL_COUNT     0x64
  59
  60 //
  61 // Static Kernel-Mode Address start (use MM_KSEG0_BASE for actual)
  62 //
  63 #define KSEG0_BASE              0x80000000
  64
  65 //
  66 // FIXME: mmtypes.h?
  67 //
  68 #define KIPCR                   0xFFFFF000
  69 #define USPCR                   0x7FFF0000
  70 #define PCR                     ((volatile KPCR * const)USPCR)
  71 #define USERPCR                 ((volatile KPCR * const)KIPCR)
  72
  73 //
  74 // Synchronization-level IRQL
  75 //
  76 #define SYNCH_LEVEL             DISPATCH_LEVEL
  77
  78 //
  79 // Trap Frame Definition
  80 //
  81 typedef struct _KTRAP_FRAME
  82 {
  83     ULONG R0;
  84     ULONG R1;
  85     ULONG R2;
  86     ULONG R3;
  87     ULONG R4;
  88     ULONG R5;
  89     ULONG R6;
  90     ULONG R7;
  91     ULONG R8;
  92     ULONG R9;
  93     ULONG R10;
  94     ULONG R11;
  95     ULONG R12;
  96     ULONG Sp;
  97     ULONG Lr;
  98     ULONG Pc;
  99     ULONG Psr;
 100     UCHAR ExceptionRecord[(sizeof(EXCEPTION_RECORD) + 7) & (~7)];
 101     UCHAR OldIrql;
 102     UCHAR PreviousMode;
 103     ULONG Fpscr;
 104     ULONG FpExc;
 105     ULONG S[33];
 106     ULONG FpExtra[8];
 107 } KTRAP_FRAME, *PKTRAP_FRAME;
 108
 109 //
 110 // Processor Control Region
 111 // On ARM, it's actually readable from user-mode, much like KUSER_SHARED_DATA
 112 //
 113 #ifdef NTOS_MODE_USER
 114 #define PKINTERRUPT_ROUTINE PVOID // Hack!
 115 #endif
 116 typedef struct _KPCR
 117 {
 118     ULONG MinorVersion;
 119     ULONG MajorVersion;
 120     PKINTERRUPT_ROUTINE InterruptRoutine[64];
 121     PVOID XcodeDispatch;
 122     ULONG FirstLevelDcacheSize;
 123     ULONG FirstLevelDcacheFillSize;
 124     ULONG FirstLevelIcacheSize;
 125     ULONG FirstLevelIcacheFillSize;
 126     ULONG SecondLevelDcacheSize;
 127     ULONG SecondLevelDcacheFillSize;
 128     ULONG SecondLevelIcacheSize;
 129     ULONG SecondLevelIcacheFillSize;
 130     struct _KPRCB *Prcb;
 131     struct _TEB *Teb;
 132     PVOID TlsArray;
 133     ULONG DcacheFillSize;
 134     ULONG IcacheAlignment;
 135     ULONG IcacheFillSize;
 136     ULONG ProcessorId;
 137     ULONG ProfileInterval;
 138     ULONG ProfileCount;
 139     ULONG StallExecutionCount;
 140     ULONG StallScaleFactor;
 141     CCHAR Number;
 142     PVOID DataBusError;
 143     PVOID InstructionBusError;
 144     ULONG CachePolicy;
 145     UCHAR IrqlMask[64];
 146     UCHAR IrqlTable[64];
 147     UCHAR CurrentIrql;
 148     KAFFINITY SetMember;
 149     struct _KTHREAD *CurrentThread;
 150     KAFFINITY NotMember;
 151     ULONG SystemReserved[6];
 152     ULONG DcacheAlignment;
 153     ULONG HalReserved[64];
 154     BOOLEAN FirstLevelActive;
 155     BOOLEAN DpcRoutineActive;
 156     ULONG CurrentPid;
 157     BOOLEAN OnInterruptStack;
 158     PVOID SavedInitialStack;
 159     PVOID SavedStackLimit;
 160     PVOID SystemServiceDispatchStart;
 161     PVOID SystemServiceDispatchEnd;
 162     PVOID InterruptStack;
 163     PVOID PanicStack;
 164     PVOID BadVaddr;
 165     PVOID InitialStack;
 166     PVOID StackLimit;
 167     ULONG QuantumEnd;
 168 } KPCR, *PKPCR;
 169
 170 #ifndef NTOS_MODE_USER
 171 //
 172 // Stub
 173 //
 174 typedef struct _KFLOATING_SAVE
 175 {
 176     ULONG Reserved;
 177 } KFLOATING_SAVE, *PKFLOATING_SAVE;
 178
 179 //
 180 // Processor Region Control Block
 181 //
 182 typedef struct _KPRCB
 183 {
 184     USHORT MinorVersion;
 185     USHORT MajorVersion;
 186     struct _KTHREAD *CurrentThread;
 187     struct _KTHREAD *NextThread;
 188     struct _KTHREAD *IdleThread;
 189     UCHAR Number;
 190     //
 191     // TODO
 192     //
 193 } KPRCB, *PKPRCB;
 194
 195 //
 196 // Macro to get current KPRCB
 197 //
 198 FORCEINLINE
 199 struct _KPRCB *
 200 KeGetCurrentPrcb(VOID)
 201 {
 202     return PCR->Prcb;
 203 }
 204
 205 //
 206 // Macro to get current CPU
 207 //
 208 FORCEINLINE
 209 ULONG
 210 DDKAPI
 211 KeGetCurrentProcessorNumber(VOID)
 212 {
 213     return PCR->Number;
 214 }
 215
 216 #endif
 217 #endif