reactos/include/reactos/arm/armddk.h

   1 #ifndef _ARMDDK_
   2 #define _ARMDDK_
   3
   4 //
   5 // Page size
   6 //
   7 #ifndef PAGE_SIZE
   8 #define PAGE_SIZE 0x1000
   9 #endif
  10
  11 #ifndef _WINNT_H
  12 //
  13 // IRQLs
  14 //
  15 #define PASSIVE_LEVEL                     0
  16 #define LOW_LEVEL                         0
  17 #define APC_LEVEL                         1
  18 #define DISPATCH_LEVEL                    2
  19 #define SYNCH_LEVEL                       DISPATCH_LEVEL
  20 #define PROFILE_LEVEL                     27
  21 #define CLOCK1_LEVEL                      28
  22 #define CLOCK2_LEVEL                      28
  23 #define IPI_LEVEL                         29
  24 #define POWER_LEVEL                       30
  25 #define HIGH_LEVEL                        31
  26 #endif
  27
  28 //
  29 // FIXME: mmtypes.h?
  30 //
  31 #define KIPCR                   0xFFFFF000
  32 #define KI_USER_SHARED_DATA     0xFFFFE000
  33 #define USPCR                   0x7FFF0000
  34 #define PCR                     ((volatile KPCR * const)KIPCR)
  35 #define USERPCR                 ((volatile KPCR * const)USPCR)
  36 #define KeGetPcr()              PCR
  37 #ifndef _WINNT_H
  38 #define SharedUserData          ((KUSER_SHARED_DATA * const)KI_USER_SHARED_DATA)
  39
  40 //
  41 // Address space layout
  42 //
  43 extern PVOID MmHighestUserAddress;
  44 extern PVOID MmSystemRangeStart;
  45 extern ULONG_PTR MmUserProbeAddress;
  46 #define MM_HIGHEST_USER_ADDRESS           MmHighestUserAddress
  47 #define MM_SYSTEM_RANGE_START             MmSystemRangeStart
  48 #define MM_USER_PROBE_ADDRESS             MmUserProbeAddress
  49 #define MM_LOWEST_USER_ADDRESS            (PVOID)0x10000
  50 #define MM_LOWEST_SYSTEM_ADDRESS          (PVOID)0xC1400000
  51
  52 //
  53 // Maximum IRQs
  54 //
  55 #define MAXIMUM_VECTOR          16
  56
  57 //
  58 // Just read it from the PCR
  59 //
  60 #define KeGetCurrentProcessorNumber()  (int)PCR->Number
  61 #define KeGetCurrentIrql()             PCR->CurrentIrql
  62 #define _KeGetCurrentThread()          PCR->CurrentThread
  63 #define _KeGetPreviousMode()           PCR->CurrentThread->PreviousMode
  64 #define _KeIsExecutingDpc()            (PCR->DpcRoutineActive != 0)
  65 #define KeGetCurrentThread()           _KeGetCurrentThread()
  66 #define KeGetPreviousMode()            _KeGetPreviousMode()
  67 #define KeGetDcacheFillSize()          PCR->DcacheFillSize
  68
  69
  70 //
  71 // Used to contain PFNs and PFN counts
  72 //
  73 typedef ULONG PFN_COUNT;
  74 typedef ULONG PFN_NUMBER, *PPFN_NUMBER;
  75 typedef LONG SPFN_NUMBER, *PSPFN_NUMBER;
  76
  77 //
  78 // Stub
  79 //
  80 typedef struct _KFLOATING_SAVE
  81 {
  82     ULONG Reserved;
  83 } KFLOATING_SAVE, *PKFLOATING_SAVE;
  84
  85 /* The following flags control the contents of the CONTEXT structure. */
  86 #define CONTEXT_ARM    0x0000040
  87 #define CONTEXT_CONTROL         (CONTEXT_ARM | 0x00000001L)
  88 #define CONTEXT_INTEGER         (CONTEXT_ARM | 0x00000002L)
  89 #define CONTEXT_FULL (CONTEXT_CONTROL | CONTEXT_INTEGER)
  90
  91 typedef struct _CONTEXT {
  92         /* The flags values within this flag control the contents of
  93            a CONTEXT record.
  94
  95            If the context record is used as an input parameter, then
  96            for each portion of the context record controlled by a flag
  97            whose value is set, it is assumed that that portion of the
  98            context record contains valid context. If the context record
  99            is being used to modify a thread's context, then only that
 100            portion of the threads context will be modified.
 101
 102            If the context record is used as an IN OUT parameter to capture
 103            the context of a thread, then only those portions of the thread's
 104            context corresponding to set flags will be returned.
 105
 106            The context record is never used as an OUT only parameter. */
 107
 108         ULONG ContextFlags;
 109
 110         /* This section is specified/returned if the ContextFlags word contains
 111            the flag CONTEXT_INTEGER. */
 112         ULONG R0;
 113         ULONG R1;
 114         ULONG R2;
 115         ULONG R3;
 116         ULONG R4;
 117         ULONG R5;
 118         ULONG R6;
 119         ULONG R7;
 120         ULONG R8;
 121         ULONG R9;
 122         ULONG R10;
 123         ULONG R11;
 124         ULONG R12;
 125
 126         ULONG Sp;
 127         ULONG Lr;
 128         ULONG Pc;
 129         ULONG Psr;
 130 } CONTEXT;
 131 #endif
 132
 133 //
 134 // Processor Control Region
 135 // On ARM, it's actually readable from user-mode, much like KUSER_SHARED_DATA
 136 //
 137 #ifdef _WINNT_H
 138 typedef
 139 VOID
 140 (*PKINTERRUPT_ROUTINE)(VOID);
 141 #endif
 142 typedef struct _KPCR
 143 {
 144     ULONG MinorVersion;
 145     ULONG MajorVersion;
 146     PKINTERRUPT_ROUTINE InterruptRoutine[32];
 147     PVOID XcodeDispatch;
 148     ULONG FirstLevelDcacheSize;
 149     ULONG FirstLevelDcacheFillSize;
 150     ULONG FirstLevelIcacheSize;
 151     ULONG FirstLevelIcacheFillSize;
 152     ULONG SecondLevelDcacheSize;
 153     ULONG SecondLevelDcacheFillSize;
 154     ULONG SecondLevelIcacheSize;
 155     ULONG SecondLevelIcacheFillSize;
 156     struct _KPRCB *Prcb;
 157     struct _TEB *Teb;
 158     PVOID TlsArray;
 159     ULONG DcacheFillSize;
 160     ULONG IcacheAlignment;
 161     ULONG IcacheFillSize;
 162     ULONG ProcessorId;
 163     ULONG ProfileInterval;
 164     ULONG ProfileCount;
 165     ULONG StallExecutionCount;
 166     ULONG StallScaleFactor;
 167     CCHAR Number;
 168     PVOID DataBusError;
 169     PVOID InstructionBusError;
 170     ULONG CachePolicy;
 171     ULONG AlignedCachePolicy;
 172     UCHAR IrqlMask[32];
 173     ULONG IrqlTable[32];
 174     UCHAR CurrentIrql;
 175     KAFFINITY SetMember;
 176     struct _KTHREAD *CurrentThread;
 177     ULONG ReservedVectors;
 178     KAFFINITY NotMember;
 179     ULONG SystemReserved[6];
 180     ULONG DcacheAlignment;
 181     ULONG HalReserved[64];
 182     BOOLEAN FirstLevelActive;
 183     BOOLEAN DpcRoutineActive;
 184     ULONG CurrentPid;
 185     BOOLEAN OnInterruptStack;
 186     PVOID SavedInitialStack;
 187     PVOID SavedStackLimit;
 188     PVOID SystemServiceDispatchStart;
 189     PVOID SystemServiceDispatchEnd;
 190     PVOID InterruptStack;
 191     PVOID PanicStack;
 192     PVOID BadVaddr;
 193     PVOID InitialStack;
 194     PVOID StackLimit;
 195     ULONG QuantumEnd;
 196     PVOID PerfGlobalGroupMask;
 197     ULONG ContextSwitches;
 198 } KPCR, *PKPCR;
 199
 200 //
 201 // Get the current TEB
 202 //
 203 FORCEINLINE
 204 struct _TEB* NtCurrentTeb(VOID)
 205 {
 206     return (struct _TEB*)USERPCR->Teb;
 207 }
 208
 209 #ifndef _WINNT_H
 210 //
 211 // IRQL Support on ARM is similar to MIPS/ALPHA
 212 //
 213 KIRQL
 214 KfRaiseIrql(
 215     IN KIRQL NewIrql
 216 );
 217
 218 VOID
 219 KfLowerIrql(
 220     IN KIRQL NewIrql
 221 );
 222
 223 KIRQL
 224 KeRaiseIrqlToSynchLevel(
 225     VOID
 226 );
 227
 228 KIRQL
 229 KeRaiseIrqlToDpcLevel(
 230     VOID
 231 );
 232
 233 #define KeLowerIrql(NewIrql) KfLowerIrql(NewIrql)
 234 #define KeRaiseIrql(NewIrql, OldIrql) *(OldIrql) = KfRaiseIrql(NewIrql)
 235
 236 //
 237 // Cache clean and flush
 238 //
 239 VOID
 240 HalSweepDcache(
 241     VOID
 242 );
 243
 244 VOID
 245 HalSweepIcache(
 246     VOID
 247 );
 248 #endif
 249
 250 //
 251 // Intrinsics
 252 //
 253 #define InterlockedDecrement _InterlockedDecrement
 254 #define InterlockedIncrement _InterlockedIncrement
 255 #define InterlockedExchange  _InterlockedExchange
 256 #endif