include/xdk/ppc/ke.h

   1 $if (_WDMDDK_)
   2
   3 /* Interrupt request levels */
   4 #define PASSIVE_LEVEL                      0
   5 #define LOW_LEVEL                          0
   6 #define APC_LEVEL                          1
   7 #define DISPATCH_LEVEL                     2
   8 #define PROFILE_LEVEL                     27
   9 #define CLOCK1_LEVEL                      28
  10 #define CLOCK2_LEVEL                      28
  11 #define IPI_LEVEL                         29
  12 #define POWER_LEVEL                       30
  13 #define HIGH_LEVEL                        31
  14
  15 //
  16 // Used to contain PFNs and PFN counts
  17 //
  18 typedef ULONG PFN_COUNT;
  19 typedef ULONG PFN_NUMBER, *PPFN_NUMBER;
  20 typedef LONG SPFN_NUMBER, *PSPFN_NUMBER;
  21
  22
  23 typedef struct _KFLOATING_SAVE {
  24   ULONG Dummy;
  25 } KFLOATING_SAVE, *PKFLOATING_SAVE;
  26
  27 typedef struct _KPCR_TIB {
  28   PVOID ExceptionList;         /* 00 */
  29   PVOID StackBase;             /* 04 */
  30   PVOID StackLimit;            /* 08 */
  31   PVOID SubSystemTib;          /* 0C */
  32   _ANONYMOUS_UNION union {
  33     PVOID FiberData;           /* 10 */
  34     ULONG Version;             /* 10 */
  35   } DUMMYUNIONNAME;
  36   PVOID ArbitraryUserPointer;  /* 14 */
  37   struct _KPCR_TIB *Self;       /* 18 */
  38 } KPCR_TIB, *PKPCR_TIB;         /* 1C */
  39
  40 #define PCR_MINOR_VERSION 1
  41 #define PCR_MAJOR_VERSION 1
  42
  43 typedef struct _KPCR {
  44   KPCR_TIB Tib;                /* 00 */
  45   struct _KPCR *Self;          /* 1C */
  46   struct _KPRCB *Prcb;         /* 20 */
  47   KIRQL Irql;                  /* 24 */
  48   ULONG IRR;                   /* 28 */
  49   ULONG IrrActive;             /* 2C */
  50   ULONG IDR;                   /* 30 */
  51   PVOID KdVersionBlock;        /* 34 */
  52   PUSHORT IDT;                 /* 38 */
  53   PUSHORT GDT;                 /* 3C */
  54   struct _KTSS *TSS;           /* 40 */
  55   USHORT MajorVersion;         /* 44 */
  56   USHORT MinorVersion;         /* 46 */
  57   KAFFINITY SetMember;         /* 48 */
  58   ULONG StallScaleFactor;      /* 4C */
  59   UCHAR SpareUnused;           /* 50 */
  60   UCHAR Number;                /* 51 */
  61 } KPCR, *PKPCR;                /* 54 */
  62
  63 #define KeGetPcr()                      PCR
  64
  65 #define YieldProcessor() __asm__ __volatile__("nop");
  66
  67 FORCEINLINE
  68 ULONG
  69 NTAPI
  70 KeGetCurrentProcessorNumber(VOID)
  71 {
  72   ULONG Number;
  73   __asm__ __volatile__ (
  74     "lwz %0, %c1(12)\n"
  75     : "=r" (Number)
  76     : "i" (FIELD_OFFSET(KPCR, Number))
  77   );
  78   return Number;
  79 }
  80
  81 NTHALAPI
  82 VOID
  83 FASTCALL
  84 KfLowerIrql(
  85   IN KIRQL NewIrql);
  86 #define KeLowerIrql(a) KfLowerIrql(a)
  87
  88 NTHALAPI
  89 KIRQL
  90 FASTCALL
  91 KfRaiseIrql(
  92   IN KIRQL NewIrql);
  93 #define KeRaiseIrql(a,b) *(b) = KfRaiseIrql(a)
  94
  95 NTHALAPI
  96 KIRQL
  97 NTAPI
  98 KeRaiseIrqlToDpcLevel(VOID);
  99
 100 NTHALAPI
 101 KIRQL
 102 NTAPI
 103 KeRaiseIrqlToSynchLevel(VOID);
 104
 105 $endif
 106
 107