sdk/include/xdk/ppc/ke.h

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