arch/all-mingw32/kernel/cpu_arm.h

   1 #ifdef __AROS__
   2
   3 /*
   4  * This was taken from Mingw32ce's winnt.h
   5  * Ouch, ouch, ouch... We don't have VFP data... No floating point in AROS, sorry. :(
   6  */
   7
   8 /* Context flags */
   9 #define CONTEXT_ARM     0x0000040
  10 #define CONTEXT_CONTROL (CONTEXT_ARM | 0x00000001L)
  11 #define CONTEXT_INTEGER (CONTEXT_ARM | 0x00000002L)
  12 #define CONTEXT_FULL    (CONTEXT_CONTROL | CONTEXT_INTEGER)
  13
  14 typedef struct _CONTEXT
  15 {
  16     ULONG ContextFlags;
  17     ULONG R0;
  18     ULONG R1;
  19     ULONG R2;
  20     ULONG R3;
  21     ULONG R4;
  22     ULONG R5;
  23     ULONG R6;
  24     ULONG R7;
  25     ULONG R8;
  26     ULONG R9;
  27     ULONG R10;
  28     ULONG R11;
  29     ULONG R12;
  30     ULONG Sp;
  31     ULONG Lr;
  32     ULONG Pc;
  33     ULONG Psr;
  34 } CONTEXT;
  35
  36 /* Complete context frame, with Windows private data */
  37 struct AROSCPUContext
  38 {
  39     struct ExceptionContext regs; /* Public portion             */
  40     ULONG LastError;              /* LastError code             */
  41 };
  42
  43 /*
  44  * Thank you Microsoft! :( You gave us no FPU. Because of this
  45  * our register save/restore functions are so simple...
  46  */
  47
  48 #define TRAP_SAVEREGS(regs, ctx)                       \
  49     ctx.Flags = 0;                                     \
  50     CopyMemQuick(&regs->R0, ctx.r, 17 * sizeof(ULONG))
  51
  52 #define TRAP_RESTOREREGS(regs, ctx)                    \
  53     regs->ContextFlags = CONTEXT_FULL;                 \
  54     CopyMemQuick(ctx.r, &regs->R0, 17 * sizeof(ULONG))
  55
  56 #define SAVEREGS(regs, ctx)    TRAP_SAVEREGS(regs, ctx->regs)
  57 #define RESTOREREGS(regs, ctx) TRAP_RESTOREREGS(regs, ctx->regs)
  58
  59 #define COPY_FPU(src, dest)
  60
  61 #define GET_SP(ctx) (void *)ctx->regs.sp
  62
  63 #define EXCEPTIONS_COUNT 18
  64
  65 #endif /* __AROS__ */
  66
  67 #define PRINT_CPUCONTEXT(ctx)                               \
  68     bug ("    R0=%08lX  R1=%08lX  R2 =%08lX  R3 =%08lX\n"   \
  69          "    R4=%08lX  R5=%08lX  R6 =%08lX  R7 =%08lX\n"   \
  70          "    R8=%08lX  R9=%08lX  R10=%08lX  R11=%08lX\n"   \
  71          "    IP=%08lX  SP=%08lX  LR =%08lX  PC =%08lX\n"   \
  72          "    CPSR=%08lX\n"                                 \
  73             , (ctx)->R0 , (ctx)->R1, (ctx)->R2 , (ctx)->R3  \
  74             , (ctx)->R4 , (ctx)->R5, (ctx)->R6 , (ctx)->R7  \
  75             , (ctx)->R8 , (ctx)->R9, (ctx)->R10, (ctx)->R11 \
  76             , (ctx)->R12, (ctx)->Sp, (ctx)->Lr , (ctx)->Pc  \
  77             , (ctx)->Psr                                    \
  78         )
  79
  80 #define CONTEXT_INIT_FLAGS(ctx) (ctx)->ContextFlags = CONTEXT_FULL
  81
  82 #define PC(regs) regs->Pc
  83 #define R0(regs) regs->R0