rom/exec/exec_intern.h

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Private data belonging to exec.library
   6     Lang:
   7 */
   8 #ifndef __EXEC_INTERN_H__
   9 #define __EXEC_INTERN_H__
  10
  11 /* Needed for aros_print_not_implemented macro */
  12 #include <aros/debug.h>
  13
  14 /* This is a short file that contains a few things every Exec function
  15     needs */
  16
  17 #ifndef AROS_SYSTEM_H
  18 #   include <aros/system.h>
  19 #endif
  20 #ifndef AROS_LIBCALL_H
  21 #   include <aros/libcall.h>
  22 #endif
  23 #ifndef EXEC_EXECBASE_H
  24 #   include <exec/execbase.h>
  25 #endif
  26 #ifndef PROTO_EXEC_H
  27 #   include <proto/exec.h>
  28 #endif
  29
  30 #include <exec_platform.h>
  31
  32 #define ALERT_BUFFER_SIZE 2048
  33
  34 /* Internals of this structure are host-specific, we don't know them here */
  35 struct HostInterface;
  36
  37 /* A private portion of ExecBase */
  38 struct IntExecBase
  39 {
  40     struct ExecBase pub;
  41     struct List ResetHandlers;                  /* Reset handlers list                                  */
  42     struct MinList AllocMemList;                /* Mungwall allocations list                            */
  43     struct SignalSemaphore MemListSem;          /* Memory list protection semaphore                     */
  44     struct SignalSemaphore LowMemSem;           /* Lock for single-threading low memory handlers        */
  45     APTR   KernelBase;                          /* kernel.resource base                                 */
  46     struct Library *DebugBase;                  /* debug.library base                                   */
  47     ULONG  PageSize;                            /* Memory page size                                     */
  48     ULONG  IntFlags;                            /* Internal flags, see below                            */
  49     struct MsgPort *RemTaskPort;                /* port used for RemTask() memory cleanup               */
  50     struct Exec_PlatformData PlatformData;      /* Platform-specific stuff                              */
  51     char   AlertBuffer[ALERT_BUFFER_SIZE];      /* Buffer for alert text                                */
  52 };
  53
  54 #define PrivExecBase(base) ((struct IntExecBase *)base)
  55 #define PD(base)   PrivExecBase(base)->PlatformData
  56 #define KernelBase PrivExecBase(SysBase)->KernelBase
  57 #define DebugBase  PrivExecBase(SysBase)->DebugBase
  58
  59 /* IntFlags */
  60 #define EXECF_MungWall   0x0001 /* This flag can't be changed at runtime */
  61 #define EXECF_StackSnoop 0x0002
  62
  63 #if UseLVOs
  64 extern void __AROS_InitExecBase (void);
  65 #endif
  66
  67 APTR allocBootMem(struct MemHeader *mh, ULONG size);
  68 struct ExecBase *PrepareExecBase(struct MemHeader *mh, struct TagItem *tags);
  69 struct ExecBase *PrepareExecBaseMove(struct ExecBase *oldSysBase);
  70 BOOL Exec_PreparePlatform(struct Exec_PlatformData *pdata, struct TagItem *tags);
  71
  72 void InitKickTags(struct ExecBase *SysBase);
  73 UWORD GetSysBaseChkSum(struct ExecBase *sysbase);
  74 void SetSysBaseChkSum(void);
  75 BOOL IsSysBaseValid(struct ExecBase *sysbase);
  76
  77 IPTR cpu_SuperState();
  78
  79 #endif /* __EXEC_INTERN_H__ */