start12.h

ucos-ii for gcc-elf-68k

/*****************************************************
      start12.h - datastructures for startup
 ----------------------------------------------------
   Copyright (c) Metrowerks, Basel, Switzerland
               All rights reserved
                  Do not modify!
 *****************************************************/
#include "stdtypes.h"
#ifndef START12_H
#define START12_H

#ifdef __cplusplus
extern "C" {
#endif

#if defined(__DPAGE__) || defined(__EPAGE__) || defined(__PPAGE__) || defined(__LARGE__)
#define FAR_DATA

typedef struct _Range{
  unsigned char * beg; int size;      /* [beg..beg+size] */
} _Range;

typedef struct _Copy{
    int size; unsigned char * dest;
} _Copy;

#else

typedef struct _Range{
  unsigned char * beg; int size;      /* [beg..beg+size] */
} _Range;

typedef struct _Copy{
    int size; unsigned char * dest;
} _Copy;

#endif

typedef void (*_PFunc) (void);

typedef struct _LibInit{
    _PFunc  *startup;      /* address of startup desc */
} _LibInit;

typedef struct _Cpp{
    _PFunc  initFunc;      /* address of init function */
} _Cpp;

#pragma DATA_SEG __NEAR_SEG STARTUP_DATA /* _startupData can be accessed using 16 bit accesses. This is needed because it contains the stack top, and without stack, far data cannot be accessed */

#ifdef __ELF_OBJECT_FILE_FORMAT__

/* ELF/DWARF object file format */

/* attention: the linker scans the debug information for this structures */
/* to obtain the available fields and their sizes. */
/* So dont change the names in this file. */
#if defined(__LARGE__)
#define PTR16 near
#else
#define PTR16 /* default */
#endif

extern struct _tagStartup {
     unsigned char   flags;
     _PFunc          main;            // top level procedure of user program 
     Word            stackOffset;     // 16bit, initial value of the stack pointer 
     unsigned int    nofZeroOuts;     // number of zero out ranges 
     _Range *PTR16   pZeroOut;       // vector of ranges with nofZeroOuts elements 
     _Copy *PTR16    toCopyDownBeg;  // rom-address where copydown-data begins
     unsigned int    nofLibInits;     // number of library startup descriptors 
     _LibInit *PTR16 libInits;       // vector of pointers to library startup descriptors 
     unsigned int    nofInitBodies;   // number of init functions for C++ constructors 
     _Cpp *PTR16     initBodies;     // vector of function pointers to init functions for C++ constructors 
     unsigned int    nofFiniBodies;  // number of fini functions for C++ destructors
     _Cpp *PTR16     finiBodies;     // vector of function pointers to fini functions for C++ destructors 
} _startupData; 


#else

/* HIWARE object file format*/  

extern struct _tagStartup {
   unsigned      flags;
  _PFunc         main;            // top procedure of user program 
   unsigned      dataPage;        // page where data allocation begins 
   long          stackOffset;
   int           nofZeroOuts;
  _Range         *pZeroOut;       // pZeroOut is a vector of ranges with nofZeroOuts elements 
   long          toCopyDownBeg;   // rom-address where copydown-data begins 
  _PFunc         *mInits;         // mInits is a vector of function pointers, terminated by 0 
  struct sTag    **libInits;      // libInits is a vector of pointers to startup descriptors, terminated by 0x0000FFFF 
} _startupData;

#endif

#pragma DATA_SEG DEFAULT


#include "non_bank.sgm"                 /* the _Startup function must be in non banked memory */
#ifdef __cplusplus
extern "C"
#endif


void  __attribute__((interrupt))  _Startup(void);


/*--------------------------------------------------------------------*/
#ifdef __cplusplus
 }
#endif

//#include "default.sgm"  //jiangjianchun modified

#endif