sbrk.lst

ucOS 模拟环境

        88     #ifdef __cplusplus
        89 X   }
        90     #endif
        91     
        92     #define _IOFBF 1                   /* define _IOFBF of full buffering */
        93     #define _IOLBF 2                   /* define _IOLBF of line buffering */
        94     #define _IONBF 3                   /* define _IONBF of non buffering  */
        95     
        96     #define SEEK_SET 0                      /* allocate top position */
        97     #define SEEK_CUR 1                      /* allocate current position */
        98     #define SEEK_END 2                      /* allocate bottom position */
        99     
       100     #define BUFSIZ 512                      /* default buffer size */
       101     
       102                                             /* error number define */
       103     #ifndef EBADF
       104     #define EBADF  1302                     /* I/O operation error */
       105     #endif
       106     #ifndef PTRERR
       107     #define PTRERR 1106                     /* fp null */
       108     #endif
       109     #ifndef ECSPEC
       110     #define ECSPEC 1304                     /* format err */
       111     #endif
       112     #ifndef NOTOPN
       113     #define NOTOPN 1300                     /* file not open */
       114     #endif
       115     
       116     #ifndef EMALRESM
       117     #define EMALRESM 2100                   /* malloc semaphore reserve error */
       118     #endif
       119     #ifdef  EIOBRESM
       120 X   #define EIOBRESM 2120                   /* _iob   semaphore reserve error */
       121     #endif
       122     #ifdef  EMALFRSM
       123 X   #define EMALFRSM 2101                   /* malloc semaphore free error    */
       124     #endif
       125     #ifdef  EIOBFRSM
       126 X   #define EIOBFRSM 2121                   /* _iob   semaphore free error    */
       127     #endif
       128     
       129     
       130                                             /* I/O flags for _ioflag1     */
       131     #define _IOREAD    1                    /* only read or update read   */
       132     #define _IOWRITE   2                    /* only write or update write */
       133     #define _IORW      4                    /* update file                */
       134     #define _IOUNBUF   8                    /* unbffering I/O             */
       135     #define _IOBGBUF  16                    /* automatic buffer allocate  */
       136     #define _IOEOF    32                    /* end of file                */
       137     #define _IOERR    64                    /* I/O error                  */
       138     #define _IOBIN   128                    /* binaly file                */
       139     #define _UNGTC     1                    /* ungetc issued (_ioflag2)   */
       140     #define _IOLINBUF  2                    /* line buffering             */
       141     
       142     #define EOF     (-1)
       143     #define _EOL    (0x0A)                  /* end of line                */
       144     
       145     #define stdin       (&_iob[0])          /* standard input file */
       146     #define stdout      (&_iob[1])          /* standard output file */
       147     #define stderr      (&_iob[2])          /* standard error output file */
       148     
       149     #define getchar()   getc(stdin)
       150     #define putchar(x)  putc(x,stdout)
       151     #define feof(fp)    ((fp)->_ioflag1&_IOEOF)
       152     #define ferror(fp)  ((fp)->_ioflag1&_IOERR)
       153     #define clearerr(fp) ((void)((fp)->_ioflag1&=~(_IOEOF|_IOERR)))
       154     #endif
       155     
       156     #endif /* _STDIO_H */
FILE NAME: E:\Study\ucOS-II\ucOS-II\PLATFORM\Public\sbrk.c
        16     #include "sbrk.h"
FILE NAME: E:\Study\ucOS-II\ucOS-II\PLATFORM\Public\sbrk.h
         1     /*****************************************************************************************
         2      ** FILE        : Sbrk.H                                                            **
         3      ** DESCRIPTION : This file is generated by Hitachi Project Generator (Ver.1.2)         **
         4      **                                                                                     **
         5      **-------------------------------------------------------------------------------------**
         6      **                                                                                     **
         7      **          Copyright (c) 2001-2002 Hitachi Micro Systems Europe Ltd UK.               **
         8      **                                                                                     **
         9      **             This program is distributed in the hope that it will be useful,         **
        10      **             but WITHOUT ANY WARRANTY; without even the implied warranty of          **
        11      **             MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                    **
        12      **                                                                                     **
        13      *****************************************************************************************/
        14     /* size of area managed by sbrk */
        15     #define HEAPSIZE 0x4 
FILE NAME: E:\Study\ucOS-II\ucOS-II\PLATFORM\Public\sbrk.c
        17     
        18     //const size_t _sbrk_size=      /* Specifies the minimum unit of    */
        19                                     /* the defined heap area            */ 
        20     
        21     static  union  {
        22             long  dummy ;        /* Dummy for 4-byte boundary          */
        23  E          char heap[0x4];  
        24                                  /*                           by sbrk */
        25      }heap_area ;
        26     
        27     static  char  *brk=(char *)&heap_area;/* End address of area assigned     */
        28     
        29     /**************************************************************************/
        30     /*     sbrk:Data write                                                    */
        31     /*      Return value:Start address of the assigned area (Pass)            */
        32     /*                   -1                 (Failure)                         */
        33     /**************************************************************************/
        34     char  *sbrk(size_t size)           /* Assigned area size      */
        35     {
        36           char  *p;
        37     
        38  E        if(brk+size>heap_area.heap+0x4)  
        39            return (char *)-1 ;
        40     
        41           p=brk ;                  /* Area assignment         */
        42           brk += size ;            /* End address update      */
        43           return p ;
        44     }


H8S,H8/300 SERIES C/C++ COMPILER (V.6.01.02.003)   28-Mar-2008 12:31:39 PAGE   1

******* STACK FRAME INFORMATION ********

FILE NAME: E:\Study\ucOS-II\ucOS-II\PLATFORM\Public\sbrk.c

Function (File sbrk.c    , Line    34): sbrk

  Optimize Option Specified : No Allocation Information Available

Parameter Area Size     : 0x0000 Byte(s)
Linkage Area Size       : 0x0002 Byte(s)
Local Variable Size     : 0x0000 Byte(s)
Temporary Size          : 0x0000 Byte(s)
Register Save Area Size : 0x000a Byte(s)
Total Frame Size        : 0x000c Byte(s)

Used Runtime Library Name
$sp_regsv$3 $spregld2$3 


H8S,H8/300 SERIES C/C++ COMPILER (V.6.01.02.003)   28-Mar-2008 12:31:39 PAGE   1

******* SECTION SIZE INFORMATION *******

PROGRAM  SECTION(P):                                0x0000002A Byte(s)
CONSTANT SECTION(C):                                0x00000000 Byte(s)
DATA     SECTION(D):                                0x00000002 Byte(s)
BSS      SECTION(B):                                0x00000004 Byte(s)

TOTAL PROGRAM  SECTION: 0x0000002A Byte(s)
TOTAL CONSTANT SECTION: 0x00000000 Byte(s)
TOTAL DATA     SECTION: 0x00000002 Byte(s)
TOTAL BSS      SECTION: 0x00000004 Byte(s)

    TOTAL PROGRAM SIZE: 0x00000030 Byte(s)



** ASSEMBLER/LINKAGE EDITOR LIMITS INFORMATION **

NUMBER OF EXTERNAL REFERENCE  SYMBOLS:        2 
NUMBER OF EXTERNAL DEFINITION SYMBOLS:        1 
NUMBER OF INTERNAL/EXTERNAL SYMBOLS:          7 



**** COMPILE CONDITION INFORMATION ****

COMMAND LINE: -ws=E:\Study\ucOS-II\ucOS-II\PLATFORM\OSTest\Debug\sbrk.h8c
CPU         : 300