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Rev 4874 Rev 4921
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#include
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#include
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#include
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#include
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#include
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#include
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#include
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#include
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#include <_syslist.h>
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#include <_syslist.h>
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#include
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/* Some targets provides their own versions of these functions.  Those
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/* Some targets provides their own versions of these functions.  Those
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   targets should define REENTRANT_SYSCALLS_PROVIDED in TARGET_CFLAGS.  */
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   targets should define REENTRANT_SYSCALLS_PROVIDED in TARGET_CFLAGS.  */
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#else
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#else
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/* We use the errno variable used by the system dependent layer.  */
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/* We use the errno variable used by the system dependent layer.  */
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#undef errno
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#undef errno
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static int errno;
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extern int errno;
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  if ((ret = _gettimeofday (ptimeval, ptimezone)) == -1 && errno != 0)
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  if ((ret = _gettimeofday (ptimeval, ptimezone)) == -1 && errno != 0)
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    ptr->_errno = errno;
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    ptr->_errno = errno;
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  return ret;
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  return ret;
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}
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}
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#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10)
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int
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_gettimeofday (struct timeval *tv, void *tz)
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{
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    unsigned int xtmp;
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    struct   tm tmblk;
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    if( tv )
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    {
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        tv->tv_usec = 0;
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         __asm__ __volatile__("int $0x40":"=a"(xtmp):"0"(3));
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        tmblk.tm_sec = (xtmp>>16)&0xff;
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        tmblk.tm_min = (xtmp>>8)&0xff;
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        tmblk.tm_hour = xtmp&0xff;
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        BCD_TO_BIN(tmblk.tm_sec);
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        BCD_TO_BIN(tmblk.tm_min);
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        BCD_TO_BIN(tmblk.tm_hour);
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        __asm__ __volatile__("int $0x40":"=a"(xtmp):"0"(29));
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        tmblk.tm_mday = (xtmp>>16)&0xff;
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        tmblk.tm_mon = ((xtmp>>8)&0xff)-1;
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        tmblk.tm_year = ((xtmp&0xff)+2000)-1900;
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        tmblk.tm_wday = tmblk.tm_yday = 0;
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        tmblk.tm_isdst = -1;
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        tv->tv_sec = mktime(&tmblk);
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        return 0;
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    }
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    else
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    {
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        errno = EINVAL;
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        return -1;
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    };
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}
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