support.c

来自「Small Device C Compiler 面向Inter8051」· C语言 代码 · 共 47 行

/*-------------------------------------------------------------------------
  support.c - startup for regression tests with uCsim
  
   This program is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by the
   Free Software Foundation; either version 2, or (at your option) any
   later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

   In other words, you are welcome to use, share and improve this program.
   You are forbidden to forbid anyone else to use, share and improve
   what you give them.   Help stamp out software-hoarding!
-------------------------------------------------------------------------*/

#include <80c51xa.h>

void external_startup(void) {
  return;
}

void
_putchar (char c)
{
  c;
  _asm
    mov.b r0l,[r7+2]
    trap #0x0e
  _endasm;
}

void
_exitEmu (void)
{
  _asm
    trap #0x0f
  _endasm;
}