diff options
Diffstat (limited to 'sysdeps/standalone/m68k/m68020')
-rw-r--r-- | sysdeps/standalone/m68k/m68020/mvme136/console.c | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/sysdeps/standalone/m68k/m68020/mvme136/console.c b/sysdeps/standalone/m68k/m68020/mvme136/console.c index 159070bab9..cafb1abfe7 100644 --- a/sysdeps/standalone/m68k/m68020/mvme136/console.c +++ b/sysdeps/standalone/m68k/m68020/mvme136/console.c @@ -1,34 +1,32 @@ -/* Copyright (C) 1994 Free Software Foundation, Inc. +/* Copyright (C) 1994, 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil), - On-Line Applications Research Corporation. - -This file is part of the GNU C Library. - -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. - -The GNU C Library 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 -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include <ansidecl.h> + On-Line Applications Research Corporation. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + #include <standalone.h> #include "m68020.h" /* Console IO routines for a Motorola MVME135/MVME136 board. - + They currently use the B port. It should be possible to use the A port by filling in the reset of the chip structure, adding an ifdef for PORTA/PORTB, and switching the addresses, -and maybe the macroes based on the macro. */ +and maybe the macros based on the macro. */ /* M68681 DUART chip register structures and constants */ @@ -69,14 +67,15 @@ XON/XOFF flow control. */ #define XOFF 0x13 /* control-S */ int -DEFUN( _Console_Putc, (ch), char ch ) +_Console_Putc (ch) + char ch; { while ( ! (RD_M68681->srb & TXRDYB) ) ; while ( RD_M68681->srb & RXRDYB ) /* must be an XOFF */ - if ( RD_M68681->rbb == XOFF ) + if ( RD_M68681->rbb == XOFF ) do { while ( ! (RD_M68681->srb & RXRDYB) ) ; - } while ( RD_M68681->rbb != XON ); + } while ( RD_M68681->rbb != XON ); WR_M68681->tbb = ch; return( 0 ); @@ -87,10 +86,11 @@ DEFUN( _Console_Putc, (ch), char ch ) This routine reads a character from the UART and returns it. */ int -DEFUN( _Console_Getc, (poll), int poll ) +_Console_Getc (poll) + int poll; { if ( poll ) { - if ( !(RD_M68681->srb & RXRDYB) ) + if ( !(RD_M68681->srb & RXRDYB) ) return -1; else return RD_M68681->rbb; |