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File: [local] / sys / arch / mvmeppc / stand / libbug / putchar.c (download)

Revision 1.1, Tue Mar 4 16:07:45 2008 UTC (16 years, 4 months ago) by nbrk
Branch point for: MAIN 

Initial revision

/*	$OpenBSD: putchar.c,v 1.2 2004/01/24 21:12:38 miod Exp $ */

/*
 * putchar: easier to do this with outstr than to add more macros to
 * handle byte passing on the stack
 */

#include <sys/types.h>

#include "libbug.h"

void
putchar(c)
	int c;
{
	char ca;
	ca = (char)c & 0xFF;
	if (ca == '\n')
		putchar('\r');
	
	asm  volatile ("mr 3, %0" :: "r" (ca));
	MVMEPROM_CALL(MVMEPROM_OUTCHR);
}