terms.c

mips架构的bootloader,99左右的版本 但源代码现在没人更新了

/*************************************************************
 * File: lib/terms.c
 * Purpose: Part of C runtime library
 * Author: Phil Bunce ([e-mail])
 * Revision History:
 *	970304	Start of revision history
 */

#include "stdio.h"
#include "termio.h"

tvi920(fd,op,a1,a2)
int fd,op,a1,a2;
{
switch (op) {
	case TT_CM :
		printf("\033=%c%c",a2+' ',a1+' ');
		break;
	case TT_CLR :
		printf("\032");
		break;
	case TT_CUROFF :
		printf("\033.0");
		break;
	case TT_CURON :
		printf("\033.2");
		break;
	default: return(-1);
	}
return(0);
}

vt100(fd,op,a1,a2)
int fd,op,a1,a2;
{
switch (op) {
	case TT_CM :
		printf("\033[%d;%dH",a2+1,a1+1);
		break;
	case TT_CLR :
		printf("\033[H\033[J");
		break;
	case TT_CUROFF :
		printf("\033[?25l");
		break;
	case TT_CURON :
		printf("\033[?25h");
		break;
	default: return(-1);
	}
return(0);
}