call.c

mips架构的bootloader,99左右的版本 但源代码现在没人更新了

/*************************************************************
 * File: mon/call.c
 * Purpose: Part of core Monitor
 * Author: Phil Bunce ([e-mail])
 * Revision History:
 *	970304	Start of revision history
 */

#include <mon.h>

Optdesc call_opts[] = {
	{"addr [-s str|val]..","call function"},
	{"addr","address of function"},
	{"-s str","pass address of string"},
	{"val","pass value"},
	{0}};

/*************************************************************
*  call(ac,av)
*	the call command 
*/
call(ac,av)
int ac;
char *av[];
{
int i,j,k;
char *arg[10];

arg[0] = 0;
k = 0;
for (i=1;i<ac;i++) {
	if (av[i][0] == '-') {
		j = 1;
		while (av[i][j] != 0) {
			if (av[i][j] == 's') {
				i++;
				if (i >= ac) printf("bad arg count\n");
				else arg[k++] = av[i];
				break;
				}
			else printf("%c: unknown option\n",av[i][j]);
			j++;
			}
		}
	else {
		if (!get_rsa(&arg[k],av[i])) return;
		k++;
		}
	}
if (arg[0] != 0) (((Func *)arg[0]))(arg[1],arg[2],arg[3],arg[4],arg[5]);
else printf("Function address not specified\n");
}