/*
 * program.c -- upload .rbf configuration file to a Pluto-P board
 * Copyright (C) 2006 Jeff Epler
 *
 * 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 of the License, 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, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <stdlib.h>
#include <sys/io.h>
#include <stdio.h>

#define SZ 19895 // Pluto-P (EP1K10) .rbf size

void program(int base, unsigned char data[SZ]) {
    int byte, bit;
    for(byte = 0; byte < SZ; byte++) {
	for(bit = 0; bit < 8; bit++) {
	    int v = data[byte] & (1<<bit);
	    if(v) outb(0xff, base); else outb(0, base);
	    outb(1, base+2);
	    outb(0, base+2);
	}
    }
}

int main(int argc, char **argv) {
    FILE *f;
    unsigned char buf[SZ];
    f= fopen(argv[1], "rb");
    if(!f) { perror("fopen"); exit(1); }
    fread(buf, SZ, 1, f);
    if(iopl(3) < 0) { perror("iopl"); exit(1); }
    program(0x378, buf);
    return 0;
}