1/*
2 * Find memory based upon settings in the CPC700 bridge
3 *
4 * Author: Dan Cox
5 *
6 * 2001-2002 (c) MontaVista, Software, Inc.  This file is licensed under
7 * the terms of the GNU General Public License version 2.  This program
8 * is licensed "as is" without any warranty of any kind, whether express
9 * or implied.
10 */
11
12#include <asm/types.h>
13#include <asm/io.h>
14#include "cpc700.h"
15
16unsigned long
17cpc700_get_mem_size(void)
18{
19	int i;
20	unsigned long len, amt;
21
22	/* Start at MB1EA, since MB0EA will most likely be the ending address
23	   for ROM space. */
24	for(len = 0, i = CPC700_MB1EA; i <= CPC700_MB4EA; i+=4) {
25		amt = cpc700_read_memreg(i);
26		if (amt == 0)
27			break;
28		len = amt;
29	}
30
31	return len;
32}
33