tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
34