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Daniel Hellstromb3309902008-03-28 10:00:33 +01001/* CPU specific code for the LEON2 CPU
2 *
3 * (C) Copyright 2007
4 * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
5 *
6 * See file CREDITS for list of people who contributed to this
7 * project.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 * MA 02111-1307 USA
23 */
24
25#include <common.h>
26#include <watchdog.h>
27#include <command.h>
Ben Warren89973f82008-08-31 22:22:04 -070028#include <netdev.h>
Daniel Hellstromb3309902008-03-28 10:00:33 +010029
30DECLARE_GLOBAL_DATA_PTR;
31
32extern void _reset_reloc(void);
33
34int checkcpu(void)
35{
36 /* check LEON version here */
37 printf("CPU: LEON2\n");
38 return 0;
39}
40
41/* ------------------------------------------------------------------------- */
42
43void cpu_reset(void)
44{
45 /* Interrupts off */
46 disable_interrupts();
47
48 /* jump to restart in flash */
49 _reset_reloc();
50}
51
Wolfgang Denk54841ab2010-06-28 22:00:46 +020052int do_reset(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
Daniel Hellstromb3309902008-03-28 10:00:33 +010053{
54 cpu_reset();
55
56 return 1;
57}
58
59/* ------------------------------------------------------------------------- */
Ben Warrenfc363ce2008-07-09 01:04:19 -070060
Ben Warrenfc363ce2008-07-09 01:04:19 -070061#ifdef CONFIG_GRETH
62int cpu_eth_init(bd_t *bis)
63{
64 return greth_initialize(bis);
65}
66#endif