source: SVN/rincon/u-boot/cpu/leon3/cpu.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 23 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 1.7 KB
Line 
1/* CPU specific code for the LEON3 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>
28#include <netdev.h>
29
30#include <asm/io.h>
31#include <asm/processor.h>
32
33DECLARE_GLOBAL_DATA_PTR;
34
35extern void _reset_reloc(void);
36
37int checkcpu(void)
38{
39        /* check LEON version here */
40        printf("CPU: LEON3\n");
41        return 0;
42}
43
44/* ------------------------------------------------------------------------- */
45
46void cpu_reset(void)
47{
48        /* Interrupts off */
49        disable_interrupts();
50
51        /* jump to restart in flash */
52        _reset_reloc();
53}
54
55int do_reset(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
56{
57        cpu_reset();
58
59        return 1;
60
61}
62
63u64 flash_read64(void *addr)
64{
65        return __raw_readq(addr);
66}
67
68/* ------------------------------------------------------------------------- */
69
70#ifdef CONFIG_GRETH
71int cpu_eth_init(bd_t *bis)
72{
73        return greth_initialize(bis);
74}
75#endif
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