xref: /openbmc/u-boot/arch/sh/cpu/sh3/cpu.c (revision 441cac10)
1 /*
2  * (C) Copyright 2007
3  * Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
4  *
5  * (C) Copyright 2007
6  * Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
7  *
8  * See file CREDITS for list of people who contributed to this
9  * project.
10  *
11  * This program is free software; you can redistribute it and/or
12  * modify it under the terms of the GNU General Public License as
13  * published by the Free Software Foundation; either version 2 of
14  * the License, or (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24  * MA 02111-1307 USA
25  */
26 
27 #include <common.h>
28 #include <command.h>
29 #include <asm/processor.h>
30 
31 int checkcpu(void)
32 {
33 	puts("CPU: SH3\n");
34 	return 0;
35 }
36 
37 int cpu_init(void)
38 {
39 	return 0;
40 }
41 
42 int cleanup_before_linux(void)
43 {
44 	disable_interrupts();
45 	return 0;
46 }
47 
48 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
49 {
50 	disable_interrupts();
51 	reset_cpu(0);
52 	return 0;
53 }
54 
55 void flush_cache(unsigned long addr, unsigned long size)
56 {
57 
58 }
59 
60 void icache_enable(void)
61 {
62 }
63 
64 void icache_disable(void)
65 {
66 }
67 
68 int icache_status(void)
69 {
70 	return 0;
71 }
72 
73 void dcache_enable(void)
74 {
75 }
76 
77 void dcache_disable(void)
78 {
79 }
80 
81 int dcache_status(void)
82 {
83 	return 0;
84 }
85