arch/sh/cpu/sh3/cpu.c

   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 }