u-boot/arch/sh/cpu/sh4/cpu.c

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/*
* (C) Copyright 2007
* Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <netdev.h>
#include <asm/processor.h>
#include <asm/cache.h>
int checkcpu(void)
{
puts("CPU: SH4\n");
return 0;
}
int cpu_init (void)
{
return 0;
}
int cleanup_before_linux (void)
{
disable_interrupts();
return 0;
}
int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
disable_interrupts();
reset_cpu (0);
return 0;
}
void flush_cache (unsigned long addr, unsigned long size)
{
dcache_invalid_range( addr , addr + size );
}
void icache_enable (void)
{
cache_control(0);
}
void icache_disable (void)
{
cache_control(1);
}
int icache_status (void)
{
return 0;
}
void dcache_enable (void)
{
}
void dcache_disable (void)
{
}
int dcache_status (void)
{
return 0;
}
int cpu_eth_init(bd_t *bis)
{
#ifdef CONFIG_SH_ETHER
sh_eth_initialize(bis);
#endif
return 0;
}