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-rw-r--r--arch/sh/cpu/sh4/cpu.c97
1 files changed, 97 insertions, 0 deletions
diff --git a/arch/sh/cpu/sh4/cpu.c b/arch/sh/cpu/sh4/cpu.c
new file mode 100644
index 0000000..7da1ef7
--- /dev/null
+++ b/arch/sh/cpu/sh4/cpu.c
@@ -0,0 +1,97 @@
+/*
+ * (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)
+{
+#ifdef CONFIG_SH4A
+ puts("CPU: SH-4A\n");
+#else
+ puts("CPU: SH4\n");
+#endif
+ 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;
+}
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