aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/arch/sh/cpu/sh4/cpu.c
diff options
context:
space:
mode:
Diffstat (limited to 'roms/u-boot/arch/sh/cpu/sh4/cpu.c')
-rw-r--r--roms/u-boot/arch/sh/cpu/sh4/cpu.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/roms/u-boot/arch/sh/cpu/sh4/cpu.c b/roms/u-boot/arch/sh/cpu/sh4/cpu.c
new file mode 100644
index 00000000..e8ee0a45
--- /dev/null
+++ b/roms/u-boot/arch/sh/cpu/sh4/cpu.c
@@ -0,0 +1,77 @@
+/*
+ * (C) Copyright 2007
+ * Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#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)
+{
+ invalidate_dcache_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;
+}