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authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:20 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:27 +0200
commit37e4dafaae96ccc970a896f90186fadcf858aad0 (patch)
treefd5e97451c1072f4939dcbc000df12f34c92d2cb /arch/nios2/cpu/traps.c
parent6a8a2b7058a398fe207021259cb2c529fb225eff (diff)
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nios2: Move cpu/nios2/* to arch/nios2/cpu/*
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'arch/nios2/cpu/traps.c')
-rw-r--r--arch/nios2/cpu/traps.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/nios2/cpu/traps.c b/arch/nios2/cpu/traps.c
new file mode 100644
index 0000000..3f1517d
--- /dev/null
+++ b/arch/nios2/cpu/traps.c
@@ -0,0 +1,42 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * 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 <asm/ptrace.h>
+#include <common.h>
+
+void trap_handler (struct pt_regs *regs)
+{
+ /* Just issue warning */
+ printf ("\n\n*** WARNING: unimplemented trap @ %08x\n\n",
+ regs->reg[29] - 4);
+}
+
+void soft_emulation (struct pt_regs *regs)
+{
+ /* TODO: Software emulation of mul/div etc. Until this is
+ * implemented, generate warning and hang.
+ */
+ printf ("\n\n*** ERROR: unimplemented instruction @ %08x\n",
+ regs->reg[29] - 4);
+ hang ();
+}