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From: franck.jullien@gmail.com
To: barebox@lists.infradead.org
Subject: [PATCH 08/54] Add arch/nios2/cpu-nios2/traps.c
Date: Thu,  3 Mar 2011 23:58:22 +0100	[thread overview]
Message-ID: <4d701d35.9009d80a.2cd3.5e78@mx.google.com> (raw)
In-Reply-To: <n>

From: Franck JULLIEN <franck.jullien@gmail.com>

Add arch/nios2/cpu-nios2/traps.c

---
 arch/nios2/cpu-nios2/traps.c |   48 ++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 48 insertions(+), 0 deletions(-)
 create mode 100644 arch/nios2/cpu-nios2/traps.c

diff --git a/arch/nios2/cpu-nios2/traps.c b/arch/nios2/cpu-nios2/traps.c
new file mode 100644
index 0000000..849fc4d
--- /dev/null
+++ b/arch/nios2/cpu-nios2/traps.c
@@ -0,0 +1,48 @@
+/*
+ * (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 ();
+
+
+}
-- 
1.7.3.4


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                 reply	other threads:[~2011-03-03 22:59 UTC|newest]

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