Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / nios2 / cpu / traps.c

diff --git a/qemu/roms/u-boot/arch/nios2/cpu/traps.c b/qemu/roms/u-boot/arch/nios2/cpu/traps.c
new file mode 100644 (file)
index 0000000..07ed6e4
--- /dev/null
+++ b/qemu/roms/u-boot/arch/nios2/cpu/traps.c
@@ -0,0 +1,26 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#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 ();
+}