diff options
author | wdenk <wdenk> | 2004-10-10 21:27:30 (GMT) |
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committer | wdenk <wdenk> | 2004-10-10 21:27:30 (GMT) |
commit | 5c952cf0245421feb4644f2e71487c0b2e1dbd13 (patch) | |
tree | 47b80e839d339fe11dabd01ec8c89b46b791f797 /cpu/nios2/traps.c | |
parent | 03f5c55021c2d6297e66cc11bfea75f149a5d71c (diff) | |
download | u-boot-fsl-qoriq-5c952cf0245421feb4644f2e71487c0b2e1dbd13.tar.xz |
Patches by Scott McNutt, 24 Aug 2004:
- Add support for Altera Nios-II processors.
- Add support for Psyent PCI-5441 board.
- Add support for Psyent PK1C20 board.
Diffstat (limited to 'cpu/nios2/traps.c')
-rw-r--r-- | cpu/nios2/traps.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/cpu/nios2/traps.c b/cpu/nios2/traps.c new file mode 100644 index 0000000..3f1517d --- /dev/null +++ b/cpu/nios2/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 (); +} |