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-rw-r--r--arch/c6x/include/asm/traps.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/c6x/include/asm/traps.h b/arch/c6x/include/asm/traps.h
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1/*
2 * Port on Texas Instruments TMS320C6x architecture
3 *
4 * Copyright (C) 2004, 2009, 2011 Texas Instruments Incorporated
5 * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11#ifndef _ASM_C6X_TRAPS_H
12#define _ASM_C6X_TRAPS_H
13
14#define EXCEPT_TYPE_NXF 31 /* NMI */
15#define EXCEPT_TYPE_EXC 30 /* external exception */
16#define EXCEPT_TYPE_IXF 1 /* internal exception */
17#define EXCEPT_TYPE_SXF 0 /* software exception */
18
19#define EXCEPT_CAUSE_LBX (1 << 7) /* loop buffer exception */
20#define EXCEPT_CAUSE_PRX (1 << 6) /* privilege exception */
21#define EXCEPT_CAUSE_RAX (1 << 5) /* resource access exception */
22#define EXCEPT_CAUSE_RCX (1 << 4) /* resource conflict exception */
23#define EXCEPT_CAUSE_OPX (1 << 3) /* opcode exception */
24#define EXCEPT_CAUSE_EPX (1 << 2) /* execute packet exception */
25#define EXCEPT_CAUSE_FPX (1 << 1) /* fetch packet exception */
26#define EXCEPT_CAUSE_IFX (1 << 0) /* instruction fetch exception */
27
28struct exception_info {
29 char *kernel_str;
30 int signo;
31 int code;
32};
33
34extern int (*c6x_nmi_handler)(struct pt_regs *regs);
35
36#endif /* _ASM_C6X_TRAPS_H */