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 */ 37