| 1 | /* |
| 2 | * arch/ubicom32/include/asm/traps.h |
| 3 | * Trap related definitions for Ubicom32 architecture. |
| 4 | * |
| 5 | * (C) Copyright 2009, Ubicom, Inc. |
| 6 | * |
| 7 | * This file is part of the Ubicom32 Linux Kernel Port. |
| 8 | * |
| 9 | * The Ubicom32 Linux Kernel Port is free software: you can redistribute |
| 10 | * it and/or modify it under the terms of the GNU General Public License |
| 11 | * as published by the Free Software Foundation, either version 2 of the |
| 12 | * License, or (at your option) any later version. |
| 13 | * |
| 14 | * The Ubicom32 Linux Kernel Port is distributed in the hope that it |
| 15 | * will be useful, but WITHOUT ANY WARRANTY; without even the implied |
| 16 | * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| 17 | * the GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with the Ubicom32 Linux Kernel Port. If not, |
| 21 | * see <http://www.gnu.org/licenses/>. |
| 22 | * |
| 23 | * Ubicom32 implementation derived from (with many thanks): |
| 24 | * arch/m68knommu |
| 25 | * arch/blackfin |
| 26 | * arch/parisc |
| 27 | */ |
| 28 | |
| 29 | #ifndef _ASM_UBICOM32_TRAPS_H |
| 30 | #define _ASM_UBICOM32_TRAPS_H |
| 31 | |
| 32 | /* |
| 33 | * Trap causes passed from ultra to Host OS |
| 34 | */ |
| 35 | #define TRAP_CAUSE_TOTAL 13 |
| 36 | #define TRAP_CAUSE_DST_RANGE_ERR 12 |
| 37 | #define TRAP_CAUSE_SRC1_RANGE_ERR 11 |
| 38 | #define TRAP_CAUSE_I_RANGE_ERR 10 |
| 39 | #define TRAP_CAUSE_DCAPT 9 |
| 40 | #define TRAP_CAUSE_DST_SERROR 8 |
| 41 | #define TRAP_CAUSE_SRC1_SERROR 7 |
| 42 | #define TRAP_CAUSE_DST_MISALIGNED 6 |
| 43 | #define TRAP_CAUSE_SRC1_MISALIGNED 5 |
| 44 | #define TRAP_CAUSE_DST_DECODE_ERR 4 |
| 45 | #define TRAP_CAUSE_SRC1_DECODE_ERR 3 |
| 46 | #define TRAP_CAUSE_ILLEGAL_INST 2 |
| 47 | #define TRAP_CAUSE_I_SERROR 1 |
| 48 | #define TRAP_CAUSE_I_DECODE_ERR 0 |
| 49 | |
| 50 | extern void trap_handler(int irq, struct pt_regs *regs); |
| 51 | extern void trap_init_interrupt(void); |
| 52 | extern void unaligned_emulate(unsigned int thread); |
| 53 | extern int unaligned_only(unsigned int cause); |
| 54 | |
| 55 | #endif /* _ASM_UBICOM32_TRAPS_H */ |
| 56 | |
