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-rw-r--r--arch/tile/include/asm/traps.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/tile/include/asm/traps.h b/arch/tile/include/asm/traps.h
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1/*
2 * Copyright 2010 Tilera Corporation. All Rights Reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation, version 2.
7 *
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
11 * NON INFRINGEMENT. See the GNU General Public License for
12 * more details.
13 */
14
15#ifndef _ASM_TILE_TRAPS_H
16#define _ASM_TILE_TRAPS_H
17
18/* mm/fault.c */
19void do_page_fault(struct pt_regs *, int fault_num,
20 unsigned long address, unsigned long write);
21void do_async_page_fault(struct pt_regs *);
22
23#ifndef __tilegx__
24/*
25 * We return this structure in registers to avoid having to write
26 * additional save/restore code in the intvec.S caller.
27 */
28struct intvec_state {
29 void *handler;
30 unsigned long vecnum;
31 unsigned long fault_num;
32 unsigned long info;
33 unsigned long retval;
34};
35struct intvec_state do_page_fault_ics(struct pt_regs *regs, int fault_num,
36 unsigned long address,
37 unsigned long info);
38#endif
39
40/* kernel/traps.c */
41void do_trap(struct pt_regs *, int fault_num, unsigned long reason);
42void kernel_double_fault(int dummy, ulong pc, ulong lr, ulong sp, ulong r52);
43
44/* kernel/time.c */
45void do_timer_interrupt(struct pt_regs *, int fault_num);
46
47/* kernel/messaging.c */
48void hv_message_intr(struct pt_regs *, int intnum);
49
50/* kernel/irq.c */
51void tile_dev_intr(struct pt_regs *, int intnum);
52
53#ifdef CONFIG_HARDWALL
54/* kernel/hardwall.c */
55void do_hardwall_trap(struct pt_regs *, int fault_num);
56#endif
57
58/* kernel/ptrace.c */
59void do_breakpoint(struct pt_regs *, int fault_num);
60
61
62#endif /* _ASM_TILE_SYSCALLS_H */