projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 867e359b CM |
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 | ||
| 2f9ac29e | 18 | #ifndef __ASSEMBLY__ |
| 313ce674 CM |
19 | #include <arch/chip.h> |
| 20 | ||
| 867e359b CM |
21 | /* mm/fault.c */ |
| 22 | void do_page_fault(struct pt_regs *, int fault_num, | |
| 23 | unsigned long address, unsigned long write); | |
| d7c96611 | 24 | #if CHIP_HAS_TILE_DMA() |
| 0707ad30 | 25 | void do_async_page_fault(struct pt_regs *); |
| 313ce674 | 26 | #endif |
| 0707ad30 CM |
27 | |
| 28 | #ifndef __tilegx__ | |
| 29 | /* | |
| 30 | * We return this structure in registers to avoid having to write | |
| 31 | * additional save/restore code in the intvec.S caller. | |
| 32 | */ | |
| 33 | struct intvec_state { | |
| 34 | void *handler; | |
| 35 | unsigned long vecnum; | |
| 36 | unsigned long fault_num; | |
| 37 | unsigned long info; | |
| 38 | unsigned long retval; | |
| 39 | }; | |
| 40 | struct intvec_state do_page_fault_ics(struct pt_regs *regs, int fault_num, | |
| 41 | unsigned long address, | |
| 42 | unsigned long info); | |
| 43 | #endif | |
| 867e359b CM |
44 | |
| 45 | /* kernel/traps.c */ | |
| 46 | void do_trap(struct pt_regs *, int fault_num, unsigned long reason); | |
| 0707ad30 | 47 | void kernel_double_fault(int dummy, ulong pc, ulong lr, ulong sp, ulong r52); |
| 867e359b CM |
48 | |
| 49 | /* kernel/time.c */ | |
| 50 | void do_timer_interrupt(struct pt_regs *, int fault_num); | |
| 51 | ||
| 52 | /* kernel/messaging.c */ | |
| 53 | void hv_message_intr(struct pt_regs *, int intnum); | |
| 54 | ||
| e5701b74 CM |
55 | #define TILE_NMI_DUMP_STACK 1 /* Dump stack for sysrq+'l' */ |
| 56 | ||
| 57 | /* kernel/process.c */ | |
| 58 | void do_nmi_dump_stack(struct pt_regs *regs); | |
| 59 | ||
| 60 | /* kernel/traps.c */ | |
| 61 | void do_nmi(struct pt_regs *, int fault_num, unsigned long reason); | |
| 62 | ||
| 867e359b CM |
63 | /* kernel/irq.c */ |
| 64 | void tile_dev_intr(struct pt_regs *, int intnum); | |
| 65 | ||
| 0707ad30 CM |
66 | #ifdef CONFIG_HARDWALL |
| 67 | /* kernel/hardwall.c */ | |
| 68 | void do_hardwall_trap(struct pt_regs *, int fault_num); | |
| 69 | #endif | |
| 70 | ||
| 71 | /* kernel/ptrace.c */ | |
| 72 | void do_breakpoint(struct pt_regs *, int fault_num); | |
| 867e359b CM |
73 | |
| 74 | ||
| 233325b9 | 75 | #ifdef __tilegx__ |
| e1723538 | 76 | /* kernel/single_step.c */ |
| 233325b9 | 77 | void gx_singlestep_handle(struct pt_regs *, int fault_num); |
| e1723538 CM |
78 | |
| 79 | /* kernel/intvec_64.S */ | |
| 80 | void fill_ra_stack(void); | |
| 2f9ac29e CM |
81 | |
| 82 | /* Handle unalign data fixup. */ | |
| 83 | extern void do_unaligned(struct pt_regs *regs, int vecnum); | |
| 84 | #endif | |
| 85 | ||
| 86 | #endif /* __ASSEMBLY__ */ | |
| 87 | ||
| 88 | #ifdef __tilegx__ | |
| 89 | /* 128 byte JIT per unalign fixup. */ | |
| 90 | #define UNALIGN_JIT_SHIFT 7 | |
| 233325b9 CM |
91 | #endif |
| 92 | ||
| e1723538 | 93 | #endif /* _ASM_TILE_TRAPS_H */ |