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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_SIGCONTEXT_H 16#define _ASM_TILE_SIGCONTEXT_H 17 18#include <arch/abi.h> 19 20/* 21 * struct sigcontext has the same shape as struct pt_regs, 22 * but is simplified since we know the fault is from userspace. 23 */ 24struct sigcontext { 25 uint_reg_t gregs[53]; /* General-purpose registers. */ 26 uint_reg_t tp; /* Aliases gregs[TREG_TP]. */ 27 uint_reg_t sp; /* Aliases gregs[TREG_SP]. */ 28 uint_reg_t lr; /* Aliases gregs[TREG_LR]. */ 29 uint_reg_t pc; /* Program counter. */ 30 uint_reg_t ics; /* In Interrupt Critical Section? */ 31 uint_reg_t faultnum; /* Fault number. */ 32 uint_reg_t pad[5]; 33}; 34 35#endif /* _ASM_TILE_SIGCONTEXT_H */