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/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for
* more details.
*/
#ifndef _ASM_TILE_SIGCONTEXT_H
#define _ASM_TILE_SIGCONTEXT_H
/* Don't pollute the namespace since <signal.h> includes this file. */
#define __need_int_reg_t
#include <arch/abi.h>
/*
* struct sigcontext has the same shape as struct pt_regs,
* but is simplified since we know the fault is from userspace.
*/
struct sigcontext {
__extension__ union {
/* General-purpose registers. */
__uint_reg_t gregs[56];
__extension__ struct {
__uint_reg_t __gregs[53];
__uint_reg_t tp; /* Aliases gregs[TREG_TP]. */
__uint_reg_t sp; /* Aliases gregs[TREG_SP]. */
__uint_reg_t lr; /* Aliases gregs[TREG_LR]. */
};
};
__uint_reg_t pc; /* Program counter. */
__uint_reg_t ics; /* In Interrupt Critical Section? */
__uint_reg_t faultnum; /* Fault number. */
__uint_reg_t pad[5];
};
#endif /* _ASM_TILE_SIGCONTEXT_H */
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