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/*
* Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#ifndef __SYS_SIGCONTEXT_X86_H
#define __SYS_SIGCONTEXT_X86_H
#include <stub-data.h>
extern void get_regs_from_mc(struct uml_pt_regs *, mcontext_t *);
extern void get_mc_from_regs(struct uml_pt_regs *regs, mcontext_t *mc,
int single_stepping);
extern int get_stub_state(struct uml_pt_regs *regs, struct stub_data *data,
unsigned long *fp_size_out);
extern int set_stub_state(struct uml_pt_regs *regs, struct stub_data *data,
int single_stepping);
#ifdef __i386__
#define GET_FAULTINFO_FROM_MC(fi, mc) \
{ \
(fi).cr2 = (mc)->cr2; \
(fi).error_code = (mc)->gregs[REG_ERR]; \
(fi).trap_no = (mc)->gregs[REG_TRAPNO]; \
}
#else
#define GET_FAULTINFO_FROM_MC(fi, mc) \
{ \
(fi).cr2 = (mc)->gregs[REG_CR2]; \
(fi).error_code = (mc)->gregs[REG_ERR]; \
(fi).trap_no = (mc)->gregs[REG_TRAPNO]; \
}
#endif
#endif
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