2011-08-18 20:05:19 +01:00
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/*
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* Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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* Licensed under the GPL
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*/
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#ifndef __SYS_SIGCONTEXT_X86_H
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#define __SYS_SIGCONTEXT_X86_H
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2025-06-02 15:00:48 +02:00
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#include <stub-data.h>
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2011-08-18 20:05:19 +01:00
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extern void get_regs_from_mc(struct uml_pt_regs *, mcontext_t *);
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2025-06-02 15:00:48 +02:00
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extern void get_mc_from_regs(struct uml_pt_regs *regs, mcontext_t *mc,
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int single_stepping);
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extern int get_stub_state(struct uml_pt_regs *regs, struct stub_data *data,
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unsigned long *fp_size_out);
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extern int set_stub_state(struct uml_pt_regs *regs, struct stub_data *data,
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int single_stepping);
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2011-08-18 20:05:19 +01:00
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#ifdef __i386__
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#define GET_FAULTINFO_FROM_MC(fi, mc) \
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{ \
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(fi).cr2 = (mc)->cr2; \
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(fi).error_code = (mc)->gregs[REG_ERR]; \
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(fi).trap_no = (mc)->gregs[REG_TRAPNO]; \
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}
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#else
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#define GET_FAULTINFO_FROM_MC(fi, mc) \
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{ \
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(fi).cr2 = (mc)->gregs[REG_CR2]; \
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(fi).error_code = (mc)->gregs[REG_ERR]; \
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(fi).trap_no = (mc)->gregs[REG_TRAPNO]; \
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}
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#endif
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#endif
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