248b74c79e
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at>
32 lines
743 B
C
32 lines
743 B
C
/*
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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_I386_H
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#define __SYS_SIGCONTEXT_I386_H
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#include <generated/user_constants.h>
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#define SC_OFFSET(sc, field) \
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*((unsigned long *) &(((char *) (sc))[HOST_##field]))
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#define SC_TRAPNO(sc) SC_OFFSET(sc, SC_TRAPNO)
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#define SC_ERR(sc) SC_OFFSET(sc, SC_ERR)
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#define SC_CR2(sc) SC_OFFSET(sc, SC_CR2)
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#define GET_FAULTINFO_FROM_SC(fi, sc) \
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{ \
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(fi).cr2 = SC_CR2(sc); \
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(fi).error_code = SC_ERR(sc); \
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(fi).trap_no = SC_TRAPNO(sc); \
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}
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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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#endif
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