LCOM1920-T02G10

/*        $NetBSD: svr4_machdep.h,v 1.16 2008/04/28 20:23:24 martin Exp $         */

/*-

 * Copyright (c) 1994 The NetBSD Foundation, Inc.

 * All rights reserved.

 *

 * This code is derived from software contributed to The NetBSD Foundation

 * by Christos Zoulas.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS

 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED

 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS

 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef        _I386_SVR4_MACHDEP_H_

#define        _I386_SVR4_MACHDEP_H_

#include <compat/svr4/svr4_types.h>

/*

 * Machine dependent portions [X86]

 */

#define SVR4_X86_GS        0

#define SVR4_X86_FS        1

#define SVR4_X86_ES        2

#define SVR4_X86_DS        3

#define SVR4_X86_EDI        4

#define SVR4_X86_ESI        5

#define SVR4_X86_EBP        6

#define SVR4_X86_ESP        7

#define SVR4_X86_EBX        8

#define SVR4_X86_EDX        9

#define SVR4_X86_ECX        10

#define SVR4_X86_EAX        11

#define SVR4_X86_TRAPNO        12

#define SVR4_X86_ERR        13

#define SVR4_X86_EIP        14

#define SVR4_X86_CS        15

#define SVR4_X86_EFL        16

#define SVR4_X86_UESP        17

#define SVR4_X86_SS        18

#define SVR4_X86_MAXREG        19

typedef int svr4_greg_t;

typedef svr4_greg_t svr4_gregset_t[SVR4_X86_MAXREG];

typedef struct {

    int                f_x87[62];        /* x87 registers */

    long        f_weitek[33];         /* weitek */

} svr4_fregset_t;

struct svr4_mcontext;

typedef struct svr4_mcontext {

        svr4_gregset_t        greg;

        svr4_fregset_t        freg;

} svr4_mcontext_t;

#define SVR4_UC_MACHINE_PAD        5

/*

 * SYSARCH numbers

 */

#define SVR4_SYSARCH_FPHW        40

#define SVR4_SYSARCH_DSCR        75

struct svr4_ssd {

        unsigned int selector;

        unsigned int base;

        unsigned int limit;

        unsigned int access1;

        unsigned int access2;

};

/*

 * Processor traps

 */

#define        SVR4_T_DIVIDE                0

#define        SVR4_T_TRCTRAP                1

#define        SVR4_T_NMI                2

#define        SVR4_T_BPTFLT                3

#define        SVR4_T_OFLOW                4

#define        SVR4_T_BOUND                5

#define        SVR4_T_PRIVINFLT        6

#define        SVR4_T_DNA                7

#define        SVR4_T_DOUBLEFLT        8

#define        SVR4_T_FPOPFLT                9

#define        SVR4_T_TSSFLT                10

#define        SVR4_T_SEGNPFLT                11

#define        SVR4_T_STKFLT                12

#define        SVR4_T_PROTFLT                13

#define        SVR4_T_PAGEFLT                14

#define        SVR4_T_ALIGNFLT                17

/*

 * Fast syscall gate traps.

 */

#define        SVR4_TRAP_FNULL                0        /* Null trap, for testing */

#define        SVR4_TRAP_FGETFP        1        /* Get emulated FP context */

#define        SVR4_TRAP_FSETFP        2        /* Set emulated FP context */

#define        SVR4_TRAP_GETHRTIME        3        /* implements gethrtime(2) */

#define        SVR4_TRAP_GETHRVTIME        4        /* implements gethrvtime(2) */

#define        SVR4_TRAP_GETHRESTIME        5        /* clock_gettime(CLOCK_REALTIME, tp) */

void svr4_syscall_intern(struct proc *);

#endif /* !_I386_SVR4_MACHDEP_H_ */