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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2003 Matthew N. Dodd <winter@freebsd.org>
* All rights reserved.
*
* 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 AUTHOR 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 AUTHOR 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 _MACHINE_SMAPI_H_
#define _MACHINE_SMAPI_H_
#ifndef _KERNEL
#include <sys/types.h>
#endif
#include <sys/ioccom.h>
struct smapi_bios_header {
u_int8_t signature[4]; /* '$SMB' */
u_int8_t version_major;
u_int8_t version_minor;
u_int8_t length;
u_int8_t checksum;
u_int16_t information;
#define SMAPI_REAL_VM86 0x0001
#define SMAPI_PROT_16BIT 0x0002
#define SMAPI_PROT_32BIT 0x0004
u_int16_t reserved1;
u_int16_t real16_offset;
u_int16_t real16_segment;
u_int16_t reserved2;
u_int16_t prot16_offset;
u_int32_t prot16_segment;
u_int32_t prot32_offset;
u_int32_t prot32_segment;
} __packed;
struct smapi_bios_parameter {
union {
struct {
u_int8_t func;
u_int8_t sub_func;
} in;
struct {
u_int8_t rc;
u_int8_t sub_rc;
} out;
} type;
u_int16_t param1;
u_int16_t param2;
u_int16_t param3;
u_int32_t param4;
u_int32_t param5;
} __packed;
#define cmd_func type.in.func
#define cmd_sub_func type.in.sub_func
#define rsp_rc type.out.rc
#define rsp_sub_rc type.out.sub_rc
#define SMAPIOGHEADER _IOR('$', 0, struct smapi_bios_header)
#define SMAPIOCGFUNCTION _IOWR('$', 1, struct smapi_bios_parameter)
#endif /* _MACHINE_SMAPI_H_ */
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