a29bff7a52
On some systems (e.g. Lenovo ThinkPad X240, Apple MacBookPro12,1) the SMBIOS entry point is not found in the <0xFFFFF space. Follow the SMBIOS spec and use the EFI Configuration Table for locating the entry point on EFI systems. Reviewed by: rpokala, dab MFC after: 1 week Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D29276
80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
/*-
|
|
* Copyright (c) 2016 The FreeBSD Foundation
|
|
* All rights reserved.
|
|
*
|
|
* This software was developed by Konstantin Belousov <kib@FreeBSD.org>
|
|
* under sponsorship from the FreeBSD Foundation.
|
|
*
|
|
* 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef __AMD64_INCLUDE_EFI_H_
|
|
#define __AMD64_INCLUDE_EFI_H_
|
|
|
|
/*
|
|
* XXX: from gcc 6.2 manual:
|
|
* Note, the ms_abi attribute for Microsoft Windows 64-bit targets
|
|
* currently requires the -maccumulate-outgoing-args option.
|
|
*
|
|
* Avoid EFIABI_ATTR declarations for compilers that don't support it.
|
|
* GCC support began in version 4.4.
|
|
*/
|
|
#if defined(__clang__) || defined(__GNUC__) && \
|
|
(__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 4)
|
|
#define EFIABI_ATTR __attribute__((ms_abi))
|
|
#endif
|
|
|
|
#ifdef _KERNEL
|
|
#include <isa/rtc.h>
|
|
#define ARCH_MAY_USE_EFI
|
|
|
|
#define EFI_TIME_LOCK() mtx_lock(&atrtc_time_lock)
|
|
#define EFI_TIME_UNLOCK() mtx_unlock(&atrtc_time_lock)
|
|
#define EFI_TIME_OWNED() mtx_assert(&atrtc_time_lock, MA_OWNED)
|
|
|
|
#define EFI_RT_HANDLE_FAULTS_DEFAULT 1
|
|
#endif
|
|
|
|
struct efirt_callinfo {
|
|
const char *ec_name;
|
|
register_t ec_efi_status;
|
|
register_t ec_fptr;
|
|
register_t ec_argcnt;
|
|
register_t ec_arg1;
|
|
register_t ec_arg2;
|
|
register_t ec_arg3;
|
|
register_t ec_arg4;
|
|
register_t ec_arg5;
|
|
register_t ec_rbx;
|
|
register_t ec_rsp;
|
|
register_t ec_rbp;
|
|
register_t ec_r12;
|
|
register_t ec_r13;
|
|
register_t ec_r14;
|
|
register_t ec_r15;
|
|
register_t ec_rflags;
|
|
};
|
|
|
|
#endif /* __AMD64_INCLUDE_EFI_H_ */
|