2 * Copyright (c) 2016 The FreeBSD Foundation
4 * This software was developed by Konstantin Belousov <kib@FreeBSD.org>
5 * under sponsorship from the FreeBSD Foundation.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #ifndef __AMD64_INCLUDE_EFI_H_
32 #define __AMD64_INCLUDE_EFI_H_
35 * XXX: from gcc 6.2 manual:
36 * Note, the ms_abi attribute for Microsoft Windows 64-bit targets
37 * currently requires the -maccumulate-outgoing-args option.
39 * Avoid EFIABI_ATTR declarations for compilers that don't support it.
40 * GCC support began in version 4.4.
42 #if defined(__clang__) || defined(__GNUC__) && \
43 (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 4)
44 #define EFIABI_ATTR __attribute__((ms_abi))
49 #define ARCH_MAY_USE_EFI
51 #define EFI_TIME_LOCK() mtx_lock(&atrtc_time_lock)
52 #define EFI_TIME_UNLOCK() mtx_unlock(&atrtc_time_lock)
53 #define EFI_TIME_OWNED() mtx_assert(&atrtc_time_lock, MA_OWNED)
55 #define EFI_RT_HANDLE_FAULTS_DEFAULT 1
58 struct efirt_callinfo {
60 register_t ec_efi_status;
78 #endif /* __AMD64_INCLUDE_EFI_H_ */