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/*-
* Copyright (c) 2016 The FreeBSD Foundation
*
* 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.
*/
#ifndef __AMD64_INCLUDE_EFI_H_
#define __AMD64_INCLUDE_EFI_H_
#include <sys/types.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
#define EFI_MAP_BOOTTYPE_ALLOWED(type) (((efi_map_regs >> (type)) & 1) != 0)
extern uint32_t efi_map_regs;
#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_ */
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