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/* $OpenBSD: efivar.h,v 1.1 2023/01/14 12:11:11 kettenis Exp $ */
/*
* Copyright (c) 2022 Mark Kettenis <kettenis@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _MACHINE_EFIVAR_H_
#define _MACHINE_EFIVAR_H_
#include <dev/clock_subr.h>
struct efi_softc {
struct device sc_dev;
struct pmap *sc_pm;
EFI_RUNTIME_SERVICES *sc_rs;
EFI_SYSTEM_RESOURCE_TABLE *sc_esrt;
u_long sc_psw;
struct todr_chip_handle sc_todr;
};
void efi_enter(struct efi_softc *);
void efi_leave(struct efi_softc *);
extern label_t efi_jmpbuf;
#define efi_enter_check(sc) (setjmp(&efi_jmpbuf) ? \
(efi_leave(sc), EFAULT) : (efi_enter(sc), 0))
#endif /* _MACHINE_EFIVAR_H_ */
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