1 /* $NetBSD: efivar.h,v 1.2 2023/05/22 16:27:58 riastradh Exp $ */ 2 3 /*- 4 * Copyright (c) 2021 Jared McNeill <jmcneill@invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 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. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * 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 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _DEV_EFIVAR_H 30 #define _DEV_EFIVAR_H 31 32 #include <sys/uuid.h> 33 #include <sys/types.h> 34 35 #include <machine/efi.h> 36 37 struct efi_ops { 38 efi_status (*efi_gettime)(struct efi_tm *, struct efi_tmcap *); 39 efi_status (*efi_settime)(struct efi_tm *); 40 efi_status (*efi_getvar)(uint16_t *, struct uuid *, uint32_t *, 41 u_long *, void *); 42 efi_status (*efi_setvar)(uint16_t *, struct uuid *, uint32_t, 43 u_long, void *); 44 efi_status (*efi_nextvar)(u_long *, uint16_t *, struct uuid *); 45 efi_status (*efi_gettab)(const struct uuid *, uint64_t *); 46 }; 47 48 void efi_register_ops(const struct efi_ops *); 49 50 #endif /* !_DEV_EFIVAR_H */ 51