1 /*- 2 * Copyright (c) 2016 Netflix, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer 9 * in this position and unchanged. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef _SYS_EFIIO_H_ 27 #define _SYS_EFIIO_H_ 28 29 #include <sys/ioccom.h> 30 #include <sys/uuid.h> 31 #include <sys/efi.h> 32 33 struct efi_get_table_ioc 34 { 35 void *buf; /* Pointer to userspace buffer */ 36 struct uuid uuid; /* UUID to look up */ 37 size_t table_len; /* Table size */ 38 size_t buf_len; /* Size of the buffer */ 39 }; 40 41 struct efi_var_ioc 42 { 43 efi_char *name; /* User pointer to name, in wide chars */ 44 size_t namesize; /* Number of wide characters in name */ 45 struct uuid vendor; /* Vendor's UUID for variable */ 46 uint32_t attrib; /* Attributes */ 47 void *data; /* User pointer to the data */ 48 size_t datasize; /* Number of *bytes* in the data */ 49 }; 50 51 struct efi_waketime_ioc 52 { 53 struct efi_tm waketime; 54 uint8_t enabled; 55 uint8_t pending; 56 }; 57 58 #define EFIIOC_GET_TABLE _IOWR('E', 1, struct efi_get_table_ioc) 59 #define EFIIOC_GET_TIME _IOR('E', 2, struct efi_tm) 60 #define EFIIOC_SET_TIME _IOW('E', 3, struct efi_tm) 61 #define EFIIOC_VAR_GET _IOWR('E', 4, struct efi_var_ioc) 62 #define EFIIOC_VAR_NEXT _IOWR('E', 5, struct efi_var_ioc) 63 #define EFIIOC_VAR_SET _IOWR('E', 6, struct efi_var_ioc) 64 #define EFIIOC_GET_WAKETIME _IOR('E', 7, struct efi_waketime_ioc) 65 #define EFIIOC_SET_WAKETIME _IOW('E', 8, struct efi_waketime_ioc) 66 67 #endif /* _SYS_EFIIO_H_ */ 68