efiblock.h revision 1.2.2.2
1 1.2.2.2 pgoyette /* $NetBSD: efiblock.h,v 1.2.2.2 2018/09/06 06:56:47 pgoyette Exp $ */ 2 1.2.2.2 pgoyette 3 1.2.2.2 pgoyette /*- 4 1.2.2.2 pgoyette * Copyright (c) 2018 Jared McNeill <jmcneill (at) invisible.ca> 5 1.2.2.2 pgoyette * All rights reserved. 6 1.2.2.2 pgoyette * 7 1.2.2.2 pgoyette * Redistribution and use in source and binary forms, with or without 8 1.2.2.2 pgoyette * modification, are permitted provided that the following conditions 9 1.2.2.2 pgoyette * are met: 10 1.2.2.2 pgoyette * 1. Redistributions of source code must retain the above copyright 11 1.2.2.2 pgoyette * notice, this list of conditions and the following disclaimer. 12 1.2.2.2 pgoyette * 2. Redistributions in binary form must reproduce the above copyright 13 1.2.2.2 pgoyette * notice, this list of conditions and the following disclaimer in the 14 1.2.2.2 pgoyette * documentation and/or other materials provided with the distribution. 15 1.2.2.2 pgoyette * 16 1.2.2.2 pgoyette * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17 1.2.2.2 pgoyette * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 1.2.2.2 pgoyette * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 1.2.2.2 pgoyette * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20 1.2.2.2 pgoyette * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 1.2.2.2 pgoyette * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 1.2.2.2 pgoyette * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 1.2.2.2 pgoyette * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 1.2.2.2 pgoyette * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.2.2.2 pgoyette * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.2.2.2 pgoyette * SUCH DAMAGE. 27 1.2.2.2 pgoyette */ 28 1.2.2.2 pgoyette 29 1.2.2.2 pgoyette #include <sys/queue.h> 30 1.2.2.2 pgoyette #include <sys/bootblock.h> 31 1.2.2.2 pgoyette #include <sys/disklabel.h> 32 1.2.2.2 pgoyette 33 1.2.2.2 pgoyette enum efi_block_part_type { 34 1.2.2.2 pgoyette EFI_BLOCK_PART_DISKLABEL, 35 1.2.2.2 pgoyette EFI_BLOCK_PART_GPT 36 1.2.2.2 pgoyette }; 37 1.2.2.2 pgoyette 38 1.2.2.2 pgoyette struct efi_block_part; 39 1.2.2.2 pgoyette 40 1.2.2.2 pgoyette struct efi_block_dev { 41 1.2.2.2 pgoyette uint16_t index; 42 1.2.2.2 pgoyette EFI_DEVICE_PATH *path; 43 1.2.2.2 pgoyette EFI_BLOCK_IO *bio; 44 1.2.2.2 pgoyette UINT32 media_id; 45 1.2.2.2 pgoyette TAILQ_HEAD(, efi_block_part) partitions; 46 1.2.2.2 pgoyette 47 1.2.2.2 pgoyette TAILQ_ENTRY(efi_block_dev) entries; 48 1.2.2.2 pgoyette }; 49 1.2.2.2 pgoyette 50 1.2.2.2 pgoyette struct efi_block_part_disklabel { 51 1.2.2.2 pgoyette uint32_t secsize; 52 1.2.2.2 pgoyette struct partition part; 53 1.2.2.2 pgoyette }; 54 1.2.2.2 pgoyette 55 1.2.2.2 pgoyette struct efi_block_part { 56 1.2.2.2 pgoyette uint32_t index; 57 1.2.2.2 pgoyette struct efi_block_dev *bdev; 58 1.2.2.2 pgoyette enum efi_block_part_type type; 59 1.2.2.2 pgoyette union { 60 1.2.2.2 pgoyette struct efi_block_part_disklabel disklabel; 61 1.2.2.2 pgoyette }; 62 1.2.2.2 pgoyette uint8_t hash[16]; 63 1.2.2.2 pgoyette 64 1.2.2.2 pgoyette TAILQ_ENTRY(efi_block_part) entries; 65 1.2.2.2 pgoyette }; 66 1.2.2.2 pgoyette 67 1.2.2.2 pgoyette void efi_block_probe(void); 68 1.2.2.2 pgoyette void efi_block_show(void); 69 1.2.2.2 pgoyette struct efi_block_part *efi_block_boot_part(void); 70 1.2.2.2 pgoyette 71 1.2.2.2 pgoyette int efi_block_open(struct open_file *, ...); 72 1.2.2.2 pgoyette int efi_block_close(struct open_file *); 73 1.2.2.2 pgoyette int efi_block_strategy(void *, int, daddr_t, size_t, void *, size_t *); 74
Indexes created Mon Oct 20 16:09:52 GMT 2025