1 /* 2 * GRUB -- GRand Unified Bootloader 3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; If not, see <http://www.gnu.org/licenses/>. 17 */ 18 /* 19 * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 20 * Use is subject to license terms. 21 */ 22 #ifndef _FSI_ZFS_H 23 #define _FSI_ZFS_H 24 25 #ifdef FSYS_ZFS 26 27 #include <sys/types.h> 28 #include <stdio.h> 29 #include <string.h> 30 #include <fsimage_grub.h> 31 32 33 /*** START FROM shared.h ****/ 34 #include "mb_info.h" 35 36 /* Boot signature related defines for the findroot command */ 37 #define BOOTSIGN_DIR "/boot/grub/bootsign" 38 #define BOOTSIGN_BACKUP "/etc/bootsign" 39 40 /* Maybe redirect memory requests through grub_scratch_mem. */ 41 #define RAW_ADDR(x) (x) 42 #define RAW_SEG(x) (x) 43 44 /* ZFS will use the top 4 Meg of physical memory (below 4Gig) for sratch */ 45 #define ZFS_SCRATCH_SIZE 0x400000 46 47 #define MAXPATHLEN 1024 48 #define MAXNAMELEN 256 49 #define MIN(x, y) ((x) < (y) ? (x) : (y)) 50 51 #define MAXUINT 0xFFFFFFFF 52 53 #undef NULL 54 #define NULL ((void *) 0) 55 56 #define grub_printf printf 57 #define grub_strcmp strcmp 58 #define grub_strncmp strncmp 59 #define grub_strstr strstr 60 #define grub_strlen strlen 61 #define grub_memmove memmove 62 63 extern char current_bootpath[MAXPATHLEN]; 64 extern char current_rootpool[MAXNAMELEN]; 65 extern char current_bootfs[MAXNAMELEN]; 66 extern uint64_t current_bootfs_obj; 67 extern char current_devid[MAXPATHLEN]; 68 extern int is_zfs_mount; 69 extern unsigned long best_drive; 70 extern unsigned long best_part; 71 extern int find_best_root; 72 73 extern unsigned long part_length; 74 75 #undef filemax 76 #undef filepos 77 extern uint64_t filemax; 78 extern uint64_t filepos; 79 80 extern struct multiboot_info mbi; 81 82 /*** END FROM shared.h ***/ 83 84 #ifdef __linux__ 85 typedef unsigned char uchar_t; 86 #endif 87 88 typedef struct fsi_file *fsi_file_handle_t; 89 extern fsi_file_handle_t zfs_ffi; 90 extern int fsig_devread(fsi_file_handle_t, unsigned int, unsigned int, 91 unsigned int, char *); 92 93 #undef devread 94 #define devread(a, b, c, d) fsig_devread(zfs_ffi, a, b, c, d) 95 96 #undef errnum 97 extern int errnum; 98 99 #endif /* FSI_ZFS */ 100 101 #endif /* !_FSI_ZFS_H */ 102 103