1*479ab7f0SSascha Wildner /* 2*479ab7f0SSascha Wildner * Copyright (c) 2009 The DragonFly Project. All rights reserved. 3*479ab7f0SSascha Wildner * 4*479ab7f0SSascha Wildner * This code is derived from software contributed to The DragonFly Project 5*479ab7f0SSascha Wildner * by Matthew Dillon <dillon@backplane.com> 6*479ab7f0SSascha Wildner * 7*479ab7f0SSascha Wildner * Redistribution and use in source and binary forms, with or without 8*479ab7f0SSascha Wildner * modification, are permitted provided that the following conditions 9*479ab7f0SSascha Wildner * are met: 10*479ab7f0SSascha Wildner * 11*479ab7f0SSascha Wildner * 1. Redistributions of source code must retain the above copyright 12*479ab7f0SSascha Wildner * notice, this list of conditions and the following disclaimer. 13*479ab7f0SSascha Wildner * 2. Redistributions in binary form must reproduce the above copyright 14*479ab7f0SSascha Wildner * notice, this list of conditions and the following disclaimer in 15*479ab7f0SSascha Wildner * the documentation and/or other materials provided with the 16*479ab7f0SSascha Wildner * distribution. 17*479ab7f0SSascha Wildner * 3. Neither the name of The DragonFly Project nor the names of its 18*479ab7f0SSascha Wildner * contributors may be used to endorse or promote products derived 19*479ab7f0SSascha Wildner * from this software without specific, prior written permission. 20*479ab7f0SSascha Wildner * 21*479ab7f0SSascha Wildner * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22*479ab7f0SSascha Wildner * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23*479ab7f0SSascha Wildner * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24*479ab7f0SSascha Wildner * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25*479ab7f0SSascha Wildner * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26*479ab7f0SSascha Wildner * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27*479ab7f0SSascha Wildner * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28*479ab7f0SSascha Wildner * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29*479ab7f0SSascha Wildner * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30*479ab7f0SSascha Wildner * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31*479ab7f0SSascha Wildner * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32*479ab7f0SSascha Wildner * SUCH DAMAGE. 33*479ab7f0SSascha Wildner */ 34*479ab7f0SSascha Wildner /* 35*479ab7f0SSascha Wildner * boot2 encapsulated ABI. The boot2 standalone code provides these functions 36*479ab7f0SSascha Wildner * to the boot2 add-on modules (ufsread.c and hammer2.c). 37*479ab7f0SSascha Wildner */ 38*479ab7f0SSascha Wildner 39*479ab7f0SSascha Wildner #ifndef _BOOT_COMMON_BOOT2_H_ 40*479ab7f0SSascha Wildner #define _BOOT_COMMON_BOOT2_H_ 41*479ab7f0SSascha Wildner 42*479ab7f0SSascha Wildner 43*479ab7f0SSascha Wildner #include <sys/param.h> 44*479ab7f0SSascha Wildner #include <sys/dtype.h> 45*479ab7f0SSascha Wildner #include <sys/dirent.h> 46*479ab7f0SSascha Wildner #include <stdarg.h> 47*479ab7f0SSascha Wildner #include <stddef.h> 48*479ab7f0SSascha Wildner #include <stdint.h> 49*479ab7f0SSascha Wildner #include <machine/bootinfo.h> 50*479ab7f0SSascha Wildner #include <machine/elf.h> 51*479ab7f0SSascha Wildner 52*479ab7f0SSascha Wildner /* 53*479ab7f0SSascha Wildner * We only need a 32 bit ino_t for UFS-only boot code. We have to squeeze 54*479ab7f0SSascha Wildner * space usage, else we'd just use 64 bits across the board. 55*479ab7f0SSascha Wildner */ 56*479ab7f0SSascha Wildner #if defined(HAMMERFS) || defined(HAMMER2FS) 57*479ab7f0SSascha Wildner typedef uint64_t boot2_ino_t; 58*479ab7f0SSascha Wildner #else 59*479ab7f0SSascha Wildner typedef uint32_t boot2_ino_t; 60*479ab7f0SSascha Wildner #endif 61*479ab7f0SSascha Wildner 62*479ab7f0SSascha Wildner struct boot2_fsapi { 63*479ab7f0SSascha Wildner int (*fsinit)(void); 64*479ab7f0SSascha Wildner boot2_ino_t (*fslookup)(const char *); 65*479ab7f0SSascha Wildner ssize_t (*fsread)(boot2_ino_t, void *, size_t); 66*479ab7f0SSascha Wildner }; 67*479ab7f0SSascha Wildner 68*479ab7f0SSascha Wildner /* 69*479ab7f0SSascha Wildner * secbuf needs to be big enough for the label reads 70*479ab7f0SSascha Wildner * (32 and 64 bit disklabels). 71*479ab7f0SSascha Wildner */ 72*479ab7f0SSascha Wildner struct boot2_dmadat { 73*479ab7f0SSascha Wildner char secbuf[DEV_BSIZE*4]; 74*479ab7f0SSascha Wildner /* extended by *fsread() modules */ 75*479ab7f0SSascha Wildner }; 76*479ab7f0SSascha Wildner 77*479ab7f0SSascha Wildner extern uint32_t fs_off; 78*479ab7f0SSascha Wildner extern int no_io_error; 79*479ab7f0SSascha Wildner extern int ls; 80*479ab7f0SSascha Wildner extern struct boot2_dmadat *boot2_dmadat; 81*479ab7f0SSascha Wildner 82*479ab7f0SSascha Wildner extern int dskread(void *, unsigned, unsigned); 83*479ab7f0SSascha Wildner extern void printf(const char *,...); 84*479ab7f0SSascha Wildner extern void putchar(int); 85*479ab7f0SSascha Wildner extern int strcmp(const char *s1, const char *s2); 86*479ab7f0SSascha Wildner extern void memcpy(void *d, const void *s, int len); 87*479ab7f0SSascha Wildner 88*479ab7f0SSascha Wildner #ifdef UFS 89*479ab7f0SSascha Wildner extern const struct boot2_fsapi boot2_ufs_api; 90*479ab7f0SSascha Wildner #endif 91*479ab7f0SSascha Wildner #ifdef HAMMERFS 92*479ab7f0SSascha Wildner extern const struct boot2_fsapi boot2_hammer_api; 93*479ab7f0SSascha Wildner #endif 94*479ab7f0SSascha Wildner #ifdef HAMMER2FS 95*479ab7f0SSascha Wildner extern const struct boot2_fsapi boot2_hammer2_api; 96*479ab7f0SSascha Wildner #endif 97*479ab7f0SSascha Wildner 98*479ab7f0SSascha Wildner #endif 99