/* * $NetBSD: loadfile.c,v 1.10 1998/06/25 06:45:46 ross Exp $ * $FreeBSD: src/sys/boot/alpha/libalpha/elf_freebsd.c,v 1.12 2003/05/01 03:56:28 peter Exp $ * $DragonFly: src/sys/boot/alpha/libalpha/Attic/elf_freebsd.c,v 1.3 2003/11/10 06:08:29 dillon Exp $ */ /*- * Copyright (c) 1997 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Ralph Campbell. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)boot.c 8.1 (Berkeley) 6/10/93 */ #include #include #include #include #include #include #include #include #include "bootstrap.h" #define _KERNEL static int elf64_exec(struct preloaded_file *afp); int bi_load(struct bootinfo_v1 *, vm_offset_t *, struct preloaded_file *); struct file_format alpha_elf = { elf64_loadfile, elf64_exec }; vm_offset_t ffp_save, ptbr_save; static int elf64_exec(struct preloaded_file *fp) { static struct bootinfo_v1 bootinfo_v1; struct file_metadata *md; Elf_Ehdr *hdr; int err; int flen; if ((md = file_findmetadata(fp, MODINFOMD_ELFHDR)) == NULL) return(EFTYPE); /* XXX actually EFUCKUP */ hdr = (Elf_Ehdr *)&(md->md_data); /* XXX ffp_save does not appear to be used in the kernel.. */ bzero(&bootinfo_v1, sizeof(bootinfo_v1)); err = bi_load(&bootinfo_v1, &ffp_save, fp); if (err) return(err); /* * Fill in rest of bootinfo for the kernel. */ flen = prom_getenv(PROM_E_BOOTED_OSFLAGS, bootinfo_v1.boot_flags, sizeof(bootinfo_v1.boot_flags)); bootinfo_v1.hwrpb = (void *)HWRPB_ADDR; bootinfo_v1.hwrpbsize = ((struct rpb *)HWRPB_ADDR)->rpb_size; bootinfo_v1.cngetc = NULL; bootinfo_v1.cnputc = NULL; bootinfo_v1.cnpollc = NULL; /* * Append the boot command flags. */ if (fp->f_args != NULL && *fp->f_args != '\0') { const char *p = fp->f_args; do { if (*p == '-') { while (*++p != ' ' && *p != '\0') if (flen < sizeof(bootinfo_v1.boot_flags) - 1) bootinfo_v1.boot_flags[flen++] = *p; } else while (*p != ' ' && *p != '\0') p++; while (*p == ' ') p++; } while (*p != '\0'); bootinfo_v1.boot_flags[flen] = '\0'; } printf("Entering %s at 0x%lx...\n", fp->f_name, hdr->e_entry); closeall(); dev_cleanup(); alpha_pal_imb(); (*(void (*)())hdr->e_entry)(ffp_save, ptbr_save, BOOTINFO_MAGIC, &bootinfo_v1, 1, 0); }