Date: Tue, 6 Apr 2010 19:20:31 +0000 (UTC) From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r206284 - projects/ppc64/sys/boot/powerpc/ps3 Message-ID: <201004061920.o36JKVsl056039@svn.freebsd.org>
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Author: nwhitehorn Date: Tue Apr 6 19:20:31 2010 New Revision: 206284 URL: http://svn.freebsd.org/changeset/base/206284 Log: Add a PPC64 ELF loader stub to unbreak the build. The changes requiring this accidentally got pulled in during my MFC. Submitted by: Andreas Tobler Added: projects/ppc64/sys/boot/powerpc/ps3/ppc64_elf_freebsd.c Added: projects/ppc64/sys/boot/powerpc/ps3/ppc64_elf_freebsd.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/ppc64/sys/boot/powerpc/ps3/ppc64_elf_freebsd.c Tue Apr 6 19:20:31 2010 (r206284) @@ -0,0 +1,100 @@ +/*- + * Copyright (c) 2001 Benno Rice <benno@FreeBSD.org> + * All rights reserved. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: projects/ppc64/sys/boot/ofw/libofw/ppc64_elf_freebsd.c 197113 2009-09-12 05:39:51Z nwhitehorn $"); + +#define __ELF_WORD_SIZE 64 + +#include <sys/param.h> +#include <sys/linker.h> + +#include <machine/metadata.h> +#include <machine/elf.h> + +#include <stand.h> + +#include "bootstrap.h" + +extern char end[]; +extern vm_offset_t reloc; /* From <arch>/conf.c */ + +int +ppc64_elf_loadfile(char *filename, u_int64_t dest, + struct preloaded_file **result) +{ + int r; + + r = __elfN(loadfile)(filename, dest, result); + if (r != 0) + return (r); + + /* + * No need to sync the icache for modules: this will + * be done by the kernel after relocation. + */ + if (!strcmp((*result)->f_type, "elf kernel")) + __syncicache((void *) (*result)->f_addr, (*result)->f_size); + return (0); +} + +int +ppc64_elf_exec(struct preloaded_file *fp) +{ + struct file_metadata *fmp; + vm_offset_t mdp; + Elf_Ehdr *e; + int error; + intptr_t entry; + + if ((fmp = file_findmetadata(fp, MODINFOMD_ELFHDR)) == NULL) { + return(EFTYPE); + } + e = (Elf_Ehdr *)&fmp->md_data; + + /* Handle function descriptor */ + entry = *(uint64_t *)e->e_entry; + + if ((error = md_load64(fp->f_args, &mdp)) != 0) + return (error); + + printf("Kernel entry at 0x%lx ...\n", entry); + + dev_cleanup(); + +#if 0 + OF_chain((void *)reloc, end - (char *)reloc, (void *)entry, + (void *)mdp, sizeof(mdp)); +#endif + + panic("exec returned"); +} + +struct file_format ppc_elf64 = +{ + ppc64_elf_loadfile, + ppc64_elf_exec +};
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