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author | imp <imp@FreeBSD.org> | 2008-12-31 07:38:04 +0000 |
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committer | imp <imp@FreeBSD.org> | 2008-12-31 07:38:04 +0000 |
commit | 5d311ae3490e71d1b6d86b8ab02c59de40cba98f (patch) | |
tree | 09447fe9699495eecb3883ff709a2fb5c5ea29b0 /sys/mips | |
parent | 81e94e0a4cee9cc0ea62e524b851b34797ce7d21 (diff) | |
download | FreeBSD-src-5d311ae3490e71d1b6d86b8ab02c59de40cba98f.zip FreeBSD-src-5d311ae3490e71d1b6d86b8ab02c59de40cba98f.tar.gz |
First pass at 64-bit elf support
Diffstat (limited to 'sys/mips')
-rw-r--r-- | sys/mips/mips/elf64_machdep.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/sys/mips/mips/elf64_machdep.c b/sys/mips/mips/elf64_machdep.c new file mode 100644 index 0000000..e5a2f5d --- /dev/null +++ b/sys/mips/mips/elf64_machdep.c @@ -0,0 +1,117 @@ +/*- + * Copyright 1996-1998 John D. Polstra. + * 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 ``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 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. + * + * from: src/sys/i386/i386/elf_machdep.c,v 1.20 2004/08/11 02:35:05 marcel + */ + +#define __ELF_WORD_SIZE 64 + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/kernel.h> +#include <sys/systm.h> +#include <sys/exec.h> +#include <sys/imgact.h> +#include <sys/linker.h> +#include <sys/sysent.h> +#include <sys/imgact_elf.h> +#include <sys/syscall.h> +#include <sys/signalvar.h> +#include <sys/vnode.h> + +#include <vm/vm.h> +#include <vm/pmap.h> +#include <vm/vm_param.h> + +#include <machine/elf.h> +#include <machine/md_var.h> + +struct sysentvec elf64_freebsd_sysvec = { + .sv_size = SYS_MAXSYSCALL, + .sv_table = sysent, + .sv_mask = 0, + .sv_sigsize = 0, + .sv_sigtbl = NULL, + .sv_errsize = 0, + .sv_errtbl = NULL, + .sv_transtrap = NULL, + .sv_fixup = __elfN(freebsd_fixup), + .sv_sendsig = sendsig, + .sv_sigcode = sigcode, + .sv_szsigcode = &szsigcode, + .sv_prepsyscall = NULL, + .sv_name = "FreeBSD ELF64", + .sv_coredump = __elfN(coredump), + .sv_imgact_try = NULL, + .sv_minsigstksz = MINSIGSTKSZ, + .sv_pagesize = PAGE_SIZE, + .sv_minuser = VM_MIN_ADDRESS, + .sv_maxuser = VM_MAXUSER_ADDRESS, + .sv_usrstack = USRSTACK, + .sv_psstrings = PS_STRINGS, + .sv_stackprot = VM_PROT_ALL, + .sv_copyout_strings = exec_copyout_strings, + .sv_setregs = exec_setregs, + .sv_fixlimit = NULL, + .sv_maxssiz = NULL, + .sv_flags = SV_ABI_FREEBSD | SV_LP64 +}; + +static Elf64_Brandinfo freebsd_brand_gnutools_info64 = { + .brand = ELFOSABI_NONE, + .machine = EM_MIPS, + .compat_3_brand = "Unix System V ABI", + .emul_path = NULL, + .interp_path = "/libexec/ld-elf.so.1", + .sysvec = &elf64_freebsd_sysvec, + .interp_path = "/libexec/ld-elf.so.1", + .flags = BI_CAN_EXEC_DYN +}; + +SYSINIT(gnu_mips_elf64, SI_SUB_EXEC, SI_ORDER_ANY, + (sysinit_cfunc_t) elf64_insert_brand_entry, + &freebsd_brand_gnutools_info64); + +static Elf64_Brandinfo freebsd_brand_info64 = { + .brand = ELFOSABI_FREEBSD, + .machine = EM_MIPS, + .compat_3_brand = "FreeBSD", + .emul_path = NULL, + .interp_path = "/libexec/ld-elf.so.1", + .sysvec = &elf64_freebsd_sysvec, + .interp_newpath = NULL, + .flags = 0 +}; + +SYSINIT(elf64, SI_SUB_EXEC, SI_ORDER_ANY, + (sysinit_cfunc_t) elf64_insert_brand_entry, + &freebsd_brand_info64); + +void +elf64_dump_thread(struct thread *td __unused, void *dst __unused, + size_t *off __unused) +{ +} |