grub/loader/i386/pc/multiboot2.c
robertmh f36cc10867 2009-01-10 Robert Millan <rmh@aybabtu.com>
Update a few copyright years which we forgot to do in 2008 (only for
            files whose changes made in 2008 were copyright-significant)

            * Makefile.in: Add 2008 to Copyright line.
            * disk/ieee1275/ofdisk.c: Likewise.
            * disk/efi/efidisk.c: Likewise.
            * kern/dl.c: Likewise.
            * kern/sparc64/ieee1275/init.c: Likewise.
            * kern/mm.c: Likewise.
            * kern/efi/mm.c: Likewise.
            * boot/i386/pc/boot.S: Likewise.
            * genfslist.sh: Likewise.
            * fs/iso9660.c: Likewise.
            * fs/hfs.c: Likewise.
            * fs/jfs.c: Likewise.
            * fs/minix.c: Likewise.
            * fs/ufs.c: Likewise.
            * gensymlist.sh.in: Likewise.
            * genkernsyms.sh.in: Likewise.
            * include/grub/misc.h: Likewise.
            * include/grub/types.h: Likewise.
            * include/grub/symbol.h: Likewise.
            * include/grub/elf.h: Likewise.
            * include/grub/kernel.h: Likewise.
            * include/grub/disk.h: Likewise.
            * include/grub/dl.h: Likewise.
            * include/grub/i386/linux.h: Likewise.
            * include/grub/i386/pc/biosdisk.h: Likewise.
            * include/grub/efi/api.h: Likewise.
            * include/grub/efi/pe32.h: Likewise.
            * include/grub/util/misc.h: Likewise.
            * normal/execute.c: Likewise.
            * normal/arg.c: Likewise.
            * normal/completion.c: Likewise.
            * normal/lexer.c: Likewise.
            * normal/parser.y: Likewise.
            * normal/misc.c: Likewise.
            * commands/i386/pc/vbeinfo.c: Likewise.
            * commands/hexdump.c: Likewise.
            * commands/terminal.c: Likewise.
            * commands/ls.c: Likewise.
            * commands/help.c: Likewise.
            * partmap/pc.c: Likewise.
            * loader/efi/chainloader.c: Likewise.
            * loader/multiboot_loader.c: Likewise.
            * loader/i386/pc/multiboot2.c: Likewise.
            * term/efi/console.c: Likewise.
            * term/i386/pc/serial.c: Likewise.
            * util/lvm.c: Likewise.
            * util/console.c: Likewise.
            * util/i386/efi/grub-mkimage.c: Likewise.
            * util/raid.c: Likewise.
2009-01-10 13:07:44 +00:00

101 lines
2.6 KiB
C

/* multiboot2.c - boot a multiboot 2 OS image. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2007,2008 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <multiboot2.h>
#include <grub/multiboot2.h>
#include <grub/elf.h>
#include <grub/err.h>
#include <grub/machine/loader.h>
#include <grub/mm.h>
grub_err_t
grub_mb2_arch_elf32_hook (Elf32_Phdr *phdr, UNUSED grub_addr_t *addr)
{
Elf32_Addr paddr = phdr->p_paddr;
if ((paddr < grub_os_area_addr)
|| (paddr + phdr->p_memsz > grub_os_area_addr + grub_os_area_size))
return grub_error(GRUB_ERR_OUT_OF_RANGE,"Address 0x%x is out of range",
paddr);
return GRUB_ERR_NONE;
}
grub_err_t
grub_mb2_arch_elf64_hook (Elf64_Phdr *phdr, UNUSED grub_addr_t *addr)
{
Elf64_Addr paddr = phdr->p_paddr;
if ((paddr < grub_os_area_addr)
|| (paddr + phdr->p_memsz > grub_os_area_addr + grub_os_area_size))
return grub_error (GRUB_ERR_OUT_OF_RANGE, "Address 0x%x is out of range",
paddr);
return GRUB_ERR_NONE;
}
grub_err_t
grub_mb2_arch_module_alloc (grub_size_t size, grub_addr_t *addr)
{
grub_addr_t modaddr;
modaddr = (grub_addr_t) grub_memalign (MULTIBOOT2_MOD_ALIGN, size);
if (! modaddr)
return grub_errno;
*addr = modaddr;
return GRUB_ERR_NONE;
}
grub_err_t
grub_mb2_arch_module_free (grub_addr_t addr, UNUSED grub_size_t size)
{
grub_free((void *) addr);
return GRUB_ERR_NONE;
}
void
grub_mb2_arch_boot (grub_addr_t entry, void *tags)
{
grub_multiboot2_real_boot (entry, tags);
}
void
grub_mb2_arch_unload (struct multiboot_tag_header *tags)
{
struct multiboot_tag_header *tag;
/* Free all module memory in the tag list. */
for_each_tag (tag, tags)
{
if (tag->key == MULTIBOOT2_TAG_MODULE)
{
struct multiboot_tag_module *module =
(struct multiboot_tag_module *) tag;
grub_free((void *) module->addr);
}
}
}
grub_err_t
grub_mb2_tags_arch_create (void)
{
/* XXX Create boot device et al. */
return GRUB_ERR_NONE;
}