* util/sparc64/ieee1275/misc.c: New file.
* util/sparc64/ieee1275/grub-setup.c: New file. * util/sparc64/ieee1275/grub-ofpathname.c: New file. * util/sparc64/ieee1275/grub-mkimage.c: New file. * util/sparc64/ieee1275/grub-install.in: New file. * util/ieee1275/ofpath.c: New file. * util/ieee1275/devicemap.c: New file. * util/devicemap.c: New file. * util/deviceiter.c: New file. * kern/sparc64/ieee1275/init.c: New file. * include/grub/util/ofpath.h: New file. * include/grub/util/deviceiter.h: New file. * util/grub-mkdevicemap.c: Include deviceiter.h. Implement using grub_util_emit_devicemap_entry and grub_util_iterate_devices. * conf/i386-corebook.rmk: Build util/deviceiter.c and util/devicemap.c into grub-mkdevicemap * conf/i386-efi.rmk: Likewise. * conf/i386-ieee1275.rmk: Likewise. * conf/i386-pc.rmk: Likewise. * conf/powerpc-ieee1275.rmk: Likewise. * conf/sparc64-ieee1275.rmk: Add rules to build boot block images and installation utilities. Build kernel as image instead of as elf binary. Use common rules as much as possible.
This commit is contained in:
davem
parent
4e8269dad2
commit
a1447506fe
20 changed files with 2689 additions and 817 deletions
294
util/sparc64/ieee1275/grub-mkimage.c
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294
util/sparc64/ieee1275/grub-mkimage.c
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/* grub-mkimage.c - make a bootable image */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2008,2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <grub/types.h>
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#include <grub/machine/boot.h>
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#include <grub/machine/kernel.h>
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#include <grub/kernel.h>
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#include <grub/disk.h>
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#include <grub/util/misc.h>
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#include <grub/util/resolve.h>
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#include <grub/misc.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#define _GNU_SOURCE 1
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#include <getopt.h>
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static void
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compress_kernel (char *kernel_img, size_t kernel_size,
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char **core_img, size_t *core_size)
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{
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/* No compression support yet. */
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grub_util_info ("kernel_img=%p, kernel_size=0x%x", kernel_img, kernel_size);
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*core_img = xmalloc (kernel_size);
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memcpy (*core_img, kernel_img, kernel_size);
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*core_size = kernel_size;
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}
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static void
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generate_image (const char *dir, const char *prefix, FILE *out, char *mods[], char *memdisk_path)
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{
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size_t kernel_size, total_module_size, memdisk_size, core_size, boot_size, offset;
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char *kernel_path, *kernel_img, *core_img, *boot_path, *boot_img;
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struct grub_util_path_list *path_list, *p;
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struct grub_module_info *modinfo;
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grub_addr_t module_addr;
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unsigned int num;
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path_list = grub_util_resolve_dependencies (dir, "moddep.lst", mods);
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kernel_path = grub_util_get_path (dir, "kernel.img");
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kernel_size = grub_util_get_image_size (kernel_path);
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total_module_size = sizeof (struct grub_module_info);
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for (p = path_list; p; p = p->next)
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total_module_size += (grub_util_get_image_size (p->name)
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+ sizeof (struct grub_module_header));
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memdisk_size = 0;
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if (memdisk_path)
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{
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memdisk_size = ALIGN_UP(grub_util_get_image_size (memdisk_path), 512);
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grub_util_info ("the size of memory disk is 0x%x", memdisk_size);
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total_module_size += memdisk_size + sizeof (struct grub_module_header);
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}
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grub_util_info ("the total module size is 0x%x", total_module_size);
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kernel_img = xmalloc (kernel_size + total_module_size);
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grub_util_load_image (kernel_path, kernel_img);
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if ((GRUB_KERNEL_MACHINE_PREFIX + strlen (prefix) + 1)
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> GRUB_KERNEL_MACHINE_DATA_END)
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grub_util_error ("prefix too long");
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strcpy (kernel_img + GRUB_KERNEL_MACHINE_PREFIX, prefix);
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/* Fill in the grub_module_info structure. */
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modinfo = (struct grub_module_info *) (kernel_img + kernel_size);
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modinfo->magic = GRUB_MODULE_MAGIC;
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modinfo->offset = sizeof (struct grub_module_info);
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modinfo->size = total_module_size;
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offset = kernel_size + sizeof (struct grub_module_info);
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for (p = path_list; p; p = p->next)
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{
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struct grub_module_header *header;
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size_t mod_size;
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mod_size = grub_util_get_image_size (p->name);
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header = (struct grub_module_header *) (kernel_img + offset);
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header->type = grub_cpu_to_be32 (OBJ_TYPE_ELF);
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header->size = grub_cpu_to_be32 (mod_size + sizeof (*header));
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offset += sizeof (*header);
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grub_util_load_image (p->name, kernel_img + offset);
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offset += mod_size;
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}
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if (memdisk_path)
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{
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struct grub_module_header *header;
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header = (struct grub_module_header *) (kernel_img + offset);
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header->type = grub_cpu_to_be32 (OBJ_TYPE_MEMDISK);
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header->size = grub_cpu_to_be32 (memdisk_size + sizeof (*header));
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offset += sizeof (*header);
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grub_util_load_image (memdisk_path, kernel_img + offset);
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offset += memdisk_size;
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}
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compress_kernel (kernel_img, kernel_size + total_module_size,
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&core_img, &core_size);
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grub_util_info ("the core size is 0x%x", core_size);
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num = ((core_size + GRUB_DISK_SECTOR_SIZE - 1) >> GRUB_DISK_SECTOR_BITS);
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num <<= GRUB_DISK_SECTOR_BITS;
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boot_path = grub_util_get_path (dir, "diskboot.img");
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boot_size = grub_util_get_image_size (boot_path);
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if (boot_size != GRUB_DISK_SECTOR_SIZE)
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grub_util_error ("diskboot.img is not one sector size");
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boot_img = grub_util_read_image (boot_path);
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/* sparc is a big endian architecture. */
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*((grub_uint32_t *) (boot_img + GRUB_DISK_SECTOR_SIZE
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- GRUB_BOOT_MACHINE_LIST_SIZE + 8))
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= grub_cpu_to_be32 (num);
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grub_util_write_image (boot_img, boot_size, out);
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free (boot_img);
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free (boot_path);
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module_addr = (path_list
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? (GRUB_BOOT_MACHINE_IMAGE_ADDRESS + kernel_size)
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: 0);
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grub_util_info ("the first module address is 0x%x", module_addr);
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*((grub_uint32_t *) (core_img + GRUB_KERNEL_MACHINE_TOTAL_MODULE_SIZE))
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= grub_cpu_to_be32 (total_module_size);
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*((grub_uint32_t *) (core_img + GRUB_KERNEL_MACHINE_KERNEL_IMAGE_SIZE))
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= grub_cpu_to_be32 (kernel_size);
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/* No compression support yet. */
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*((grub_uint32_t *) (core_img + GRUB_KERNEL_MACHINE_COMPRESSED_SIZE))
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= grub_cpu_to_be32 (0);
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grub_util_write_image (core_img, core_size, out);
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free (kernel_img);
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free (core_img);
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free (kernel_path);
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while (path_list)
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{
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struct grub_util_path_list *next = path_list->next;
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free ((void *) path_list->name);
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free (path_list);
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path_list = next;
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}
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}
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static struct option options[] =
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{
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{"directory", required_argument, 0, 'd'},
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{"prefix", required_argument, 0, 'p'},
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{"memdisk", required_argument, 0, 'm'},
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{"output", required_argument, 0, 'o'},
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{"help", no_argument, 0, 'h'},
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{"version", no_argument, 0, 'V'},
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{"verbose", no_argument, 0, 'v'},
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{0, 0, 0, 0}
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};
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static void
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usage (int status)
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{
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if (status)
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fprintf (stderr, "Try ``grub-mkimage --help'' for more information.\n");
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else
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printf ("\
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Usage: grub-mkimage [OPTION]... [MODULES]\n\
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\n\
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Make a bootable image of GRUB.\n\
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\n\
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-d, --directory=DIR use images and modules under DIR [default=%s]\n\
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-p, --prefix=DIR set grub_prefix directory [default=%s]\n\
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-m, --memdisk=FILE embed FILE as a memdisk image\n\
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-o, --output=FILE output a generated image to FILE [default=stdout]\n\
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-h, --help display this message and exit\n\
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-V, --version print version information and exit\n\
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-v, --verbose print verbose messages\n\
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\n\
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Report bugs to <%s>.\n\
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", GRUB_LIBDIR, DEFAULT_DIRECTORY, PACKAGE_BUGREPORT);
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exit (status);
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}
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int
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main (int argc, char *argv[])
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{
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char *output = NULL;
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char *dir = NULL;
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char *prefix = NULL;
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char *memdisk = NULL;
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FILE *fp = stdout;
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progname = "grub-mkimage";
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while (1)
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{
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int c = getopt_long (argc, argv, "d:p:m:o:hVv", options, 0);
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if (c == -1)
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break;
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else
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switch (c)
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{
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case 'o':
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if (output)
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free (output);
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output = xstrdup (optarg);
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break;
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case 'd':
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if (dir)
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free (dir);
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dir = xstrdup (optarg);
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break;
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case 'm':
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if (memdisk)
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free (memdisk);
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memdisk = xstrdup (optarg);
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if (prefix)
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free (prefix);
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prefix = xstrdup ("(memdisk)/boot/grub");
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break;
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case 'h':
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usage (0);
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break;
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case 'p':
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if (prefix)
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free (prefix);
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prefix = xstrdup (optarg);
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break;
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case 'V':
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printf ("grub-mkimage (%s) %s\n", PACKAGE_NAME, PACKAGE_VERSION);
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return 0;
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case 'v':
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verbosity++;
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break;
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default:
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usage (1);
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break;
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}
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}
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if (output)
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{
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fp = fopen (output, "wb");
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if (! fp)
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grub_util_error ("cannot open %s", output);
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}
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generate_image (dir ? : GRUB_LIBDIR,
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prefix ? : DEFAULT_DIRECTORY, fp,
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argv + optind, memdisk);
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fclose (fp);
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if (dir)
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free (dir);
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return 0;
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}
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