2009-06-27 Pavel Roskin <proski@gnu.org>

2009-06-27  Robert Millan  <rmh.grub@aybabtu.com>

        * include/grub/dl.h: Include grub/elf.h.
        (struct grub_dl): Add symtab field.
        * kern/dl.c [GRUB_MACHINE_QEMU]: Define
        GRUB_MODULES_MACHINE_READONLY.
        (grub_dl_resolve_symbols): Populate mod->symtab, making a copy
        of the header for read-only modules.
        (grub_dl_unload): Free mod->symtab for read-only modules.
        * kern/i386/dl.c: Use mod->symtab.
        * kern/powerpc/dl.c: Likewise.
        * kern/sparc64/dl.c: Likewise.
        * kern/x86_64/dl.c: Likewise.

        * conf/i386-qemu.rmk: New file.
        * kern/i386/qemu/startup.S: Likewise.
        * kern/i386/qemu/mmap.c: Likewise.
        * boot/i386/qemu/boot.S: Likewise.
        * include/grub/i386/qemu/time.h: Likewise.
        * include/grub/i386/qemu/serial.h: Likewise.
        * include/grub/i386/qemu/kernel.h: Likewise.
        * include/grub/i386/qemu/console.h: Likewise.
        * include/grub/i386/qemu/boot.h: Likewise.
        * include/grub/i386/qemu/init.h: Likewise.
        * include/grub/i386/qemu/machine.h: Likewise.
        * include/grub/i386/qemu/loader.h: Likewise.
        * include/grub/i386/qemu/memory.h: Likewise.

        * conf/i386-coreboot.rmk (GRUB_BOOT_MACHINE_LINK_ADDR)
        (GRUB_KERNEL_MACHINE_LINK_ADDR): New variables.
        [qemu] (pkglib_IMAGES): Add `boot.img'.
        [qemu] (boot_img_SOURCES, boot_img_ASFLAGS, boot_img_LDFLAGS)
        [qemu] (boot_img_FORMAT): New variables.
        [qemu] (bin_UTILITIES): Add `grub-mkimage'.
        [qemu] (grub_mkimage_SOURCES, grub_mkimage_CFLAGS): New variables.
        [qemu] (kernel_img_SOURCES, kernel_img_HEADERS, kernel_img_CFLAGS)
        [qemu] (kernel_img_ASFLAGS, kernel_img_LDFLAGS)
        [qemu] (kernel_img_FORMAT): New variables.

        * configure.ac: Recognise `i386-qemu'.

        * util/i386/pc/grub-mkimage.c (compress_kernel): Add dummy variant
        (for no compression).
        [GRUB_MACHINE_QEMU] (generate_image): Misc adjustments to produce
        a valid i386 ROM image.  Make `GRUB_KERNEL_MACHINE_COMPRESSED_SIZE',
        `GRUB_KERNEL_MACHINE_INSTALL_DOS_PART' and
        `GRUB_KERNEL_MACHINE_INSTALL_BSD_PART' optional features (with
        ifdefs).
This commit is contained in:
robertmh 2009-06-27 11:18:10 +00:00
parent 97fe384ecb
commit 8231fb77c6
24 changed files with 584 additions and 19 deletions

View file

@ -44,7 +44,6 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
{
Elf64_Ehdr *e = ehdr;
Elf64_Shdr *s;
Elf64_Sym *symtab;
Elf64_Word entsize;
unsigned i;
@ -58,7 +57,6 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
if (i == e->e_shnum)
return grub_error (GRUB_ERR_BAD_MODULE, "no symtab found");
symtab = (Elf64_Sym *) ((char *) e + s->sh_offset);
entsize = s->sh_entsize;
for (i = 0, s = (Elf64_Shdr *) ((char *) e + e->e_shoff);
@ -91,7 +89,7 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
"reloc offset is out of the segment");
addr = (Elf64_Word *) ((char *) seg->addr + rel->r_offset);
sym = (Elf64_Sym *) ((char *) symtab
sym = (Elf64_Sym *) ((char *) mod->symtab
+ entsize * ELF64_R_SYM (rel->r_info));
value = sym->st_value + rel->r_addend;