grub/lib/i386/relocator.c
Felix Zielcke a2c1332b70 2009-12-23 Felix Zielcke <fzielcke@z-51.de>
* commands/i386/pc/drivemap.c: Remove all trailing whitespace.
	* commands/lspci.c: Likewise.
	* commands/probe.c: Likewise.
	* commands/xnu_uuid.c: Likewise.
	* conf/i386-coreboot.rmk: Likewise.
	* conf/i386-efi.rmk: Likewise.
	* conf/i386-ieee1275.rmk: Likewise.
	* conf/i386-pc.rmk: Likewise.
	* conf/powerpc-ieee1275.rmk: Likewise.
	* conf/sparc64-ieee1275.rmk: Likewise.
	* conf/x86_64-efi.rmk: Likewise.
	* fs/i386/pc/pxe.c: Likewise.
	* gettext/gettext.c: Likewise.
	* include/grub/efi/graphics_output.h: Likewise.
	* include/grub/i386/pc/memory.h: Likewise.
	* kern/env.c: Likewise.
	* kern/i386/qemu/startup.S: Likewise.
	* lib/i386/pc/biosnum.c: Likewise.
	* lib/i386/relocator.c: Likewise.
	* lib/i386/relocator_asm.S: Likewise.
	* lib/relocator.c: Likewise.
	* loader/i386/bsd.c: Likewise.
	* loader/i386/multiboot.c: Likewise.
	* loader/i386/pc/chainloader.c: Likewise.
	* loader/i386/xnu.c: Likewise.
	* loader/xnu.c: Likewise.
	* normal/main.c: Likewise.
	* normal/menu_text.c: Likewise.
	* util/getroot.c: Likewise.
	* util/grub-mkconfig_lib.in: Likewise.
	* util/grub.d/00_header.in: Likewise.
	* util/i386/pc/grub-mkimage.c: Likewise.
	* util/mkisofs/eltorito.c: Likewise.
	* util/mkisofs/exclude.h: Likewise.
	* util/mkisofs/hash.c: Likewise.
	* util/mkisofs/iso9660.h: Likewise.
	* util/mkisofs/joliet.c: Likewise.
	* util/mkisofs/mkisofs.c: Likewise.
	* util/mkisofs/mkisofs.h: Likewise.
	* util/mkisofs/multi.c: Likewise.
	* util/mkisofs/name.c: Likewise.
	* util/mkisofs/rock.c: Likewise.
	* util/mkisofs/tree.c: Likewise.
	* util/mkisofs/write.c: Likewise.
	* video/efi_gop.c: Likewise.
2009-12-23 17:41:32 +01:00

102 lines
3.5 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2009 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 <grub/mm.h>
#include <grub/misc.h>
#include <grub/types.h>
#include <grub/types.h>
#include <grub/err.h>
#include <grub/i386/relocator.h>
extern grub_uint8_t grub_relocator32_forward_start;
extern grub_uint8_t grub_relocator32_forward_end;
extern grub_uint8_t grub_relocator32_backward_start;
extern grub_uint8_t grub_relocator32_backward_end;
extern grub_uint32_t grub_relocator32_backward_dest;
extern grub_uint32_t grub_relocator32_backward_size;
extern grub_addr_t grub_relocator32_backward_src;
extern grub_uint32_t grub_relocator32_forward_dest;
extern grub_uint32_t grub_relocator32_forward_size;
extern grub_addr_t grub_relocator32_forward_src;
extern grub_uint32_t grub_relocator32_forward_eax;
extern grub_uint32_t grub_relocator32_forward_ebx;
extern grub_uint32_t grub_relocator32_forward_ecx;
extern grub_uint32_t grub_relocator32_forward_edx;
extern grub_uint32_t grub_relocator32_forward_eip;
extern grub_uint32_t grub_relocator32_forward_esp;
extern grub_uint32_t grub_relocator32_backward_eax;
extern grub_uint32_t grub_relocator32_backward_ebx;
extern grub_uint32_t grub_relocator32_backward_ecx;
extern grub_uint32_t grub_relocator32_backward_edx;
extern grub_uint32_t grub_relocator32_backward_eip;
extern grub_uint32_t grub_relocator32_backward_esp;
#define RELOCATOR_SIZEOF(x) (&grub_relocator32_##x##_end - &grub_relocator32_##x##_start)
#define RELOCATOR_ALIGN 16
#define PREFIX(x) grub_relocator32_ ## x
static void
write_call_relocator_bw (void *ptr, void *src, grub_uint32_t dest,
grub_size_t size, struct grub_relocator32_state state)
{
grub_relocator32_backward_dest = dest;
grub_relocator32_backward_src = PTR_TO_UINT64 (src);
grub_relocator32_backward_size = size;
grub_relocator32_backward_eax = state.eax;
grub_relocator32_backward_ebx = state.ebx;
grub_relocator32_backward_ecx = state.ecx;
grub_relocator32_backward_edx = state.edx;
grub_relocator32_backward_eip = state.eip;
grub_relocator32_backward_esp = state.esp;
grub_memmove (ptr,
&grub_relocator32_backward_start,
RELOCATOR_SIZEOF (backward));
((void (*) (void)) ptr) ();
}
static void
write_call_relocator_fw (void *ptr, void *src, grub_uint32_t dest,
grub_size_t size, struct grub_relocator32_state state)
{
grub_relocator32_forward_dest = dest;
grub_relocator32_forward_src = PTR_TO_UINT64 (src);
grub_relocator32_forward_size = size;
grub_relocator32_forward_eax = state.eax;
grub_relocator32_forward_ebx = state.ebx;
grub_relocator32_forward_ecx = state.ecx;
grub_relocator32_forward_edx = state.edx;
grub_relocator32_forward_eip = state.eip;
grub_relocator32_forward_esp = state.esp;
grub_memmove (ptr,
&grub_relocator32_forward_start,
RELOCATOR_SIZEOF (forward));
((void (*) (void)) ptr) ();
}
#include "../relocator.c"