From 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:29:51 +0200 Subject: Adding upstream version 2.06. Signed-off-by: Daniel Baumann --- include/grub/i386/multiboot.h | 58 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 include/grub/i386/multiboot.h (limited to 'include/grub/i386/multiboot.h') diff --git a/include/grub/i386/multiboot.h b/include/grub/i386/multiboot.h new file mode 100644 index 0000000..0b596fc --- /dev/null +++ b/include/grub/i386/multiboot.h @@ -0,0 +1,58 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2002,2003,2004,2007,2008,2009 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 . + */ + +#ifndef GRUB_MULTIBOOT_CPU_HEADER +#define GRUB_MULTIBOOT_CPU_HEADER 1 + +#define MULTIBOOT2_INITIAL_STATE { .eax = MULTIBOOT2_BOOTLOADER_MAGIC, \ + .ecx = 0, \ + .edx = 0, \ + /* Set esp to some random location in low memory to avoid breaking */ \ + /* non-compliant kernels. */ \ + .esp = 0x7ff00 \ + } +#define MULTIBOOT_INITIAL_STATE { .eax = MULTIBOOT_BOOTLOADER_MAGIC, \ + .ecx = 0, \ + .edx = 0, \ + /* Set esp to some random location in low memory to avoid breaking */ \ + /* non-compliant kernels. */ \ + .esp = 0x7ff00 \ + } +#define MULTIBOOT_ENTRY_REGISTER eip +#define MULTIBOOT_MBI_REGISTER ebx +#define MULTIBOOT2_ARCHITECTURE_CURRENT MULTIBOOT2_ARCHITECTURE_I386 + +#ifdef GRUB_MACHINE_EFI +#ifdef __x86_64__ +#define MULTIBOOT_EFI_INITIAL_STATE { .rax = MULTIBOOT_BOOTLOADER_MAGIC, \ + .rcx = 0, \ + .rdx = 0, \ + } +#define MULTIBOOT2_EFI_INITIAL_STATE { .rax = MULTIBOOT2_BOOTLOADER_MAGIC, \ + .rcx = 0, \ + .rdx = 0, \ + } +#define MULTIBOOT_EFI_ENTRY_REGISTER rip +#define MULTIBOOT_EFI_MBI_REGISTER rbx +#endif +#endif + +#define MULTIBOOT_ELF32_MACHINE EM_386 +#define MULTIBOOT_ELF64_MACHINE EM_X86_64 + +#endif /* ! GRUB_MULTIBOOT_CPU_HEADER */ -- cgit v1.2.3