53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*
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* Copyright 2010 Stefan Lankes, Chair for Operating Systems,
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* RWTH Aachen University
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of MetalSVM.
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*/
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/**
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* @author Stefan Lankes
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* @file arch/x86/kernel/multiboot.c
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* @brief Multiboot structure initialization
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*
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* This file just contains a global multiboot
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* information pointer and a tiny initialization procedure.
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*/
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#include <metalsvm/stddef.h>
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#ifdef CONFIG_MULTIBOOT
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#include <asm/multiboot.h>
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/*
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* MetalSVM is able to use Multiboot (http://www.gnu.org/software/grub/manual/multiboot/),
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* which specifies an interface between a boot loader and a operating system
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*/
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/** Global multiboot information structure pointer */
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multiboot_info_t* mb_info __attribute__ ((section (".data"))) = NULL;
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#endif
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/** @brief initialization procedure for Multiboot information structure
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*
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* @param mb Pointer to the multiboot information structure.
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* Will be set as global multiboot information.
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*/
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void multiboot_init(void* mb)
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{
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#ifdef CONFIG_MULTIBOOT
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mb_info = (multiboot_info_t*) mb;
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#endif
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}
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