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https://github.com/EnderIce2/Fennix.git
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54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel 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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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <types.h>
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#include <memory.hpp>
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#include "../../../../kernel.h"
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#define MULTIBOOT_HEADER_MAGIC 0x1BADB002
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#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002
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#define MULTIBOOT2_HEADER_MAGIC 0xe85250d6
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#define MULTIBOOT2_BOOTLOADER_MAGIC 0x36d76289
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void multiboot_parse(BootInfo &mb2binfo, uintptr_t Magic, uintptr_t Info);
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void multiboot2_parse(BootInfo &mb2binfo, uintptr_t Magic, uintptr_t Info);
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EXTERNC void multiboot_main(uintptr_t Magic, uintptr_t Info)
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{
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BootInfo mb2binfo{};
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if (Info == NULL || Magic == NULL)
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{
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if (Magic == NULL)
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error("Multiboot magic is NULL");
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if (Info == NULL)
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error("Multiboot info is NULL");
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CPU::Stop();
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}
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else if (Magic == MULTIBOOT_BOOTLOADER_MAGIC)
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multiboot_parse(mb2binfo, Magic, Info);
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else if (Magic == MULTIBOOT2_BOOTLOADER_MAGIC)
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multiboot2_parse(mb2binfo, Magic, Info);
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else
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{
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error("Unknown multiboot magic %#x", Magic);
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CPU::Stop();
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}
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}
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