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be795d5812
The kernel would just turn those virtual addresses into physical addresses later on, so let's just use physical addresses right from the start.
26 lines
749 B
C
26 lines
749 B
C
/*
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* Copyright (c) 2021, Gunnar Beutner <gbeutner@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/Arch/x86/PageDirectory.h>
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#include <Kernel/PhysicalAddress.h>
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#include <Kernel/VirtualAddress.h>
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extern "C" PhysicalAddress start_of_prekernel_image;
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extern "C" PhysicalAddress end_of_prekernel_image;
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extern "C" __attribute__((section(".boot_bss"))) FlatPtr kernel_base;
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#if ARCH(X86_64)
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extern "C" u32 gdt64ptr;
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extern "C" u16 code64_sel;
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extern "C" PhysicalAddress boot_pml4t;
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#endif
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extern "C" PhysicalAddress boot_pdpt;
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extern "C" PhysicalAddress boot_pd0;
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extern "C" PhysicalAddress boot_pd_kernel;
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extern "C" Kernel::PageTableEntry* boot_pd_kernel_pt1023;
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extern "C" const char* kernel_cmdline;
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