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f0166efe8c
Now that we reclaim the memory range that is created by KASLR before the start of the kernel image, there's no need to be conservative with the KASLR offset.
50 lines
1.1 KiB
C++
50 lines
1.1 KiB
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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#ifdef __cplusplus
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# include <Kernel/Multiboot.h>
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# include <Kernel/PhysicalAddress.h>
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# include <Kernel/VirtualAddress.h>
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#endif
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#define MAX_KERNEL_SIZE 0x4000000
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#define KERNEL_PD_SIZE 0x31000000
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#ifdef __cplusplus
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namespace Kernel {
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struct [[gnu::packed]] BootInfo {
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u32 start_of_prekernel_image;
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u32 end_of_prekernel_image;
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u64 physical_to_virtual_offset;
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u64 kernel_mapping_base;
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u64 kernel_load_base;
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# if ARCH(X86_64)
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u32 gdt64ptr;
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u16 code64_sel;
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u32 boot_pml4t;
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# endif
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u32 boot_pdpt;
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u32 boot_pd0;
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u32 boot_pd_kernel;
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u64 boot_pd_kernel_pt1023;
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u64 kernel_cmdline;
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u32 multiboot_flags;
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u64 multiboot_memory_map;
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u32 multiboot_memory_map_count;
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u64 multiboot_modules;
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u32 multiboot_modules_count;
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u64 multiboot_framebuffer_addr;
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u32 multiboot_framebuffer_pitch;
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u32 multiboot_framebuffer_width;
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u32 multiboot_framebuffer_height;
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u8 multiboot_framebuffer_bpp;
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u8 multiboot_framebuffer_type;
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};
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}
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#endif
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