mirror of
				https://github.com/RGBCube/serenity
				synced 2025-10-31 06:12:43 +00:00 
			
		
		
		
	 be795d5812
			
		
	
	
		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.
		
			
				
	
	
		
			37 lines
		
	
	
	
		
			711 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
	
		
			711 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
|  * Copyright (c) 2021, Gunnar Beutner <gbeutner@serenityos.org>
 | |
|  *
 | |
|  * SPDX-License-Identifier: BSD-2-Clause
 | |
|  */
 | |
| 
 | |
| #pragma once
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| #    include <Kernel/Multiboot.h>
 | |
| #    include <Kernel/PhysicalAddress.h>
 | |
| #    include <Kernel/VirtualAddress.h>
 | |
| #endif
 | |
| 
 | |
| #define MAX_KERNEL_SIZE 0x3000000
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| namespace Kernel {
 | |
| 
 | |
| struct [[gnu::packed]] BootInfo {
 | |
|     u32 start_of_prekernel_image;
 | |
|     u32 end_of_prekernel_image;
 | |
|     u64 kernel_base;
 | |
|     u64 multiboot_info_ptr;
 | |
| #    if ARCH(X86_64)
 | |
|     u32 gdt64ptr;
 | |
|     u16 code64_sel;
 | |
|     u32 boot_pml4t;
 | |
| #    endif
 | |
|     u32 boot_pdpt;
 | |
|     u32 boot_pd0;
 | |
|     u32 boot_pd_kernel;
 | |
|     u64 boot_pd_kernel_pt1023;
 | |
|     u64 kernel_cmdline;
 | |
| };
 | |
| }
 | |
| #endif
 |