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Added memory map docs

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Tom-on
2025-04-16 10:02:32 +02:00
parent c5193dd188
commit 7b5efc1837
2 changed files with 17 additions and 1 deletions
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docs/memory-map.txt
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Memory Map
==========
__This document specifies the **virtual** memory map. The **physical** memory
map is not OS defined and should be provided by the bootloader.__
| 00000000 | Null Page |
| 00001000 | TODO: userspace |
| C0000000 | Kernel Base |
| C0100000 | Kernel Binary Base |
| C6000000 | VMM Bitmap |
| C8000000 | Kernel Framebuffer |
| CFFE0000 | PMM Bitmap |
| D0000000 | Kernel Heap |
| F0000000 | Kernel Shared |
| FFFFF000 | Recursive pagedir |
kernel/include/kernel.h
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* Virtual memory addresses * Virtual memory addresses
*/ */
#define USER_HEAP 0x10000000 #define USER_HEAP 0x10000000
#define USER_STACK 0xBF000000
#define USER_SHARED 0xA0000000 #define USER_SHARED 0xA0000000
#define USER_STACK 0xBF000000
#define KERNEL_BASE 0xC0000000 #define KERNEL_BASE 0xC0000000
#define KERNEL_SIZE 0x10000000 #define KERNEL_SIZE 0x10000000
#define KERNEL_HEAP_BASE 0xD0000000 #define KERNEL_HEAP_BASE 0xD0000000