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| author | Lizzy Fleckenstein <lizzy@vlhl.dev> | 2024-01-09 20:56:07 +0100 |
|---|---|---|
| committer | Lizzy Fleckenstein <lizzy@vlhl.dev> | 2024-01-09 21:00:24 +0100 |
| commit | 59f22bc7ce5bbadf62722f3db5c93b45e86e4cca (patch) | |
| tree | c5771b21f6c12f3e58cbb6c6dda8df3bc4b23798 /stage3/paging.asm | |
| parent | 33bb4187103c49c81fbf7c6f18ebcfd4c4d66fd2 (diff) | |
| download | cuddles-59f22bc7ce5bbadf62722f3db5c93b45e86e4cca.tar.xz | |
use ELF for kernel
Diffstat (limited to 'stage3/paging.asm')
| -rw-r--r-- | stage3/paging.asm | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/stage3/paging.asm b/stage3/paging.asm index 783649e..f58bb98 100644 --- a/stage3/paging.asm +++ b/stage3/paging.asm @@ -1,15 +1,24 @@ global page_region -section .text +%define PAGEBUFSIZE 0x10 * 0x1000 + +section .bss + +ALIGN(4096) +pagebuf_data: resb PAGEBUFSIZE + +section .data pagebuf_init: - .start: dq 0x5000 - .size: dq 0x2000 + .start: dq pagebuf_data + .size: dq PAGEBUFSIZE .used: dq 0 pagebuf: dq pagebuf_init next_page: dq 0 +section .text + ; allocate new page table buffer alloc: ; rsi = buffer (result) |