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| author | Nic Gaffney <gaffney_nic@protonmail.com> | 2024-02-28 06:46:04 -0600 |
|---|---|---|
| committer | Nic Gaffney <gaffney_nic@protonmail.com> | 2024-02-28 06:46:04 -0600 |
| commit | 2d54f6f129cedad272084f4cfe3731309f4c462e (patch) | |
| tree | 0459fc1d595b251ea8a8eb19b17105ae4c200faf /src/boot/boot.s | |
| parent | 67e379966c657eccb3086508fa9bff38b831fbde (diff) | |
| download | gftos-2d54f6f129cedad272084f4cfe3731309f4c462e.tar.gz | |
Enabled paging
Diffstat (limited to 'src/boot/boot.s')
| -rw-r--r-- | src/boot/boot.s | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/boot/boot.s b/src/boot/boot.s index dbb4052..51bef8f 100644 --- a/src/boot/boot.s +++ b/src/boot/boot.s @@ -30,6 +30,10 @@ idtr: dw 0 dd 0 +global page_ptr +page_ptr: + dd 0 + global _start:function (_start.end - _start) _start: mov esp, stack_top @@ -37,7 +41,7 @@ _start: extern get_gdtr call get_gdtr cli - lgdt [gdtr] + lgdt [gdtr] mov eax, cr0 or al, 1 mov cr0, eax @@ -50,6 +54,15 @@ _start: sti xchg bx, bx + extern genDirs + extern page_dir + call genDirs + mov eax, page_dir + mov cr3, eax + mov eax, cr0 + or eax, 0x80000001 + mov cr0, eax + [bits 32] extern kernel_main call kernel_main |