diff options
| author | Jake Mannens <jakem_5@hotmail.com> | 2020-08-02 08:27:25 +1000 |
|---|---|---|
| committer | Jake Mannens <jakem_5@hotmail.com> | 2020-08-02 08:27:25 +1000 |
| commit | 5d29745034c854886fb5988fca65cc3757f69a3e (patch) | |
| tree | 445acaa25ee13b0f2e5dbba1acee6c39aa8c4d0f /kernel/asm.s | |
| parent | 4d6fe1c317f0a541922f4cf945365fd31e608e10 (diff) | |
Diffstat (limited to 'kernel/asm.s')
| -rw-r--r-- | kernel/asm.s | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/asm.s b/kernel/asm.s index 4e1e376..32153e4 100644 --- a/kernel/asm.s +++ b/kernel/asm.s @@ -70,8 +70,7 @@ set_tss: push ebx mov eax, [ebp+12] mov ebx, [ebp+8] - shl ebx, 3 - add ebx, gdt+40 + lea ebx, [ebx*8+gdt+40] mov [ebx+2], ax shr eax, 16 mov [ebx+4], al @@ -92,9 +91,7 @@ clear_tss: mov ebp, esp push ebx mov ebx, [ebp+8] - shl ebx, 3 - add ebx, gdt+40 - mov byte [ebx+5], 0 + mov byte [ebx*8+gdt+40+5], 0 pop ebx pop ebp ret |