diff options
| author | Marvin Borner | 2019-12-21 22:22:03 +0100 |
|---|---|---|
| committer | Marvin Borner | 2019-12-21 22:22:03 +0100 |
| commit | 499784a824c541001c2fd52ae95eba88dcfc952b (patch) | |
| tree | c3c26d7c8a3b9291d909f4655b7d27a5ae2369bc /src/kernel/boot.asm | |
| parent | 38610cd06dc0b5a3a4ee46f5fe7c341191aa2bc1 (diff) | |
Many debugging/serial improvements
Sorry for the little information, but I did many things :)
Diffstat (limited to 'src/kernel/boot.asm')
| -rw-r--r-- | src/kernel/boot.asm | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/src/kernel/boot.asm b/src/kernel/boot.asm index 2180069..3353a30 100644 --- a/src/kernel/boot.asm +++ b/src/kernel/boot.asm @@ -38,10 +38,8 @@ section .text global jump_userspace jump_userspace: - push ebp - mov ebp, esp - mov edx, DWORD[ebp + 0xC] - mov esp, edx + cli + mov ebx, dword [esp + 4] mov ax, 0x23 mov ds, ax @@ -53,17 +51,16 @@ section .text push 0x23 push eax pushf - pop eax + ; Enable interrupts + pop eax or eax, 0x200 push eax - push 0x1B - - push DWORD[ebp + 0x8] + push 0x1B + push ebx + mov ebp, ebx iret - pop ebp - ret section .end_section global ASM_KERNEL_END |