D/xomb-bare-bones
1
0
Fork 0
mirror of https://github.com/xomboverlord/xomb-bare-bones.git synced 2026-07-25 16:45:22 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

I have added a 32-bit build. I had to enable SSE for it to work! Also, I updated the GRUB stage2 so that I do not get any unsupported binary formats or whatever anymore.

Browse Source 
Signed-off-by: The XOmB Overlord <overlord@xomb.net>
This commit is contained in:
wilkie
2009-05-24 13:59:15 +08:00
committed by The XOmB Overlord
parent 9d7a7dbb91
commit 49379a5d11
3 changed files with 14 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
kernel/arch/x86/boot/boot.s
View File

@@ -59,8 +59,19 @@ _start:
mov esp, stack+STACK_SIZE
; pass multiboot information
push eax
push ebx
push eax
; enable SSE
mov ecx, cr0
btr ecx, 2 ; clear CR0.EM bit
bts ecx, 1 ; set CR0.MP bit
mov cr0, ecx
mov ecx, cr4
bts ecx, 9 ; set CR4.OSFXSR bit
bts ecx, 10 ; set CR4.OSXMMEXCPT bit
mov cr4, ecx
; call kmain
call kmain