diff options
Diffstat (limited to 'xxx/boot2/mp.asm')
| -rw-r--r-- | xxx/boot2/mp.asm | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/xxx/boot2/mp.asm b/xxx/boot2/mp.asm new file mode 100644 index 0000000..b6efd04 --- /dev/null +++ b/xxx/boot2/mp.asm @@ -0,0 +1,37 @@ +; other processors will enter here! +[org 0x7000] ; here the binary will be loaded + +[bits 16] + + cli ;switch off interrupts! + lgdt [gdt_descriptor] ;load descriptor table! + + ;switch on 32-bit protected mode + mov eax, cr0 + or eax,0x1 + mov cr0, eax + + jmp 0x8:init_pm + +[bits 32] +init_pm: + + mov ax, 0x10 + mov ds, ax + mov ss, ax + mov es, ax + mov fs, ax + mov gs, ax + + mov ebp, 0x95000 + mov esp, ebp + + call boot_32_pm ;continue booting in 32-bit protected mode + +boot_32_pm: + + mov eax,1 +; + call 0x18000 ;jump into our Kernel! + +%include "GDT.asm" |
