| /kernel/branches/kolibri_pe/boot/boot.asm |
|---|
| 16,9 → 16,10 |
| CR0_WP equ 0x00010000 ;write protect |
| CR0_PG equ 0x80000000 ;paging |
| public _16bit_start |
| public _16bit_end |
| public _enter_bootscreen |
| public _leave_bootscreen |
| public _bx_from_load |
| 26,12 → 27,14 |
| section '.boot' code readable align 16 |
| _16bit_start: |
| _enter_bootscreen: |
| org 0 |
| use16 |
| _enter_bootscreen: |
| mov eax, cr0 |
| and eax, not 0x80000001 |
| mov cr0, eax |
| 71,4 → 74,32 |
| jmp pword 0x08:__setvars |
| align 4 |
| _leave_bootscreen: |
| _enter_16bit: |
| mov eax, cr0 |
| and eax, not 0x80000001 |
| mov cr0, eax |
| jmp far 0x1000:@F |
| align 4 |
| _leave_16bit: |
| cli |
| mov eax, cr0 |
| or eax, CR0_PG+CR0_WP+CR0_PE |
| mov cr0, eax |
| hlt |
| align 4 |
| @@: |
| mov eax, 0x3000 |
| mov ss, ax |
| mov esp, 0xEC00 |
| mov ebx, 0x1000 |
| mov ds, bx |
| mov es, bx |
| cli |
| hlt |
| align 4 |
| _16bit_end: |