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Rev 1289 Rev 1300
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;; Copyright (C) KolibriOS team 2004-2009. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2009. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 1289 $
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$Revision: 1300 $
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           endl
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           endl
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           cmp dword [LFBAddress], -1
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           cmp dword [LFBAddress], -1
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           jne @f
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           jne @f
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           mov [BOOT_VAR+0x901c],byte 2
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           mov [BOOT_VAR+0x901c],byte 2
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           stdcall alloc_pages, (0x280000 / 4096)
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           push eax
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           call alloc_page
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           stdcall map_page_table, LFB_BASE, eax
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           pop eax
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           or eax, PG_UW
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           mov ebx, LFB_BASE
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           mov ecx, 0x280000 / 4096
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           stdcall kernel_alloc, 0x280000
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           call commit_pages
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           mov [LFBAddress], eax
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           mov [LFBAddress], dword LFB_BASE
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           ret
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           ret
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@@:
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@@:
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           test [SCR_MODE],word 0100000000000000b
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           test [SCR_MODE],word 0100000000000000b
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           jnz @f
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           jnz @f
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@@:
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@@:
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           call init_mtrr
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           call init_mtrr
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           mov edx, LFB_BASE
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           mov edx, LFB_BASE
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           mov esi, [LFBAddress]
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           mov esi, [LFBAddress]
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           mov edi, 0x00800000
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           mov edi, 0x00C00000
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           mov dword [exp_lfb+4], edx
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           mov dword [exp_lfb+4], edx
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           shr edi, 12
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           shr edi, 12
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        mov     ebp, esp
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        mov     ebp, esp
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        mov     ebx, cr2
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        mov     ebx, cr2
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        push    ebx               ;that is locals: .err_addr = cr2
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        push    ebx               ;that is locals: .err_addr = cr2
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        inc     [pg_data.pages_faults]
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        inc     [pg_data.pages_faults]
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;     push eax
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;     push edx
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;     mov edx, 0x400   ;bochs
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;     mov al,0xff      ;bochs
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;     out dx, al       ;bochs
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;     pop edx
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;     pop eax
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        mov     eax, [pf_err_code]
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        mov     eax, [pf_err_code]
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.fail:  ;simply return to caller
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.fail:  ;simply return to caller
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        mov     esp, ebp
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        mov     esp, ebp
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        pop     ebx               ;restore exception number (#PF)
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        pop     ebx               ;restore exception number (#PF)
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        ret
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        ret
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;        xchg bx, bx
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;        add     esp,12 ;clear in stack: locals(.err_addr) + #PF + ret_to_caller
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;        restore_ring3_context
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;        iretd
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.user_space:
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.user_space:
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        test    eax, PG_MAP
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        test    eax, PG_MAP
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        jnz     .err_access       ;Ñòðàíèöà ïðèñóòñòâóåò
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        jnz     .err_access       ;Ñòðàíèöà ïðèñóòñòâóåò