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Rev 897 Rev 928
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2007. 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: 897 $
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$Revision: 928 $
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           invlpg [eax]
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           invlpg [eax]
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           pop ebx
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           pop ebx
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           ret
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           ret
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endp
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endp
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align 4
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proc init_LFB
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           locals
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             pg_count dd ?
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           endl
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           cmp dword [LFBAddress], -1
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           jne @f
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           mov [BOOT_VAR+0x901c],byte 2
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           mov ecx, 0x280000
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           mov edx, PG_SW
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           call @mem_alloc@8
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           mov [LFBAddress], eax
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           ret
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@@:
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           test [SCR_MODE],word 0100000000000000b
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           jnz @f
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           mov [BOOT_VAR+0x901c],byte 2
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           ret
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@@:
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           call init_mtrr
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           mov eax, [LFBAddress]
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           or eax, PG_LARGE+PG_UW
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           mov [_sys_pdbr+(LFB_BASE shr 20)], eax
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           add eax, 0x00400000
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           mov [_sys_pdbr+4+(LFB_BASE shr 20)], eax
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           mov dword [exp_lfb+4], LFB_BASE
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           bt [cpu_caps], CAPS_PGE
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           jnc @F
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           or dword [_sys_pdbr+(LFB_BASE shr 20)], PG_GLOBAL
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@@:
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           mov dword [LFBAddress], LFB_BASE
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           mov eax, cr3       ;flush TLB
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           mov cr3, eax
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           ret
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endp
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align 4
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align 4
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           pushad
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           pushad
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           mov ebp, esp
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           mov ebp, esp
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           mov eax, cr2
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           mov eax, cr2
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           push eax
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           push eax
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           mov ax, app_data
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           mov ax, sel_app_data
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           mov ds, ax
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           mov ds, ax
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           mov es, ax
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           mov es, ax
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           mov eax, [.err_code]
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           mov eax, [.err_code]
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           cmp ebx, HEAP_BASE
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           cmp ebx, HEAP_BASE
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           jb .user_space      ;ñòðàíèöà â ïàìÿòè ïðèëîæåíèÿ ;
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           cmp ebx, LFB_BASE
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           jb  .kernel_heap
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           jb .user_space      ;ñòðàíèöà â ïàìÿòè ïðèëîæåíèÿ ;
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           cmp ebx, page_tabs
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           cmp ebx, page_tabs
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           jb .lfb
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           jb  .kernel_heap
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           cmp ebx, heap_tabs
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           cmp ebx, heap_tabs
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           jb .user_tabs
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           jb .user_tabs
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           cmp ebx, LFB_BASE
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           jb .heap_tab
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           cmp ebx, OS_BASE
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           jb .heap_tab
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           cmp ebx, OS_BASE
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         ;  cmp ebx, kernel_tabs
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           jb .lfb
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         ;  jb .alloc;.app_tabs ;òàáëèöû ñòðàíèö ïðèëîæåíèÿ ;
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                               ;ïðîñòî ñîçäàäèì îäíó
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         ;  cmp ebx, kernel_tabs
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         ;  jb .alloc;.app_tabs ;òàáëèöû ñòðàíèö ïðèëîæåíèÿ ;
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           call    user_realloc
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           call    user_realloc
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           mov     [esp+36], eax
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           mov     [esp+36], eax
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           ret
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           ret
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@@:
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@@:
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           cmp eax, 21                     ;for test purposes only
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           cmp eax, 21                     ;for test purposes only
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           ja @f                           ;will be removed soon
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           ja .fail                        ;will be removed soon
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           cmp ebx, OS_BASE
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           cmp ebx, OS_BASE
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           jae .fail
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           jae .fail
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           mov ecx, ebx
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           mov ecx, ebx
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align 4
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align 4
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_balloc:   ; gcc fastcall
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_balloc:   ; gcc fastcall
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@balloc@4:
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@balloc@4:
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           mov eax, [_pg_balloc]
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           mov eax, [_pg_balloc]
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           add ecx, 4095
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           add ecx, 4095
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           and ecx, -4096
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           and ecx, -4096