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Rev 1508 Rev 1599
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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: 1508 $
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$Revision: 1599 $
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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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align 4
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proc init_LFB
 - 
 
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           locals
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proc init_LFB
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             pg_count dd ?
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;           cmp dword [LFBAddress], -1
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           endl
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;           jne @f
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;
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           cmp dword [LFBAddress], -1
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;        mov     esi, boot_framebuf
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;        call    boot_log
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           jne @f
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;
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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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;           stdcall alloc_pages, (0x280000 / 4096)
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;
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           push eax
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;           push eax
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           call alloc_page
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;           call alloc_page
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           stdcall map_page_table, LFB_BASE, eax
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;           stdcall map_page_table, LFB_BASE, eax
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           pop eax
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;           pop eax
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           or eax, PG_UW
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;           or eax, PG_UW
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           mov ebx, LFB_BASE
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;           mov ebx, LFB_BASE
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           mov ecx, 0x280000 / 4096
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;           mov ecx, 0x280000 / 4096
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           call commit_pages
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;           call commit_pages
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           mov [LFBAddress], dword LFB_BASE
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;           mov [LFBAddress], dword LFB_BASE
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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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;           ret
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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, 0x00C00000
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	   mov edi, 0x00C00000		     ; 12Mb
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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			     ; C00
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           mov [pg_count], edi
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;           mov [pg_count], edi
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           shr edi, 10
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	   shr edi, 10			     ; 3
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           mov cr3, eax
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	   mov cr3, eax
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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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align 4
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proc init_userDMA
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init_userDMA:
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           stdcall alloc_pages, 4096 	; 16M <<<<<<<<<<+++++++++++++++++++++++++++++++++
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	   stdcall alloc_pages, 4096	; 16M <<<<<<<<<<+++++++++++++++++++++++++++++++++
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           add eax, 0x007FFFF0
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	   add eax, 0x007FFFF0		; terrible mess, sorry ...
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	   and eax, 0xFF800000		; align at 8M boundary
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	   and eax, 0xFF800000		; align at 8M boundary
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	   mov [UserDMAaddr], eax
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;           or  eax, PG_UW + PG_NOCACHE
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;           mov ebx, USER_DMA_BUFFER
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;	   mov ecx, 2048		; 8M, to be sure
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;           call commit_pages
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;           mov eax, [UserDMAaddr]
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	   mov [UserDMAaddr], eax
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           or  eax, PG_LARGE + PG_UW + PG_NOCACHE
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	   or  eax, PG_LARGE + PG_UW + PG_NOCACHE
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           mov ebx, sys_pgdir + (USER_DMA_BUFFER shr 20)
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	   mov ebx, sys_pgdir + (USER_DMA_BUFFER shr 20)
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           mov [ebx], eax
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	   mov [ebx], eax
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	   add ebx, 4
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	   add ebx, 4
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           add eax, 0x00400000
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	   add eax, 0x00400000
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	   mov [ebx], eax
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	   mov eax, cr3       ;flush TLB
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           mov [ebx], eax
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	   mov cr3, eax
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           ret
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endp
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	   ret
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align 4
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align 4