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| 3 | ;; Copyright (C) KolibriOS team 2007-2008. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2007-2008. All rights reserved. ;; |
| 4 | ;; Distributed under terms of the GNU General Public License ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
| 5 | ;; ;; |
5 | ;; ;; |
| 6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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| 7 | 7 | ||
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| 8 | $Revision: 820 $ |
8 | $Revision: 848 $ |
| 9 | 9 | ||
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| 10 | ; Virtual-8086 mode manager |
10 | ; Virtual-8086 mode manager |
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| 76 | stosd |
76 | stosd |
| 77 | ; ...and also copy system page tables |
77 | ; ...and also copy system page tables |
| 78 | ; thx to Serge, system is located at high addresses |
78 | ; thx to Serge, system is located at high addresses |
| 79 | add edi, (OS_BASE shr 20) - 4 |
79 | add edi, (OS_BASE shr 20) - 4 |
| 80 | push esi |
80 | push esi |
| 81 | mov esi, (OS_BASE shr 20) + sys_pgdir |
81 | mov esi, (OS_BASE shr 20) + _sys_pdbr |
| 82 | mov ecx, 0x80000000 shr 22 |
82 | mov ecx, 0x80000000 shr 22 |
| 83 | rep movsd |
83 | rep movsd |
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| 84 | 84 | ||
| 85 | mov eax, [ebx+V86_machine.pagedir] ;root dir also is |
85 | mov eax, [ebx+V86_machine.pagedir] ;root dir also is |