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| 3 | ;; Copyright (C) KolibriOS team 2004-2020. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2020. 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 | ||
| Line 8... | Line 8... | ||
| 8 | $Revision: 7967 $ |
8 | $Revision: 7968 $ |
| 9 | 9 | ||
| 10 | 10 | ||
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| 1527 | phys_ptr dd ? |
1527 | phys_ptr dd ? |
| 1528 | num_pages dd ? |
1528 | num_pages dd ? |
| 1529 | endl |
1529 | endl |
| Line 1530... | Line 1530... | ||
| 1530 | 1530 | ||
| 1531 | ; Size must be an exact multiple of pagesize |
1531 | ; Size must be an exact multiple of pagesize |
| 1532 | mov eax, size |
1532 | mov eax, [size] |
| 1533 | test eax, PAGE_SIZE-1 |
1533 | test eax, PAGE_SIZE-1 |
| Line 1534... | Line 1534... | ||
| 1534 | jnz .exit |
1534 | jnz .exit |
| 1535 | 1535 | ||
| Line 1564... | Line 1564... | ||
| 1564 | add edi, PAGE_SIZE |
1564 | add edi, PAGE_SIZE |
| 1565 | dec ecx |
1565 | dec ecx |
| 1566 | jnz .loop1 |
1566 | jnz .loop1 |
| Line 1567... | Line 1567... | ||
| 1567 | 1567 | ||
| 1568 | ; Map second half of virtual memory to same physical memory |
1568 | ; Map second half of virtual memory to same physical memory |
| 1569 | mov ecx, [pages] |
1569 | mov ecx, [num_pages] |
| 1570 | mov edi, [phys_ptr] |
1570 | mov edi, [phys_ptr] |
| 1571 | .loop2: |
1571 | .loop2: |
| 1572 | stdcall map_page, esi, edi, PG_UWR |
1572 | stdcall map_page, esi, edi, PG_UWR |
| 1573 | add esi, PAGE_SIZE |
1573 | add esi, PAGE_SIZE |