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| 3 | ;; Copyright (C) KolibriOS team 2004-2009. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2009. 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 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 7... | Line 7... | ||
| 7 | 7 | ||
| Line 8... | Line 8... | ||
| 8 | $Revision: 2217 $ |
8 | $Revision: 2434 $ |
| 9 | 9 | ||
| Line 164... | Line 164... | ||
| 164 | mov [page_start], eax |
164 | mov [page_start], eax |
| 165 | popfd |
165 | popfd |
| 166 | ret |
166 | ret |
| 167 | endp |
167 | endp |
| Line -... | Line 168... | ||
| - | 168 | ||
| 168 | 169 | align 4 |
|
| Line 169... | Line 170... | ||
| 169 | proc map_io_mem stdcall, base:dword, size:dword, flags:dword |
170 | proc map_io_mem stdcall, base:dword, size:dword, flags:dword |
| 170 | 171 | ||
| 171 | push ebx |
172 | push ebx |
| Line 356... | Line 357... | ||
| 356 | endl |
357 | endl |
| Line 357... | Line 358... | ||
| 357 | 358 | ||
| 358 | cmp dword [LFBAddress], -1 |
359 | cmp dword [LFBAddress], -1 |
| 359 | jne @f |
360 | jne @f |
| - | 361 | mov [BOOT_VAR+0x901c], byte 2 |
|
| - | 362 | ; max VGA=640*480*4=1228800 bytes |
|
| 360 | mov [BOOT_VAR+0x901c],byte 2 |
363 | ; + 32*640*4=81920 bytes for mouse pointer |
| Line 361... | Line 364... | ||
| 361 | stdcall alloc_pages, (0x280000 / 4096) |
364 | stdcall alloc_pages, ((1228800+81920)/4096) |
| 362 | 365 | ||
| 363 | push eax |
366 | push eax |
| 364 | call alloc_page |
367 | call alloc_page |
| 365 | stdcall map_page_table, LFB_BASE, eax |
368 | stdcall map_page_table, LFB_BASE, eax |
| 366 | pop eax |
369 | pop eax |
| - | 370 | or eax, PG_UW |
|
| - | 371 | mov ebx, LFB_BASE |
|
| 367 | or eax, PG_UW |
372 | ; max VGA=640*480*4=1228800 bytes |
| 368 | mov ebx, LFB_BASE |
373 | ; + 32*640*4=81920 bytes for mouse pointer |
| 369 | mov ecx, 0x280000 / 4096 |
374 | mov ecx, (1228800+81920)/4096 |
| 370 | call commit_pages |
375 | call commit_pages |
| 371 | mov [LFBAddress], dword LFB_BASE |
376 | mov [LFBAddress], dword LFB_BASE |
| 372 | ret |
377 | ret |
| Line 468... | Line 473... | ||
| 468 | push eax |
473 | push eax |
| 469 | invlpg [ebx] |
474 | invlpg [ebx] |
| 470 | pop eax |
475 | pop eax |
| 471 | call free_page |
476 | call free_page |
| Line -... | Line 477... | ||
| - | 477 | ||
| 472 | 478 | .next: |
|
| 473 | .next: add edi, 1 |
479 | add edi, 1 |
| 474 | cmp edi, esi |
480 | cmp edi, esi |
| Line 475... | Line 481... | ||
| 475 | jb @B |
481 | jb @B |
| 476 | 482 | ||
| Line 795... | Line 801... | ||
| 795 | ; test eax, eax |
801 | ; test eax, eax |
| 796 | ; jz @f |
802 | ; jz @f |
| 797 | ; and eax, 0xFFFFF000 |
803 | ; and eax, 0xFFFFF000 |
| 798 | ; stdcall map_page, edi, eax |
804 | ; stdcall map_page, edi, eax |
| Line -... | Line 805... | ||
| - | 805 | ||
| 799 | 806 | @@: |
|
| 800 | @@: mov edi, [lin_addr] |
807 | mov edi, [lin_addr] |
| 801 | and edi, 0xFFFFF000 |
808 | and edi, 0xFFFFF000 |
| 802 | mov ecx, [buf_size] |
809 | mov ecx, [buf_size] |
| 803 | add ecx, 4095 |
810 | add ecx, 4095 |
| 804 | shr ecx, 12 |
811 | shr ecx, 12 |
| Line 855... | Line 862... | ||
| 855 | and eax, 0xFFFFF000 |
862 | and eax, 0xFFFFF000 |
| 856 | test eax, eax |
863 | test eax, eax |
| 857 | jz .exit |
864 | jz .exit |
| 858 | stdcall map_page,edi,eax,PG_UW |
865 | stdcall map_page, edi, eax, PG_UW |
| Line -... | Line 866... | ||
| - | 866 | ||
| 859 | 867 | @@: |
|
| 860 | @@: mov edi, [lin_addr] |
868 | mov edi, [lin_addr] |
| 861 | and edi, 0xFFFFF000 |
869 | and edi, 0xFFFFF000 |
| 862 | mov ecx, [buf_size] |
870 | mov ecx, [buf_size] |
| 863 | add ecx, 4095 |
871 | add ecx, 4095 |
| 864 | shr ecx, 12 |
872 | shr ecx, 12 |
| Line 986... | Line 994... | ||
| 986 | 994 | ||
| 987 | add edx, ecx |
995 | add edx, ecx |
| 988 | add edx, 4095 |
996 | add edx, 4095 |
| Line -... | Line 997... | ||
| - | 997 | and edx, not 4095 |
|
| 989 | and edx, not 4095 |
998 | |
| 990 | 999 | .touch: |
|
| 991 | .touch: mov eax, [ecx] |
1000 | mov eax, [ecx] |
| 992 | add ecx, 0x1000 |
1001 | add ecx, 0x1000 |
| Line 993... | Line 1002... | ||
| 993 | cmp ecx, edx |
1002 | cmp ecx, edx |
| Line 1297... | Line 1306... | ||
| 1297 | jecxz @f |
1306 | jecxz @f |
| 1298 | bts [eax+APPDATA.except_mask],ecx |
1307 | bts [eax+APPDATA.except_mask], ecx |
| 1299 | @@: |
1308 | @@: |
| 1300 | ret |
1309 | ret |
| Line -... | Line 1310... | ||
| - | 1310 | ||
| - | 1311 | .26: |
|
| - | 1312 | stdcall user_unmap, ecx, edx, esi |
|
| - | 1313 | mov [esp+32], eax |
|
| - | 1314 | ret |
|
| 1301 | 1315 | ||
| 1302 | .fail: |
1316 | .fail: |
| 1303 | xor eax, eax |
1317 | xor eax, eax |
| 1304 | mov [esp+32], eax |
1318 | mov [esp+32], eax |
| Line 1319... | Line 1333... | ||
| 1319 | dd f68.19 ; load_dll |
1333 | dd f68.19 ; load_dll |
| 1320 | dd f68.20 ; user_realloc |
1334 | dd f68.20 ; user_realloc |
| 1321 | dd f68.21 ; load_driver |
1335 | dd f68.21 ; load_driver |
| 1322 | dd f68.22 ; shmem_open |
1336 | dd f68.22 ; shmem_open |
| 1323 | dd f68.23 ; shmem_close |
1337 | dd f68.23 ; shmem_close |
| - | 1338 | dd f68.24 ; set exception handler |
|
| 1324 | dd f68.24 |
1339 | dd f68.25 ; unmask exception |
| 1325 | dd f68.25 |
1340 | dd f68.26 ; user_unmap |
| Line 1326... | Line 1341... | ||
| 1326 | 1341 | ||
| 1327 | 1342 | ||