| 119,7 → 119,6 |
|---|
| app_pages dd ? |
| img_pages dd ? |
| dir_addr dd ? |
| master_addr dd ? |
| app_tabs dd ? |
| endl |
| |
| 127,7 → 126,6 |
|---|
| |
| xor eax, eax |
| mov [dir_addr], eax |
| mov [master_addr], eax |
| |
| mov eax, [app_size] |
| add eax, 4095 |
| 179,32 → 177,10 |
|---|
| mov esi, sys_pgdir+0xc00 |
| rep movsd |
| |
| call alloc_page |
| test eax, eax |
| jz .fail |
| mov [master_addr], eax |
| stdcall map_page,[tmp_task_ptab],eax,dword PG_SW |
| |
| mov ecx, 384 |
| mov edi, [tmp_task_ptab] |
| mov esi, master_tab |
| cld |
| rep movsd |
| |
| mov ecx, 384 |
| xor eax, eax |
| rep stosd |
| |
| mov ecx, 256 |
| mov esi, master_tab+0xc00 |
| rep movsd |
| |
| mov eax, [master_addr] |
| mov eax, [dir_addr] |
| or eax, PG_SW |
| mov ebx, [tmp_task_pdir] |
| mov [ebx+0x600], eax |
| mov ecx, [tmp_task_ptab] |
| mov [ecx+0x600],eax |
| |
| mov eax, [dir_addr] |
| call set_cr3 |
| 216,7 → 192,7 |
|---|
| test eax, eax |
| jz .fail |
| |
| stdcall map_page_table,[tmp_task_pdir], edi, eax |
| stdcall map_page_table, edi, eax |
| add edi, 0x00400000 |
| dec edx |
| jnz @B |
| 230,7 → 206,6 |
|---|
| rep stosd |
| |
| mov edx, new_app_base |
| |
| .alloc: |
| call alloc_page |
| test eax, eax |
| 262,7 → 237,6 |
|---|
| cld |
| rep stosd |
| |
| stdcall map_page,[tmp_task_ptab],dword 0,dword PG_UNMAP |
| stdcall map_page,[tmp_task_pdir],dword 0,dword PG_UNMAP |
| |
| dec [pg_data.pg_mutex] |
| 344,10 → 318,7 |
|---|
| and eax, not 0xFFF |
| stdcall map_page,[tmp_task_pdir],eax,dword PG_SW |
| mov esi, [tmp_task_pdir] |
| add esi, 0x600 |
| mov eax, [esi] |
| call free_page ;destroy master table |
| add esi, 4 |
| add esi, 0x604 |
| mov edi, 383 |
| .destroy: |
| mov eax, [esi] |