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Rev 160 Rev 164
Line 52... Line 52...
52 
        dw     10011111b *256 +10010010b
 52 
        dw     10011111b *256 +10010010b
53 
        db     0x00
 53 
        db     0x00
54 
; -----------------------------------------
 54 
; -----------------------------------------
Line 55... Line 55...
55 
 
 55 
 
56 
app_code_l:
 56 
app_code_l:
57 
      dw ((0x80000000-std_application_base_address) shr 12) and 0xffff
 57 
      dw 0xFFFF;((0x80000000-std_application_base_address) shr 12) and 0xffff
58 
      dw 0
 58 
      dw 0
59 
      db 0
 59 
      db 0x40
60 
      dw 11010000b*256+11111010b+256*((0x80000000-std_application_base_address) shr 28)
 60 
      db cpl3
Line 61... Line 61...
61 
      db std_application_base_address shr 24
 61 
      dw G32+D32+0x6000+0x7;
62 
 
 62 
 
63 
app_data_l:
 63 
app_data_l:
64 
      dw (0x80000000-std_application_base_address) shr 12 and 0xffff
 64 
      dw 0xFFFF;(0x80000000-std_application_base_address) shr 12 and 0xffff
65 
      dw 0
 65 
      dw 0
66 
      db 0
 66 
      db 0x40
Line 67... Line 67...
67 
      dw 11010000b*256+11110010b+256*((0x80000000-std_application_base_address) shr 28)
 67 
      db drw3
Line 68... Line 68...
68 
      db std_application_base_address shr 24
 68 
      dw G32+D32+0x6000+0x7;
69 
 
 69 
 
Line 79... Line 79...
79 
      times (max_processes+10) dd 0,0
 79 
      times (max_processes+10) dd 0,0
Line 80... Line 80...
80 
 
 80 
 
Line 81... Line -...
81 
gdte:
 - 
 
82 
 
 81 
gdte:
83 
 
 82 
 
84 
 
 83 
 
85 
idtreg:
 84 
idtreg:
Line 86... Line 85...
86 
     dw   8*0x41-1
 85 
     dw   8*0x41-1
87 
     dd   idts+8
 86 
     dd   idts+8
Line 164... Line 163...
164 
        mov    [edi + 4], word 11101110b*256
 163 
        mov    [edi + 4], word 11101110b*256
165 
        mov    [edi + 6], word (i40 shr 16)
 164 
        mov    [edi + 6], word (i40 shr 16)
Line 166... Line 165...
166 
 
 165 
 
Line 167... Line -...
167 
        ret
 - 
 
168 
 
 - 
 
169 
 
 166 
        ret
170 
 
 167 
 
171 
iglobal
 168 
iglobal
- 
 
 169 
  sys_int:
- 
 
 170 
    dd e0,debug_exc,e2,e3
- 
 
 171 
    dd e4,e5,e6,e7
- 
 
 172 
    dd e8,e9,e10,e11
172 
  sys_int:
 173 
    dd e12,e13,page_fault_handler,e15
173 
    dd   e0,debug_exc,e2,e3,e4,e5,e6,e7,e8,e9,e10,e11,e12,e13,e14,e15
 174 
 
Line 174... Line 175...
174 
    dd   e16,e17
 175 
    dd except_16, e17
- 
 
 176 
    times 14 dd unknown_interrupt
- 
 
 177 
 
175 
    times 14 dd unknown_interrupt
 178 
    dd   irq0  , irq_serv.irq_1, p_irq2 ,irq_serv.irq_3
Line 176... Line 179...
176 
 
 179 
    dd   p_irq4 ,irq_serv.irq_5,p_irq6,irq_serv.irq_7
Line 177... Line 180...
177 
    dd   irq0  ,irq1  ,p_irq2 ,p_irq3 ,p_irq4 ,p_irq5,p_irq6 ,p_irq7
 180 
    dd   irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10
178 
    dd   p_irq8,p_irq9,p_irq10,p_irq11,p_irq12,irqD  ,p_irq14,p_irq15
 181 
    dd   irq_serv.irq_11,p_irq12,irqD ,p_irq14,p_irq15
Line 214... Line 217...
214 
      save_ring3_context
 217 
      save_ring3_context
215 
      mov bl, num
 218 
      mov bl, num
216 
      jmp exc_c
 219 
      jmp exc_c
217 
}
 220 
}
Line 218... Line 221...
218 
 
 221 
 
219 
exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15, 16 ; 18, 19
 222 
exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15 ; 18, 19
Line 220... Line 223...
220 
exc_w_code 8, 10, 11, 12, 13, 14, 17
 223 
exc_w_code 8, 10, 11, 12, 13, 14, 17
221 
 
 224 
 
222 
exc_c:
 225 
exc_c:
Line 274... Line 277...
274 
        clts
 277 
        clts
275 
        mov   ax, os_data
 278 
        mov ax, os_data
276 
        mov   ds, ax
 279 
        mov ds, ax
277 
        mov   es, ax
 280 
        mov es, ax
Line 278... Line 281...
278
281 
 
- 
 
 282 
        mov ebx, [fpu_owner]
- 
 
 283 
        cmp ebx, [CURRENT_TASK]
- 
 
 284 
        je .exit
- 
 
 285 
 
- 
 
 286 
        shl ebx, 8
- 
 
 287 
        mov eax, [ebx+PROC_BASE+APPDATA.fpu_state]
- 
 
 288 
        bt [cpu_caps], CAPS_FXSR
- 
 
 289 
        jnc .no_SSE
- 
 
 290 
 
- 
 
 291 
        fxsave [eax]
- 
 
 292 
        mov ebx, [CURRENT_TASK]
279 
        mov   eax, [prev_user_of_fpu]
 293 
        mov [fpu_owner], ebx
- 
 
 294 
        shl ebx, 8
- 
 
 295 
        cmp dword [ebx+PROC_BASE+APPDATA.fpu_init], 0
280 
        shl   eax, 8
 296 
        je .init
- 
 
 297 
        mov eax, [ebx+PROC_BASE+APPDATA.fpu_state]
- 
 
 298 
        fxrstor [eax]
- 
 
 299 
        restore_ring3_context
- 
 
 300 
        iret
- 
 
 301 
.init:
- 
 
 302 
        fninit                      ;­ ¬ ­¥ ­ã¦­ë ­¥¬ áª¨à®¢ ­­ë¥ ¨áª«î祭¨ï
- 
 
 303 
        mov dword [ebx+PROC_BASE+APPDATA.fpu_init], 1
- 
 
 304 
.exit:
- 
 
 305 
        restore_ring3_context
- 
 
 306 
        iret
281 
        add   eax, 0x80000 + APPDATA.fpu_save_area
 307 
.no_SSE:
- 
 
 308 
        fnsave [eax]
- 
 
 309 
        mov ebx, [CURRENT_TASK]
- 
 
 310 
        mov [fpu_owner], ebx
- 
 
 311 
        shl ebx, 8
- 
 
 312 
        cmp dword [ebx+PROC_BASE+APPDATA.fpu_init], 0
Line 282... Line -...
282 
        fsave [eax]
 - 
 
283
313 
        je .init
284 
        mov   eax, [0x3000]
 314 
 
285 
        mov   [prev_user_of_fpu], eax
 - 
 
286 
        shl   eax, 8
 - 
 
287 
        add   eax, 0x80000
 - 
 
288 
        cmp   [eax + APPDATA.is_fpu_saved], 0
 - 
 
289 
        je    @f
 - 
 
290 
        frstor [eax+APPDATA.fpu_save_area]
 - 
 
291 
     @@:
 315 
        mov eax, [ebx+PROC_BASE+APPDATA.fpu_state]
292 
        mov   [eax + APPDATA.is_fpu_saved], 1
 316 
        frstor [eax]
Line 293... Line 317...
293 
        restore_ring3_context
 317 
        restore_ring3_context
294 
        iret
 318 
        iret
295
319 
 
Line 296... Line 320...
296 
iglobal
 320 
iglobal
297 
  prev_user_of_fpu dd 1
 321 
  fpu_owner dd 1
Line 609... Line 633...
609 
        ;     ebx = new amount of memory
 633 
        ;     ebx = new amount of memory
Line 610... Line 634...
610 
 
 634 
 
611 
        cmp    eax,1
 635 
        cmp    eax,1
Line 612... Line 636...
612 
        jne    .no_application_mem_resize
 636 
        jne    .no_application_mem_resize
- 
 
 637 
 
613
638 
        stdcall new_mem_resize, ebx
Line 614... Line 639...
614 
        jmp    new_mem_resize ;resize for new type of processes
 639 
        mov [esp+36], eax
615 
 
 - 
 
616 
 
 640 
        ret
Line 617... Line 641...
617 
     .no_application_mem_resize:
 641 
 
Line 730... Line 754...
730 
  term9:
 754 
  term9:
Line 731... Line 755...
731 
 
 755 
 
Line 732... Line 756...
732 
    call  set_application_table_status
 756 
    call  set_application_table_status
733
- 
 
Line -... Line 757...
- 
 
 757 
 
- 
 
 758 
    mov    eax,esi
- 
 
 759 
 
- 
 
 760 
    pushad
- 
 
 761 
    shl   eax,8
- 
 
 762 
    mov   eax,[PROC_BASE+eax+0xB8]
734 
    mov    eax,esi
 763 
    stdcall destroy_app_space, eax
735 
    call   dispose_app_cr3_table
 764 
    popad
736 
 
 765 
 
737 
    cmp   [prev_user_of_fpu],esi   ; if user fpu last -> fpu user = 1
 766 
    cmp   [fpu_owner],esi   ; if user fpu last -> fpu user = 1
Line 738... Line 767...
738 
    jne   fpu_ok_1
 767 
    jne   fpu_ok_1
739 
    mov   [prev_user_of_fpu],1
 768 
    mov   [fpu_owner],1