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Rev 2166 Rev 2434
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;;  Distributed under GPL. See file COPYING for details.        ;;
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;;  Distributed under GPL. See file COPYING for details.        ;;
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;;  Copyright 2003 Ville Turjanmaa                              ;;
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;;  Copyright 2003 Ville Turjanmaa                              ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 2166 $
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$Revision: 2434 $
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align 4 ;3A08
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align 4 ;3A08
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build_interrupt_table:
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build_interrupt_table:
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        mov     edi, idts
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        mov     edi, idts
- 
 
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        mov     esi, sys_int
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        mov     esi, sys_int
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        mov     ecx, 0x40
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        mov     ecx, 0x40
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        mov     eax, (10001110b shl 24) + os_code
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        mov     eax, (10001110b shl 24) + os_code
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  @@:
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  @@:   movsw   ;low word of code-entry
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        movsw   ;low word of code-entry
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        stosd   ;interrupt gate type : os_code selector
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        stosd   ;interrupt gate type : os_code selector
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        movsw   ;high word of code-entry
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        movsw   ;high word of code-entry
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        test    byte[reg_eflags+2],2
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        test    byte[reg_eflags+2], 2
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        jnz     v86_exc_c
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        jnz     v86_exc_c
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        cmp     bl,14           ; #PF
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        cmp     bl, 14          ; #PF
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        jne     @f
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        jne     @f
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        call    page_fault_handler ; SEE: core/memory.inc
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        call    page_fault_handler ; SEE: core/memory.inc
- 
 
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  @@:
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  @@:   mov     esi, [current_slot]
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        mov     esi, [current_slot]
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        btr     [esi+APPDATA.except_mask], ebx
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        btr     [esi+APPDATA.except_mask], ebx
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        jnc     @f
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        jnc     @f
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        mov     eax,[esi+APPDATA.exc_handler]
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        mov     eax, [esi+APPDATA.exc_handler]
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        test    eax, eax
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        test    eax, eax
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        jnz     IRetToUserHook
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        jnz     IRetToUserHook
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  @@:
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  @@:   cli
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        cli
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        mov     eax, [esi+APPDATA.debugger_slot]
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        mov     eax, [esi+APPDATA.debugger_slot]
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        test    eax, eax
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        test    eax, eax
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        jnz     .debug
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        jnz     .debug
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        sti
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        sti
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; not debuggee => say error and terminate
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; not debuggee => say error and terminate
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        mov     ebx, dr6        ; debug_message data=DR6_image
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        mov     ebx, dr6        ; debug_message data=DR6_image
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        xor     edx, edx
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        xor     edx, edx
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        mov     dr6, edx
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        mov     dr6, edx
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        mov     edx, dr7
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        mov     edx, dr7
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        mov     cl, not 8
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        mov     cl, not 8
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  .l1:
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  .l1:  shl     dl,2
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        shl     dl, 2
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        jc      @f
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        jc      @f
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        and     bl, cl
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        and     bl, cl
- 
 
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  @@:
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  @@:   sar     cl,1
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        sar     cl, 1
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        jc      .l1
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        jc      .l1
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        mov     cl, 3           ; debug_message code=debug_exception
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        mov     cl, 3           ; debug_message code=debug_exception
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.notify:
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.notify:
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        push    ebx             ; debug_message data
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        push    ebx             ; debug_message data
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        mov     ebx, [TASK_BASE]
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        mov     ebx, [TASK_BASE]
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        DEBUGF  1, "K : Process - forced terminate PID: %x\n", [edx+TASKDATA.pid]
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        DEBUGF  1, "K : Process - forced terminate PID: %x\n", [edx+TASKDATA.pid]
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        cmp     bl, 0x08
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        cmp     bl, 0x08
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        jb      .l0
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        jb      .l0
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        cmp     bl, 0x0e
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        cmp     bl, 0x0e
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        jbe     .l1
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        jbe     .l1
- 
 
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  .l0:
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  .l0:  mov     bl, 0x09
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        mov     bl, 0x09
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  .l1:
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  .l1:  mov     eax,[msg_fault_sel+ebx*4 - 0x08*4]
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        mov     eax, [msg_fault_sel+ebx*4 - 0x08*4]
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        DEBUGF  1, "K : %s\n", eax
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        DEBUGF  1, "K : %s\n", eax
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        mov     eax, [reg_cs3+4]
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        mov     eax, [reg_cs3+4]
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        mov     edi, msg_sel_app
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        mov     edi, msg_sel_app
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        mov     ebx, [reg_esp3+4]
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        mov     ebx, [reg_esp3+4]
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        cmp     eax, app_code
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        cmp     eax, app_code
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        je      @f
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        je      @f
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        mov     edi, msg_sel_ker
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        mov     edi, msg_sel_ker
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        mov     ebx, [reg_esp0+4]
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        mov     ebx, [reg_esp0+4]
- 
 
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    @@:
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    @@: DEBUGF  1, "K : EAX : %x EBX : %x ECX : %x\n", [reg_eax+4], [reg_ebx+4], [reg_ecx+4]
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        DEBUGF  1, "K : EAX : %x EBX : %x ECX : %x\n", [reg_eax+4], [reg_ebx+4], [reg_ecx+4]
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        DEBUGF  1, "K : EDX : %x ESI : %x EDI : %x\n", [reg_edx+4], [reg_esi+4], [reg_edi+4]
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        DEBUGF  1, "K : EDX : %x ESI : %x EDI : %x\n", [reg_edx+4], [reg_esi+4], [reg_edi+4]
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        DEBUGF  1, "K : EBP : %x EIP : %x ESP : %x\n", [reg_ebp+4], [reg_eip+4], ebx
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        DEBUGF  1, "K : EBP : %x EIP : %x ESP : %x\n", [reg_ebp+4], [reg_eip+4], ebx
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        DEBUGF  1, "K : Flags : %x CS : %x (%s)\n", [reg_eflags+4], eax, edi
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        DEBUGF  1, "K : Flags : %x CS : %x (%s)\n", [reg_eflags+4], eax, edi
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        ret
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        ret
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;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=