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Rev 465 Rev 473
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$Revision: 465 $
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$Revision: 473 $
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;;                                                              ;;
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;;                                                              ;;
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;**************************************************
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;**************************************************
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;*      ÏÎÈÑÊ ÌÛØÈ ÏÎ ÏÎÑËÅÄÎÂÀÒÅËÜÍÛÌ ÏÎÐÒÀÌ     *
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;*      ÏÎÈÑÊ ÌÛØÈ ÏÎ ÏÎÑËÅÄÎÂÀÒÅËÜÍÛÌ ÏÎÐÒÀÌ     *
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;* Ïðîöåäóðà ïîäãîòàâëèâàåò ãëîáàëüíûå ïåðåìåííûå *
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;* Ïðîöåäóðà ïîäãîòàâëèâàåò ãëîáàëüíûå ïåðåìåííûå *
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;* COMPortNum è COMPortBaseAddr äëÿ ïîäïðîãðàììû  *
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;* COMPortNum è COMPortBaseAddr äëÿ ïîäïðîãðàììû  *
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;* óñòàíîâêè îáðàáîò÷èêà ïðåðûâàíèÿ               *
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;* óñòàíîâêè îáðàáîò÷èêà ïðåðûâàíèÿ               *
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;**************************************************
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;**************************************************
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; Àâòîð èñõîäíîãî òåêñòà Êóëàêîâ Âëàäèìèð Ãåííàäüåâè÷.
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; Àâòîð èñõîäíîãî òåêñòà Êóëàêîâ Âëàäèìèð Ãåííàäüåâè÷.
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; Àäàïòàöèÿ è äîðàáîòêà Mario79
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; Àäàïòàöèÿ è äîðàáîòêà Mario79
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Detect_COM_Mouse:
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Detect_COM_Mouse:
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        pusha
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        pusha
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        call   MSMouseSearch
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        call   MSMouseSearch
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        cmp    AL,'M'
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        cmp    AL,'M'
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        jne    @f
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        jne    @f
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        mov    [com1_mouse_detected],1
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        mov    [com1_mouse_detected],1
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        pusha
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        mov     [irq_owner+4*4], 1      ; IRQ4 owner is System
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 - 
 
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        mov   eax,4
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        mov     eax, [RESERVED_PORTS]
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        shl   eax,2
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        inc     eax
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        mov   [irq_owner+eax], 1
 - 
 
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 - 
 
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        inc   dword [RESERVED_PORTS]
 - 
 
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        mov   edi,[RESERVED_PORTS]
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        mov     [RESERVED_PORTS], eax
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        shl   edi,4
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        shl     eax, 4
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        mov   [RESERVED_PORTS+edi+0],dword 1
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        mov     [RESERVED_PORTS+eax+0], dword 1
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        mov   [RESERVED_PORTS+edi+4],dword 0x3f0
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        mov     [RESERVED_PORTS+eax+4], dword 0x3F8
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        mov   [RESERVED_PORTS+edi+8],dword 0x3ff
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        mov     [RESERVED_PORTS+eax+8], dword 0x3FF
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 - 
 
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        popa
 - 
 
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        mov    esi,boot_setmouse_type+22
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        mov    esi,boot_setmouse_type+22
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        call  boot_log
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        call  boot_log
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     @@:
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     @@:
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        sub    [COMPortBaseAddr],100h
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        sub    [COMPortBaseAddr],100h
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        call   MSMouseSearch
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        call   MSMouseSearch
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        cmp    AL,'M'
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        cmp    AL,'M'
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        jne    @f
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        jne    @f
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        mov    [com2_mouse_detected],1
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        mov    [com2_mouse_detected],1
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        pusha
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        mov     [irq_owner+3*4], 1      ; IRQ3 owner is System
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 - 
 
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        mov   eax,3
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        mov     eax, [RESERVED_PORTS]
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        shl   eax,2
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        inc     eax
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        mov   [irq_owner+eax], 1
 - 
 
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 - 
 
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        inc   dword [RESERVED_PORTS]
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        mov   edi,[RESERVED_PORTS]
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        mov     [RESERVED_PORTS], eax
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        shl   edi,4
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        shl     eax, 4
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        mov   [RESERVED_PORTS+edi+0],dword 1
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        mov     [RESERVED_PORTS+eax+0], dword 1
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        mov   [RESERVED_PORTS+edi+4],dword 0x2f0
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        mov     [RESERVED_PORTS+eax+4], dword 0x2F8
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        mov   [RESERVED_PORTS+edi+8],dword 0x2ff
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        mov     [RESERVED_PORTS+eax+8], dword 0x2FF
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 - 
 
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        popa
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        mov    esi,boot_setmouse_type+44
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        mov    esi,boot_setmouse_type+44
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        call  boot_log
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        call  boot_log
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     @@:
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     @@:
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        popa
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        popa
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        jmp     end_detecting_mouse
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        jmp     end_detecting_mouse
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MSMouseSearch:
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MSMouseSearch:
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        ; ÏÎÈÑÊ ÌÛØÈ ×ÅÐÅÇ COM-ÏÎÐÒÛ
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        ; ÏÎÈÑÊ ÌÛØÈ ×ÅÐÅÇ COM-ÏÎÐÒÛ
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MouseSearch:
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MouseSearch:
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        ; Óñòàíàâëèâàåì ñêîðîñòü
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        ; Óñòàíàâëèâàåì ñêîðîñòü
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        ; ïðèåìà/ïåðåäà÷è 1200 áîä
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        ; ïðèåìà/ïåðåäà÷è 1200 áîä
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        add     DX,3
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        add     DX,3
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        in      AL,DX
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        in      AL,DX
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        or      AL,80h  ;óñòàíîâèòü áèò DLAB
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        or      AL,80h  ;óñòàíîâèòü áèò DLAB
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        out     DX,AL
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        out     DX,AL
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        mov     AL,60h  ;1200 áîä
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        mov     AL,60h  ;1200 áîä
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        out     DX,AL
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        out     DX,AL
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        inc     DX
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        inc     DX
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        mov     AL,0
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        mov     AL,0
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        out     DX,AL
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        out     DX,AL
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        ; Óñòàíîâèòü äëèíó ñëîâà 7 áèò, 1 ñòîïîâûé áèò,
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        ; Óñòàíîâèòü äëèíó ñëîâà 7 áèò, 1 ñòîïîâûé áèò,
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        ; ÷åòíîñòü íå êîíòðîëèðîâàòü
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        ; ÷åòíîñòü íå êîíòðîëèðîâàòü
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        add     DX,3
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        add     DX,3
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        mov     AL,00000010b
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        mov     AL,00000010b
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        out     DX,AL
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        out     DX,AL
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        ; Çàïðåòèòü âñå ïðåðûâàíè
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        ; Çàïðåòèòü âñå ïðåðûâàíè
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        inc     DX
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        inc     DX
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        mov     AL,0
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        mov     AL,0
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        out     DX,AL
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        out     DX,AL
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; Ïðîâåðèòü, ÷òî óñòðîéñòâî ïîäêëþ÷åíî è ÿâëÿåòñ
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; Ïðîâåðèòü, ÷òî óñòðîéñòâî ïîäêëþ÷åíî è ÿâëÿåòñ
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; ìûøüþ òèïà MSMouse
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; ìûøüþ òèïà MSMouse
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        ; Îòêëþ÷èòü ïèòàíèå ìûøè è ïðåðûâàíè
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        ; Îòêëþ÷èòü ïèòàíèå ìûøè è ïðåðûâàíè
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        add     DX,4    ;ðåãèñòð óïðàâëåíèÿ ìîäåìîì
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        add     EDX,4   ;ðåãèñòð óïðàâëåíèÿ ìîäåìîì
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        mov     AL,0    ;ñáðîñèòü DTR, RTS è OUT2
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        mov     AL,0    ;ñáðîñèòü DTR, RTS è OUT2
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        out     DX,AL
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        out     DX,AL
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        ; Îæèäàòü 5 "òèêîâ" (0,2 ñ)
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        ; Îæèäàòü 5 "òèêîâ" (0,2 ñ)
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        mov  ecx,0xffff
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        mov     ecx, 0xFFFF
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dT_1:
 - 
 
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        dec  ecx
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        loop    $
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        cmp ecx,0
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        jne dT_1
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        mov  ecx,0xffff
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        ; Âêëþ÷èòü ïèòàíèå ìûøè
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        ; Âêëþ÷èòü ïèòàíèå ìûøè
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        mov     AL,11b  ;óñòàíîâèòü DTR è RTS
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        mov     al, 1
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        out     DX,AL
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        out     dx, al
- 
 
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        mov     ecx, 0xFFFF
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        loop    $
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        ; Î÷èñòèòü ðåãèñòð äàííûõ
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        ; Î÷èñòèòü ðåãèñòð äàííûõ
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        mov     DX,[COMPortBaseAddr]
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        sub     edx, 4
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        in      AL,DX
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        in      AL,DX
- 
 
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        add     edx, 4
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        mov     AL,11b  ;óñòàíîâèòü DTR è RTS
- 
 
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        out     DX,AL
- 
 
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        mov     ecx, 0x1FFFF
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; Öèêë îïðîñà ïîðòà
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; Öèêë îïðîñà ïîðòà
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WaitData:
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WaitData:
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        ; Îæèäàòü åùå 10 "òèêîâ"
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        ; Îæèäàòü åùå 10 "òèêîâ"
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         dec  ecx
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         dec  ecx
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         cmp  ecx,0
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         cmp  ecx,0
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         je     NoMouse
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         je     NoMouse
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        ; Ïðîâåðèòü íàëè÷èå èäåíòèôèêàöèîííîãî áàéòà
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        ; Ïðîâåðèòü íàëè÷èå èäåíòèôèêàöèîííîãî áàéòà
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        add     DX,5
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        add     DX,5
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        in      AL,DX
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        in      AL,DX
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        test    AL,1   ;Äàííûå ãîòîâû?
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        test    AL,1   ;Äàííûå ãîòîâû?
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        jz      WaitData
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        jz      WaitData
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        ; Ââåñòè äàííûå
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        ; Ââåñòè äàííûå
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        mov     DX,[COMPortBaseAddr]
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        mov     DX,[COMPortBaseAddr]
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        in      AL,DX
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        in      AL,DX
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NoMouse:
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NoMouse:
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        ret
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        ret
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iglobal
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iglobal
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COMPortBaseAddr dw 3F8h
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COMPortBaseAddr dw 3F8h
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;COMPortNum dw 0
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;COMPortNum dw 0
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endg
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endg
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iglobal
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iglobal
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boot_setmouse_type  db   'Detected - PS2  mouse',0
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boot_setmouse_type  db   'Detected - PS2  mouse',0
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                    db   'Detected - COM1 mouse',0
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                    db   'Detected - COM1 mouse',0
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                    db   'Detected - COM2 mouse',0
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                    db   'Detected - COM2 mouse',0
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endg
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endg
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end_detecting_mouse:
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end_detecting_mouse: