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Rev 4592 Rev 5051
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; in: ebx -> device_data from USB layer, edi -> collection
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; in: ebx -> device_data from USB layer, edi -> collection
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; out: eax = device-specific data or NULL on error
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; out: eax = device-specific data or NULL on error
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proc mouse_driver_add_device
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proc mouse_driver_add_device
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; Just allocate memory; no initialization needed.
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; Just allocate memory; no initialization needed.
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        movi    eax, sizeof.mouse_device_data
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        movi    eax, sizeof.mouse_device_data
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        call    Kmalloc
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        invoke  Kmalloc
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        ret
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        ret
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endp
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endp
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; This procedure is called when HID layer detects disconnect of a previously
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; This procedure is called when HID layer detects disconnect of a previously
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; connected mouse.
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; connected mouse.
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; in: edi -> mouse_device_data (pointer returned from mouse_driver_add_device)
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; in: edi -> mouse_device_data (pointer returned from mouse_driver_add_device)
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proc mouse_driver_disconnect
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proc mouse_driver_disconnect
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; Free the allocated memory.
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; Free the allocated memory.
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        mov     eax, edi
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        mov     eax, edi
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        call    Kfree
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        invoke  Kfree
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        ret
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        ret
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endp
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endp
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; This procedure is called when HID layer ends processing a new input packet
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; This procedure is called when HID layer ends processing a new input packet
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; from a mouse.
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; from a mouse.
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; in: edi -> mouse_device_data (pointer returned from mouse_driver_add_device)
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; in: edi -> mouse_device_data (pointer returned from mouse_driver_add_device)
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proc mouse_driver_end_packet
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proc mouse_driver_end_packet
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; Call the kernel, passing collected state.
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; Call the kernel, passing collected state.
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        stdcall SetMouseData, \
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        invoke  SetMouseData, \
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                [edi+mouse_device_data.buttons], \
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                [edi+mouse_device_data.buttons], \
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                [edi+mouse_device_data.dx], \
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                [edi+mouse_device_data.dx], \
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                [edi+mouse_device_data.dy], \
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                [edi+mouse_device_data.dy], \
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                [edi+mouse_device_data.wheel], \
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                [edi+mouse_device_data.wheel], \
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                [edi+mouse_device_data.hwheel]
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                [edi+mouse_device_data.hwheel]