Commit 461a2753 authored by Pavel Dovgalyuk's avatar Pavel Dovgalyuk Committed by Paolo Bonzini
Browse files

parallel: adding vmstate for save/restore 



VMState added by this patch preserves correct
loading of the parallel port controller state.

Signed-off-by: default avatarPavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Acked-by: default avatarJuan Quintela <quintela@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent c0b92f30

hw/char/parallel.c

+18 −0
Original line number Diff line number Diff line
@@ -477,6 +477,23 @@ static const MemoryRegionPortio isa_parallel_portio_sw_list[] = { 
    PORTIO_END_OF_LIST(),

};





static const VMStateDescription vmstate_parallel_isa = {

    .name = "parallel_isa",

    .version_id = 1,

    .minimum_version_id = 1,

    .fields      = (VMStateField[]) {

        VMSTATE_UINT8(state.dataw, ISAParallelState),

        VMSTATE_UINT8(state.datar, ISAParallelState),

        VMSTATE_UINT8(state.status, ISAParallelState),

        VMSTATE_UINT8(state.control, ISAParallelState),

        VMSTATE_INT32(state.irq_pending, ISAParallelState),

        VMSTATE_INT32(state.epp_timeout, ISAParallelState),

        VMSTATE_END_OF_LIST()

    }

};





static void parallel_isa_realizefn(DeviceState *dev, Error **errp)

{

    static int index;
@@ -606,6 +623,7 @@ static void parallel_isa_class_initfn(ObjectClass *klass, void *data) 
    DeviceClass *dc = DEVICE_CLASS(klass);



    dc->realize = parallel_isa_realizefn;

    dc->vmsd = &vmstate_parallel_isa;

    dc->props = parallel_isa_properties;

    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);

}