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parallel: adding vmstate for save/restore 

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

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Acked-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Pavel Dovgalyuk 2014-08-28 15:18:46 +04:00 committed by Paolo Bonzini
parent c0b92f3037
commit 461a2753a1
1 changed files with 18 additions and 0 deletions
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18
hw/char/parallel.c
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@ -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);
}