VMState added by this patch preserves correct
loading of the parallel port controller state.
Signed-off-by: Pavel Dovgalyuk <pavel.dovga...@ispras.ru>
---
hw/char/parallel.c | 20 ++++++++++++++++++++
1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/hw/char/parallel.c b/hw/char/parallel.c
index 7ac90a5..26c03d7 100644
--- a/hw/char/parallel.c
+++ b/hw/char/parallel.c
@@ -477,6 +477,24 @@ 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,
+ .minimum_version_id_old = 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;
@@ -518,6 +536,8 @@ static void parallel_isa_realizefn(DeviceState *dev, Error
**errp)
? &isa_parallel_portio_hw_list[0]
: &isa_parallel_portio_sw_list[0]),
s, "parallel");
+
+ vmstate_register(NULL, -1, &vmstate_parallel_isa, isa);
}
/* Memory mapped interface */
