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vmstate: port i2c_slave device

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Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Juan Quintela 2009-09-29 22:48:28 +02:00 • committed by Anthony Liguori
parent 8d0eb050d6
commit bcbe8068b7
1 changed files with 26 additions and 7 deletions
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33
hw/i2c.c
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@ -142,19 +142,38 @@ void i2c_nack(i2c_bus *bus)
dev->info->event(dev, I2C_NACK); dev->info->event(dev, I2C_NACK);
} }
static int i2c_slave_post_load(void *opaque, int version_id)
{
i2c_slave *dev = opaque;
i2c_bus *bus;
bus = FROM_QBUS(i2c_bus, qdev_get_parent_bus(&dev->qdev));
if (bus->saved_address == dev->address) {
bus->current_dev = dev;
}
return 0;
}
static const VMStateDescription vmstate_i2c_slave = {
.name = "i2c_slave",
.version_id = 1,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
.post_load = i2c_slave_post_load,
.fields = (VMStateField []) {
VMSTATE_UINT8(address, i2c_slave),
VMSTATE_END_OF_LIST()
}
};
void i2c_slave_save(QEMUFile *f, i2c_slave *dev) void i2c_slave_save(QEMUFile *f, i2c_slave *dev)
{ {
qemu_put_8s(f, &dev->address); vmstate_save_state(f, &vmstate_i2c_slave, dev);
} }
void i2c_slave_load(QEMUFile *f, i2c_slave *dev) void i2c_slave_load(QEMUFile *f, i2c_slave *dev)
{ {
i2c_bus *bus; vmstate_load_state(f, &vmstate_i2c_slave, dev,
bus = FROM_QBUS(i2c_bus, qdev_get_parent_bus(&dev->qdev)); vmstate_i2c_slave.version_id);
qemu_get_8s(f, &dev->address);
if (bus->saved_address == dev->address) {
bus->current_dev = dev;
}
} }
static int i2c_slave_qdev_init(DeviceState *dev, DeviceInfo *base) static int i2c_slave_qdev_init(DeviceState *dev, DeviceInfo *base)