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hw/char/exynos4210_uart: Implement post_load function

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After restoring a VM, serial parameters need to be updated to reflect
restored register values. Implement a post_load function to handle this
situation.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Message-id: 20200123052540.6132-6-linux@roeck-us.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Guenter Roeck 2020-01-23 15:22:41 +00:00 committed by Peter Maydell
parent 6804d2301b
commit c9d3396d80
1 changed files with 10 additions and 0 deletions
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10
hw/char/exynos4210_uart.c
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@ -522,10 +522,20 @@ static void exynos4210_uart_reset(DeviceState *dev)
trace_exynos_uart_rxsize(s->channel, s->rx.size);
}
static int exynos4210_uart_post_load(void *opaque, int version_id)
{
Exynos4210UartState *s = (Exynos4210UartState *)opaque;
exynos4210_uart_update_parameters(s);
return 0;
}
static const VMStateDescription vmstate_exynos4210_uart_fifo = {
.name = "exynos4210.uart.fifo",
.version_id = 1,
.minimum_version_id = 1,
.post_load = exynos4210_uart_post_load,
.fields = (VMStateField[]) {
VMSTATE_UINT32(sp, Exynos4210UartFIFO),
VMSTATE_UINT32(rp, Exynos4210UartFIFO),