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authorGuenter Roeck <linux@roeck-us.net>2020-01-23 15:22:41 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-01-23 16:34:15 +0000
commitc9d3396d80fe7ece9bcc7a688be6f98e4988f0cf (patch)
treef542a43ec1ec0a5a422cd50af883245a4f305d52
parent6804d2301b630ef4e2fe1bdd6e5065875fe6b7e0 (diff)
downloadfocaccia-qemu-c9d3396d80fe7ece9bcc7a688be6f98e4988f0cf.tar.gz
focaccia-qemu-c9d3396d80fe7ece9bcc7a688be6f98e4988f0cf.zip
hw/char/exynos4210_uart: Implement post_load function
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>
-rw-r--r--hw/char/exynos4210_uart.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/hw/char/exynos4210_uart.c b/hw/char/exynos4210_uart.c
index b3199df865..6ffbaddfff 100644
--- a/hw/char/exynos4210_uart.c
+++ b/hw/char/exynos4210_uart.c
@@ -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),