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Re: [Qemu-devel] [PATCH] hw/arm/pxa2xx_gpio: Correct and register vmstat


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH] hw/arm/pxa2xx_gpio: Correct and register vmstate
Date: Tue, 3 Jun 2014 19:58:27 +0100

On 3 June 2014 19:30, Peter Maydell <address@hidden> wrote:
> The pxa2xx-gpio device has a VMStateDescription, but it was accidentally
> never actually registered, and it wasn't quite correct. Remove the
> 'lines' field (this is a device property, not mutable state), add
> the missing 'gpsr' and 'prev_level' fields, and set dc->vmsd so it
> actually gets used.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
>  hw/arm/pxa2xx_gpio.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/hw/arm/pxa2xx_gpio.c b/hw/arm/pxa2xx_gpio.c
> index 7f75f05..ccf6e44 100644
> --- a/hw/arm/pxa2xx_gpio.c
> +++ b/hw/arm/pxa2xx_gpio.c
> @@ -314,14 +314,15 @@ static const VMStateDescription 
> vmstate_pxa2xx_gpio_regs = {
>      .version_id = 1,
>      .minimum_version_id = 1,
>      .fields = (VMStateField[]) {
> -        VMSTATE_INT32(lines, PXA2xxGPIOInfo),
>          VMSTATE_UINT32_ARRAY(ilevel, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_UINT32_ARRAY(olevel, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_UINT32_ARRAY(dir, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_UINT32_ARRAY(rising, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_UINT32_ARRAY(falling, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_UINT32_ARRAY(status, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
> +        VMSTATE_UINT32_ARRAY(gpsr, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_UINT32_ARRAY(gafr, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS * 2),
> +        VMSTATE_UINT32_ARRAY(prev_level, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
>          VMSTATE_END_OF_LIST(),
>      },
>  };
> @@ -340,6 +341,7 @@ static void pxa2xx_gpio_class_init(ObjectClass *klass, 
> void *data)
>      k->init = pxa2xx_gpio_initfn;
>      dc->desc = "PXA2xx GPIO controller";
>      dc->props = pxa2xx_gpio_properties;
> +    dc->vmsd = vmstate_pxa2xx_gpio_regs;

Doh, missing '&', or we don't compile. I'm not going
to bother resending just for that :-)

thanks
-- PMM



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