Re: [PATCH v1 04/11] hw/arm: versal: Embedd the UARTs into the SoC type

["Philippe Mathieu-Daudé" <f4bug@amsat.org>]

On 4/27/20 8:16 PM, Edgar E. Iglesias wrote:
> From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>
> 
> Embedd the UARTs into the SoC type.
> 
> Suggested-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
> ---
>  hw/arm/xlnx-versal.c         | 12 ++++++------
>  include/hw/arm/xlnx-versal.h |  3 ++-
>  2 files changed, 8 insertions(+), 7 deletions(-)
> 
> diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c
> index cc696e44c0..dbde03b7e6 100644
> --- a/hw/arm/xlnx-versal.c
> +++ b/hw/arm/xlnx-versal.c
> @@ -21,7 +21,6 @@
>  #include "kvm_arm.h"
>  #include "hw/misc/unimp.h"
>  #include "hw/arm/xlnx-versal.h"
> -#include "hw/char/pl011.h"
>  
>  #define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72")
>  #define GEM_REVISION        0x40070106
> @@ -144,16 +143,17 @@ static void versal_create_uarts(Versal *s, qemu_irq *pic)
>          DeviceState *dev;
>          MemoryRegion *mr;
>  
> -        dev = qdev_create(NULL, TYPE_PL011);
> -        s->lpd.iou.uart[i] = SYS_BUS_DEVICE(dev);
> +        sysbus_init_child_obj(OBJECT(s), name,
> +                              &s->lpd.iou.uart[i], sizeof(s->lpd.iou.uart[i]),
> +                              TYPE_PL011);
> +        dev = DEVICE(&s->lpd.iou.uart[i]);
>          qdev_prop_set_chr(dev, "chardev", serial_hd(i));
> -        object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal);
>          qdev_init_nofail(dev);
>  
> -        mr = sysbus_mmio_get_region(s->lpd.iou.uart[i], 0);
> +        mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
>          memory_region_add_subregion(&s->mr_ps, addrs[i], mr);
>  
> -        sysbus_connect_irq(s->lpd.iou.uart[i], 0, pic[irqs[i]]);
> +        sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[irqs[i]]);

Cleaner :)

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

>          g_free(name);
>      }
>  }
> diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h
> index 6c0a692b2f..a3dfd064b3 100644
> --- a/include/hw/arm/xlnx-versal.h
> +++ b/include/hw/arm/xlnx-versal.h
> @@ -15,6 +15,7 @@
>  #include "hw/sysbus.h"
>  #include "hw/arm/boot.h"
>  #include "hw/intc/arm_gicv3.h"
> +#include "hw/char/pl011.h"
>  
>  #define TYPE_XLNX_VERSAL "xlnx-versal"
>  #define XLNX_VERSAL(obj) OBJECT_CHECK(Versal, (obj), TYPE_XLNX_VERSAL)
> @@ -49,7 +50,7 @@ typedef struct Versal {
>          MemoryRegion mr_ocm;
>  
>          struct {
> -            SysBusDevice *uart[XLNX_VERSAL_NR_UARTS];
> +            PL011State uart[XLNX_VERSAL_NR_UARTS];
>              SysBusDevice *gem[XLNX_VERSAL_NR_GEMS];
>              SysBusDevice *adma[XLNX_VERSAL_NR_ADMAS];
>          } iou;
>