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Re: [Qemu-arm] [PATCH v1 1/5] cadence_gem: QOMify Cadence GEM
From: |
Peter Maydell |
Subject: |
Re: [Qemu-arm] [PATCH v1 1/5] cadence_gem: QOMify Cadence GEM |
Date: |
Mon, 25 Jul 2016 16:20:06 +0100 |
On 12 July 2016 at 00:20, Alistair Francis <address@hidden> wrote:
> Signed-off-by: Alistair Francis <address@hidden>
> ---
>
> hw/net/cadence_gem.c | 27 ++++++++++++++++-----------
> 1 file changed, 16 insertions(+), 11 deletions(-)
>
> diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
> index 8a4be1e..9d64644 100644
> --- a/hw/net/cadence_gem.c
> +++ b/hw/net/cadence_gem.c
> @@ -1214,24 +1214,29 @@ static NetClientInfo net_gem_info = {
> .link_status_changed = gem_set_link,
> };
>
> -static int gem_init(SysBusDevice *sbd)
> +static void gem_realize(DeviceState *dev, Error **errp)
> {
> - DeviceState *dev = DEVICE(sbd);
> CadenceGEMState *s = CADENCE_GEM(dev);
>
> - DB_PRINT("\n");
> + sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq);
>
> - gem_init_register_masks(s);
> - memory_region_init_io(&s->iomem, OBJECT(s), &gem_ops, s,
> - "enet", sizeof(s->regs));
> - sysbus_init_mmio(sbd, &s->iomem);
> - sysbus_init_irq(sbd, &s->irq);
> qemu_macaddr_default_if_unset(&s->conf.macaddr);
>
> s->nic = qemu_new_nic(&net_gem_info, &s->conf,
> object_get_typename(OBJECT(dev)), dev->id, s);
> +}
> +
> +static void gem_init(Object *obj)
> +{
> + CadenceGEMState *s = CADENCE_GEM(obj);
> + DeviceState *dev = DEVICE(obj);
> +
> + DB_PRINT("\n");
>
> - return 0;
> + gem_init_register_masks(s);
> + memory_region_init_io(&s->iomem, OBJECT(s), &gem_ops, s,
> + "enet", sizeof(s->regs));
> + sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
> }
I don't understand the logic behind which things are
in init and which in realize here -- why is
sysbus_init_mmio() in init but sysbus_init_irq() in
realize ?
thanks
-- PMM
[Qemu-arm] [PATCH v1 4/5] cadence_gem: Correct indentation, Alistair Francis, 2016/07/11
[Qemu-arm] [PATCH v1 5/5] xlnx-zynqmp: Set the number of priority queues, Alistair Francis, 2016/07/11
[Qemu-arm] [PATCH v1 3/5] cadence_gem: Add queue support, Alistair Francis, 2016/07/11