Re: [Xen-devel] [PATCH v2 02/15] xen: arm64: Add Basic Platform support for APM X-Gene Storm.

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 11/22/2013 04:24 PM, Ian Campbell wrote:
> From: Pranavkumar Sawargaonkar <pranavkumar@xxxxxxxxxx>
>
> This patch adds initial platform stubs for APM X-Gene.
>
> Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxx>
> Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar@xxxxxxxxxx>
>
> Drop earlyprintk (split into earlier patch). Only build on ARM64.
>
> Drop empty init and reset hooks and enable 1:1 workaround.
>
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> ---
> v2: Drop empty hooks, merge the 1:1 workaround patch, drop early_printk.h
> ---
[..]

> diff --git a/xen/arch/arm/platforms/xgene-storm.c 
> b/xen/arch/arm/platforms/xgene-storm.c
> new file mode 100644
> index 0000000..727ac2b
> --- /dev/null
> +++ b/xen/arch/arm/platforms/xgene-storm.c
> @@ -0,0 +1,52 @@
> +/*
> + * xen/arch/arm/platforms/xgene-storm.c
> + *
> + * Applied Micro's X-Gene specific settings
> + *
> + * Pranavkumar Sawargaonkar <psawargaonkar@xxxxxxx>
> + * Anup Patel <apatel@xxxxxxx>
> + * Copyright (c) 2013 Applied Micro.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + */
> +
> +#include <xen/config.h>

> +#include <xen/device_tree.h>
> +#include <xen/domain_page.h>
> +#include <xen/mm.h>
> +#include <xen/vmap.h>
Do we really need these 4 includes?

> +#include <asm/platform.h>
> +
> +static uint32_t xgene_storm_quirks(void)
> +{
> +    return PLATFORM_QUIRK_DOM0_MAPPING_11;
> +}
> +
> +
> +static const char const *xgene_storm_dt_compat[] __initdata =
const char * const ... __initconst

Except that:
Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>

> +{
> +    "apm,xgene-storm",
> +    NULL
> +};
> +
> +PLATFORM_START(xgene_storm, "APM X-GENE STORM")
> +    .compatible = xgene_storm_dt_compat,
> +    .quirks = xgene_storm_quirks,
> +PLATFORM_END
> +
> +/*
> + * Local variables:
> + * mode: C
> + * c-file-style: "BSD"
> + * c-basic-offset: 4
> + * indent-tabs-mode: nil
> + * End:
> + */
--
Julien Grall

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