Re: [Xen-devel] [PATCH v5 11/16] libxl/arm: Construct ACPI DSDT table

[Julien Grall <julien.grall@xxxxxxx>]

Hi Shannon,

On 02/09/16 03:55, Shannon Zhao wrote:
> From: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
>
> Copy the static DSDT table into ACPI blob.
>
> Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxx>

Regards,

> ---
>  tools/libxl/libxl_arm_acpi.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
>
> diff --git a/tools/libxl/libxl_arm_acpi.c b/tools/libxl/libxl_arm_acpi.c
> index 407f9d5..30e4d66 100644
> --- a/tools/libxl/libxl_arm_acpi.c
> +++ b/tools/libxl/libxl_arm_acpi.c
> @@ -329,6 +329,15 @@ static void make_acpi_fadt(libxl__gc *gc, struct 
> xc_dom_image *dom,
>                         acpitables[FADT].size);
>  }
>
> +static void make_acpi_dsdt(libxl__gc *gc, struct xc_dom_image *dom,
> +                           struct acpitable acpitables[])
> +{
> +    uint64_t offset = acpitables[DSDT].addr - GUEST_ACPI_BASE;
> +    void *dsdt = dom->acpi_modules[0].data + offset;
> +
> +    memcpy(dsdt, dsdt_anycpu_arm, dsdt_anycpu_arm_len);
> +}
> +
>  int libxl__prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info,
>                          libxl__domain_build_state *state,
>                          struct xc_dom_image *dom)
> @@ -365,6 +374,7 @@ int libxl__prepare_acpi(libxl__gc *gc, 
> libxl_domain_build_info *info,
>          goto out;
>
>      make_acpi_fadt(gc, dom, acpitables);
> +    make_acpi_dsdt(gc, dom, acpitables);
>
>  out:
>      return rc;
--
Julien Grall

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