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From: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Message-ID: <56698129.50907@gmail.com>
Date: Thu, 10 Dec 2015 15:42:01 +0200
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Subject: Re: [Qemu-devel] [PATCH 20/74] acpi: add aml_to_buffer()
Reply-To: marcel@redhat.com
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To: Igor Mammedov <imammedo@redhat.com>, qemu-devel@nongnu.org

On 12/10/2015 01:41 AM, Igor Mammedov wrote:
> Signed-off-by: Igor Mammedov <imammedo@redhat.com>
> ---
>   hw/acpi/aml-build.c         | 13 +++++++++++++
>   include/hw/acpi/aml-build.h |  1 +
>   2 files changed, 14 insertions(+)
>
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index c025801..4b1b496 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -449,6 +449,19 @@ Aml *aml_to_hexstring(Aml *src, Aml *dst)
>       return var;
>   }
>
> +/* ACPI 2.0a: 17.2.4.4 Type 2 Opcodes Encoding: DefToBuffer */
> +Aml *aml_to_buffer(Aml *src, Aml *dst)
> +{
> +    Aml *var = aml_opcode(0x96 /* ToBufferOp */);
> +    aml_append(var, src);
> +    if (dst) {
> +        aml_append(var, dst);
> +    } else {
> +        build_append_byte(var->buf, 0x00 /* NullNameOp */);
> +    }
> +    return var;
> +}
> +
>   /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefStore */
>   Aml *aml_store(Aml *val, Aml *target)
>   {
> diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
> index 77bfe0c..04ef25e 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -211,6 +211,7 @@ Aml *aml_int(const uint64_t val);
>   Aml *aml_arg(int pos);
>   Aml *aml_to_integer(Aml *arg);
>   Aml *aml_to_hexstring(Aml *src, Aml *dst);
> +Aml *aml_to_buffer(Aml *src, Aml *dst);
>   Aml *aml_store(Aml *val, Aml *target);
>   Aml *aml_and(Aml *arg1, Aml *arg2);
>   Aml *aml_or(Aml *arg1, Aml *arg2);
>

Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>