Re: [Qemu-devel] [PATCH v3 01/32] acpi: add aml_derefof

[Igor Mammedov]

On Sun, 11 Oct 2015 11:52:33 +0800
Xiao Guangrong <address@hidden> wrote:

> Implement DeRefOf term which is used by NVDIMM _DSM method in later patch
> 
> Signed-off-by: Xiao Guangrong <address@hidden>
Reviewed-by: Igor Mammedov <address@hidden>

> ---
>  hw/acpi/aml-build.c         | 8 ++++++++
>  include/hw/acpi/aml-build.h | 1 +
>  2 files changed, 9 insertions(+)
> 
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index 0d4b324..cbd53f4 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -1135,6 +1135,14 @@ Aml *aml_unicode(const char *str)
>      return var;
>  }
>  
> +/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefDerefOf */
> +Aml *aml_derefof(Aml *arg)
> +{
> +    Aml *var = aml_opcode(0x83 /* DerefOfOp */);
> +    aml_append(var, arg);
> +    return var;
> +}
> +
>  void
>  build_header(GArray *linker, GArray *table_data,
>               AcpiTableHeader *h, const char *sig, int len, uint8_t rev)
> diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
> index 1b632dc..5a03d33 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -274,6 +274,7 @@ Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, 
> const char *name);
>  Aml *aml_varpackage(uint32_t num_elements);
>  Aml *aml_touuid(const char *uuid);
>  Aml *aml_unicode(const char *str);
> +Aml *aml_derefof(Aml *arg);
>  
>  void
>  build_header(GArray *linker, GArray *table_data,