Re: [Qemu-devel] [PATCH v9 21/24] hw/acpi/aml-build: Add Unicode macro

["Michael S. Tsirkin" <mst@redhat.com>]

On Mon, May 25, 2015 at 10:55:17AM +0800, Shannon Zhao wrote:
> From: Shannon Zhao <shannon.zhao@linaro.org>
> 
> Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
> Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
> Reviewed-by: Igor Mammedov <imammedo@redhat.com>

Reviewed-by: Michael S. Tsirkin <mst@redhat.com>

> ---
>  hw/acpi/aml-build.c         | 17 +++++++++++++++++
>  include/hw/acpi/aml-build.h |  1 +
>  2 files changed, 18 insertions(+)
> 
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index bd91981..323b7bc 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -1069,6 +1069,23 @@ Aml *aml_touuid(const char *uuid)
>      return var;
>  }
>  
> +/*
> + * ACPI 2.0b: 16.2.3.6.4.3  Unicode Macro (Convert Ascii String To Unicode)
> + */
> +Aml *aml_unicode(const char *str)
> +{
> +    int i = 0;
> +    Aml *var = aml_bundle(0x11 /* BufferOp */, AML_BUFFER);
> +
> +    do {
> +        build_append_byte(var->buf, str[i]);
> +        build_append_byte(var->buf, 0);
> +        i++;
> +    } while (i <= strlen(str));
> +
> +    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 b81c838..9773bfd 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -267,6 +267,7 @@ Aml *aml_field(const char *name, AmlAccessType type, AmlUpdateRule rule);
>  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);
>  
>  void
>  build_header(GArray *linker, GArray *table_data,
> -- 
> 2.0.4
>