Re: [Qemu-devel] [PATCH v4 17/20] hw/acpi/aml-build: Add aml_create_dword_field() term

["Alex Bennée" <alex.bennee@linaro.org>]

Shannon Zhao <zhaoshenglong@huawei.com> writes:

> 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: Alex Bennée <alex.bennee@linaro.org>

> ---
>  hw/acpi/aml-build.c         | 11 +++++++++++
>  include/hw/acpi/aml-build.h |  1 +
>  2 files changed, 12 insertions(+)
>
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index 9b8b422..221d054 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -718,6 +718,17 @@ Aml *aml_field(const char *name, AmlFieldFlags flags)
>      return var;
>  }
>  
> +/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefCreateDWordField */
> +Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name)
> +{
> +    Aml *var = aml_alloc();
> +    build_append_byte(var->buf, 0x8A); /* CreateDWordFieldOp */
> +    aml_append(var, srcbuf);
> +    aml_append(var, index);
> +    build_append_namestring(var->buf, "%s", name);
> +    return var;
> +}
> +
>  /* ACPI 1.0b: 16.2.3 Data Objects Encoding: String */
>  Aml *aml_string(const char *name_format, ...)
>  {
> diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
> index 3901515..0d923e8 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -211,6 +211,7 @@ Aml *aml_package(uint8_t num_elements);
>  Aml *aml_buffer(void);
>  Aml *aml_resource_template(void);
>  Aml *aml_field(const char *name, AmlFieldFlags flags);
> +Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
>  Aml *aml_varpackage(uint32_t num_elements);
>  Aml *aml_touuid(int32_t val1, int16_t val2, int16_t val3,
>                  int16_t val4, int64_t val5);

-- 
Alex Bennée