Re: [Qemu-devel] [PATCH v4 15/20] hw/acpi/aml-build: Add aml_not() 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         | 9 +++++++++
>  include/hw/acpi/aml-build.h | 1 +
>  2 files changed, 10 insertions(+)
>
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index 312afb6..4f936f7 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -600,6 +600,15 @@ Aml *aml_irq_no_flags(uint8_t irq)
>      return var;
>  }
>  
> +/* ACPI 1.0: 16.2.3 Operators: DefLNot */
> +Aml *aml_not(Aml *arg)
> +{
> +    Aml *var = aml_opcode(0x92 /* LNotOp */);
> +    aml_append(var, arg);
> +    build_append_int(var->buf, 0x00); /* NullNameOp */
> +    return var;
> +}
> +
>  /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLEqual */
>  Aml *aml_equal(Aml *arg1, Aml *arg2)
>  {
> diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
> index 3473d6e..6b407d5 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -174,6 +174,7 @@ Aml *aml_named_field(const char *name, unsigned length);
>  Aml *aml_reserved_field(unsigned length);
>  Aml *aml_local(int num);
>  Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
> +Aml *aml_not(Aml *arg);
>  Aml *aml_equal(Aml *arg1, Aml *arg2);
>  Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
>                     const char *name_format, ...) GCC_FMT_ATTR(4, 5);

-- 
Alex Bennée