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Re: [Qemu-devel] [PATCH v7 20/23] hw/acpi/aml-build: Add Unicode macro
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH v7 20/23] hw/acpi/aml-build: Add Unicode macro |
Date: |
Mon, 18 May 2015 18:18:28 +0200 |
On Thu, May 14, 2015 at 05:19:39PM +0800, Shannon Zhao wrote:
> From: Shannon Zhao <address@hidden>
>
> Signed-off-by: Shannon Zhao <address@hidden>
> Signed-off-by: Shannon Zhao <address@hidden>
> ---
> hw/acpi/aml-build.c | 18 ++++++++++++++++++
> include/hw/acpi/aml-build.h | 1 +
> 2 files changed, 19 insertions(+)
>
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index 238d6a3..360023a 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -1056,6 +1056,24 @@ 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)
> +{
> + Aml *var = aml_bundle(0x11 /* BufferOp */, AML_BUFFER);
> +
> + while (*str != '\0') {
> + build_append_byte(var->buf, 0);
> + build_append_byte(var->buf, *str);
> + str++;
> + }
> + build_append_byte(var->buf, 0);
> + build_append_byte(var->buf, *str);
Same as build_append_byte(ar->buf, 0)?
> +
> + 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 2fea838..564561e 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -275,6 +275,7 @@ 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,
> --
> 2.1.0
>
[Qemu-devel] [PATCH v7 18/23] hw/acpi/aml-build: Add aml_create_dword_field() term, Shannon Zhao, 2015/05/14
[Qemu-devel] [PATCH v7 06/23] hw/arm/virt-acpi-build: Generation of DSDT table for virt devices, Shannon Zhao, 2015/05/14
[Qemu-devel] [PATCH v7 05/23] hw/acpi/aml-build: Add aml_interrupt() term, Shannon Zhao, 2015/05/14