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[Qemu-devel] [RESEND PATCH v7 20/23] hw/acpi/aml-build: Add Unicode macr
From: |
Shannon Zhao |
Subject: |
[Qemu-devel] [RESEND PATCH v7 20/23] hw/acpi/aml-build: Add Unicode macro |
Date: |
Wed, 20 May 2015 13:00:58 +0800 |
From: Shannon Zhao <address@hidden>
Signed-off-by: Shannon Zhao <address@hidden>
Signed-off-by: Shannon Zhao <address@hidden>
---
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 9a80b80..aa34d0a 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -1121,6 +1121,23 @@ 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
[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