From: Shannon Zhao <shannon.z...@linaro.org>
Signed-off-by: Shannon Zhao <zhaoshengl...@huawei.com>
Signed-off-by: Shannon Zhao <shannon.z...@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);
--
2.0.4
