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 | 7 +++++++
include/hw/acpi/aml-build.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 4f936f7..9b8b422 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -626,6 +626,13 @@ Aml *aml_if(Aml *predicate)
return var;
}
+/* ACPI 1.0: 16.2.3 Operators: DefElse */
+Aml *aml_else(void)
+{
+ Aml *var = aml_bundle(0xA1 /* ElseOp */, AML_PACKAGE);
+ return var;
+}
+
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefMethod */
Aml *aml_method(const char *name, int arg_count)
{
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 6b407d5..3901515 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -206,6 +206,7 @@ Aml *aml_scope(const char *name_format, ...)
GCC_FMT_ATTR(1, 2);
Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
Aml *aml_method(const char *name, int arg_count);
Aml *aml_if(Aml *predicate);
+Aml *aml_else(void);
Aml *aml_package(uint8_t num_elements);
Aml *aml_buffer(void);
Aml *aml_resource_template(void);
--
2.0.4
