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[Qemu-devel] [PATCH v4 16/20] hw/acpi/aml-build: Add aml_else() term


From: Shannon Zhao
Subject: [Qemu-devel] [PATCH v4 16/20] hw/acpi/aml-build: Add aml_else() term
Date: Fri, 3 Apr 2015 18:03:48 +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         | 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





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