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[Qemu-devel] [PULL 54/57] acpi: add aml_increment() term


From: Michael S. Tsirkin
Subject: [Qemu-devel] [PULL 54/57] acpi: add aml_increment() term
Date: Sun, 31 May 2015 20:37:50 +0200

From: Marcel Apfelbaum <address@hidden>

Add encoding for ACPI DefIncrement Opcode.

Reviewed-by: Shannon Zhao <address@hidden>
Reviewed-by: Igor Mammedov <address@hidden>
Signed-off-by: Marcel Apfelbaum <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
 include/hw/acpi/aml-build.h | 1 +
 hw/acpi/aml-build.c         | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 9abb4c3..1a891a2 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -206,6 +206,7 @@ Aml *aml_shiftleft(Aml *arg1, Aml *count);
 Aml *aml_shiftright(Aml *arg1, Aml *count);
 Aml *aml_lless(Aml *arg1, Aml *arg2);
 Aml *aml_add(Aml *arg1, Aml *arg2);
+Aml *aml_increment(Aml *arg);
 Aml *aml_index(Aml *arg1, Aml *idx);
 Aml *aml_notify(Aml *arg1, Aml *arg2);
 Aml *aml_call1(const char *method, Aml *arg1);
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 045a4e2..f26466a 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -494,6 +494,14 @@ Aml *aml_add(Aml *arg1, Aml *arg2)
     return var;
 }
 
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefIncrement */
+Aml *aml_increment(Aml *arg)
+{
+    Aml *var = aml_opcode(0x75 /* IncrementOp */);
+    aml_append(var, arg);
+    return var;
+}
+
 /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefIndex */
 Aml *aml_index(Aml *arg1, Aml *idx)
 {
-- 
MST




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