[Qemu-devel] [PATCH v5 14/20] hw/acpi/aml-build: Add aml_or() term

[Shannon Zhao]

From: Shannon Zhao <shannon.z...@linaro.org>

Add aml_or() term and expose build_append_int_noprefix
as it wiil be used by creating a buffer.

Signed-off-by: Shannon Zhao <zhaoshengl...@huawei.com>
Signed-off-by: Shannon Zhao <shannon.z...@linaro.org>
---
 hw/acpi/aml-build.c         | 12 +++++++++++-
 include/hw/acpi/aml-build.h |  2 ++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 316d5a5..cd4ffe2 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -242,7 +242,7 @@ static void build_extop_package(GArray *package, uint8_t op)
     build_prepend_byte(package, 0x5B); /* ExtOpPrefix */
 }
 
-static void build_append_int_noprefix(GArray *table, uint64_t value, int size)
+void build_append_int_noprefix(GArray *table, uint64_t value, int size)
 {
     int i;
 
@@ -456,6 +456,16 @@ Aml *aml_and(Aml *arg1, Aml *arg2)
     return var;
 }
 
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefOr */
+Aml *aml_or(Aml *arg1, Aml *arg2)
+{
+    Aml *var = aml_opcode(0x7D /* OrOp */);
+    aml_append(var, arg1);
+    aml_append(var, arg2);
+    build_append_byte(var->buf, 0x00 /* NullNameOp */);
+    return var;
+}
+
 /* ACPI 1.0b: 16.2.5.3 Type 1 Opcodes Encoding: DefNotify */
 Aml *aml_notify(Aml *arg1, Aml *arg2)
 {
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index b41fd0c..61c1a03 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -202,6 +202,7 @@ Aml *aml_int(const uint64_t val);
 Aml *aml_arg(int pos);
 Aml *aml_store(Aml *val, Aml *target);
 Aml *aml_and(Aml *arg1, Aml *arg2);
+Aml *aml_or(Aml *arg1, Aml *arg2);
 Aml *aml_notify(Aml *arg1, Aml *arg2);
 Aml *aml_call1(const char *method, Aml *arg1);
 Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
@@ -260,6 +261,7 @@ Aml *aml_resource_template(void);
 Aml *aml_field(const char *name, AmlFieldFlags flags);
 Aml *aml_varpackage(uint32_t num_elements);
 Aml *aml_touuid(const char *uuid);
+void build_append_int_noprefix(GArray *table, uint64_t value, int size);
 
 void
 build_header(GArray *linker, GArray *table_data,
-- 
2.0.4