[SeaBIOS] [Qemu-devel] [PATCH v5 for-2.3 04/28] acpi: add aml_lless() term

Marcel Apfelbaum marcel at redhat.com
Tue Mar 10 16:31:50 CET 2015


Add encoding for ACPI DefLLess Opcode.

Reviewed-by: Shannon Zhao <zhaoshenglong at huawei.com>
Reviewed-by: Igor Mammedov <imammedo at redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel at redhat.com>
---
 hw/acpi/aml-build.c         | 9 +++++++++
 include/hw/acpi/aml-build.h | 1 +
 2 files changed, 10 insertions(+)

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 967798b..be73d30 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -462,6 +462,15 @@ Aml *aml_or(Aml *arg1, Aml *arg2)
     return var;
 }
 
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLLess */
+Aml *aml_lless(Aml *arg1, Aml *arg2)
+{
+    Aml *var = aml_opcode(0x95 /* LLessOp */);
+    aml_append(var, arg1);
+    aml_append(var, arg2);
+    return var;
+}
+
 /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefAdd */
 Aml *aml_add(Aml *arg1, Aml *arg2)
 {
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index d7a3d0f..8a79e7f 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -138,6 +138,7 @@ 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_lless(Aml *arg1, Aml *arg2);
 Aml *aml_add(Aml *arg1, Aml *arg2);
 Aml *aml_notify(Aml *arg1, Aml *arg2);
 Aml *aml_call1(const char *method, Aml *arg1);
-- 
2.1.0




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