From 5e7f9d65be0d9ede2f72f9db4fe4f71c869a3104 Mon Sep 17 00:00:00 2001
From: Marcel Apfelbaum <marcel@redhat.com>
Date: Wed, 24 Jun 2015 13:53:15 +0200
Subject: [PATCH 07/31] acpi: add aml_shiftleft() term
Message-id: <1435154016-26233-23-git-send-email-marcel@redhat.com>
Patchwork-id: 66450
O-Subject: [RHEL-7.2 qemu-kvm-rhev PATCH 22/43] acpi: add aml_shiftleft() term
Bugzilla: 1103313
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
Add encoding for ACPI DefShiftLeft Opcode.
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
(cherry picked from commit a57dddddd2f93b87852fac2ed41a31c45e6d192a)
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
hw/acpi/aml-build.c | 10 ++++++++++
include/hw/acpi/aml-build.h | 1 +
2 files changed, 11 insertions(+)
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index b5ef9d7..0d98c7b 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -456,6 +456,16 @@ Aml *aml_or(Aml *arg1, Aml *arg2)
return var;
}
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefShiftLeft */
+Aml *aml_shiftleft(Aml *arg1, Aml *count)
+{
+ Aml *var = aml_opcode(0x79 /* ShiftLeftOp */);
+ aml_append(var, arg1);
+ aml_append(var, count);
+ build_append_byte(var->buf, 0x00); /* NullNameOp */
+ return var;
+}
+
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLLess */
Aml *aml_lless(Aml *arg1, Aml *arg2)
{
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index d0de08f..f2100cb 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -202,6 +202,7 @@ 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_shiftleft(Aml *arg1, Aml *count);
Aml *aml_lless(Aml *arg1, Aml *arg2);
Aml *aml_add(Aml *arg1, Aml *arg2);
Aml *aml_index(Aml *arg1, Aml *idx);
--
1.8.3.1