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From 50544d5cac062146d5c635819aebb622afe059c6 Mon Sep 17 00:00:00 2001
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From: Marcel Apfelbaum <marcel@redhat.com>
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Date: Wed, 24 Jun 2015 13:53:16 +0200
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Subject: [PATCH 194/217] acpi: add aml_shiftright() term
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Message-id: <1435154016-26233-24-git-send-email-marcel@redhat.com>
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Patchwork-id: 66456
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O-Subject: [RHEL-7.2 qemu-kvm-rhev PATCH 23/43] acpi: add aml_shiftright() term
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Bugzilla: 1103313
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
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RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
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Add encoding for ACPI DefShiftRight Opcode.
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Reviewed-by: Igor Mammedov <imammedo@redhat.com>
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Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
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(cherry picked from commit f7bd7b8eb6573ed22bfc51e148455a1c0a1e36d0)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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hw/acpi/aml-build.c | 10 ++++++++++
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include/hw/acpi/aml-build.h | 1 +
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2 files changed, 11 insertions(+)
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diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
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index 0d98c7b..57e6cf4 100644
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--- a/hw/acpi/aml-build.c
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+++ b/hw/acpi/aml-build.c
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@@ -466,6 +466,16 @@ Aml *aml_shiftleft(Aml *arg1, Aml *count)
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return var;
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}
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+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefShiftRight */
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+Aml *aml_shiftright(Aml *arg1, Aml *count)
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+{
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+ Aml *var = aml_opcode(0x7A /* ShiftRightOp */);
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+ aml_append(var, arg1);
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+ aml_append(var, count);
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+ build_append_byte(var->buf, 0x00); /* NullNameOp */
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+ return var;
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+}
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+
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/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLLess */
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Aml *aml_lless(Aml *arg1, Aml *arg2)
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{
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diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
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index f2100cb..9abb4c3 100644
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--- a/include/hw/acpi/aml-build.h
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+++ b/include/hw/acpi/aml-build.h
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@@ -203,6 +203,7 @@ Aml *aml_store(Aml *val, Aml *target);
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Aml *aml_and(Aml *arg1, Aml *arg2);
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Aml *aml_or(Aml *arg1, Aml *arg2);
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Aml *aml_shiftleft(Aml *arg1, Aml *count);
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+Aml *aml_shiftright(Aml *arg1, Aml *count);
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Aml *aml_lless(Aml *arg1, Aml *arg2);
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Aml *aml_add(Aml *arg1, Aml *arg2);
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Aml *aml_index(Aml *arg1, Aml *idx);
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--
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1.8.3.1
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