hw/acpi/aml-build: Add aml_lnot() term

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1432522520-8068-18-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 5002ad5..56cce41 100644 (file)
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -607,6 +607,14 @@ Aml *aml_irq_no_flags(uint8_t irq)
     return var;
 }
 
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLNot */
+Aml *aml_lnot(Aml *arg)
+{
+    Aml *var = aml_opcode(0x92 /* LNotOp */);
+    aml_append(var, arg);
+    return var;
+}
+
 /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLEqual */
 Aml *aml_equal(Aml *arg1, Aml *arg2)
 {

diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 8690aeb..41b2cdd 100644 (file)
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -222,6 +222,7 @@ Aml *aml_named_field(const char *name, unsigned length);
 Aml *aml_reserved_field(unsigned length);
 Aml *aml_local(int num);
 Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
+Aml *aml_lnot(Aml *arg);
 Aml *aml_equal(Aml *arg1, Aml *arg2);
 Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
                    const char *name_format, ...) GCC_FMT_ATTR(4, 5);