[Qemu-devel] [PULL 31/39] hw/acpi/aml-build: Add aml_lnot() term

[Peter Maydell]

From: Shannon Zhao <address@hidden>

Signed-off-by: Shannon Zhao <address@hidden>
Signed-off-by: Shannon Zhao <address@hidden>
Reviewed-by: Alex Bennée <address@hidden>
Reviewed-by: Igor Mammedov <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Message-id: address@hidden
Signed-off-by: Peter Maydell <address@hidden>
---
 hw/acpi/aml-build.c         | 8 ++++++++
 include/hw/acpi/aml-build.h | 1 +
 2 files changed, 9 insertions(+)

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 5002ad5..56cce41 100644
--- 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
--- 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);
-- 
1.9.1