[Qemu-devel] [RFC 04/47] acpi: add acpi_method() term

[Igor Mammedov]

Signed-off-by: Igor Mammedov <address@hidden>
---
 hw/acpi/acpi_gen_utils.c         | 9 +++++++++
 include/hw/acpi/acpi_gen_utils.h | 1 +
 2 files changed, 10 insertions(+)

diff --git a/hw/acpi/acpi_gen_utils.c b/hw/acpi/acpi_gen_utils.c
index 80fa6ac..a481adb 100644
--- a/hw/acpi/acpi_gen_utils.c
+++ b/hw/acpi/acpi_gen_utils.c
@@ -289,6 +289,15 @@ static AcpiAml aml_allocate_internal(uint8_t op, 
AcpiBlockFlags flags)
     return var;
 }
 
+/* ACPI 5.0: 20.2.5.2 Named Objects Encoding: DefMethod */
+AcpiAml acpi_method(const char *name, int arg_count)
+{
+    AcpiAml var = aml_allocate_internal(0x14 /* MethodOp */, PACKAGE);
+    build_append_namestring(var.buf, "%s", name);
+    build_append_byte(var.buf, arg_count); /* MethodFlags: ArgCount */
+    return var;
+}
+
 /* ACPI 5.0: 20.2.5.1 Namespace Modifier Objects Encoding: DefScope */
 AcpiAml GCC_FMT_ATTR(1, 2) acpi_scope(const char *name_format, ...)
 {
diff --git a/include/hw/acpi/acpi_gen_utils.h b/include/hw/acpi/acpi_gen_utils.h
index 56165e6..19ebc2d 100644
--- a/include/hw/acpi/acpi_gen_utils.h
+++ b/include/hw/acpi/acpi_gen_utils.h
@@ -22,6 +22,7 @@ typedef struct AcpiAml {
 void aml_append(AcpiAml *parent_ctx, AcpiAml child);
 
 /* Block ASL object primitives */
+AcpiAml acpi_method(const char *name, int arg_count);
 AcpiAml GCC_FMT_ATTR(1, 2) acpi_scope(const char *name_format, ...);
 AcpiAml GCC_FMT_ATTR(1, 2) acpi_device(const char *name_format, ...);
 
-- 
1.8.3.1