[Qemu-devel] [PATCH FYI 12/13] hw/acpi: add AML generator function for CreateQWordField()

[Laszlo Ersek <lersek@redhat.com>]

It follows the pattern of CreateDWordField() / aml_create_dword_field().

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gal Hammer <ghammer@redhat.com>
Cc: Igor Mammedov <imammedo@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
---
 include/hw/acpi/aml-build.h |  1 +
 hw/acpi/aml-build.c         | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 32e49b3..4f6a2be 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -280,6 +280,7 @@ Aml *aml_buffer(int buffer_size, uint8_t *byte_list);
 Aml *aml_resource_template(void);
 Aml *aml_field(const char *name, AmlAccessType type, AmlUpdateRule rule);
 Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
+Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
 Aml *aml_varpackage(uint32_t num_elements);
 Aml *aml_touuid(const char *uuid);
 Aml *aml_unicode(const char *str);
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 5aeb289..ca5bcd7 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -854,6 +854,17 @@ Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name)
     return var;
 }
 
+/* ACPI 2.0: 17.2.4.2 Named Objects Encoding: DefCreateQWordField */
+Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name)
+{
+    Aml *var = aml_alloc();
+    build_append_byte(var->buf, 0x8F); /* DefCreateQWordField */
+    aml_append(var, srcbuf);
+    aml_append(var, index);
+    build_append_namestring(var->buf, "%s", name);
+    return var;
+}
+
 /* ACPI 1.0b: 16.2.3 Data Objects Encoding: String */
 Aml *aml_string(const char *name_format, ...)
 {
-- 
1.8.3.1