From: Igor Mammedov <imamm...@redhat.com>
Signed-off-by: Igor Mammedov <imamm...@redhat.com>
Reviewed-by: Michael S. Tsirkin <m...@redhat.com>
Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
Reviewed-by: Marcel Apfelbaum <mar...@redhat.com>
---
include/hw/acpi/aml-build.h | 1 +
hw/acpi/aml-build.c | 9 +++++++++
2 files changed, 10 insertions(+)
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 365e388..d9ec6d6 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -311,6 +311,7 @@ Aml *aml_field(const char *name, AmlAccessType type,
AmlUpdateRule rule);
Aml *aml_mutex(const char *name, uint8_t sync_level);
Aml *aml_acquire(Aml *mutex, uint16_t timeout);
Aml *aml_release(Aml *mutex);
+Aml *aml_alias(const char *source_object, const char *alias_object);
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);
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 9337b87..210588a 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -1347,6 +1347,15 @@ Aml *aml_release(Aml *mutex)
return var;
}
+/* ACPI 1.0b: 16.2.5.1 Name Space Modifier Objects Encoding: DefAlias */
+Aml *aml_alias(const char *source_object, const char *alias_object)
+{
+ Aml *var = aml_opcode(0x06 /* AliasOp */);
+ aml_append(var, aml_name("%s", source_object));
+ aml_append(var, aml_name("%s", alias_object));
+ return var;
+}
+
void
build_header(GArray *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
--
MST
