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authorXiao Guangrong <guangrong.xiao@linux.intel.com>2015-12-10 00:40:56 +0100
committerMichael S. Tsirkin <mst@redhat.com>2015-12-22 18:39:20 +0200
commit95cb06619092130eb41e68b2541e04aedb48b046 (patch)
tree75bea47a2c96a9c0bef8960eeb5c1a7aad3a7425 /hw/acpi/aml-build.c
parent70d1fb9c0b9e918f8f910cbfe07d983f4ef613d9 (diff)
acpi: add aml_derefof
Implement DeRefOf term which is used by NVDIMM _DSM method in later patch Reviewed-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/acpi/aml-build.c')
-rw-r--r--hw/acpi/aml-build.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 363e83b851..501a98847e 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -1240,6 +1240,14 @@ Aml *aml_unicode(const char *str)
return var;
}
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefDerefOf */
+Aml *aml_derefof(Aml *arg)
+{
+ Aml *var = aml_opcode(0x83 /* DerefOfOp */);
+ aml_append(var, arg);
+ return var;
+}
+
void
build_header(GArray *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev,