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acpi: add aml_if() term

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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2015-02-18 19:14:19 +00:00 committed by Michael S. Tsirkin
parent ea2407d7e8
commit 32acac9eb3
2 changed files with 9 additions and 0 deletions
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8
hw/acpi/aml-build.c
View File

@ -356,6 +356,14 @@ Aml *aml_scope(const char *name_format, ...)
return var; return var;
} }
/* ACPI 1.0b: 16.2.5.3 Type 1 Opcodes Encoding: DefIfElse */
Aml *aml_if(Aml *predicate)
{
Aml *var = aml_bundle(0xA0 /* IfOp */, AML_PACKAGE);
aml_append(var, predicate);
return var;
}
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefMethod */ /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefMethod */
Aml *aml_method(const char *name, int arg_count) Aml *aml_method(const char *name, int arg_count)
{ {

1
include/hw/acpi/aml-build.h
View File

@ -63,6 +63,7 @@ void aml_append(Aml *parent_ctx, Aml *child);
Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2); Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2); Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
Aml *aml_method(const char *name, int arg_count); Aml *aml_method(const char *name, int arg_count);
Aml *aml_if(Aml *predicate);
/* other helpers */ /* other helpers */
GArray *build_alloc_array(void); GArray *build_alloc_array(void);