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acpi: add aml_local() term 

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 19:14:36 +00:00 committed by Michael S. Tsirkin
parent 214ae59f8e
commit b8a5d6894d
2 changed files with 12 additions and 0 deletions
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11
hw/acpi/aml-build.c
View File

@ -596,3 +596,14 @@ Aml *aml_field(const char *name, AmlFieldFlags flags)
build_append_byte(var->buf, flags);
return var;
}
/* ACPI 1.0b: 16.2.6.2 Local Objects Encoding */
Aml *aml_local(int num)
{
Aml *var;
uint8_t op = 0x60 /* Local0Op */ + num;
assert(num <= 7);
var = aml_opcode(op);
return var;
}

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

@ -91,6 +91,7 @@ Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len);
Aml *aml_named_field(const char *name, unsigned length);
Aml *aml_local(int num);
/* Block AML object primitives */
Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);