diff options
Diffstat (limited to 'hw/acpi/aml-build.c')
| -rw-r--r-- | hw/acpi/aml-build.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index d72d5b45c8..b91141e320 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -216,6 +216,16 @@ build_prepend_package_length(GArray *package, unsigned length, bool incl_self) build_prepend_byte(package, byte); } +static void +build_append_pkg_length(GArray *array, unsigned length, bool incl_self) +{ + GArray *tmp = build_alloc_array(); + + build_prepend_package_length(tmp, length, incl_self); + build_append_array(array, tmp); + build_free_array(tmp); +} + void build_package(GArray *package, uint8_t op) { build_prepend_package_length(package, package->len, true); @@ -568,3 +578,21 @@ Aml *aml_operation_region(const char *name, AmlRegionSpace rs, build_append_int(var->buf, len); return var; } + +/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: NamedField */ +Aml *aml_named_field(const char *name, unsigned length) +{ + Aml *var = aml_alloc(); + build_append_nameseg(var->buf, name); + build_append_pkg_length(var->buf, length, false); + return var; +} + +/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefField */ +Aml *aml_field(const char *name, AmlFieldFlags flags) +{ + Aml *var = aml_bundle(0x81 /* FieldOp */, AML_EXT_PACKAGE); + build_append_namestring(var->buf, "%s", name); + build_append_byte(var->buf, flags); + return var; +} |