On 11/03/2015 02:14 PM, Shannon Zhao wrote:
On 2015/11/2 17:13, Xiao Guangrong wrote:Implement CreateField term which is used by NVDIMM _DSM method in later patch Signed-off-by: Xiao Guangrong <guangrong.x...@linux.intel.com> --- hw/acpi/aml-build.c | 13 +++++++++++++ include/hw/acpi/aml-build.h | 1 + 2 files changed, 14 insertions(+) diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index a72214d..9fe5e7b 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -1151,6 +1151,19 @@ Aml *aml_sizeof(Aml *arg) return var; } +/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefCreateField */ +Aml *aml_create_field(Aml *srcbuf, Aml *index, Aml *len, const char *name) +{ + Aml *var = aml_alloc(); + build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */ + build_append_byte(var->buf, 0x13); /* CreateFieldOp */ + aml_append(var, srcbuf); + aml_append(var, index); + aml_append(var, len); + build_append_namestring(var->buf, "%s", name); + return var; +} + void build_header(GArray *linker, GArray *table_data, AcpiTableHeader *h, const char *sig, int len, uint8_t rev) diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index 7296efb..7e1c43b 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -276,6 +276,7 @@ Aml *aml_touuid(const char *uuid); Aml *aml_unicode(const char *str); Aml *aml_derefof(Aml *arg); Aml *aml_sizeof(Aml *arg); +Aml *aml_create_field(Aml *srcbuf, Aml *index, Aml *len, const char *name);Maybe this could be moved together with existing aml_create_dword_field.
Not bad, will do. :)
void build_header(GArray *linker, GArray *table_data,
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