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| author | Xiao Guangrong <guangrong.xiao@linux.intel.com> | 2015-12-10 00:40:56 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2015-12-22 18:39:20 +0200 |
| commit | 95cb06619092130eb41e68b2541e04aedb48b046 (patch) | |
| tree | 75bea47a2c96a9c0bef8960eeb5c1a7aad3a7425 | |
| parent | 70d1fb9c0b9e918f8f910cbfe07d983f4ef613d9 (diff) | |
| download | qemu-95cb06619092130eb41e68b2541e04aedb48b046.zip qemu-95cb06619092130eb41e68b2541e04aedb48b046.tar.gz qemu-95cb06619092130eb41e68b2541e04aedb48b046.tar.bz2 | |
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>
| -rw-r--r-- | hw/acpi/aml-build.c | 8 | ||||
| -rw-r--r-- | include/hw/acpi/aml-build.h | 1 |
2 files changed, 9 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 363e83b..501a988 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, diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index 9fa61a3..89fb15e 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -307,6 +307,7 @@ Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name); Aml *aml_varpackage(uint32_t num_elements); Aml *aml_touuid(const char *uuid); Aml *aml_unicode(const char *str); +Aml *aml_derefof(Aml *arg); void build_header(GArray *linker, GArray *table_data, |