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| author | Marcel Apfelbaum <marcel@redhat.com> | 2015-05-25 18:33:44 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2015-06-01 14:18:54 +0200 |
| commit | f7bd7b8eb6573ed22bfc51e148455a1c0a1e36d0 (patch) | |
| tree | 8a6e5bc540c8655338fc616703776f43e0007885 | |
| parent | a57dddddd2f93b87852fac2ed41a31c45e6d192a (diff) | |
| download | qemu-f7bd7b8eb6573ed22bfc51e148455a1c0a1e36d0.tar.gz | |
acpi: add aml_shiftright() term
Add encoding for ACPI DefShiftRight Opcode.
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org>
| -rw-r--r-- | hw/acpi/aml-build.c | 10 | ||||
| -rw-r--r-- | include/hw/acpi/aml-build.h | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 5c140e04c9..045a4e2ee3 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -465,6 +465,16 @@ Aml *aml_shiftleft(Aml *arg1, Aml *count) return var; } +/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefShiftRight */ +Aml *aml_shiftright(Aml *arg1, Aml *count) +{ + Aml *var = aml_opcode(0x7A /* ShiftRightOp */); + aml_append(var, arg1); + aml_append(var, count); + build_append_byte(var->buf, 0x00); /* NullNameOp */ + return var; +} + /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLLess */ Aml *aml_lless(Aml *arg1, Aml *arg2) { diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index f2100cb7fd..9abb4c39d1 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -203,6 +203,7 @@ Aml *aml_store(Aml *val, Aml *target); Aml *aml_and(Aml *arg1, Aml *arg2); Aml *aml_or(Aml *arg1, Aml *arg2); Aml *aml_shiftleft(Aml *arg1, Aml *count); +Aml *aml_shiftright(Aml *arg1, Aml *count); Aml *aml_lless(Aml *arg1, Aml *arg2); Aml *aml_add(Aml *arg1, Aml *arg2); Aml *aml_index(Aml *arg1, Aml *idx); |