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acpi: add aml_shiftleft() term

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Add encoding for ACPI DefShiftLeft 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>
This commit is contained in:
Marcel Apfelbaum 2015-05-25 18:33:43 +03:00 committed by Michael S. Tsirkin
parent 928b899657
commit a57dddddd2
2 changed files with 11 additions and 0 deletions
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10
hw/acpi/aml-build.c
View File

@ -455,6 +455,16 @@ Aml *aml_or(Aml *arg1, Aml *arg2)
return var;
}
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefShiftLeft */
Aml *aml_shiftleft(Aml *arg1, Aml *count)
{
Aml *var = aml_opcode(0x79 /* ShiftLeftOp */);
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)
{

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

@ -202,6 +202,7 @@ Aml *aml_arg(int pos);
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_lless(Aml *arg1, Aml *arg2);
Aml *aml_add(Aml *arg1, Aml *arg2);
Aml *aml_index(Aml *arg1, Aml *idx);