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acpi: add aml_decrement() and aml_subtract()

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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
This commit is contained in:
Igor Mammedov 2015-12-10 00:41:03 +01:00 committed by Michael S. Tsirkin
parent 20ca520884
commit 7059eb4262
2 changed files with 16 additions and 0 deletions
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14
hw/acpi/aml-build.c
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@ -502,6 +502,12 @@ Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst)
return build_opcode_2arg_dst(0x72 /* AddOp */, arg1, arg2, dst);
}
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefSubtract */
Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst)
{
return build_opcode_2arg_dst(0x74 /* SubtractOp */, arg1, arg2, dst);
}
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefIncrement */
Aml *aml_increment(Aml *arg)
{
@ -510,6 +516,14 @@ Aml *aml_increment(Aml *arg)
return var;
}
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefDecrement */
Aml *aml_decrement(Aml *arg)
{
Aml *var = aml_opcode(0x76 /* DecrementOp */);
aml_append(var, arg);
return var;
}
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefIndex */
Aml *aml_index(Aml *arg1, Aml *idx)
{

2
include/hw/acpi/aml-build.h
View File

@ -231,7 +231,9 @@ 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 *dst);
Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
Aml *aml_increment(Aml *arg);
Aml *aml_decrement(Aml *arg);
Aml *aml_index(Aml *arg1, Aml *idx);
Aml *aml_notify(Aml *arg1, Aml *arg2);
Aml *aml_call1(const char *method, Aml *arg1);