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ACPICA: Temporary fix for BankValue parameter

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Temporary fix for BankValue parameter of a Bank
Field to support all constant values, including Zero
and One. Must eventually be converted to a full TermArg
evaluation.

Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore
2007-02-02 19:48:18 +03:00
committed by Len Brown
parent 6b366e2fe1
commit 9c52657a2a
1 changed files with 28 additions and 2 deletions
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30
drivers/acpi/dispatcher/dsfield.c
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@@ -133,7 +133,8 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op,
} }
} }
/* We could put the returned object (Node) on the object stack for later, /*
* We could put the returned object (Node) on the object stack for later,
* but for now, we will put it in the "op" object that the parser uses, * but for now, we will put it in the "op" object that the parser uses,
* so we can get it again at the end of this scope * so we can get it again at the end of this scope
*/ */
@@ -514,8 +515,33 @@ acpi_ds_create_bank_field(union acpi_parse_object *op,
/* Third arg is the bank_value */ /* Third arg is the bank_value */
/* TBD: This arg is a term_arg, not a constant, and must be evaluated */
arg = arg->common.next; arg = arg->common.next;
info.bank_value = (u32) arg->common.value.integer;
/* Currently, only the following constants are supported */
switch (arg->common.aml_opcode) {
case AML_ZERO_OP:
info.bank_value = 0;
break;
case AML_ONE_OP:
info.bank_value = 1;
break;
case AML_BYTE_OP:
case AML_WORD_OP:
case AML_DWORD_OP:
case AML_QWORD_OP:
info.bank_value = (u32) arg->common.value.integer;
break;
default:
info.bank_value = 0;
ACPI_ERROR((AE_INFO,
"Non-constant BankValue for BankField is not implemented"));
}
/* Fourth arg is the field flags */ /* Fourth arg is the field flags */