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[ACPI]

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* Add support for ACPI_EVAL_INPUT_BUFFER_SIMPLE_INTEGER_SIGNATURE and ACPI_EVAL_INPUT_BUFFER_SIMPLE_STRING_SIGNATURE
 * Cmbatt is able to set the battery trip point now

svn path=/trunk/; revision=46416
This commit is contained in:
Cameron Gutman 2010-03-25 00:23:41 +00:00
parent 8208ffdfed
commit 25b4bd1bff
1 changed files with 38 additions and 4 deletions
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42
reactos/drivers/bus/acpi/eval.c
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@ -23,11 +23,13 @@ Bus_PDO_EvalMethod(PPDO_DEVICE_DATA DeviceData,
{
ULONG Signature;
NTSTATUS Status;
ACPI_OBJECT_LIST *ParamList;
ACPI_OBJECT_LIST ParamList;
PACPI_EVAL_INPUT_BUFFER EvalInputBuff = Irp->AssociatedIrp.SystemBuffer;
ACPI_BUFFER RetBuff = {ACPI_ALLOCATE_BUFFER, NULL};
PACPI_EVAL_OUTPUT_BUFFER OutputBuf;
PIO_STACK_LOCATION IrpSp = IoGetCurrentIrpStackLocation(Irp);
ACPI_EVAL_INPUT_BUFFER_SIMPLE_INTEGER *SimpleInt;
ACPI_EVAL_INPUT_BUFFER_SIMPLE_STRING *SimpleStr;
if (IrpSp->Parameters.DeviceIoControl.InputBufferLength < sizeof(ULONG))
return STATUS_INVALID_PARAMETER;
@ -40,10 +42,38 @@ Bus_PDO_EvalMethod(PPDO_DEVICE_DATA DeviceData,
if (IrpSp->Parameters.DeviceIoControl.InputBufferLength < sizeof(ACPI_EVAL_INPUT_BUFFER))
return STATUS_INVALID_PARAMETER;
ParamList = NULL;
ParamList.Count = 0;
break;
/* FIXME: Support input parameters */
case ACPI_EVAL_INPUT_BUFFER_SIMPLE_INTEGER_SIGNATURE:
SimpleInt = Irp->AssociatedIrp.SystemBuffer;
if (IrpSp->Parameters.DeviceIoControl.InputBufferLength < sizeof(ACPI_EVAL_INPUT_BUFFER_SIMPLE_INTEGER))
return STATUS_INVALID_PARAMETER;
ParamList.Count = 1;
ParamList.Pointer = ExAllocatePool(NonPagedPool, sizeof(ACPI_OBJECT));
if (!ParamList.Pointer) return STATUS_INSUFFICIENT_RESOURCES;
ParamList.Pointer[0].Type = ACPI_TYPE_INTEGER;
ParamList.Pointer[0].Integer.Value = SimpleInt->IntegerArgument;
break;
case ACPI_EVAL_INPUT_BUFFER_SIMPLE_STRING_SIGNATURE:
SimpleStr = Irp->AssociatedIrp.SystemBuffer;
if (IrpSp->Parameters.DeviceIoControl.InputBufferLength < sizeof(ACPI_EVAL_INPUT_BUFFER_SIMPLE_STRING))
return STATUS_INVALID_PARAMETER;
ParamList.Count = 1;
ParamList.Pointer = ExAllocatePool(NonPagedPool, sizeof(ACPI_OBJECT));
if (!ParamList.Pointer) return STATUS_INSUFFICIENT_RESOURCES;
ParamList.Pointer[0].String.Pointer = (CHAR*)SimpleStr->String;
ParamList.Pointer[0].String.Length = SimpleStr->StringLength;
break;
default:
DPRINT1("Unsupported input buffer signature: %d\n", Signature);
@ -52,8 +82,12 @@ Bus_PDO_EvalMethod(PPDO_DEVICE_DATA DeviceData,
Status = AcpiEvaluateObject(DeviceData->AcpiHandle,
(CHAR*)EvalInputBuff->MethodName,
ParamList,
&ParamList,
&RetBuff);
if (ParamList.Count != 0)
ExFreePool(ParamList.Pointer);
if (ACPI_SUCCESS(Status))
{
ACPI_OBJECT *Obj = RetBuff.Pointer;