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Implement IRP_MN_QUERY_RESOURCE_REQUIREMENTS

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svn path=/trunk/; revision=15399
This commit is contained in:
Hervé Poussineau 2005-05-18 21:23:54 +00:00
parent 7646e46a35
commit 4507d7ac14
3 changed files with 88 additions and 0 deletions
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53
reactos/drivers/bus/acpi/ospm/fdo.c
View file

@ -119,12 +119,16 @@ AcpiCreateInstanceIDString(PUNICODE_STRING InstanceID,
static BOOLEAN
AcpiCreateResourceList(PCM_RESOURCE_LIST* pResourceList,
PULONG ResourceListSize,
PIO_RESOURCE_REQUIREMENTS_LIST* pRequirementsList,
PULONG RequirementsListSize,
RESOURCE* resources)
{
BOOLEAN Done;
ULONG NumberOfResources = 0;
PCM_RESOURCE_LIST ResourceList;
PIO_RESOURCE_REQUIREMENTS_LIST RequirementsList;
PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor;
PIO_RESOURCE_DESCRIPTOR RequirementDescriptor;
RESOURCE* resource;
ULONG i;
KIRQL Dirql;
@ -176,6 +180,24 @@ AcpiCreateResourceList(PCM_RESOURCE_LIST* pResourceList,
ResourceList->List[0].PartialResourceList.Count = NumberOfResources;
ResourceDescriptor = ResourceList->List[0].PartialResourceList.PartialDescriptors;
*RequirementsListSize = sizeof(IO_RESOURCE_REQUIREMENTS_LIST) + sizeof(IO_RESOURCE_DESCRIPTOR) * (NumberOfResources - 1);
RequirementsList = (PIO_RESOURCE_REQUIREMENTS_LIST)ExAllocatePool(PagedPool, *RequirementsListSize);
*pRequirementsList = RequirementsList;
if (!RequirementsList)
{
ExFreePool(ResourceList);
return FALSE;
}
RequirementsList->ListSize = *RequirementsListSize;
RequirementsList->InterfaceType = ResourceList->List[0].InterfaceType;
RequirementsList->BusNumber = ResourceList->List[0].BusNumber;
RequirementsList->SlotNumber = 0; /* Not used by WDM drivers */
RequirementsList->AlternativeLists = 1;
RequirementsList->List[0].Version = 1;
RequirementsList->List[0].Revision = 1;
RequirementsList->List[0].Count = NumberOfResources;
RequirementDescriptor = RequirementsList->List[0].Descriptors;
/* Fill resources list structure */
Done = FALSE;
resource = resources;
@ -199,7 +221,16 @@ AcpiCreateResourceList(PCM_RESOURCE_LIST* pResourceList,
&Dirql,
&ResourceDescriptor->u.Interrupt.Affinity);
ResourceDescriptor->u.Interrupt.Level = (ULONG)Dirql;
RequirementDescriptor->Option = 0; /* Required */
RequirementDescriptor->Type = ResourceDescriptor->Type;
RequirementDescriptor->ShareDisposition = ResourceDescriptor->ShareDisposition;
RequirementDescriptor->Flags = ResourceDescriptor->Flags;
RequirementDescriptor->u.Interrupt.MinimumVector = RequirementDescriptor->u.Interrupt.MaximumVector
= irq_data->interrupts[i];
ResourceDescriptor++;
RequirementDescriptor++;
}
break;
}
@ -225,7 +256,16 @@ AcpiCreateResourceList(PCM_RESOURCE_LIST* pResourceList,
case TRANSFER_8_16: ResourceDescriptor->Flags |= CM_RESOURCE_DMA_8_AND_16; break;
}
ResourceDescriptor->u.Dma.Channel = dma_data->channels[i];
RequirementDescriptor->Option = 0; /* Required */
RequirementDescriptor->Type = ResourceDescriptor->Type;
RequirementDescriptor->ShareDisposition = ResourceDescriptor->ShareDisposition;
RequirementDescriptor->Flags = ResourceDescriptor->Flags;
RequirementDescriptor->u.Dma.MinimumChannel = RequirementDescriptor->u.Dma.MaximumChannel
= ResourceDescriptor->u.Dma.Channel;
ResourceDescriptor++;
RequirementDescriptor++;
}
break;
}
@ -242,7 +282,18 @@ AcpiCreateResourceList(PCM_RESOURCE_LIST* pResourceList,
ResourceDescriptor->u.Port.Start.u.HighPart = 0;
ResourceDescriptor->u.Port.Start.u.LowPart = io_data->min_base_address;
ResourceDescriptor->u.Port.Length = io_data->range_length;
RequirementDescriptor->Option = 0; /* Required */
RequirementDescriptor->Type = ResourceDescriptor->Type;
RequirementDescriptor->ShareDisposition = ResourceDescriptor->ShareDisposition;
RequirementDescriptor->Flags = ResourceDescriptor->Flags;
RequirementDescriptor->u.Port.Length = ResourceDescriptor->u.Port.Length;
RequirementDescriptor->u.Port.Alignment = 1; /* Start address is specified, so it doesn't matter */
RequirementDescriptor->u.Port.MinimumAddress = RequirementDescriptor->u.Port.MaximumAddress
= ResourceDescriptor->u.Port.Start;
ResourceDescriptor++;
RequirementDescriptor++;
break;
}
case end_tag:
@ -366,6 +417,8 @@ FdoQueryBusRelations(
}
if (!AcpiCreateResourceList(&PdoDeviceExtension->ResourceList,
&PdoDeviceExtension->ResourceListSize,
&PdoDeviceExtension->ResourceRequirementsList,
&PdoDeviceExtension->ResourceRequirementsListSize,
(RESOURCE*)Buffer.pointer))
{
ASSERT(FALSE);

3
reactos/drivers/bus/acpi/ospm/include/acpisys.h
View file

@ -50,6 +50,9 @@ typedef struct _PDO_DEVICE_EXTENSION
// Resource list
PCM_RESOURCE_LIST ResourceList;
ULONG ResourceListSize;
// Requirement list
PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirementsList;
ULONG ResourceRequirementsListSize;
} PDO_DEVICE_EXTENSION, *PPDO_DEVICE_EXTENSION;

32
reactos/drivers/bus/acpi/ospm/pdo.c
View file

@ -107,6 +107,35 @@ PdoQueryId(
}
static NTSTATUS
PdoQueryResourceRequirements(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
PIO_STACK_LOCATION IrpSp)
{
PPDO_DEVICE_EXTENSION DeviceExtension;
PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirementsList;
DeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
if (DeviceExtension->ResourceRequirementsListSize == 0)
{
return Irp->IoStatus.Status;
}
ResourceRequirementsList = ExAllocatePool(PagedPool, DeviceExtension->ResourceRequirementsListSize);
if (!ResourceRequirementsList)
{
Irp->IoStatus.Information = 0;
return STATUS_INSUFFICIENT_RESOURCES;
}
RtlCopyMemory(ResourceRequirementsList, DeviceExtension->ResourceRequirementsList, DeviceExtension->ResourceRequirementsListSize);
Irp->IoStatus.Information = (ULONG_PTR)ResourceRequirementsList;
return STATUS_SUCCESS;
}
static NTSTATUS
PdoQueryResources(
IN PDEVICE_OBJECT DeviceObject,
@ -227,6 +256,9 @@ PdoPnpControl(
break;
case IRP_MN_QUERY_RESOURCE_REQUIREMENTS:
Status = PdoQueryResourceRequirements(DeviceObject,
Irp,
IrpSp);
break;
case IRP_MN_QUERY_RESOURCES: