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- Implement PciIdeXSetBusData

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- Return documented status code in PciIdeXGetBusData

svn path=/trunk/; revision=19825
This commit is contained in:
Hervé Poussineau 2005-12-02 09:32:31 +00:00
parent 03075d0a48
commit 5d803ea902
1 changed files with 43 additions and 4 deletions
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47
reactos/drivers/storage/pciidex/miniport.c
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@ -66,8 +66,8 @@ PciIdeXGetBusData(
IN ULONG BufferLength)
{
PFDO_DEVICE_EXTENSION FdoDeviceExtension;
ULONG BytesRead = 0;
NTSTATUS Status = STATUS_IO_DEVICE_ERROR;
ULONG BytesRead;
NTSTATUS Status = STATUS_UNSUCCESSFUL;
DPRINT("PciIdeXGetBusData(%p %p 0x%lx 0x%lx)\n",
DeviceExtension, Buffer, ConfigDataOffset, BufferLength);
@ -97,8 +97,47 @@ PciIdeXSetBusData(
IN ULONG ConfigDataOffset,
IN ULONG BufferLength)
{
DPRINT1("PciIdeXSetBusData(%p %p %p 0x%lx 0x%lx)\n",
PFDO_DEVICE_EXTENSION FdoDeviceExtension;
PBYTE CurrentBuffer = NULL;
ULONG i, BytesWritten;
NTSTATUS Status;
DPRINT("PciIdeXSetBusData(%p %p %p 0x%lx 0x%lx)\n",
DeviceExtension, Buffer, DataMask, ConfigDataOffset, BufferLength);
return STATUS_NOT_IMPLEMENTED;
CurrentBuffer = ExAllocatePool(NonPagedPool, BufferLength);
if (!CurrentBuffer)
{
Status = STATUS_INSUFFICIENT_RESOURCES;
goto cleanup;
}
Status = PciIdeXGetBusData(DeviceExtension, Buffer, ConfigDataOffset, BufferLength);
if (!NT_SUCCESS(Status))
goto cleanup;
for (i = 0; i < BufferLength; i++)
CurrentBuffer[i] = (CurrentBuffer[i] & ~((PBYTE)DataMask)[i]) | (((PBYTE)DataMask)[i] & ((PBYTE)Buffer)[i]);
FdoDeviceExtension = CONTAINING_RECORD(DeviceExtension, FDO_DEVICE_EXTENSION, MiniControllerExtension);
if (!FdoDeviceExtension->BusInterface)
{
Status = STATUS_UNSUCCESSFUL;
goto cleanup;
}
BytesWritten = (*FdoDeviceExtension->BusInterface->SetBusData)(
FdoDeviceExtension->BusInterface->Context,
PCI_WHICHSPACE_CONFIG,
CurrentBuffer,
ConfigDataOffset,
BufferLength);
if (BytesWritten == BufferLength)
Status = STATUS_SUCCESS;
else
Status = STATUS_UNSUCCESSFUL;
cleanup:
ExFreePool(CurrentBuffer);
return Status;
}