mirror of
https://github.com/reactos/reactos.git
synced 2024-08-30 15:18:33 +00:00
317 lines
9.3 KiB
C
317 lines
9.3 KiB
C
/*
|
|
* COPYRIGHT: See COPYING in the top level directory
|
|
* PROJECT: ReactOS Serial enumerator driver
|
|
* FILE: drivers/bus/serenum/pdo.c
|
|
* PURPOSE: IRP_MJ_PNP operations for PDOs
|
|
*
|
|
* PROGRAMMERS: Hervé Poussineau (hpoussin@reactos.org)
|
|
*/
|
|
|
|
#include "serenum.h"
|
|
|
|
#include <debug.h>
|
|
|
|
static NTSTATUS
|
|
SerenumPdoStartDevice(
|
|
IN PDEVICE_OBJECT DeviceObject)
|
|
{
|
|
PPDO_DEVICE_EXTENSION DeviceExtension;
|
|
|
|
DeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
|
|
|
|
ASSERT(DeviceExtension->Common.PnpState == dsStopped);
|
|
|
|
DeviceExtension->Common.PnpState = dsStarted;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static NTSTATUS
|
|
SerenumPdoQueryId(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
OUT ULONG_PTR* Information)
|
|
{
|
|
PPDO_DEVICE_EXTENSION DeviceExtension;
|
|
ULONG IdType;
|
|
PUNICODE_STRING SourceString;
|
|
UNICODE_STRING String;
|
|
NTSTATUS Status;
|
|
|
|
IdType = IoGetCurrentIrpStackLocation(Irp)->Parameters.QueryId.IdType;
|
|
DeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
|
|
RtlInitUnicodeString(&String, NULL);
|
|
|
|
switch (IdType)
|
|
{
|
|
case BusQueryDeviceID:
|
|
{
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryDeviceID\n");
|
|
SourceString = &DeviceExtension->DeviceId;
|
|
break;
|
|
}
|
|
case BusQueryHardwareIDs:
|
|
{
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryHardwareIDs\n");
|
|
SourceString = &DeviceExtension->HardwareIds;
|
|
break;
|
|
}
|
|
case BusQueryCompatibleIDs:
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryCompatibleIDs\n");
|
|
SourceString = &DeviceExtension->CompatibleIds;
|
|
break;
|
|
case BusQueryInstanceID:
|
|
{
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryInstanceID\n");
|
|
SourceString = &DeviceExtension->InstanceId;
|
|
break;
|
|
}
|
|
default:
|
|
WARN_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_ID / unknown query id type 0x%lx\n", IdType);
|
|
ASSERT(FALSE);
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
Status = DuplicateUnicodeString(
|
|
RTL_DUPLICATE_UNICODE_STRING_NULL_TERMINATE,
|
|
SourceString,
|
|
&String);
|
|
*Information = (ULONG_PTR)String.Buffer;
|
|
return Status;
|
|
}
|
|
|
|
static NTSTATUS
|
|
SerenumPdoQueryDeviceRelations(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT PDEVICE_RELATIONS* pDeviceRelations)
|
|
{
|
|
PFDO_DEVICE_EXTENSION DeviceExtension;
|
|
PDEVICE_RELATIONS DeviceRelations;
|
|
|
|
DeviceExtension = (PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
|
|
ASSERT(DeviceExtension->Common.IsFDO);
|
|
|
|
DeviceRelations = (PDEVICE_RELATIONS)ExAllocatePoolWithTag(
|
|
PagedPool,
|
|
sizeof(DEVICE_RELATIONS),
|
|
SERENUM_TAG);
|
|
if (!DeviceRelations)
|
|
return STATUS_INSUFFICIENT_RESOURCES;
|
|
|
|
ObReferenceObject(DeviceObject);
|
|
DeviceRelations->Count = 1;
|
|
DeviceRelations->Objects[0] = DeviceObject;
|
|
|
|
*pDeviceRelations = DeviceRelations;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS
|
|
SerenumPdoPnp(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp)
|
|
{
|
|
ULONG MinorFunction;
|
|
PIO_STACK_LOCATION Stack;
|
|
ULONG_PTR Information = 0;
|
|
NTSTATUS Status;
|
|
|
|
Stack = IoGetCurrentIrpStackLocation(Irp);
|
|
MinorFunction = Stack->MinorFunction;
|
|
|
|
switch (MinorFunction)
|
|
{
|
|
/* FIXME: do all these minor functions
|
|
IRP_MN_QUERY_REMOVE_DEVICE 0x1
|
|
IRP_MN_REMOVE_DEVICE 0x2
|
|
IRP_MN_CANCEL_REMOVE_DEVICE 0x3
|
|
IRP_MN_STOP_DEVICE 0x4
|
|
IRP_MN_QUERY_STOP_DEVICE 0x5
|
|
IRP_MN_CANCEL_STOP_DEVICE 0x6
|
|
IRP_MN_QUERY_DEVICE_RELATIONS / EjectionRelations (optional) 0x7
|
|
IRP_MN_QUERY_INTERFACE (required or optional) 0x8
|
|
IRP_MN_READ_CONFIG (required or optional) 0xf
|
|
IRP_MN_WRITE_CONFIG (required or optional) 0x10
|
|
IRP_MN_EJECT (required or optional) 0x11
|
|
IRP_MN_SET_LOCK (required or optional) 0x12
|
|
IRP_MN_QUERY_ID / BusQueryDeviceID 0x13
|
|
IRP_MN_QUERY_ID / BusQueryCompatibleIDs (optional) 0x13
|
|
IRP_MN_QUERY_ID / BusQueryInstanceID (optional) 0x13
|
|
IRP_MN_QUERY_PNP_DEVICE_STATE (optional) 0x14
|
|
IRP_MN_DEVICE_USAGE_NOTIFICATION (required or optional) 0x16
|
|
IRP_MN_SURPRISE_REMOVAL 0x17
|
|
*/
|
|
case IRP_MN_START_DEVICE: /* 0x0 */
|
|
{
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_START_DEVICE\n");
|
|
Status = SerenumPdoStartDevice(DeviceObject);
|
|
break;
|
|
}
|
|
case IRP_MN_QUERY_DEVICE_RELATIONS: /* 0x7 */
|
|
{
|
|
switch (Stack->Parameters.QueryDeviceRelations.Type)
|
|
{
|
|
case RemovalRelations:
|
|
{
|
|
return ForwardIrpToAttachedFdoAndForget(DeviceObject, Irp);
|
|
}
|
|
case TargetDeviceRelation:
|
|
{
|
|
PDEVICE_RELATIONS DeviceRelations = NULL;
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_DEVICE_RELATIONS / TargetDeviceRelation\n");
|
|
Status = SerenumPdoQueryDeviceRelations(DeviceObject, &DeviceRelations);
|
|
Information = (ULONG_PTR)DeviceRelations;
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
WARN_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_DEVICE_RELATIONS / Unknown type 0x%lx\n",
|
|
Stack->Parameters.QueryDeviceRelations.Type);
|
|
ASSERT(FALSE);
|
|
Status = STATUS_NOT_IMPLEMENTED;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case IRP_MN_QUERY_CAPABILITIES: /* 0x9 */
|
|
{
|
|
PDEVICE_CAPABILITIES DeviceCapabilities;
|
|
ULONG i;
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_CAPABILITIES\n");
|
|
|
|
DeviceCapabilities = (PDEVICE_CAPABILITIES)Stack->Parameters.DeviceCapabilities.Capabilities;
|
|
/* FIXME: capabilities can change with connected device */
|
|
DeviceCapabilities->LockSupported = FALSE;
|
|
DeviceCapabilities->EjectSupported = FALSE;
|
|
DeviceCapabilities->Removable = TRUE;
|
|
DeviceCapabilities->DockDevice = FALSE;
|
|
DeviceCapabilities->UniqueID = FALSE;
|
|
DeviceCapabilities->SilentInstall = FALSE;
|
|
DeviceCapabilities->RawDeviceOK = TRUE;
|
|
DeviceCapabilities->SurpriseRemovalOK = TRUE;
|
|
DeviceCapabilities->HardwareDisabled = FALSE; /* FIXME */
|
|
//DeviceCapabilities->NoDisplayInUI = FALSE; /* FIXME */
|
|
DeviceCapabilities->DeviceState[0] = PowerDeviceD0; /* FIXME */
|
|
for (i = 0; i < PowerSystemMaximum; i++)
|
|
DeviceCapabilities->DeviceState[i] = PowerDeviceD3; /* FIXME */
|
|
//DeviceCapabilities->DeviceWake = PowerDeviceUndefined; /* FIXME */
|
|
DeviceCapabilities->D1Latency = 0; /* FIXME */
|
|
DeviceCapabilities->D2Latency = 0; /* FIXME */
|
|
DeviceCapabilities->D3Latency = 0; /* FIXME */
|
|
Status = STATUS_SUCCESS;
|
|
break;
|
|
}
|
|
case IRP_MN_QUERY_RESOURCES: /* 0xa */
|
|
{
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_RESOURCES\n");
|
|
/* Serial devices don't need resources, except the ones of
|
|
* the serial port. This PDO is the serial device PDO, so
|
|
* report no resource by not changing Information and
|
|
* Status
|
|
*/
|
|
Information = Irp->IoStatus.Information;
|
|
Status = Irp->IoStatus.Status;
|
|
break;
|
|
}
|
|
case IRP_MN_QUERY_RESOURCE_REQUIREMENTS: /* 0xb */
|
|
{
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_RESOURCE_REQUIREMENTS\n");
|
|
/* Serial devices don't need resources, except the ones of
|
|
* the serial port. This PDO is the serial device PDO, so
|
|
* report no resource by not changing Information and
|
|
* Status
|
|
*/
|
|
Information = Irp->IoStatus.Information;
|
|
Status = Irp->IoStatus.Status;
|
|
break;
|
|
}
|
|
case IRP_MN_QUERY_DEVICE_TEXT: /* 0xc */
|
|
{
|
|
switch (Stack->Parameters.QueryDeviceText.DeviceTextType)
|
|
{
|
|
case DeviceTextDescription:
|
|
{
|
|
PUNICODE_STRING Source;
|
|
PWSTR Description;
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_DEVICE_TEXT / DeviceTextDescription\n");
|
|
|
|
Source = &((PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->DeviceDescription;
|
|
Description = ExAllocatePoolWithTag(PagedPool, Source->Length + sizeof(WCHAR), SERENUM_TAG);
|
|
if (!Description)
|
|
Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
else
|
|
{
|
|
RtlCopyMemory(Description, Source->Buffer, Source->Length);
|
|
Description[Source->Length / sizeof(WCHAR)] = L'\0';
|
|
Information = (ULONG_PTR)Description;
|
|
Status = STATUS_SUCCESS;
|
|
}
|
|
break;
|
|
}
|
|
case DeviceTextLocationInformation:
|
|
{
|
|
/* We don't have any text location to report,
|
|
* and this query is optional, so ignore it.
|
|
*/
|
|
Information = Irp->IoStatus.Information;
|
|
Status = Irp->IoStatus.Status;
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
WARN_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_DEVICE_TEXT / unknown type 0x%lx\n",
|
|
Stack->Parameters.QueryDeviceText.DeviceTextType);
|
|
ASSERT(FALSE);
|
|
Status = STATUS_NOT_SUPPORTED;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case IRP_MN_FILTER_RESOURCE_REQUIREMENTS: /* 0xd */
|
|
{
|
|
return ForwardIrpToAttachedFdoAndForget(DeviceObject, Irp);
|
|
}
|
|
case IRP_MN_QUERY_ID: /* 0x13 */
|
|
{
|
|
Status = SerenumPdoQueryId(DeviceObject, Irp, &Information);
|
|
break;
|
|
}
|
|
case IRP_MN_QUERY_BUS_INFORMATION: /* 0x15 */
|
|
{
|
|
PPNP_BUS_INFORMATION BusInfo;
|
|
TRACE_(SERENUM, "IRP_MJ_PNP / IRP_MN_QUERY_BUS_INFORMATION\n");
|
|
|
|
BusInfo = (PPNP_BUS_INFORMATION)ExAllocatePoolWithTag(PagedPool, sizeof(PNP_BUS_INFORMATION), SERENUM_TAG);
|
|
if (!BusInfo)
|
|
Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
else
|
|
{
|
|
memcpy(
|
|
&BusInfo->BusTypeGuid,
|
|
&GUID_DEVINTERFACE_SERENUM_BUS_ENUMERATOR,
|
|
sizeof(BusInfo->BusTypeGuid));
|
|
BusInfo->LegacyBusType = PNPBus;
|
|
/* We're the only serial bus enumerator on the computer */
|
|
BusInfo->BusNumber = 0;
|
|
Information = (ULONG_PTR)BusInfo;
|
|
Status = STATUS_SUCCESS;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
/* We can't forward request to the lower driver, because
|
|
* we are a Pdo, so we don't have lower driver... */
|
|
WARN_(SERENUM, "IRP_MJ_PNP / unknown minor function 0x%lx\n", MinorFunction);
|
|
ASSERT(FALSE);
|
|
Information = Irp->IoStatus.Information;
|
|
Status = Irp->IoStatus.Status;
|
|
}
|
|
}
|
|
|
|
Irp->IoStatus.Information = Information;
|
|
Irp->IoStatus.Status = Status;
|
|
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
|
return Status;
|
|
}
|