Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-10-06 09:24:11 +00:00
Code Issues Packages Projects Releases Wiki Activity

Use translated resources list to get informations about interrupt

Browse source 
svn path=/trunk/; revision=15401
This commit is contained in:
Hervé Poussineau 2005-05-18 21:48:41 +00:00
parent 3d90c8bdad
commit 3e43a2215b
3 changed files with 68 additions and 37 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

77
reactos/drivers/dd/serial/legacy.c
View file

@ -83,12 +83,13 @@ DetectLegacyDevice(
{
ULONG ResourceListSize;
PCM_RESOURCE_LIST ResourceList;
PCM_RESOURCE_LIST ResourceListTranslated;
PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor;
PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptorTranslated;
BOOLEAN ConflictDetected;
UART_TYPE UartType;
PDEVICE_OBJECT Pdo = NULL;
PDEVICE_OBJECT Fdo;
KIRQL Dirql;
NTSTATUS Status;
/* Create resource list */
@ -96,29 +97,60 @@ DetectLegacyDevice(
ResourceList = (PCM_RESOURCE_LIST)ExAllocatePoolWithTag(PagedPool, ResourceListSize, SERIAL_TAG);
if (!ResourceList)
return STATUS_INSUFFICIENT_RESOURCES;
ResourceList->Count = 1;
ResourceList->List[0].InterfaceType = InterfaceTypeUndefined;
ResourceList->List[0].BusNumber = -1; /* unknown */
ResourceList->List[0].PartialResourceList.Version = 1;
ResourceList->List[0].PartialResourceList.Revision = 1;
ResourceList->List[0].PartialResourceList.Count = 2;
ResourceListTranslated = (PCM_RESOURCE_LIST)ExAllocatePoolWithTag(PagedPool, ResourceListSize, SERIAL_TAG);
if (!ResourceListTranslated)
{
ExFreePoolWithTag(ResourceList, SERIAL_TAG);
return STATUS_INSUFFICIENT_RESOURCES;
}
/* Resource header */
ResourceList->Count = ResourceListTranslated->Count
= 1;
ResourceList->List[0].InterfaceType = ResourceListTranslated->List[0].InterfaceType
= InterfaceTypeUndefined;
ResourceList->List[0].BusNumber = ResourceListTranslated->List[0].BusNumber
= -1; /* unknown */
ResourceList->List[0].PartialResourceList.Version = ResourceListTranslated->List[0].PartialResourceList.Version
= 1;
ResourceList->List[0].PartialResourceList.Revision = ResourceListTranslated->List[0].PartialResourceList.Revision
= 1;
ResourceList->List[0].PartialResourceList.Count = ResourceListTranslated->List[0].PartialResourceList.Count
= 2;
/* I/O port */
ResourceDescriptor = &ResourceList->List[0].PartialResourceList.PartialDescriptors[0];
ResourceDescriptor->Type = CmResourceTypePort;
ResourceDescriptor->ShareDisposition = CmResourceShareDriverExclusive;
ResourceDescriptor->Flags = CM_RESOURCE_PORT_IO;
ResourceDescriptor->u.Port.Start.u.HighPart = 0;
ResourceDescriptor->u.Port.Start.u.LowPart = ComPortBase;
ResourceDescriptor->u.Port.Length = 8;
ResourceDescriptorTranslated = &ResourceListTranslated->List[0].PartialResourceList.PartialDescriptors[0];
ResourceDescriptor->Type = ResourceDescriptorTranslated->Type
= CmResourceTypePort;
ResourceDescriptor->ShareDisposition = ResourceDescriptorTranslated->ShareDisposition
= CmResourceShareDriverExclusive;
ResourceDescriptor->Flags = ResourceDescriptorTranslated->Flags
= CM_RESOURCE_PORT_IO;
ResourceDescriptor->u.Port.Start.u.HighPart = ResourceDescriptorTranslated->u.Port.Start.u.HighPart
= 0;
ResourceDescriptor->u.Port.Start.u.LowPart = ResourceDescriptorTranslated->u.Port.Start.u.LowPart
= ComPortBase;
ResourceDescriptor->u.Port.Length = ResourceDescriptorTranslated->u.Port.Length
= 8;
ResourceDescriptor = &ResourceList->List[0].PartialResourceList.PartialDescriptors[1];
ResourceDescriptor->Type = CmResourceTypeInterrupt;
ResourceDescriptor->ShareDisposition = CmResourceShareShared;
ResourceDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
ResourceDescriptor->u.Interrupt.Vector = HalGetInterruptVector(
Internal, 0, 0, Irq,
&Dirql,
ResourceDescriptorTranslated = &ResourceListTranslated->List[0].PartialResourceList.PartialDescriptors[1];
ResourceDescriptor->Type = ResourceDescriptorTranslated->Type
= CmResourceTypeInterrupt;
ResourceDescriptor->ShareDisposition = ResourceDescriptorTranslated->ShareDisposition
= CmResourceShareShared;
ResourceDescriptor->Flags = ResourceDescriptorTranslated->Flags
= CM_RESOURCE_INTERRUPT_LATCHED;
ResourceDescriptor->u.Interrupt.Level = Irq;
ResourceDescriptorTranslated->u.Interrupt.Vector = HalGetInterruptVector(
ResourceList->List[0].InterfaceType,
ResourceList->List[0].BusNumber,
ResourceDescriptor->u.Interrupt.Level,
ResourceDescriptor->u.Interrupt.Vector,
(PKIRQL)&ResourceDescriptorTranslated->u.Interrupt.Level,
&ResourceDescriptor->u.Interrupt.Affinity);
ResourceDescriptor->u.Interrupt.Level = (ULONG)Dirql;
ResourceDescriptorTranslated->u.Interrupt.Affinity = ResourceDescriptor->u.Interrupt.Affinity;
/* Report resource list */
Status = IoReportResourceForDetection(
@ -129,11 +161,13 @@ DetectLegacyDevice(
{
DPRINT("Serial: conflict detected for serial port at 0x%lx (Irq %lu)\n", ComPortBase, Irq);
ExFreePoolWithTag(ResourceList, SERIAL_TAG);
ExFreePoolWithTag(ResourceListTranslated, SERIAL_TAG);
return STATUS_DEVICE_NOT_CONNECTED;
}
if (!NT_SUCCESS(Status))
{
ExFreePoolWithTag(ResourceList, SERIAL_TAG);
ExFreePoolWithTag(ResourceListTranslated, SERIAL_TAG);
return Status;
}
@ -154,7 +188,7 @@ DetectLegacyDevice(
Status = SerialAddDeviceInternal(DriverObject, Pdo, UartType, pComPortNumber, &Fdo);
if (NT_SUCCESS(Status))
{
Status = SerialPnpStartDevice(Fdo, ResourceList);
Status = SerialPnpStartDevice(Fdo, ResourceList, ResourceListTranslated);
}
}
}
@ -168,6 +202,7 @@ DetectLegacyDevice(
Status = STATUS_DEVICE_NOT_CONNECTED;
}
ExFreePoolWithTag(ResourceList, SERIAL_TAG);
ExFreePoolWithTag(ResourceListTranslated, SERIAL_TAG);
return Status;
}

25
reactos/drivers/dd/serial/pnp.c
View file

@ -126,7 +126,8 @@ SerialAddDevice(
NTSTATUS STDCALL
SerialPnpStartDevice(
IN PDEVICE_OBJECT DeviceObject,
IN PCM_RESOURCE_LIST ResourceList)
IN PCM_RESOURCE_LIST ResourceList,
IN PCM_RESOURCE_LIST ResourceListTranslated)
{
PSERIAL_DEVICE_EXTENSION DeviceExtension;
WCHAR DeviceNameBuffer[32];
@ -174,8 +175,8 @@ SerialPnpStartDevice(
case CmResourceTypeInterrupt:
if (Dirql != 0)
return STATUS_UNSUCCESSFUL;
Dirql = (KIRQL)PartialDescriptor->u.Interrupt.Level;
Vector = PartialDescriptor->u.Interrupt.Vector;
Dirql = (KIRQL)ResourceListTranslated->List[i].PartialResourceList.PartialDescriptors[j].u.Interrupt.Level;
Vector = ResourceListTranslated->List[i].PartialResourceList.PartialDescriptors[j].u.Interrupt.Vector;
Affinity = PartialDescriptor->u.Interrupt.Affinity;
if (PartialDescriptor->Flags & CM_RESOURCE_INTERRUPT_LATCHED)
InterruptMode = Latched;
@ -338,16 +339,9 @@ SerialPnp(
BOOLEAN ConflictDetected;
DPRINT("Serial: IRP_MJ_PNP / IRP_MN_START_DEVICE\n");
/* FIXME: first HACK: PnP manager can send multiple
* IRP_MN_START_DEVICE for one device
*/
if (((PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->PnpState != dsStopped)
{
DPRINT1("Serial: device already started. Ignoring this irp!\n");
Status = STATUS_SUCCESS;
break;
}
/* FIXME: second HACK: verify that we have some allocated resources.
ASSERT(((PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->PnpState == dsStopped);
/* FIXME: HACK: verify that we have some allocated resources.
* It seems not to be always the case on some hardware
*/
if (Stack->Parameters.StartDevice.AllocatedResources == NULL)
@ -357,7 +351,7 @@ SerialPnp(
Status = STATUS_INSUFFICIENT_RESOURCES;
break;
}
/* FIXME: third HACK: verify that we don't have resource conflict,
/* FIXME: HACK: verify that we don't have resource conflict,
* because PnP manager doesn't do it automatically
*/
Status = IoReportResourceForDetection(
@ -377,7 +371,8 @@ SerialPnp(
if (NT_SUCCESS(Status))
Status = SerialPnpStartDevice(
DeviceObject,
Stack->Parameters.StartDevice.AllocatedResources);
Stack->Parameters.StartDevice.AllocatedResources,
Stack->Parameters.StartDevice.AllocatedResourcesTranslated);
break;
}
case IRP_MN_QUERY_DEVICE_RELATIONS: /* (optional) 0x7 */

3
reactos/drivers/dd/serial/serial.h
View file

@ -327,7 +327,8 @@ SerialAddDevice(
NTSTATUS STDCALL
SerialPnpStartDevice(
IN PDEVICE_OBJECT DeviceObject,
IN PCM_RESOURCE_LIST ResourceList);
IN PCM_RESOURCE_LIST ResourceList,
IN PCM_RESOURCE_LIST ResourceListTranslated);
NTSTATUS STDCALL
SerialPnp(