+++ /dev/null
-/*
- * PROJECT: ReactOS HAL
- * LICENSE: GPL - See COPYING in the top level directory
- * FILE: hal/halppc/generic/bus.c
- * PURPOSE: Bus Support Routines
- * PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
- */
-
-/* INCLUDES ******************************************************************/
-
-#include <hal.h>
-#define NDEBUG
-#include <debug.h>
-
-/* GLOBALS *******************************************************************/
-
-ULONG HalpBusType;
-
-/* PRIVATE FUNCTIONS *********************************************************/
-
-VOID
-NTAPI
-HalpRegisterKdSupportFunctions(VOID)
-{
- /* Register PCI Device Functions */
- KdSetupPciDeviceForDebugging = HalpSetupPciDeviceForDebugging;
- KdReleasePciDeviceforDebugging = HalpReleasePciDeviceForDebugging;
-
- /* Register memory functions */
- KdMapPhysicalMemory64 = HalpMapPhysicalMemory64;
- KdUnmapVirtualAddress = HalpUnmapVirtualAddress;
-
- /* Register ACPI stub */
- KdCheckPowerButton = HalpCheckPowerButton;
-}
-
-NTSTATUS
-NTAPI
-HalpAssignSlotResources(IN PUNICODE_STRING RegistryPath,
- IN PUNICODE_STRING DriverClassName,
- IN PDRIVER_OBJECT DriverObject,
- IN PDEVICE_OBJECT DeviceObject,
- IN INTERFACE_TYPE BusType,
- IN ULONG BusNumber,
- IN ULONG SlotNumber,
- IN OUT PCM_RESOURCE_LIST *AllocatedResources)
-{
- BUS_HANDLER BusHandler;
- PAGED_CODE();
-
- /* Only PCI is supported */
- if (BusType != PCIBus) return STATUS_NOT_IMPLEMENTED;
-
- /* Setup fake PCI Bus handler */
- RtlCopyMemory(&BusHandler, &HalpFakePciBusHandler, sizeof(BUS_HANDLER));
- BusHandler.BusNumber = BusNumber;
-
- /* Call the PCI function */
- return HalpAssignPCISlotResources(&BusHandler,
- &BusHandler,
- RegistryPath,
- DriverClassName,
- DriverObject,
- DeviceObject,
- SlotNumber,
- AllocatedResources);
-}
-
-BOOLEAN
-NTAPI
-HalpTranslateBusAddress(IN INTERFACE_TYPE InterfaceType,
- IN ULONG BusNumber,
- IN PHYSICAL_ADDRESS BusAddress,
- IN OUT PULONG AddressSpace,
- OUT PPHYSICAL_ADDRESS TranslatedAddress)
-{
- /* Translation is easy */
- TranslatedAddress->QuadPart = BusAddress.QuadPart;
- return TRUE;
-}
-
-ULONG
-NTAPI
-HalpGetSystemInterruptVector(IN ULONG BusNumber,
- IN ULONG BusInterruptLevel,
- IN ULONG BusInterruptVector,
- OUT PKIRQL Irql,
- OUT PKAFFINITY Affinity)
-{
- ULONG Vector = IRQ2VECTOR(BusInterruptLevel);
- *Irql = (KIRQL)VECTOR2IRQL(Vector);
- *Affinity = 0xFFFFFFFF;
- return Vector;
-}
-
-BOOLEAN
-NTAPI
-HalpFindBusAddressTranslation(IN PHYSICAL_ADDRESS BusAddress,
- IN OUT PULONG AddressSpace,
- OUT PPHYSICAL_ADDRESS TranslatedAddress,
- IN OUT PULONG_PTR Context,
- IN BOOLEAN NextBus)
-{
- /* Make sure we have a context */
- if (!Context) return FALSE;
-
- /* If we have data in the context, then this shouldn't be a new lookup */
- if ((*Context != 0) && (NextBus != FALSE)) return FALSE;
-
- /* Return bus data */
- TranslatedAddress->QuadPart = BusAddress.QuadPart;
-
- /* Set context value and return success */
- *Context = 1;
- return TRUE;
-}
-
-VOID
-NTAPI
-HalpInitNonBusHandler(VOID)
-{
- /* These should be written by the PCI driver later, but we give defaults */
- HalPciTranslateBusAddress = HalpTranslateBusAddress;
- HalPciAssignSlotResources = HalpAssignSlotResources;
- HalFindBusAddressTranslation = HalpFindBusAddressTranslation;
-}
-
-/* PUBLIC FUNCTIONS **********************************************************/
-
-/*
- * @implemented
- */
-NTSTATUS
-NTAPI
-HalAdjustResourceList(IN PCM_RESOURCE_LIST Resources)
-{
- /* Deprecated, return success */
- return STATUS_SUCCESS;
-}
-
-/*
- * @implemented
- */
-NTSTATUS
-NTAPI
-HalAssignSlotResources(IN PUNICODE_STRING RegistryPath,
- IN PUNICODE_STRING DriverClassName,
- IN PDRIVER_OBJECT DriverObject,
- IN PDEVICE_OBJECT DeviceObject,
- IN INTERFACE_TYPE BusType,
- IN ULONG BusNumber,
- IN ULONG SlotNumber,
- IN OUT PCM_RESOURCE_LIST *AllocatedResources)
-{
- /* Check the bus type */
- if (BusType != PCIBus)
- {
- /* Call our internal handler */
- return HalpAssignSlotResources(RegistryPath,
- DriverClassName,
- DriverObject,
- DeviceObject,
- BusType,
- BusNumber,
- SlotNumber,
- AllocatedResources);
- }
- else
- {
- /* Call the PCI registered function */
- return HalPciAssignSlotResources(RegistryPath,
- DriverClassName,
- DriverObject,
- DeviceObject,
- PCIBus,
- BusNumber,
- SlotNumber,
- AllocatedResources);
- }
-}
-
-/*
- * @implemented
- */
-ULONG
-NTAPI
-HalGetBusData(IN BUS_DATA_TYPE BusDataType,
- IN ULONG BusNumber,
- IN ULONG SlotNumber,
- IN PVOID Buffer,
- IN ULONG Length)
-{
- /* Call the extended function */
- return HalGetBusDataByOffset(BusDataType,
- BusNumber,
- SlotNumber,
- Buffer,
- 0,
- Length);
-}
-
-/*
- * @implemented
- */
-ULONG
-NTAPI
-HalGetBusDataByOffset(IN BUS_DATA_TYPE BusDataType,
- IN ULONG BusNumber,
- IN ULONG SlotNumber,
- IN PVOID Buffer,
- IN ULONG Offset,
- IN ULONG Length)
-{
- BUS_HANDLER BusHandler;
-
- /* Look as the bus type */
- if (BusDataType == Cmos)
- {
- /* Call CMOS Function */
- return HalpGetCmosData(0, SlotNumber, Buffer, Length);
- }
- else if (BusDataType == EisaConfiguration)
- {
- /* FIXME: TODO */
- ASSERT(FALSE);
- }
- else if ((BusDataType == PCIConfiguration) &&
- (HalpPCIConfigInitialized) &&
- ((BusNumber >= HalpMinPciBus) && (BusNumber <= HalpMaxPciBus)))
- {
- /* Setup fake PCI Bus handler */
- RtlCopyMemory(&BusHandler, &HalpFakePciBusHandler, sizeof(BUS_HANDLER));
- BusHandler.BusNumber = BusNumber;
-
- /* Call PCI function */
- return HalpGetPCIData(&BusHandler,
- &BusHandler,
- *(PPCI_SLOT_NUMBER)&SlotNumber,
- Buffer,
- Offset,
- Length);
- }
-
- /* Invalid bus */
- return 0;
-}
-
-/*
- * @implemented
- */
-ULONG
-NTAPI
-HalGetInterruptVector(IN INTERFACE_TYPE InterfaceType,
- IN ULONG BusNumber,
- IN ULONG BusInterruptLevel,
- IN ULONG BusInterruptVector,
- OUT PKIRQL Irql,
- OUT PKAFFINITY Affinity)
-{
- /* Call the system bus translator */
- return HalpGetSystemInterruptVector(BusNumber,
- BusInterruptLevel,
- BusInterruptVector,
- Irql,
- Affinity);
-}
-
-/*
- * @implemented
- */
-ULONG
-NTAPI
-HalSetBusData(IN BUS_DATA_TYPE BusDataType,
- IN ULONG BusNumber,
- IN ULONG SlotNumber,
- IN PVOID Buffer,
- IN ULONG Length)
-{
- /* Call the extended function */
- return HalSetBusDataByOffset(BusDataType,
- BusNumber,
- SlotNumber,
- Buffer,
- 0,
- Length);
-}
-
-/*
- * @implemented
- */
-ULONG
-NTAPI
-HalSetBusDataByOffset(IN BUS_DATA_TYPE BusDataType,
- IN ULONG BusNumber,
- IN ULONG SlotNumber,
- IN PVOID Buffer,
- IN ULONG Offset,
- IN ULONG Length)
-{
- BUS_HANDLER BusHandler;
-
- /* Look as the bus type */
- if (BusDataType == Cmos)
- {
- /* Call CMOS Function */
- return HalpSetCmosData(0, SlotNumber, Buffer, Length);
- }
- else if ((BusDataType == PCIConfiguration) && (HalpPCIConfigInitialized))
- {
- /* Setup fake PCI Bus handler */
- RtlCopyMemory(&BusHandler, &HalpFakePciBusHandler, sizeof(BUS_HANDLER));
- BusHandler.BusNumber = BusNumber;
-
- /* Call PCI function */
- return HalpSetPCIData(&BusHandler,
- &BusHandler,
- *(PPCI_SLOT_NUMBER)&SlotNumber,
- Buffer,
- Offset,
- Length);
- }
-
- /* Invalid bus */
- return 0;
-}
-
-/*
- * @implemented
- */
-BOOLEAN
-NTAPI
-HalTranslateBusAddress(IN INTERFACE_TYPE InterfaceType,
- IN ULONG BusNumber,
- IN PHYSICAL_ADDRESS BusAddress,
- IN OUT PULONG AddressSpace,
- OUT PPHYSICAL_ADDRESS TranslatedAddress)
-{
- /* Look as the bus type */
- if (InterfaceType == PCIBus)
- {
- /* Call the PCI registered function */
- return HalPciTranslateBusAddress(PCIBus,
- BusNumber,
- BusAddress,
- AddressSpace,
- TranslatedAddress);
- }
- else
- {
- /* Translation is easy */
- TranslatedAddress->QuadPart = BusAddress.QuadPart;
- return TRUE;
- }
-}
-
-/* EOF */
projects / reactos.git / blobdiff