17 Jun
2010
17 Jun
'10
12:20 a.m.
Author: jgardou
Date: Thu Jun 17 00:20:20 2010
New Revision: 47791
URL: http://svn.reactos.org/svn/reactos?rev=47791&view=rev
Log:
[HAL]
- yet another sync fun
Added:
branches/reactos-yarotows/hal/halx86/generic/legacy/bussupp.c (with props)
branches/reactos-yarotows/hal/halx86/generic/memory.c (with props)
Added: branches/reactos-yarotows/hal/halx86/generic/legacy/bussupp.c
URL:
http://svn.reactos.org/svn/reactos/branches/reactos-yarotows/hal/halx86/gen…
==============================================================================
--- branches/reactos-yarotows/hal/halx86/generic/legacy/bussupp.c (added)
+++ branches/reactos-yarotows/hal/halx86/generic/legacy/bussupp.c [iso-8859-1] Thu Jun 17
00:20:20 2010
@@ -1,0 +1,1511 @@
+/*
+ * PROJECT: ReactOS HAL
+ * LICENSE: BSD - See COPYING.ARM in the top level directory
+ * FILE: hal/halx86/generic/legacy/bussupp.c
+ * PURPOSE: HAL Legacy Bus Support Code
+ * PROGRAMMERS: ReactOS Portable Systems Group
+ */
+
+/* INCLUDES *******************************************************************/
+
+#include <hal.h>
+#define NDEBUG
+#include <debug.h>
+
+/* GLOBALS ********************************************************************/
+
+extern KSPIN_LOCK HalpPCIConfigLock;
+ULONG HalpPciIrqMask;
+
+/* PRIVATE FUNCTIONS **********************************************************/
+
+PBUS_HANDLER
+NTAPI
+HalpAllocateBusHandler(IN INTERFACE_TYPE InterfaceType,
+ IN BUS_DATA_TYPE BusDataType,
+ IN ULONG BusNumber,
+ IN INTERFACE_TYPE ParentBusInterfaceType,
+ IN ULONG ParentBusNumber,
+ IN ULONG BusSpecificData)
+{
+ PBUS_HANDLER Bus;
+
+ /* Register the bus handler */
+ HalRegisterBusHandler(InterfaceType,
+ BusDataType,
+ BusNumber,
+ ParentBusInterfaceType,
+ ParentBusNumber,
+ BusSpecificData,
+ NULL,
+ &Bus);
+ if (!Bus) return NULL;
+
+ /* Check for a valid interface */
+ if (InterfaceType != InterfaceTypeUndefined)
+ {
+ /* Allocate address ranges and zero them out */
+ Bus->BusAddresses = ExAllocatePoolWithTag(NonPagedPool,
+ sizeof(SUPPORTED_RANGES),
+ ' laH');
+ RtlZeroMemory(Bus->BusAddresses, sizeof(SUPPORTED_RANGES));
+
+ /* Build the data structure */
+ Bus->BusAddresses->Version = HAL_SUPPORTED_RANGE_VERSION;
+ Bus->BusAddresses->Dma.Limit = 7;
+ Bus->BusAddresses->Memory.Limit = 0xFFFFFFFF;
+ Bus->BusAddresses->IO.Limit = 0xFFFF;
+ Bus->BusAddresses->IO.SystemAddressSpace = 1;
+ Bus->BusAddresses->PrefetchMemory.Base = 1;
+ }
+
+ /* Return the bus address */
+ return Bus;
+}
+
+VOID
+NTAPI
+HalpRegisterInternalBusHandlers(VOID)
+{
+ PBUS_HANDLER Bus;
+
+ /* Only do processor 1 */
+ if (KeGetCurrentPrcb()->Number) return;
+
+ /* Register root support */
+ HalpInitBusHandler();
+
+ /* Allocate the system bus */
+ Bus = HalpAllocateBusHandler(Internal,
+ ConfigurationSpaceUndefined,
+ 0,
+ InterfaceTypeUndefined,
+ 0,
+ 0);
+ if (Bus)
+ {
+ /* Set it up */
+ Bus->GetInterruptVector = HalpGetSystemInterruptVector;
+ Bus->TranslateBusAddress = HalpTranslateSystemBusAddress;
+ }
+
+ /* Allocate the CMOS bus */
+ Bus = HalpAllocateBusHandler(InterfaceTypeUndefined,
+ Cmos,
+ 0,
+ InterfaceTypeUndefined,
+ 0,
+ 0);
+ if (Bus)
+ {
+ /* Set it up */
+ Bus->GetBusData = HalpcGetCmosData;
+ Bus->SetBusData = HalpcSetCmosData;
+ }
+
+ /* Allocate the CMOS bus */
+ Bus = HalpAllocateBusHandler(InterfaceTypeUndefined,
+ Cmos,
+ 1,
+ InterfaceTypeUndefined,
+ 0,
+ 0);
+ if (Bus)
+ {
+ /* Set it up */
+ Bus->GetBusData = HalpcGetCmosData;
+ Bus->SetBusData = HalpcSetCmosData;
+ }
+
+ /* Allocate ISA bus */
+ Bus = HalpAllocateBusHandler(Isa,
+ ConfigurationSpaceUndefined,
+ 0,
+ Internal,
+ 0,
+ 0);
+ if (Bus)
+ {
+ /* Set it up */
+ Bus->GetBusData = HalpNoBusData;
+ Bus->BusAddresses->Memory.Limit = 0xFFFFFF;
+ Bus->TranslateBusAddress = HalpTranslateIsaBusAddress;
+ }
+
+ /* No support for EISA or MCA */
+ ASSERT(HalpBusType == MACHINE_TYPE_ISA);
+}
+
+#ifndef _MINIHAL_
+NTSTATUS
+NTAPI
+HalpMarkChipsetDecode(BOOLEAN OverrideEnable)
+{
+ NTSTATUS Status;
+ UNICODE_STRING KeyString;
+ ULONG Data = OverrideEnable;
+ HANDLE KeyHandle, Handle;
+
+ /* Open CCS key */
+ RtlInitUnicodeString(&KeyString,
+ L"\\REGISTRY\\MACHINE\\SYSTEM\\CURRENTCONTROLSET");
+ Status = HalpOpenRegistryKey(&Handle, 0, &KeyString, KEY_ALL_ACCESS, FALSE);
+ if (NT_SUCCESS(Status))
+ {
+ /* Open PNP Bios key */
+ RtlInitUnicodeString(&KeyString, L"Control\\Biosinfo\\PNPBios");
+ Status = HalpOpenRegistryKey(&KeyHandle,
+ Handle,
+ &KeyString,
+ KEY_ALL_ACCESS,
+ TRUE);
+
+ /* Close root key */
+ ZwClose(Handle);
+
+ /* Check if PNP BIOS key exists */
+ if (NT_SUCCESS(Status))
+ {
+ /* Set the override value */
+ RtlInitUnicodeString(&KeyString, L"FullDecodeChipsetOverride");
+ Status = ZwSetValueKey(KeyHandle,
+ &KeyString,
+ 0,
+ REG_DWORD,
+ &Data,
+ sizeof(Data));
+
+ /* Close subkey */
+ ZwClose(KeyHandle);
+ }
+ }
+
+ /* Return status */
+ return Status;
+}
+
+PBUS_HANDLER
+NTAPI
+HalpAllocateAndInitPciBusHandler(IN ULONG PciType,
+ IN ULONG BusNo,
+ IN BOOLEAN TestAllocation)
+{
+ PBUS_HANDLER Bus;
+ PPCIPBUSDATA BusData;
+
+ /* Allocate the bus handler */
+ Bus = HalpAllocateBusHandler(PCIBus,
+ PCIConfiguration,
+ BusNo,
+ Internal,
+ 0,
+ sizeof(PCIPBUSDATA));
+
+ /* Set it up */
+ Bus->GetBusData = (PGETSETBUSDATA)HalpGetPCIData;
+ Bus->SetBusData = (PGETSETBUSDATA)HalpSetPCIData;
+ Bus->GetInterruptVector = (PGETINTERRUPTVECTOR)HalpGetPCIIntOnISABus;
+ Bus->AdjustResourceList = (PADJUSTRESOURCELIST)HalpAdjustPCIResourceList;
+ Bus->AssignSlotResources = (PASSIGNSLOTRESOURCES)HalpAssignPCISlotResources;
+ Bus->BusAddresses->Dma.Limit = 0;
+
+ /* Get our custom bus data */
+ BusData = (PPCIPBUSDATA)Bus->BusData;
+
+ /* Setup custom bus data */
+ BusData->CommonData.Tag = PCI_DATA_TAG;
+ BusData->CommonData.Version = PCI_DATA_VERSION;
+ BusData->CommonData.ReadConfig = (PciReadWriteConfig)HalpReadPCIConfig;
+ BusData->CommonData.WriteConfig = (PciReadWriteConfig)HalpWritePCIConfig;
+ BusData->CommonData.Pin2Line = (PciPin2Line)HalpPCIPin2ISALine;
+ BusData->CommonData.Line2Pin = (PciLine2Pin)HalpPCIISALine2Pin;
+ BusData->MaxDevice = PCI_MAX_DEVICES;
+ BusData->GetIrqRange = (PciIrqRange)HalpGetISAFixedPCIIrq;
+
+ /* Initialize the bitmap */
+ RtlInitializeBitMap(&BusData->DeviceConfigured, BusData->ConfiguredBits,
256);
+
+ /* Check the type of PCI bus */
+ switch (PciType)
+ {
+ /* Type 1 PCI Bus */
+ case 1:
+
+ /* Copy the Type 1 handler data */
+ RtlCopyMemory(&PCIConfigHandler,
+ &PCIConfigHandlerType1,
+ sizeof(PCIConfigHandler));
+
+ /* Set correct I/O Ports */
+ BusData->Config.Type1.Address = PCI_TYPE1_ADDRESS_PORT;
+ BusData->Config.Type1.Data = PCI_TYPE1_DATA_PORT;
+ break;
+
+ /* Type 2 PCI Bus */
+ case 2:
+
+ /* Copy the Type 1 handler data */
+ RtlCopyMemory(&PCIConfigHandler,
+ &PCIConfigHandlerType2,
+ sizeof (PCIConfigHandler));
+
+ /* Set correct I/O Ports */
+ BusData->Config.Type2.CSE = PCI_TYPE2_CSE_PORT;
+ BusData->Config.Type2.Forward = PCI_TYPE2_FORWARD_PORT;
+ BusData->Config.Type2.Base = PCI_TYPE2_ADDRESS_BASE;
+
+ /* Only 16 devices supported, not 32 */
+ BusData->MaxDevice = 16;
+ break;
+
+ default:
+
+ /* Invalid type */
+ DbgPrint("HAL: Unnkown PCI type\n");
+ }
+
+ /* Return the bus handler */
+ return Bus;
+}
+
+BOOLEAN
+NTAPI
+HalpIsValidPCIDevice(IN PBUS_HANDLER BusHandler,
+ IN PCI_SLOT_NUMBER Slot)
+{
+ UCHAR DataBuffer[PCI_COMMON_HDR_LENGTH];
+ PPCI_COMMON_CONFIG PciHeader = (PVOID)DataBuffer;
+ ULONG i;
+ ULONG_PTR Address;
+
+ /* Read the PCI header */
+ HalpReadPCIConfig(BusHandler, Slot, PciHeader, 0, PCI_COMMON_HDR_LENGTH);
+
+ /* Make sure it's a valid device */
+ if ((PciHeader->VendorID == PCI_INVALID_VENDORID) ||
+ (PCI_CONFIGURATION_TYPE(PciHeader) != PCI_DEVICE_TYPE))
+ {
+ /* Bail out */
+ return FALSE;
+ }
+
+ /* Make sure interrupt numbers make sense */
+ if (((PciHeader->u.type0.InterruptPin) &&
+ (PciHeader->u.type0.InterruptPin > 4)) ||
+ (PciHeader->u.type0.InterruptLine & 0x70))
+ {
+ /* Bail out */
+ return FALSE;
+ }
+
+ /* Now scan PCI BARs */
+ for (i = 0; i < PCI_TYPE0_ADDRESSES; i++)
+ {
+ /* Check what kind of address it is */
+ Address = PciHeader->u.type0.BaseAddresses[i];
+ if (Address & PCI_ADDRESS_IO_SPACE)
+ {
+ /* Highest I/O port is 65535 */
+ if (Address > 0xFFFF) return FALSE;
+ }
+ else
+ {
+ /* MMIO should be higher than 0x80000 */
+ if ((Address > 0xF) && (Address < 0x80000)) return FALSE;
+ }
+
+ /* Is this a 64-bit address? */
+ if (!(Address & PCI_ADDRESS_IO_SPACE) &&
+ ((Address & PCI_ADDRESS_MEMORY_TYPE_MASK) == PCI_TYPE_64BIT))
+ {
+ /* Check the next-next entry, since this one 64-bits wide */
+ i++;
+ }
+ }
+
+ /* Header, interrupt and address data all make sense */
+ return TRUE;
+}
+
+static BOOLEAN WarningsGiven[5];
+
+NTSTATUS
+NTAPI
+HalpGetChipHacks(IN USHORT VendorId,
+ IN USHORT DeviceId,
+ IN UCHAR RevisionId,
+ IN PULONG HackFlags)
+{
+ UNICODE_STRING KeyName, ValueName;
+ NTSTATUS Status;
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ HANDLE KeyHandle;
+ WCHAR Buffer[32];
+ KEY_VALUE_PARTIAL_INFORMATION PartialInfo;
+ ULONG ResultLength;
+
+ /* Setup the object attributes for the key */
+ RtlInitUnicodeString(&KeyName,
+ L"\\REGISTRY\\MACHINE\\SYSTEM\\CURRENTCONTROLSET\\"
+ L"Control\\HAL");
+ InitializeObjectAttributes(&ObjectAttributes,
+ &KeyName,
+ OBJ_CASE_INSENSITIVE,
+ NULL,
+ NULL);
+
+ /* Open the key */
+ Status = ZwOpenKey(&KeyHandle, KEY_READ, &ObjectAttributes);
+ if (!NT_SUCCESS(Status)) return Status;
+
+ /* Query value */
+ swprintf(Buffer, L"%04X%04X", VendorId, DeviceId);
+ RtlInitUnicodeString(&ValueName, Buffer);
+ Status = ZwQueryValueKey(KeyHandle,
+ &ValueName,
+ KeyValuePartialInformation,
+ &PartialInfo,
+ sizeof(PartialInfo),
+ &ResultLength);
+ if (NT_SUCCESS(Status))
+ {
+ /* Return the flags */
+ DbgPrint("\tFound HackFlags for your chipset\n");
+ *HackFlags = *(PULONG)PartialInfo.Data;
+ DbgPrint("\t\tHack Flags: %lx (Hack Revision: %lx-Your Revision:
%lx)\n",
+ *HackFlags, HALP_REVISION_FROM_HACK_FLAGS(*HackFlags), RevisionId);
+
+ /* Does it apply to this revision? */
+ if ((RevisionId) && (RevisionId >=
(HALP_REVISION_FROM_HACK_FLAGS(*HackFlags))))
+ {
+ /* Read the revision flags */
+ *HackFlags = HALP_REVISION_HACK_FLAGS(*HackFlags);
+ }
+
+ /* Throw out revision data */
+ *HackFlags = HALP_HACK_FLAGS(*HackFlags);
+ if (!*HackFlags) DbgPrint("\tNo HackFlags for your chipset's
revision!\n");
+ }
+
+ /* Close the handle and return */
+ ZwClose(KeyHandle);
+ return Status;
+}
+
+BOOLEAN
+NTAPI
+HalpIsRecognizedCard(IN PPCI_REGISTRY_INFO_INTERNAL PciRegistryInfo,
+ IN PPCI_COMMON_CONFIG PciData,
+ IN ULONG Flags)
+{
+ ULONG ElementCount, i;
+ PPCI_CARD_DESCRIPTOR CardDescriptor;
+
+ /* How many PCI Cards that we know about? */
+ ElementCount = PciRegistryInfo->ElementCount;
+ if (!ElementCount) return FALSE;
+
+ /* Loop all descriptors */
+ CardDescriptor = &PciRegistryInfo->CardList[0];
+ for (i = 0; i < ElementCount; i++, CardDescriptor++)
+ {
+ /* Check for flag match */
+ if (CardDescriptor->Flags != Flags) continue;
+
+ /* Check for VID-PID match */
+ if ((CardDescriptor->VendorID != PciData->VendorID) ||
+ (CardDescriptor->DeviceID != PciData->DeviceID))
+ {
+ /* Skip */
+ continue;
+ }
+
+ /* Check for revision match, if requested */
+ if ((CardDescriptor->Flags & HALP_CHECK_CARD_REVISION_ID) &&
+ (CardDescriptor->RevisionID != PciData->RevisionID))
+ {
+ /* Skip */
+ continue;
+ }
+
+ /* Check what kind of device this is */
+ switch (PCI_CONFIGURATION_TYPE(PciData))
+ {
+ /* CardBUS Bridge */
+ case PCI_CARDBUS_BRIDGE_TYPE:
+
+ /* This means the real device header is in the device-specific data */
+ PciData = (PPCI_COMMON_CONFIG)PciData->DeviceSpecific;
+
+ /* Normal PCI device */
+ case PCI_DEVICE_TYPE:
+
+ /* Check for subvendor match, if requested */
+ if ((CardDescriptor->Flags & HALP_CHECK_CARD_SUBVENDOR_ID)
&&
+ (CardDescriptor->SubsystemVendorID !=
PciData->u.type0.SubVendorID))
+ {
+ /* Skip */
+ continue;
+ }
+
+ /* Check for subsystem match, if requested */
+ if ((CardDescriptor->Flags & HALP_CHECK_CARD_SUBSYSTEM_ID)
&&
+ (CardDescriptor->SubsystemID != PciData->u.type0.SubSystemID))
+ {
+ /* Skip */
+ continue;
+ }
+
+ /* You made it! */
+ return TRUE;
+
+ /* PCI Bridge -- don't bother */
+ case PCI_BRIDGE_TYPE:
+ default:
+
+ /* Recognize it */
+ return TRUE;
+ }
+ }
+
+ /* This means the card isn't recognized */
+ return FALSE;
+}
+
+BOOLEAN
+NTAPI
+HalpIsIdeDevice(IN PPCI_COMMON_CONFIG PciData)
+{
+ /* Simple test first */
+ if ((PciData->BaseClass == PCI_CLASS_MASS_STORAGE_CTLR) &&
+ (PciData->SubClass == PCI_SUBCLASS_MSC_IDE_CTLR))
+ {
+ /* The device is nice enough to admit it */
+ return TRUE;
+ }
+
+ /* Symphony 82C101 */
+ if (PciData->VendorID == 0x1C1C) return TRUE;
+
+ /* ALi MS4803 or M5219 */
+ if ((PciData->VendorID == 0x10B9) &&
+ ((PciData->DeviceID == 0x5215) || (PciData->DeviceID == 0x5219)))
+ {
+ return TRUE;
+ }
+
+ /* Appian Technology */
+ if ((PciData->VendorID == 0x1097) && (PciData->DeviceID == 0x38))
return TRUE;
+
+ /* Compaq Triflex Dual EIDE Controller */
+ if ((PciData->VendorID == 0xE11) && (PciData->DeviceID == 0xAE33))
return TRUE;
+
+ /* Micron PC Tech RZ1000 */
+ if ((PciData->VendorID == 0x1042) && (PciData->DeviceID == 0x1000))
return TRUE;
+
+ /* SiS 85C601 or 5513 [IDE] */
+ if ((PciData->VendorID == 0x1039) &&
+ ((PciData->DeviceID == 0x601) || (PciData->DeviceID == 0x5513)))
+ {
+ return TRUE;
+ }
+
+ /* Symphony Labs W83769F */
+ if ((PciData->VendorID == 0x10AD) &&
+ ((PciData->DeviceID == 0x1) || (PciData->DeviceID == 0x150)))
+ {
+ return TRUE;
+ }
+
+ /* UMC UM8673F */
+ if ((PciData->VendorID == 0x1060) && (PciData->DeviceID == 0x101))
return TRUE;
+
+ /* You've survived */
+ return FALSE;
+}
+
+BOOLEAN
+NTAPI
+HalpIsBridgeDevice(IN PPCI_COMMON_CONFIG PciData)
+{
+ /* Either this is a PCI-to-PCI Bridge, or a CardBUS Bridge */
+ return (((PCI_CONFIGURATION_TYPE(PciData) == PCI_BRIDGE_TYPE) &&
+ (PciData->BaseClass == PCI_CLASS_BRIDGE_DEV) &&
+ (PciData->SubClass == PCI_SUBCLASS_BR_PCI_TO_PCI)) ||
+ ((PCI_CONFIGURATION_TYPE(PciData) == PCI_CARDBUS_BRIDGE_TYPE) &&
+ (PciData->BaseClass == PCI_CLASS_BRIDGE_DEV) &&
+ (PciData->SubClass == PCI_SUBCLASS_BR_CARDBUS)));
+}
+
+BOOLEAN
+NTAPI
+HalpGetPciBridgeConfig(IN ULONG PciType,
+ IN PUCHAR BusCount)
+{
+ PCI_SLOT_NUMBER PciSlot;
+ ULONG i, j, k;
+ UCHAR DataBuffer[PCI_COMMON_HDR_LENGTH];
+ PPCI_COMMON_CONFIG PciData = (PPCI_COMMON_CONFIG)DataBuffer;
+ PBUS_HANDLER BusHandler;
+
+ /* Loop PCI buses */
+ PciSlot.u.bits.Reserved = 0;
+ for (i = 0; i < *BusCount; i++)
+ {
+ /* Get the bus handler */
+ BusHandler = HalHandlerForBus(PCIBus, i);
+
+ /* Loop every device */
+ for (j = 0; j < PCI_MAX_DEVICES; j++)
+ {
+ /* Loop every function */
+ PciSlot.u.bits.DeviceNumber = j;
+ for (k = 0; k < PCI_MAX_FUNCTION; k++)
+ {
+ /* Build the final slot structure */
+ PciSlot.u.bits.FunctionNumber = k;
+
+ /* Read the configuration information */
+ HalpReadPCIConfig(BusHandler,
+ PciSlot,
+ PciData,
+ 0,
+ PCI_COMMON_HDR_LENGTH);
+
+ /* Skip if this is an invalid function */
+ if (PciData->VendorID == PCI_INVALID_VENDORID) continue;
+
+ /* Make sure that this is a PCI bridge or a cardbus bridge */
+ if (!HalpIsBridgeDevice(PciData)) continue;
+
+ /* Not supported */
+ if (!WarningsGiven[2]++) DPRINT1("Your machine has a PCI-to-PCI or
CardBUS Bridge. PCI devices may fail!\n");
+ continue;
+ }
+ }
+ }
+
+ /* If we exited the loop, then there's no bridge to worry about */
+ return FALSE;
+}
+
+VOID
+NTAPI
+HalpFixupPciSupportedRanges(IN ULONG BusCount)
+{
+ ULONG i;
+ PBUS_HANDLER Bus, ParentBus;
+
+ /* Loop all buses */
+ for (i = 0; i < BusCount; i++)
+ {
+ /* Get PCI bus handler */
+ Bus = HalHandlerForBus(PCIBus, i);
+
+ /* Loop all parent buses */
+ ParentBus = Bus->ParentHandler;
+ while (ParentBus)
+ {
+ /* Should merge addresses */
+ if (!WarningsGiven[0]++) DPRINT1("Found parent bus (indicating PCI
Bridge). PCI devices may fail!\n");
+
+ /* Check the next parent */
+ ParentBus = ParentBus->ParentHandler;
+ }
+ }
+
+ /* Loop all buses again */
+ for (i = 0; i < BusCount; i++)
+ {
+ /* Get PCI bus handler */
+ Bus = HalHandlerForBus(PCIBus, i);
+
+ /* Check if this is a PCI 2.2 Bus with Subtractive Decode */
+ if (!((PPCIPBUSDATA)Bus->BusData)->Subtractive)
+ {
+ /* Loop all parent buses */
+ ParentBus = Bus->ParentHandler;
+ while (ParentBus)
+ {
+ /* But check only PCI parent buses specifically */
+ if (ParentBus->InterfaceType == PCIBus)
+ {
+ /* Should trim addresses */
+ if (!WarningsGiven[1]++) DPRINT1("Found parent PCI Bus
(indicating PCI-to-PCI Bridge). PCI devices may fail!\n");
+ }
+
+ /* Check the next parent */
+ ParentBus = ParentBus->ParentHandler;
+ }
+ }
+ }
+
+ /* Loop buses one last time */
+ for (i = 0; i < BusCount; i++)
+ {
+ /* Get the PCI bus handler */
+ Bus = HalHandlerForBus(PCIBus, i);
+
+ /* Sort and combine (trim) bus address range information */
+ DPRINT("Warning: Bus addresses not being optimized!\n");
+ }
+}
+
+VOID
+NTAPI
+ShowSize(ULONG x)
+{
+ if (!x) return;
+ DbgPrint(" [size=");
+ if (x < 1024)
+ {
+ DbgPrint("%d", (int) x);
+ }
+ else if (x < 1048576)
+ {
+ DbgPrint("%dK", (int)(x / 1024));
+ }
+ else if (x < 0x80000000)
+ {
+ DbgPrint("%dM", (int)(x / 1048576));
+ }
+ else
+ {
+ DbgPrint("%d", x);
+ }
+ DbgPrint("]\n");
+}
+
+VOID
+NTAPI
+HalpDebugPciBus(IN ULONG i,
+ IN ULONG j,
+ IN ULONG k,
+ IN PPCI_COMMON_CONFIG PciData)
+{
+ extern CHAR ClassTable[3922];
+ extern CHAR VendorTable[642355];
+ PCHAR p, ClassName, SubClassName, VendorName, ProductName, SubVendorName;
+ ULONG Length;
+ CHAR LookupString[16] = "";
+ CHAR bSubClassName[32] = "";
+ CHAR bVendorName[32] = "";
+ CHAR bProductName[32] = "Unknown device";
+ CHAR bSubVendorName[32] = "Unknown";
+ ULONG Size, Mem, b;
+
+ /* Isolate the class name */
+ sprintf(LookupString, "C %02x", PciData->BaseClass);
+ ClassName = strstr(ClassTable, LookupString);
+ if (ClassName)
+ {
+ /* Isolate the subclass name */
+ ClassName += 6;
+ sprintf(LookupString, "\t%02x", PciData->SubClass);
+ SubClassName = strstr(ClassName, LookupString);
+ if (SubClassName)
+ {
+ /* Copy the subclass into our buffer */
+ SubClassName += 5;
+ p = strchr(SubClassName, '\r');
+ Length = p - SubClassName;
+ if (Length > sizeof(bSubClassName)) Length = sizeof(bSubClassName);
+ strncpy(bSubClassName, SubClassName, Length);
+ bSubClassName[Length] = '\0';
+ }
+ }
+
+ /* Isolate the vendor name */
+ sprintf(LookupString, "\n%04x ", PciData->VendorID);
+ VendorName = strstr(VendorTable, LookupString);
+ if (VendorName)
+ {
+ /* Copy the vendor name into our buffer */
+ VendorName += 7;
+ p = strchr(VendorName, '\r');
+ Length = p - VendorName;
+ if (Length > sizeof(bVendorName)) Length = sizeof(bVendorName);
+ strncpy(bVendorName, VendorName, Length);
+ bVendorName[Length ] = '\0';
+
+ /* Isolate the product name */
+ sprintf(LookupString, "\t%04x", PciData->DeviceID);
+ ProductName = strstr(VendorName, LookupString);
+ if (ProductName)
+ {
+ /* Copy the product name into our buffer */
+ ProductName += 7;
+ p = strchr(ProductName, '\r');
+ Length = p - ProductName;
+ if (Length > sizeof(bProductName)) Length = sizeof(bProductName);
+ strncpy(bProductName, ProductName, Length);
+ bProductName[Length] = '\0';
+
+ /* Isolate the subvendor and subsystem name */
+ sprintf(LookupString,
+ "\t\t%04x %04x ",
+ PciData->u.type0.SubVendorID,
+ PciData->u.type0.SubSystemID);
+ SubVendorName = strstr(ProductName, LookupString);
+ if (SubVendorName)
+ {
+ /* Copy the subvendor name into our buffer */
+ SubVendorName += 13;
+ p = strchr(SubVendorName, '\r');
+ Length = p - SubVendorName;
+ if (Length > sizeof(bSubVendorName)) Length = sizeof(bSubVendorName);
+ strncpy(bSubVendorName, SubVendorName, Length);
+ bSubVendorName[Length] = '\0';
+ }
+ }
+ }
+
+ /* Print out the data */
+ DbgPrint("%02x:%02x.%x %s [%02x%02x]: %s %s [%04x:%04x] (rev %02x)\n"
+ "\tSubsystem: %s [%04x:%04x]\n",
+ i,
+ j,
+ k,
+ bSubClassName,
+ PciData->BaseClass,
+ PciData->SubClass,
+ bVendorName,
+ bProductName,
+ PciData->VendorID,
+ PciData->DeviceID,
+ PciData->RevisionID,
+ bSubVendorName,
+ PciData->u.type0.SubVendorID,
+ PciData->u.type0.SubSystemID);
+
+ /* Print out and decode flags */
+ DbgPrint("\tFlags:");
+ if (PciData->Command & PCI_ENABLE_BUS_MASTER) DbgPrint(" bus
master,");
+ if (PciData->Status & PCI_STATUS_66MHZ_CAPABLE) DbgPrint("
66MHz,");
+ if ((PciData->Status & PCI_STATUS_DEVSEL) == 0x200) DbgPrint(" medium
devsel,");
+ if ((PciData->Status & PCI_STATUS_DEVSEL) == 0x400) DbgPrint(" fast
devsel,");
+ DbgPrint(" latency %d", PciData->LatencyTimer);
+ if (PciData->u.type0.InterruptLine) DbgPrint(", IRQ %02d",
PciData->u.type0.InterruptLine);
+ DbgPrint("\n");
+
+ /* Scan addresses */
+ Size = 0;
+ for (b = 0; b < PCI_TYPE0_ADDRESSES; b++)
+ {
+ /* Check for a BAR */
+ Mem = PciData->u.type0.BaseAddresses[b];
+ if (Mem)
+ {
+ /* Decode the address type */
+ if (Mem & PCI_ADDRESS_IO_SPACE)
+ {
+ /* Decode the size */
+ Size = 1 << 2;
+ while (!(Mem & Size) && (Size)) Size <<= 1;
+
+ /* Print it out */
+ DbgPrint("\tI/O ports at %04lx", Mem &
PCI_ADDRESS_IO_ADDRESS_MASK);
+ ShowSize(Size);
+ }
+ else
+ {
+ /* Decode the size */
+ Size = 1 << 8;
+ while (!(Mem & Size) && (Size)) Size <<= 1;
+
+ /* Print it out */
+ DbgPrint("\tMemory at %08lx (%d-bit, %sprefetchable)",
+ Mem & PCI_ADDRESS_MEMORY_ADDRESS_MASK,
+ (Mem & PCI_ADDRESS_MEMORY_TYPE_MASK) == PCI_TYPE_32BIT ? 32
: 64,
+ (Mem & PCI_ADDRESS_MEMORY_PREFETCHABLE) ? "" :
"non-");
+ ShowSize(Size);
+ }
+ }
+ }
+}
+#endif
+
+VOID
+NTAPI
+HalpInitializePciBus(VOID)
+{
+#ifndef _MINIHAL_
+ PPCI_REGISTRY_INFO_INTERNAL PciRegistryInfo;
+ UCHAR PciType;
+ PCI_SLOT_NUMBER PciSlot;
+ ULONG i, j, k;
+ UCHAR DataBuffer[PCI_COMMON_HDR_LENGTH];
+ PPCI_COMMON_CONFIG PciData = (PPCI_COMMON_CONFIG)DataBuffer;
+ PBUS_HANDLER BusHandler;
+ ULONG HackFlags;
+ BOOLEAN ExtendedAddressDecoding = FALSE;
+ NTSTATUS Status;
+
+ /* Query registry information */
+ PciRegistryInfo = HalpQueryPciRegistryInfo();
+ if (!PciRegistryInfo) return;
+
+ /* Initialize the PCI configuration lock */
+ KeInitializeSpinLock(&HalpPCIConfigLock);
+
+ /* Get the type and free the info structure */
+ PciType = PciRegistryInfo->HardwareMechanism & 0xF;
+
+ /* Check if this is a type 2 PCI bus with at least one bus */
+ if ((PciRegistryInfo->NoBuses) && (PciType == 2))
+ {
+ /* Setup the PCI slot */
+ PciSlot.u.bits.Reserved = 0;
+ PciSlot.u.bits.FunctionNumber = 0;
+
+ /* Loop all slots */
+ for (i = 0; i < 32; i++)
+ {
+ /* Try to setup a Type 2 PCI slot */
+ PciType = 2;
+ BusHandler = HalpAllocateAndInitPciBusHandler(2, 0, TRUE);
+ if (!BusHandler) break;
+
+ /* Now check if it's valid */
+ if (HalpIsValidPCIDevice(BusHandler, PciSlot)) break;
+
+ /* Heh, the BIOS lied... try Type 1 */
+ PciType = 1;
+ BusHandler = HalpAllocateAndInitPciBusHandler(1, 0, TRUE);
+ if (!BusHandler) break;
+
+ /* Now check if it's valid */
+ if (HalpIsValidPCIDevice(BusHandler, PciSlot)) break;
+
+ /* Keep trying */
+ PciType = 2;
+ }
+
+ /* Now allocate the correct kind of handler */
+ HalpAllocateAndInitPciBusHandler(PciType, 0, FALSE);
+ }
+
+ /* Okay, now loop all PCI bridges */
+ do
+ {
+ /* Loop all PCI buses */
+ for (i = 0; i < PciRegistryInfo->NoBuses; i++)
+ {
+ /* Check if we have a handler for it */
+ if (!HalHandlerForBus(PCIBus, i))
+ {
+ /* Allocate it */
+ HalpAllocateAndInitPciBusHandler(PciType, i, FALSE);
+ }
+ }
+ /* Go to the next bridge */
+ } while (HalpGetPciBridgeConfig(PciType, &PciRegistryInfo->NoBuses));
+
+ /* Now build correct address range informaiton */
+ HalpFixupPciSupportedRanges(PciRegistryInfo->NoBuses);
+
+ /* Loop every bus */
+ DbgPrint("\n====== PCI BUS HARDWARE DETECTION =======\n\n");
+ PciSlot.u.bits.Reserved = 0;
+ for (i = 0; i < PciRegistryInfo->NoBuses; i++)
+ {
+ /* Get the bus handler */
+ BusHandler = HalHandlerForBus(PCIBus, i);
+
+ /* Loop every device */
+ for (j = 0; j < 32; j++)
+ {
+ /* Loop every function */
+ PciSlot.u.bits.DeviceNumber = j;
+ for (k = 0; k < 8; k++)
+ {
+ /* Build the final slot structure */
+ PciSlot.u.bits.FunctionNumber = k;
+
+ /* Read the configuration information */
+ HalpReadPCIConfig(BusHandler,
+ PciSlot,
+ PciData,
+ 0,
+ PCI_COMMON_HDR_LENGTH);
+
+ /* Skip if this is an invalid function */
+ if (PciData->VendorID == PCI_INVALID_VENDORID) continue;
+
+ /* Print out the entry */
+ HalpDebugPciBus(i, j, k, PciData);
+
+ /* Check if this is a Cardbus bridge */
+ if (PCI_CONFIGURATION_TYPE(PciData) == PCI_CARDBUS_BRIDGE_TYPE)
+ {
+ /* Not supported */
+ DbgPrint("\tDevice is a PCI Cardbus Bridge. It will not
work!\n");
+ continue;
+ }
+
+ /* Check if this is a PCI device */
+ if (PCI_CONFIGURATION_TYPE(PciData) != PCI_BRIDGE_TYPE)
+ {
+ /* Check if it has an interrupt pin and line registered */
+ if ((PciData->u.type1.InterruptPin) &&
+ (PciData->u.type1.InterruptLine))
+ {
+ /* Check if this interrupt line is connected to the bus */
+ if (PciData->u.type1.InterruptLine < 16)
+ {
+ /* Is this an IDE device? */
+ if (!HalpIsIdeDevice(PciData))
+ {
+ /* We'll mask out this interrupt then */
+ DbgPrint("\tDevice is using IRQ %d! ISA Cards using
that IRQ may fail!\n",
+ PciData->u.type1.InterruptLine);
+ HalpPciIrqMask |= (1 <<
PciData->u.type1.InterruptLine);
+ }
+ }
+ }
+ }
+
+ /* Check for broken Intel chips */
+ if (PciData->VendorID == 0x8086)
+ {
+ /* Check for broken 82830 PCI controller */
+ if ((PciData->DeviceID == 0x04A3) &&
+ (PciData->RevisionID < 0x11))
+ {
+ /* Skip */
+ DbgPrint("\tDevice is a broken Intel 82430 PCI Controller.
It will not work!\n\n");
+ continue;
+ }
+
+ /* Check for broken 82378 PCI-to-ISA Bridge */
+ if ((PciData->DeviceID == 0x0484) &&
+ (PciData->RevisionID <= 3))
+ {
+ /* Skip */
+ DbgPrint("\tDevice is a broken Intel 82378 PCI-to-ISA
Bridge. It will not work!\n\n");
+ continue;
+ }
+
+ /* Check for broken 82450 PCI Bridge */
+ if ((PciData->DeviceID == 0x84C4) &&
+ (PciData->RevisionID <= 4))
+ {
+ DbgPrint("\tDevice is a Intel Orion 82450 PCI Bridge. It
will not work!\n\n");
+ continue;
+ }
+ }
+
+ /* Do we know this card? */
+ if (!ExtendedAddressDecoding)
+ {
+ /* Check for it */
+ if (HalpIsRecognizedCard(PciRegistryInfo,
+ PciData,
+ HALP_CARD_FEATURE_FULL_DECODE))
+ {
+ /* We'll do chipset checks later */
+ DbgPrint("\tDevice has Extended Address Decoding. It may
fail to work on older BIOSes!\n");
+ ExtendedAddressDecoding = TRUE;
+ }
+ }
+
+ /* Check if this is a USB controller */
+ if ((PciData->BaseClass == PCI_CLASS_SERIAL_BUS_CTLR) &&
+ (PciData->SubClass == PCI_SUBCLASS_SB_USB))
+ {
+ /* Check if this is an OHCI controller */
+ if (PciData->ProgIf == 0x10)
+ {
+ DbgPrint("\tDevice is an OHCI (USB) PCI Expansion Card. Turn
off Legacy USB in your BIOS!\n\n");
+ continue;
+ }
+
+ /* Check for Intel UHCI controller */
+ if (PciData->VendorID == 0x8086)
+ {
+ DbgPrint("\tDevice is an Intel UHCI (USB) Controller. Turn
off Legacy USB in your BIOS!\n\n");
+ continue;
+ }
+
+ /* Check for VIA UHCI controller */
+ if (PciData->VendorID == 0x1106)
+ {
+ DbgPrint("\tDevice is a VIA UHCI (USB) Controller. Turn off
Legacy USB in your BIOS!\n\n");
+ continue;
+ }
+ }
+
+ /* Now check the registry for chipset hacks */
+ Status = HalpGetChipHacks(PciData->VendorID,
+ PciData->DeviceID,
+ PciData->RevisionID,
+ &HackFlags);
+ if (NT_SUCCESS(Status))
+ {
+ /* Check for broken ACPI routing */
+ if (HackFlags & HAL_PCI_CHIP_HACK_DISABLE_ACPI_IRQ_ROUTING)
+ {
+ DbgPrint("This chipset has broken ACPI IRQ Routing! Be
aware!\n\n");
+ continue;
+ }
+
+ /* Check for broken ACPI timer */
+ if (HackFlags & HAL_PCI_CHIP_HACK_BROKEN_ACPI_TIMER)
+ {
+ DbgPrint("This chipset has a broken ACPI timer! Be
aware!\n\n");
+ continue;
+ }
+
+ /* Check for hibernate-disable */
+ if (HackFlags & HAL_PCI_CHIP_HACK_DISABLE_HIBERNATE)
+ {
+ DbgPrint("This chipset has a broken PCI device which is
incompatible with hibernation. Be aware!\n\n");
+ continue;
+ }
+
+ /* Check for USB controllers that generate SMIs */
+ if (HackFlags & HAL_PCI_CHIP_HACK_USB_SMI_DISABLE)
+ {
+ DbgPrint("This chipset has a USB controller which generates
SMIs. ReactOS will likely fail to boot!\n\n");
+ continue;
+ }
+ }
+
+ /* Terminate the entry */
+ DbgPrint("\n");
+ }
+ }
+ }
+
+ /* Initialize NMI Crash Flag */
+ HalpGetNMICrashFlag();
+
+ /* Free the registry data */
+ ExFreePool(PciRegistryInfo);
+
+ /* Tell PnP if this hard supports correct decoding */
+ HalpMarkChipsetDecode(ExtendedAddressDecoding);
+ DbgPrint("====== PCI BUS DETECTION COMPLETE =======\n\n");
+#endif
+}
+
+VOID
+NTAPI
+HalpInitBusHandlers(VOID)
+{
+ /* Register the HAL Bus Handler support */
+ HalpRegisterInternalBusHandlers();
+}
+
+VOID
+NTAPI
+HalpRegisterKdSupportFunctions(VOID)
+{
+ /* Register PCI Device Functions */
+ KdSetupPciDeviceForDebugging = HalpSetupPciDeviceForDebugging;
+ KdReleasePciDeviceforDebugging = HalpReleasePciDeviceForDebugging;
+
+ /* Register memory functions */
+#ifndef _MINIHAL_
+ KdMapPhysicalMemory64 = HalpMapPhysicalMemory64;
+ KdUnmapVirtualAddress = HalpUnmapVirtualAddress;
+#endif
+
+ /* 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)
+{
+ PBUS_HANDLER Handler;
+ NTSTATUS Status;
+ PAGED_CODE();
+ DPRINT1("Slot assignment for %d on bus %d\n", BusType, BusNumber);
+
+ /* Find the handler */
+ Handler = HalReferenceHandlerForBus(BusType, BusNumber);
+ if (!Handler) return STATUS_NOT_FOUND;
+
+ /* Do the assignment */
+ Status = Handler->AssignSlotResources(Handler,
+ Handler,
+ RegistryPath,
+ DriverClassName,
+ DriverObject,
+ DeviceObject,
+ SlotNumber,
+ AllocatedResources);
+
+ /* Dereference the handler and return */
+ HalDereferenceBusHandler(Handler);
+ return Status;
+}
+
+BOOLEAN
+NTAPI
+HaliFindBusAddressTranslation(IN PHYSICAL_ADDRESS BusAddress,
+ IN OUT PULONG AddressSpace,
+ OUT PPHYSICAL_ADDRESS TranslatedAddress,
+ IN OUT PULONG_PTR Context,
+ IN BOOLEAN NextBus)
+{
+ PHAL_BUS_HANDLER BusHandler;
+ PBUS_HANDLER Handler;
+ PLIST_ENTRY NextEntry;
+ ULONG ContextValue;
+
+ /* Make sure we have a context */
+ if (!Context) return FALSE;
+ ASSERT((*Context) || (NextBus == TRUE));
+
+ /* Read the context */
+ ContextValue = *Context;
+
+ /* Find the bus handler */
+ Handler = HalpContextToBusHandler(ContextValue);
+ if (!Handler) return FALSE;
+
+ /* Check if this is an ongoing lookup */
+ if (NextBus)
+ {
+ /* Get the HAL bus handler */
+ BusHandler = CONTAINING_RECORD(Handler, HAL_BUS_HANDLER, Handler);
+ NextEntry = &BusHandler->AllHandlers;
+
+ /* Get the next one if we were already with one */
+ if (ContextValue) NextEntry = NextEntry->Flink;
+
+ /* Start scanning */
+ while (TRUE)
+ {
+ /* Check if this is the last one */
+ if (NextEntry == &HalpAllBusHandlers)
+ {
+ /* Quit */
+ *Context = 1;
+ return FALSE;
+ }
+
+ /* Call this translator */
+ BusHandler = CONTAINING_RECORD(NextEntry, HAL_BUS_HANDLER, AllHandlers);
+ if (HalTranslateBusAddress(BusHandler->Handler.InterfaceType,
+ BusHandler->Handler.BusNumber,
+ BusAddress,
+ AddressSpace,
+ TranslatedAddress)) break;
+
+ /* Try the next one */
+ NextEntry = NextEntry->Flink;
+ }
+
+ /* If we made it, we're done */
+ *Context = (ULONG_PTR)Handler;
+ return TRUE;
+ }
+
+ /* Try the first one through */
+ if (!HalTranslateBusAddress(Handler->InterfaceType,
+ Handler->BusNumber,
+ BusAddress,
+ AddressSpace,
+ TranslatedAddress)) return FALSE;
+
+ /* Remember for next time */
+ *Context = (ULONG_PTR)Handler;
+ return TRUE;
+}
+
+BOOLEAN
+NTAPI
+HaliTranslateBusAddress(IN INTERFACE_TYPE InterfaceType,
+ IN ULONG BusNumber,
+ IN PHYSICAL_ADDRESS BusAddress,
+ IN OUT PULONG AddressSpace,
+ OUT PPHYSICAL_ADDRESS TranslatedAddress)
+{
+ PBUS_HANDLER Handler;
+ BOOLEAN Status;
+
+ /* Find the handler */
+ Handler = HalReferenceHandlerForBus(InterfaceType, BusNumber);
+ if (!(Handler) || !(Handler->TranslateBusAddress))
+ {
+ DPRINT1("No translator!\n");
+ return FALSE;
+ }
+
+ /* Do the assignment */
+ Status = Handler->TranslateBusAddress(Handler,
+ Handler,
+ BusAddress,
+ AddressSpace,
+ TranslatedAddress);
+
+ /* Dereference the handler and return */
+ HalDereferenceBusHandler(Handler);
+ return Status;
+}
+
+/* PUBLIC FUNCTIONS **********************************************************/
+
+/*
+ * @implemented
+ */
+NTSTATUS
+NTAPI
+HalAdjustResourceList(IN PIO_RESOURCE_REQUIREMENTS_LIST *ResourceList)
+{
+ PBUS_HANDLER Handler;
+ ULONG Status;
+ PAGED_CODE();
+
+ /* Find the handler */
+ Handler = HalReferenceHandlerForBus((*ResourceList)->InterfaceType,
+ (*ResourceList)->BusNumber);
+ if (!Handler) return STATUS_SUCCESS;
+
+ /* Do the assignment */
+ Status = Handler->AdjustResourceList(Handler,
+ Handler,
+ ResourceList);
+
+ /* Dereference the handler and return */
+ HalDereferenceBusHandler(Handler);
+ return Status;
+}
+
+/*
+ * @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)
+{
+ PAGED_CODE();
+
+ /* 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)
+{
+ PBUS_HANDLER Handler;
+ ULONG Status;
+
+ /* Find the handler */
+ Handler = HaliReferenceHandlerForConfigSpace(BusDataType, BusNumber);
+ if (!Handler) return 0;
+
+ /* Do the assignment */
+ Status = Handler->GetBusData(Handler,
+ Handler,
+ SlotNumber,
+ Buffer,
+ Offset,
+ Length);
+
+ /* Dereference the handler and return */
+ HalDereferenceBusHandler(Handler);
+ return Status;
+}
+
+/*
+ * @implemented
+ */
+ULONG
+NTAPI
+HalGetInterruptVector(IN INTERFACE_TYPE InterfaceType,
+ IN ULONG BusNumber,
+ IN ULONG BusInterruptLevel,
+ IN ULONG BusInterruptVector,
+ OUT PKIRQL Irql,
+ OUT PKAFFINITY Affinity)
+{
+ PBUS_HANDLER Handler;
+ ULONG Vector;
+ PAGED_CODE();
+
+ /* Defaults */
+ *Irql = 0;
+ *Affinity = 0;
+
+ /* Find the handler */
+ Handler = HalReferenceHandlerForBus(InterfaceType, BusNumber);
+ if (!Handler) return 0;
+
+ /* Do the assignment */
+ Vector = Handler->GetInterruptVector(Handler,
+ Handler,
+ BusInterruptLevel,
+ BusInterruptVector,
+ Irql,
+ Affinity);
+ if ((Vector != IRQ2VECTOR(BusInterruptLevel)) ||
+ (*Irql != VECTOR2IRQL(IRQ2VECTOR(BusInterruptLevel))))
+ {
+ DPRINT1("Returning IRQL %lx, Vector %lx for Level/Vector: %lx/%lx\n",
+ *Irql, Vector, BusInterruptLevel, BusInterruptVector);
+ DPRINT1("Old HAL would've returned IRQL %lx and Vector %lx\n",
+ VECTOR2IRQL(IRQ2VECTOR(BusInterruptLevel)),
+ IRQ2VECTOR(BusInterruptLevel));
+ }
+
+ /* Dereference the handler and return */
+ HalDereferenceBusHandler(Handler);
+ return Vector;
+}
+
+/*
+ * @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)
+{
+ PBUS_HANDLER Handler;
+ ULONG Status;
+
+ /* Find the handler */
+ Handler = HaliReferenceHandlerForConfigSpace(BusDataType, BusNumber);
+ if (!Handler) return 0;
+
+ /* Do the assignment */
+ Status = Handler->SetBusData(Handler,
+ Handler,
+ SlotNumber,
+ Buffer,
+ Offset,
+ Length);
+
+ /* Dereference the handler and return */
+ HalDereferenceBusHandler(Handler);
+ return Status;
+}
+
+/*
+ * @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
+ {
+ /* Call the bus handler */
+ return HaliTranslateBusAddress(InterfaceType,
+ BusNumber,
+ BusAddress,
+ AddressSpace,
+ TranslatedAddress);
+ }
+}
+
+/* EOF */
Propchange: branches/reactos-yarotows/hal/halx86/generic/legacy/bussupp.c
------------------------------------------------------------------------------
svn:eol-style = native
Added: branches/reactos-yarotows/hal/halx86/generic/memory.c
URL:
http://svn.reactos.org/svn/reactos/branches/reactos-yarotows/hal/halx86/gen…
==============================================================================
--- branches/reactos-yarotows/hal/halx86/generic/memory.c (added)
+++ branches/reactos-yarotows/hal/halx86/generic/memory.c [iso-8859-1] Thu Jun 17 00:20:20
2010
@@ -1,0 +1,234 @@
+/*
+ * PROJECT: ReactOS HAL
+ * LICENSE: GPL - See COPYING in the top level directory
+ * FILE: hal/halx86/generic/memory.c
+ * PURPOSE: HAL memory management
+ * PROGRAMMERS: ReactOS Portable Systems Group
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <hal.h>
+#define NDEBUG
+#include <debug.h>
+
+/* Share with Mm headers? */
+#define MM_HAL_VA_START (PVOID)0xFFC00000
+#define MM_HAL_HEAP_START (PVOID)((ULONG_PTR)MM_HAL_VA_START + (1024 * 1024))
+
+/* GLOBALS *******************************************************************/
+
+ULONG HalpUsedAllocDescriptors;
+MEMORY_ALLOCATION_DESCRIPTOR HalpAllocationDescriptorArray[64];
+PVOID HalpHeapStart = MM_HAL_HEAP_START;
+
+
+/* PRIVATE FUNCTIONS *********************************************************/
+
+
+ULONG
+NTAPI
+HalpAllocPhysicalMemory(IN PLOADER_PARAMETER_BLOCK LoaderBlock,
+ IN ULONG MaxAddress,
+ IN ULONG PageCount,
+ IN BOOLEAN Aligned)
+{
+ ULONG UsedDescriptors, Alignment, PhysicalAddress;
+ PFN_NUMBER MaxPage, BasePage;
+ PLIST_ENTRY NextEntry;
+ PMEMORY_ALLOCATION_DESCRIPTOR MdBlock, NewBlock, FreeBlock;
+
+ /* Highest page we'll go */
+ MaxPage = MaxAddress >> PAGE_SHIFT;
+
+ /* We need at least two blocks */
+ if ((HalpUsedAllocDescriptors + 2) > 64) return 0;
+
+ /* Remember how many we have now */
+ UsedDescriptors = HalpUsedAllocDescriptors;
+
+ /* Loop the loader block memory descriptors */
+ NextEntry = LoaderBlock->MemoryDescriptorListHead.Flink;
+ while (NextEntry != &LoaderBlock->MemoryDescriptorListHead)
+ {
+ /* Get the block */
+ MdBlock = CONTAINING_RECORD(NextEntry,
+ MEMORY_ALLOCATION_DESCRIPTOR,
+ ListEntry);
+
+ /* No alignment by default */
+ Alignment = 0;
+
+ /* Unless requested, in which case we use a 64KB block alignment */
+ if (Aligned) Alignment = ((MdBlock->BasePage + 0x0F) & ~0x0F) -
MdBlock->BasePage;
+
+ /* Search for free memory */
+ if ((MdBlock->MemoryType == LoaderFree) ||
+ (MdBlock->MemoryType == LoaderFirmwareTemporary))
+ {
+ /* Make sure the page is within bounds, including alignment */
+ BasePage = MdBlock->BasePage;
+ if ((BasePage) &&
+ (MdBlock->PageCount >= PageCount + Alignment) &&
+ (BasePage + PageCount + Alignment < MaxPage))
+ {
+
+ /* We found an address */
+ PhysicalAddress = (BasePage + Alignment) << PAGE_SHIFT;
+ break;
+ }
+ }
+
+ /* Keep trying */
+ NextEntry = NextEntry->Flink;
+ }
+
+ /* If we didn't find anything, get out of here */
+ if (NextEntry == &LoaderBlock->MemoryDescriptorListHead) return 0;
+
+ /* Okay, now get a descriptor */
+ NewBlock = &HalpAllocationDescriptorArray[HalpUsedAllocDescriptors];
+ NewBlock->PageCount = PageCount;
+ NewBlock->BasePage = MdBlock->BasePage + Alignment;
+ NewBlock->MemoryType = LoaderHALCachedMemory;
+
+ /* Update count */
+ UsedDescriptors++;
+ HalpUsedAllocDescriptors = UsedDescriptors;
+
+ /* Check if we had any alignment */
+ if (Alignment)
+ {
+ /* Check if we had leftovers */
+ if ((MdBlock->PageCount - Alignment) != PageCount)
+ {
+ /* Get the next descriptor */
+ FreeBlock = &HalpAllocationDescriptorArray[UsedDescriptors];
+ FreeBlock->PageCount = MdBlock->PageCount - Alignment - PageCount;
+ FreeBlock->BasePage = MdBlock->BasePage + Alignment + PageCount;
+
+ /* One more */
+ HalpUsedAllocDescriptors++;
+
+ /* Insert it into the list */
+ InsertHeadList(&MdBlock->ListEntry, &FreeBlock->ListEntry);
+ }
+
+ /* Use this descriptor */
+ NewBlock->PageCount = Alignment;
+ InsertHeadList(&MdBlock->ListEntry, &NewBlock->ListEntry);
+ }
+ else
+ {
+ /* Consume memory from this block */
+ MdBlock->BasePage += PageCount;
+ MdBlock->PageCount -= PageCount;
+
+ /* Insert the descriptor */
+ InsertTailList(&MdBlock->ListEntry, &NewBlock->ListEntry);
+
+ /* Remove the entry if the whole block was allocated */
+ if (!MdBlock->PageCount == 0) RemoveEntryList(&MdBlock->ListEntry);
+ }
+
+ /* Return the address */
+ return PhysicalAddress;
+}
+
+PVOID
+NTAPI
+HalpMapPhysicalMemory64(IN PHYSICAL_ADDRESS PhysicalAddress,
+ IN ULONG PageCount)
+{
+ PHARDWARE_PTE PointerPte;
+ ULONG UsedPages = 0;
+ PVOID VirtualAddress, BaseAddress;
+
+ /* Start at the current HAL heap base */
+ BaseAddress = HalpHeapStart;
+ VirtualAddress = BaseAddress;
+
+ /* Loop until we have all the pages required */
+ while (UsedPages < PageCount)
+ {
+ /* If this overflows past the HAL heap, it means there's no space */
+ if (VirtualAddress == NULL) return NULL;
+
+ /* Get the PTE for this address */
+ PointerPte = HalAddressToPte(VirtualAddress);
+
+ /* Go to the next page */
+ VirtualAddress = (PVOID)((ULONG_PTR)VirtualAddress + PAGE_SIZE);
+
+ /* Check if the page is available */
+ if (PointerPte->Valid)
+ {
+ /* PTE has data, skip it and start with a new base address */
+ BaseAddress = VirtualAddress;
+ UsedPages = 0;
+ continue;
+ }
+
+ /* PTE is available, keep going on this run */
+ UsedPages++;
+ }
+
+ /* Take the base address of the page plus the actual offset in the address */
+ VirtualAddress = (PVOID)((ULONG_PTR)BaseAddress +
+ BYTE_OFFSET(PhysicalAddress.LowPart));
+
+ /* If we are starting at the heap, move the heap */
+ if (BaseAddress == HalpHeapStart)
+ {
+ /* Past this allocation */
+ HalpHeapStart = (PVOID)((ULONG_PTR)BaseAddress + (PageCount * PAGE_SIZE));
+ }
+
+ /* Loop pages that can be mapped */
+ while (UsedPages--)
+ {
+ /* Fill out the PTE */
+ PointerPte = HalAddressToPte(BaseAddress);
+ PointerPte->PageFrameNumber = PhysicalAddress.QuadPart >> PAGE_SHIFT;
+ PointerPte->Valid = 1;
+ PointerPte->Write = 1;
+
+ /* Move to the next address */
+ PhysicalAddress.QuadPart += PAGE_SIZE;
+ BaseAddress = (PVOID)((ULONG_PTR)BaseAddress + PAGE_SIZE);
+ }
+
+ /* Flush the TLB and return the address */
+ HalpFlushTLB();
+ return VirtualAddress;
+}
+
+VOID
+NTAPI
+HalpUnmapVirtualAddress(IN PVOID VirtualAddress,
+ IN ULONG PageCount)
+{
+ PHARDWARE_PTE PointerPte;
+ ULONG i;
+
+ /* Only accept valid addresses */
+ if (VirtualAddress < MM_HAL_VA_START) return;
+
+ /* Align it down to page size */
+ VirtualAddress = (PVOID)((ULONG_PTR)VirtualAddress & ~(PAGE_SIZE - 1));
+
+ /* Loop PTEs */
+ PointerPte = HalAddressToPte(VirtualAddress);
+ for (i = 0; i < PageCount; i++)
+ {
+ *(PULONG)PointerPte = 0;
+ PointerPte++;
+ }
+
+ /* Flush the TLB */
+ HalpFlushTLB();
+
+ /* Put the heap back */
+ if (HalpHeapStart > VirtualAddress) HalpHeapStart = VirtualAddress;
+}
+
Propchange: branches/reactos-yarotows/hal/halx86/generic/memory.c
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jgardou＠svn.reactos.org