What is new in PCIScope

Added support for Windows 11 Version 22H2 (Build 22621 - October 2022 Update).
Added support for Windows 10 Version 22H2 (Build 19045 - October 2022 Update).
Updated according PCI Code and ID Assignment Specification Revision 1.15.
Updated according PCI Express® Base Specification Revision 6.0.
Updated according PCI Express® Base Specification Revision 6.0.1.
Added support of TEE Device Interface Security Protocol (TDISP) ECN.
Added support of Data Object Exchange (DOE), Revision 1.1 ECN.
Added support of Unordered IO (UIO) ECN.
Updated ID database.
Few minor issues were corrected.

Added support for Windows 11 Version 21H2 (Build 22000 - October 2021 Update).
Updated according PCI Express® Base Specification Revision 6.0 Version 0.9.
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 21H1 (Build 19043 - May 2021 Update).
Updated for support Combined Power ECN, Nov 05, 2020.
Updated for support Translated Memory Requests with PASID ECN (Sep 21, 2020).
Updated for support Integrity and Data Encryption (IDE) (Nov 19, 2020).
Updated for support Errata for the PCI Express® Base Specification Revision 5.0 (December 3, 2020).
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 20H2 (Build 19042 - Oct 2020 Update).
Updated according PCI Code and ID Assignment Specification Revision 1.13.
Updated according PCI Express® Base Specification Revision 6.0 Version 0.7.
Updated according to Trusted Configuration Space for PCI Express ECN (July 2005).
Updated according to Integrity and Data Encryption (IDE) ECN, (June 25, 2020).
Updated according to Translated Memory Requests with PASID ECN, (September 21, 2020).
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 2004 (Build 19041 - May 2020 Update).
Updated according PCI Code and ID Assignment Specification Revision 1.12.
Implemented support of Deferrable Memory Write (DMWr) and Device 3 Extended Capability ECN.
Implemented support of Data Object Exchange (DOE) ECN.
Implemented support of ATS Memory Attributes ECN.
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 1909 (Build 18363 - November 2019 Update).
Implemented support of ATS Memory Attributes ECN (September 19, 2019).
Implemented support of PTM Byte Ordering Adaptation ECN (October 1, 2019).
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 1903 (Build 18362 - May 2019 Update).
Updated according PCI Code and ID Assignment Specification Revision 1.11.
Updated according PCI Express® Base Specification Revision 5.0 Version 1.0.
Updated according Errata for PCI Express® Base Specification Revision 5.0.
Updated according Shadow Functions ECN, July 11, 2019.
Updated according PTM Errata Adaptation ECN, July 11, 2019.
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 1809 (Build 17763.107 - November 2018 Update).
Updated according PCI Code and ID Assignment Specification Revision 1.10.
Updated according PCI Express Base Specification 4.0 Errata Oct 4, 2018.
Updated support for ECN "Root Complex Event Collector Bus Number Association" to release Sep 13, 2018.
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Version 1803 (Build 17134 - April 2018 Update).
Added support for ECN "Root Complex Event Collector Bus Number Association".
Added support for ECN "PCIe Link Activation".
Added support for ECN "Address Translation Relaxed Ordering".
Updated ID database.
Few minor issues were corrected.

Added support for Windows 10 Sep 2017 (Build 16299 - Fall Creators Update).
Updated according PCI Express Base Specification 4.0.
Updated according PCI Code and ID Assignment Specification Revision 1.9.
Added support for Expansion ROM Validation.
Updated ID database.
Added support for Capability structures emulation.
Few minor issues were corrected.

Updated ID database.
Added support for Windows 10 Mar 2017 (Build 15063 - Creators Update).
Few minor issues were corrected.

Updated ID database.
Added support of Windows 10 Jul 2016 (Build 14393).
Updated according PCI Code and ID Assignment Specification Revision 1.8.
Added Flattening Portal Bridge (FPB) Capability support.
Added Hierarchy ID Extended Capability support.
Few minor issues were corrected.

Updated ID database.
Added support of Windows 10 Mar 2016 (Build 14295).
Added detailed logging of MP and IOAPIC objects creation.
Added possibility to supress names of Reserved and Unknown Registers.
Added possibility to show offsets inside of Capability structures.
Added context menu to switch between Device Manager and PCI trees.
Corrected AGP support according to Accelerated Graphics Port Interface Specification, Revision 3.0.
Added support Secure Device Capability.
Added possibility to update all views with data refreshed in Watch window.
Added IOAPIC information detection via ACPI, if MP Configuration table is missing.
Restructured custom.ini file.
Updated Resizable BAR Extended Capability support.
Updated MSI Capability support.
Added support for Resizable BARs Extended Capability.
Partially updated Help file.
Few minor issues were corrected.

Updated ID database.
Added support of Windows 10 November 2015 (Build 10586).
Updated according PCI Code and ID Assignment Specification Revision 1.7.
Added support for Designated Vendor-Specific Extended Capability (DVSEC).
Few minor issues were corrected.

Updated ID database.
Added support of Windows 10 Release (Build 10240).
Added reporting of platform's Firmware.
Updated according PCI Code and ID Assignment Specification Revision 1.6.
Few minor issues were corrected.

Updated ID database.
Added support of Windows 10 Preview (up to Build 10074).
Added support for UEFI Firmware.
Added support for PCI Express® Base Specification Revision 4.0 Version 0.5 February 6, 2015.
Corrected addressing bug in display of Capability structures.
Added possibility of additional mappings in processing of Capabilities (e.g. MSI-X).
Corrected display of several Capability structures.
Few minor issues were corrected.

Updated ID database.
Implemented support of Windows 10 Preview (Build 9926).
Fix processing of QWORD Aml Data
Added support for BuildAmlTree and LogAmlTree settings in CUSTOM.INI.
Revised Setup procedure.
Improved logging.
Fixed reading of PCIe configuration space on PC with UEFI firmware.
Few minor bugs were fixed.

Updated ID database.
Updated according to PCI Express Base Specification 3.1, Oct 08, 2014.
Implemented support of Windows 10 Preview (Build 9841).
Corrected retrieval of KINTERRUPTS objects in Windows 8.1.
Corrected hang during Interrupt processing on selected platforms.
Few minor bugs were fixed.

Updated ID database.
Revised support of PCI Express Base Specification 4.0, Version 0.3, Feb 19, 2014.
Updated according PCI Code and ID Assignment Specification Revision 1.5.
Added support for new Enhanced Capabilities:
- Precision Time Measurement (PTM)
- PCI Express over M-PHY (M-PCIe)
- FRS Queueing
- Readiness Time Reporting
Updated Downstream Port Containment (DPC) Enhanced Capability.
Restored compatibility of collected ACPI BIOS information with ACPIScope file format.
Fixed detection of Server OS version.
Few minor bugs were fixed.

Updated device lists.
Fixed ACPI support for American Megatrends Inc. BIOS reporting wrong ACPI Revision.
Few minor bugs were fixed.

Added support for Windows 8.1 / Server 2012 R2 Release (Build 9600).
Updated device lists.
Few minor bugs were fixed.

Updated ID database
Added support for Release Preview of Windows 8.1 (Build 9431)
Added support for Release Preview of Server 2012 (R2)
Several minor bugs were fixed

Updated ID database
Fixed bug in display of PCIe extended registers
Fix proper collection of ACPI information under Windows 8/Server 2012
Added 'LogAcpiTree', 'ShowIDT64Hooks', 'MutexWatchLog' settings in CUSTOM.INI
Fix processing of selected USB3 controllers
Fix Interrupt Watch functionality
Fixed driver start problem on selected Windows 8/Server 2012 machines

Updated ID database
Fixed bug in built-in debugger
Updated according PCI Code and ID Assignment Specification Revision 1.3
Added support for Downstream Port Containment (DPC) and L1 PM Substates capabilities
Fixed support for USB3 controllers
Added support for Windows 8 and Server 2012

Corrected dispaly of resource ranges
Updated ID database
Updated debugger. Implemented new commands RDMSR/WRMSR
Restructured and updated Help file
Update Automation (added support for Read/WriteQword)
Several PCD/PCI files were updated
Correct detection of PCI subsystems with multiple root buses
Updated according PCI Code and ID Assignment Specification Revision 1.2
Added support for computers with PSE-36 memory addressing
Fixed "Add unrecognized device" functionality
Added several new script samples
Added support for Windows 8 Release Preview

Fixed collection of ACPI info on x64 system.
Fixed display of the Driver stack on x64 system with more as 4Gb of memory
Fixed Bar sizing on x64 SMP systems
Modified processing of PCIe configuration space.
Added logging of reading of PCI configuration space.
Modified processing of USB 3.0 controllers. Added support of xHCI capabilities.
Added an option to display a list of used PCD files.
Added an option to set tooltip line width
Added an option to display absolute registers offset.
Updated set of .PCD files.
Added full capabilities support accorfing PCIe 3.0 specification.
Added support of Single Root I/O Virtualization and Sharing Specification 1.0.
Added support of Multi-Root I/O Virtualization and Sharing Specification 1.0.
Added support of Address Translation Services Revision 1.1.

Added support for Microsoft Windows 7 / Server 2008 / Server 2008 R2
Added support for x64 mode (Windows 7 x64, Vista x64, XP x64)
Extended PCD language
Updated PCI vendor and devices list
Added specific recognition of more as 1000 devices, including over 100 chipsets
Added detection of Virtual machine platform (e.g. Vmware)
Added compatibility with Vmware workstation 6.5 and 8.0
Fixed detection of APIC information under VMWare emulation
Fixed incorrect addressing and access of PCI Express configuration space
Fixed incorrect display of the secondary bridge interface
Fixed memory allocation error in PCD parsing
Fixed work of configuration comparison
Improved UI functionality
Excluded deprecated PcdEval module

Added support for Microsoft Windows Vista™ Beta 1
A database of PCI Vendors and Devices was updated.
Several minor bugs were fixed.

Fixed processing of PCI Express devices w/o enhanced PCI configuration space on Intel 915 chipset and similar platforms. (on such platforms missing PCI configuration space registers are read back as 0xFF).
Several minor bugs were fixed.

Corrected GPF in trial version on some platforms.
Several minor bugs were fixed.

Implemented new user interface.
Added support of PCI Express Extended configuration space.
Implemented PCI Express Enhanced Capabilities support according to PCI Express Base Specification 1.1.
Added support of new capabilities according PCI Local Bus Specification 3.0.
Added Vital Product Data (VPD) support.
Added support of nForce2, Intel 865, 875, 915G and 925X chipsets.
Implemented new format of device description (.PCD/.PCI) files.
Fixed NMI at startup on Dell GX280 platform.
Updated database of PCI Vendors and Devices.
Several minor bugs were fixed.

A possibility to export a full ACPI information to ACPIScope was added.
Support for the following Texas Instruments adapters was added: PCI6411/PCI6421/PCI6611/PCI6621/PCI7411/PCI7421/PCI7611/PCI7621.
Services view (System tree | Services): version information for each installed driver/Win32 service was added.
Services view: a possibility to display a "Service DLL" name was added.
A database of PCI Vendors and Devices was updated.
Several minor bugs were fixed.

A possibility to run PCIScope under a non-administrative user account was added (Windows NT4.0/2000/XP/Server 2003). When PCIScope cannot start the driver, it works as a viewer of .BPD files. After an additional setup PCIScope can start the driver and access a hardware under any user account (see the help topic "How to enable PCIScope to access hardware under a non-administrative user account".
Information about installed Win32 services and kernel-mode drivers is collected now. The services object is located in the System tree. The Service Properties dialog shows detailed information about each service or driver.
A database of PCI Vendors and Devices was updated.
A hang under Windows 2000 Server was fixed.
Detection of phantom devices was corrected.
Several minor bugs were fixed.

Complete support for IEEE 1394 (FireWire) OHCI and USB 2.0 EHCI host controllers. Now PCIScope reads and interprets all PCI and memory registers of these controllers according to specifications.
Parts from "1394 Open Host Controller Interface Specification" and "EHCI Specification for Universal Serial Bus" were added to program's help.
A list of significant changes was implemented in PCIScope's DOS agent (PCITOOL.EXE):
1. Reading of USB 2.0 EHCI and 1394 (FireWire) OHCI registers
2. Producing a binary file in format compatible with PCIScope (a .BPD file)
3. A possibility to read/write any PCI registers using a command file
Each tab that displays I/O or memory registers in the right panel now has a tooltip, which shows brief information about the registers (BAR, offset, etc).
A bug with displaying registers by Byte/Word/Dword in right panel was fixed.
A database of PCI Vendors and Devices was updated.
Several bugs were fixed.

Support for 12-characters serial number was added.
Resource Summary now displays resources from 4 sources:
PCI hardware, ISA PnP hardware, Device Manager and Plug-n-Play Arbiters.
A possibility to hide duplications in Resource Summary was implemented. Just right click on Resource Summary entries in System tree in order to call a context menu and select "Hide Duplications" command.
A database of PCI Vendors and Devices was updated.
A bug under Windows XP has been fixed: the detection stage never ended if several users were logged on.

A bug in Interrupt Watch was fixed, which caused a hang on some Compaq notebooks.

Support for Windows Server 2003 was added.
Support for PAE (Physical Address Extension) was implemented. PAE mode is used by Windows 2000/XP/Server 2003 in order to support more then 4GB of physical memory.
System Event Log: Now PCIScope collects events from the System Event Log for last 10 days. All events are immediately decoded, which means that PCIScope's Event Log can be viewed on any machine, not only the machine where it was saved.
A database of PCI Vendors and Devices was updated.
Sorting resources in Device Manager view: "Sort resources" checkbox was added to the context menu to display resources of device node either sorted or unsorted.

"Tip of the day"was added.
Detection of ISA PnP information was added; results are displayed in a separate PnP tree.
A Bus Topology diagram was fully redesigned. Now it displays a lot of additional information for bridges: PCI balancing errors, bus/subordinate bus, ISA enable/VGA enable bits, etc.
An IRQ Routing diagram was fully redesigned. Now is based on information from all available sources: MP configuration table, I/O APIC registers, PCI BIOS.
An algorithm used by Configuration Comparison tool was fully redesigned in order to fix all known problems.
A Resource Summary was created, which shows hardware resources retrieved by PCIScope from PCI devices and ISA PnP device nodes.
A possibility to refresh Device Manager tree on individual tree level from a context menu was implemented. Now every device in a Device Manager tree has 'Refresh' and 'Refresh Subtree' commands in its context menu.
A 'Compare' command was added to PCI device's context menu. This makes possible to quickly compare a current device with another device.
A support for Server Works chipsets was enhanced. For example, now PCIScope detects empty PCI buses on Server Works platforms.
Decoding of known PNP Arbitrator's flags was done in Device Manager view.
A separate 'System Information' tree was created, which contains different system data and tables.
An /SD command line parameter was added to PCIScope. When started with /SD, PCIScope doesn't perform a hardware detection on startup.
Now commands 'Import/Export PCI Registers Dump' are able to import/export I/O and memory-mapped registers, for example CardBus registers, ExCA registers, UHCI registers, etc.
PCIScope's DOS agent (PCITOOL.EXE) now dumps CardBus and ExCA registers for all CardBus adapters in format, which can be imported into PCIScope. Now /DA command dumps both PCI configuration space and CardBus/ExCA registers. The /FM[:address] command can be used to override default memory window, which is used to access CardBus and ExCA registers.
PCIScope's DOS agent (PCITOOL.EXE) now displays size of BAR registers on /DC command.
Implemented limitations in Evaluation Version:
- A registration reminder dialog appears regularly.
- Information about some PCI devices, system tables and Device Manager devices is disabled.
- PCIScope's Interrupt Watch is able to catch only a limited number of interrupts.
Program's help was updated according to PCI-to-PCI bridge specification v 1.2.
A lot of user interface enhancements were done: status bar information was made consistent; appearance of Advanced Edit dialog was enhanced, etc.
Disappearing of caret in Debugger window was fixed.
A GPF with Matrox Millennium PCI MGA-2064W card was fixed.
Fixed problem with reading I/O and memory-mapped registers (like ExCA registers, Option ROM, etc) from PCI device when it is in low power state (not D0).
Several bugs in Interrupt Watch were fixed concerning detection of interrupt vector and IRQ on uniprocessor machines and multiprocessor machines with multiple APICs.
Corrected displaying of PCI registers in 'by Bytes', 'by Word' and 'by DWord' modes.
A text color of Information TAB, PCI Registers Form and Interrupt Statistics window was fixed for non-standard color schemes.
All O2Micro description files were put into a separate add-on package. If you want to obtain O2Micro add-on package, you will need enter into NDA (Non-Disclosure Agreement) with O2Micro. Please send an e-mail to sales@tssc.de with word O2Micro in the subject line for more info.
A conflict with Autoshutdown service on DELL multiprocessor machines was fixed.
A number of new specifically recognized devices was added. Please refer to the list of specifically recognized devices.

A bug with reading PnP arbiters information was fixed. That bug caused a blue screen or system reboot on some systems during the detection phase.
A bug with comparison of PCI devices with different registers sets was fixed.
PCIScope's versioning information was added to .BPD file. That information includes PCIScope's version, release date, serial number and installation directory.
Drivers Stack tab in Device Manager view was corrected. An algorithm of recognition of device type (FDO, PDO, Filter DO) was improved.
Menus and toolbars were disabled when the evaluation countdown dialog is active.
Information about PnP arbiters was split into several tabs: each tab for each type of arbiter.
Context menu commands 'Show Registers By...' and 'Show Registers As...' in PCI registers tab were fixed.
A detection progress message was redesigned.
A Technical Support WEB page was added. References to this page and a Troubleshooting page were added to the program's Help menu.
More help for PnP arbiters was added.
Several minor modifications and bug fixes were done.

PCIScope DOS agent (PCITOOL.EXE) was added to the installation. It allows reading PCI configuration space under clear DOS or Windows 9x DOS. It also allows saving PCI configuration spaces of all devices into a file, which can be imported into PCIScope.
A problem with loading PCIScope's driver under Windows NT 4.0 was fixed.
Appearance of PCIScope's docking windows was improved.
Several minor modifications and bug fixes were done.

Display of PnP driver stack was added: all drivers involved in processing, including all filters.
Interrupt Watch was ported on Windows 95/98/ME.
A colored Power State indicator was added into status line in order to show power state (D0/D1/D2/D3) of selected PCI device.
Configuration Comparison feature was improved. Now you are able to compare any two devices from the same or from different configurations.
A possibility to import/export text dump of PCI configuration space was added. It allows to exchange PCI configuration space information with other programs.
A decoding of ExCA registers was added as a separate page.
A possibility to distinguish PCI devices by Revision Id was added. Now PCIScope is able to show different device names and load different set of registers' descriptions for devices with different Revision Id.
Hot-Plug PCI and PCI-X support was implemented: SHPC capabilities list item and PCI-X capabilities list item are decoded now.
A location of a PCI device is displayed now (motherboard, PCI Slot 0, PCI Slot 1, etc).
A database of PCI Vendors and Devices was updated.
A number of new specifically recognized devices was added. Please refer to the list of specifically recognized devices.
Additional scripting samples was added.
Names of ExCA registers were corrected in order to conform a standard.
Recognition of those O2 Micro adapters, that have the same PCI device Id for different models, was implemented.
Registers Watch and Error Watch: a time of last modification of a register was added for both watches.
Registers Watch and Error Watch: a recently modified value in both watches is marked with color now.
In I/O Arbiters view: length of each I/O and Memory range was displayed.
In I/O Arbiters view: display of inverted range list was added.
Performance of Interrupt Watch was improved.
Interrupt Watch: a total execution time of IDT handler is displayed.
Interrupt Watch: a possibility to catch unhanded interrupts was added.
Interrupt Hook Setup dialog: a context menu was added. It allows to set or remove hooks for all visible interrupts.
Interrupt Hook Setup dialog: checkboxes 'Show PCI IRQ Only' and 'Show IDT handlers' were added.
Interrupt Watch: a format of Interrupt Log file and Statistics window was enhanced
Interrupt Watch: when interrupt log overflows, a special message appears now.
Freezing during the program start-up was fixed.
A read/write granularity for Application Memory automation object was corrected.
A keyboard interface of Registers view was improved. Now you are able to copy information using a standard Ctrl+C shortcut from both list of Registers and list of Bit-fields.
Tooltips in Registers view were completely redesigned.
Program's appearance under Windows XP was improved.
A lot of minor modifications and bug fixes were done.

Interrupt watch module was implemented. Now you can spy PCI and non-PCI interrupts, view detailed interrupt information and statistics. This facility was designed to support both uniprocessor and multiprocessor platforms.
Memory read/write commands in built-in debugger were modified to use byte/word/dword writes according to a modifier. For example POKED will use dword writes, while POKEW will use word writes. This was done to generate proper PCI read/write cycles when the target memory is physically located on a PCI device.
Detailed I/O APIC information was added.
Help system was updated with information from Mini PCI, PCI Hot-Plug and PCI-X specifications.
A number of new specifically recognized devices was added. Please refer to the list of specifically recognized devices.
A database of PCI Vendors and Devices was updated.
A PCI subsystem balance test was totally redesigned. This test can be called from menu "Tools | Check PCI Subsystem".
A dump of MP Configuration Table and BIOS IRQ routing table was added.
Script samples were placed to the PCIScope's installation directory.
Separate menu items to Create and Edit script were added.
A context menu for PCI Registers Form was added. Now right click calls the context menu, left click selects the register, left double click jumps to the Registers view.
A register name was added into tooltip for Registers Form.
Support for 'Auto Refresh' option was corrected: when 'Auto Refresh' is switched off, then all PCIScope's activity on the PCI bus is disabled.
A problem with disappearing of caret in Debugger window was fixed.
A lot of minor modifications and bug fixes were done.

Added support for PCI 2.3 specification.
Added scripting support. Now you can use any scripting language (for example VBScript or JScript) to read or modify PCI configuration space, I/O registers and system memory. You can also access information collected by PCIScope, open or save PCIScope's files and perform a lot of other automation tasks. Click here to see examples of scripts in VBScript and JScript.
Added automatic PCI error detection that will watch such PCI errors as Master Abort, Target Abort, etc. Additionally an error semaphore is displayed in status bar and shows if any PCI errors occurred.
Added possibility to view PNP arbiters information (this feature is currently available for Windows 2000 and XP).
Added a number of new specifically recognized devices. Please refer to the list of specifically recognized devices.
Added detection of phantom PCI devices and filter that allows to show or hide them.
Added possibility to refresh a particular device or bus.
Added support for add-on packages.
Added add-on package for ServerWorks chipsets.*
Added support for little/big endian option for Registers Form view.
Added support of block writing to memory space in debugger. Now POKE and W commands debugger commands can manipulate with array of data.
A size of PCIScope's binary (BPD) files was dramatically decreased.
Fixed bug with extracting lower and upper filters for PNP devices.
Fixed a lot of minor bugs.

* PCIScope is able to recognize registers for several ServerWorks chipsets.
If you want to obtain ServerWorks add-on package, you will need enter into 3-way NDA (Non-Disclosure Agreement) with ServerWorks and APSoft. Please send an e-mail to sales@tssc.de with word ServerWorks in the subject line.

PCIScope description language was updated with ability to interpret I/O and memory registers. Now PCIScope handles I/O and Memory-mapped registers of PCI device in the same way as PCI configuration registers. PCIScope can fully decode those registers, read, write, refresh, watch, compare and save to file.
Using a PCIScope description language you can add a description of I/O and memory-mapped registers for any device. Currently the following I/O and memory registers are already added: CardBus/ExCA registers for CardBus controllers, UHCI and OHCI registers for USB controllers.
Added a number of new specifically recognized devices. Please refer to the list of specifically recognized devices.
Added connection to Device Manager (Configuration Manager under Windows 98/ME). Now PCIScope collects and displays Device Manager information for PCI devices as well as for all other devices in the machine.
Updated database of PCI Vendors/Devices.
Enumeration algorithm was enhanced with support of additional chipsets.
Enhanced built-in debugger, watch window and edit capability.
Added possibility to refresh a particular register or a list of registers without refresh an entire PCI configuration.
Added help topic "Differences between Intel host bridges registers"
Corrected support and encoding of 64-bit BARs, Expansion ROM and Capability registers.
Corrected support of long file names.