Multicore Software Technology Roadmap

Transcription

1 November, 2010 Multicore Software Technology Roadmap Jacques Landry and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

2 Session Introduction This presentation will review the multicore software strategy for the Freescale Networking and Multimedia processor roadmap This will give you an overview of the key enablement plans for high-end and low-end processor families The multicore software strategy in this presentation focuses on the software components that will be used by application software to drive application-level performance and capability and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 2

3 Session Objective After completing this session you will be able to: Describe how the Freescale multicore software architecture enables application developers to achieve performance on Freescale multicore devices Name the components that make up the Freescale multicore software architecture Understand the roadmap for the major multicore software architecture components and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 3

4 Agenda Overview of the application space for networking Multicore software programming models High-performance multicore software architecture Low-end multicore software architecture Full system instrumentation for multicore Multicore software roadmap and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 4

5 Home Business Mobile Networking Segments User, Access, Core User Access Core Storage D Video Printers D Equipment (Medical, Industrial) Routers / Switches D SMB Gateway Security Appliances BTS Node B enb BTS 2G GSM/CDMA 3G UTRAN BSC RNC RNC D 3G LTE / Evolved WiMAX e Metro/WDM (SONET/SDH) IP/PBX D D D D PSTN GSN AGW ACR MGW D PSTN IP Core Network IMS/SIP Network Storage Media Hub Residential Gateway D D Femto BTS Modem Set Top Box DSLAM/MSAN PON OLT Cable CMTS BRAS Note: Simplified diagram, not all connections/applications shown D Applications with DSP and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 5

6 Power Key Technology Trends in Networking Segments Flattening of the network Consolidation of services into fewer devices, increased sustained bandwidth and processing rates, secure and trusted processing requirements Moore s law challenged Higher performance with power constraint. Advent of multicore and application-specific acceleration. Required software support. 1xCPU Frequency scaling of CPU cores no longer valid due to power constraints 30W Ceiling NxCPU Multicore processors viewed as the most viable approach to achieve required performance gains within power budgets 16W 8W 4W 2W Performance Requirement and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 6

7 Hardware Multicore Implementations Single Core with Hardware Accelerators CPU Homogeneous Multi/Many Core With or without accelerators Shared or distributed memory Heterogeneous Multi/Many Core Shared Bus CPU CPU CPU CPU DRAM CPU GPU DSP CPU DRAM DRAM Bridge Shared Bus Accel I/O I/O Accel I/O I/O Accel DRAM Accel I/O I/O FPU DRAM Sequential operations that cannot be multi-threaded Hardware acceleration provides more power/performance efficiency than software Easier programming environment Easier migration of legacy code Lack of specialized hardware for differing tasks Specialized hardware for different tasks Most power/performance efficient Software complexity and portability Increasing Software Complexity and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 7

8 Varied Multicore Programming Models Required Shared Cache APP APP Multicore System Hardware I/O Interrupt Controller Linux CPU CPU CPU CPU Memory I/O I/O I/O I/O Symmetric Multiprocessing Single on all cores Applications can run on any core - Common implementation in desktops Shared Cache Multicore System Hardware I/O Interrupt Controller Partition Partition Partition Partition Linux APP APP CPU I/O Linux APP APP Linux APP APP CPU I/O Linux APP APP Linux APP APP CPU I/O Linux APP APP Linux APP APP CPU Memory Memory Memory Memory I/O Linux APP APP Asymmetric Multiprocessing Many instances of the same on cores - Common implementation in servers Goal: consolidate servers, increase utilization Multicore System Hardware Shared Cache I/O Interrupt Controller Partition Partition Partition APP APP Linux APP APP RT APP APP Legacy CPU CPU CPU CPU Memory Memory Memory I/O Accel I/O I/O Memory Asymmetric Multiprocessing Many different s on dedicated cores - Common implementation in embedded markets and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 8

9 Power Closing the Gap with Multicore Solutions 1xCPU Freescale closes The Gap with Balanced Architecture 30W Ceiling NxCPU Smart multicore devices NxCPU + Acceleration Targeted application acceleration 6W 8W 4W 2W Performance Requirement Aggressive process technology Extensive multicore optimized software and ecosystem support and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 9

10 Security Accelerators Datapath Acceleration Multicore DSP / Processor Architectures 128KB Backside L2 Cache Power Architecture E500-mc Core 32KB D-Cache 32KB I-Cache SC3850 DSP Core 32KB L1 I-Cache 32KB L1 D-Cache 512KB L2 Cache M2 Memory MAPLE-B Dual RISC Processors Turbo/ Viterbi DFT/ IDFT FFT/ IFFT CRC DMA 4 TDMs QUICC Engine Subsystem High-Speed Serial Interface Management Interfaces JTAG High-Speed Interconnect Debug DDR2/DDR3 SDRAM Controller DDR2/DDR3 SDRAM Controller M3 Memory 1056 Kbyte Standard I/O DDR Interface 64/32-bit 800 MHz Multiple SC3850 DSP cores Multi accelerator platform engine for baseband (MAPLE-B) High-speed, high-bandwidth CLASS / Tri-level cache hierarchy CoreNet on-chip fabric Dual RISC core QUICC Engine subsystem Multiple e500 superscalar processor cores Hardware virtualization support On-demand application acceleration Industry-leading performance and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 10

11 Invest Development Tools Partner Invest in Optimizing Freescale Platforms Networking Software Strategy Own / control silicon-optimized software IP across all of our hardware devices and platforms Multi-core, PPC, DSP, accelerator Standalone base tools and run-time technologies Built around standard platforms Stacks VortiQa Applications Available throughout the ecosystem APIs/Libraries Partner for Vertical Solutions Complete solutions in select application spaces VortiQa networking apps s Schedulers Drivers/BSPs/HAL Silicon Leverage partners (ENEA, Mentor Graphics, Greenhills, QNX and others) elsewhere and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 11

12 Multicore Software Solution Model MC Applications: VortiQa security applications SMP And AMP models Component model for scalability Com Stacks/APIs: Silicon-optimized Open and scalable Linux: Control plane processing SMP support Light Weight Executive (LWE): Data path acceleration library Run to completion BSP: Silicon-optimized Full featured Open source HyperVisor: Security and separation Messaging among cores System-level event handling Debug support Multicore Applications Comm Stacks And Apis Linux (RT, 3p) Light Weight Exec (Data Path Acceleration) Optimized Board Support Package Virtualization/Hypervisor Cores Accelerators Peripherals and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 12

13 DSP Software Solution Model DSP Application Frameworks Reusable system frameworks Robust media delivery platform Well-defined APIs Components: Optimized for high channel densities WiMax, LTE L1 Support of numerous multimedia codecs Video - H264, SVC Voice - G.729AB, G.726, G.723.1, ilbc DSP RT: Lightweight and optimized Multicore enabled/support Real-time support DSP Application Framework DSP Components DSP RT (SD) DSP Drivers (Chip Support Library) Cores Accelerators Peripherals Drivers: Silicon-optimized Well-defined APIs and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 13

14 High End Multicore Software Architecture and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 14

15 QorIQ P4 Multicore Hardware Architecture and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 15

16 Multicore Software Architecture Models and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 16

17 Unsupervised AMP Multicore Approaches Support for allowing heterogeneous operating environments to execute concurrently on different cores in an SoC Cooperative approaches to sharing the resources of the device Supervised AMP Software hypervisor to provide a virtualized environment in which guests can run Spatial and (optional) temporal partitioning Hypervisor manages global resources (e.g. interrupt controller) and provides services Lightweight Executive API Provide model for programming (run-to-completion) simple AMP applications for the data path Virtualized guest of the hypervisor Migration to an encapsulated environment in user space of a host (Linux) and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 17

18 Unsupervised AMP and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 18

19 Unsupervised AMP General Approach Manage the partitioning of the system so that multiple es can boot safely Partition the peripherals so that they are segregated into different resource pools (each managed by a different ) Provide interpartition communication for applications and operating environments Paravirtualize I/O requests so that they can be delegated to the operating environment that owns the device Create standards for interoperability for heterogeneous es (boot, IPC) Freescale solution Linux AMP environment that supports multicore booting of the Linux and allows a guest to be booted on secondary cores Ecosystem support Wide support within the ecosystem for enablement of AMP solutions Adoption of standards is growing (e.g. epapr) Typically support vendor RT and Linux and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 19

20 Lightweight Executive and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 20

21 QorIQ P4080/4040 Multicore Programming Paradigm Support a variety of customer use cases Multiple operating systems utilized across cores on a single device Proprietary, third-party and open source multicore operating systems Symmetric Multi-Processing (SMP) and Asymmetric Multi-Processing (AMP), often running concurrently Often bare-metal, or engineered light-, used on forwarding/data plane cores Freescale has developed a reference development platform Freescale embedded reference Hypervisor Freescale boot standards, including u-boot Leverage open boot protocol and API standards (e.g. Power.org ) Freescale Light Weight Executive (LWE) for run-to-completion data plane processing Demonstrate performance and provide reference example for customers Services Linux Linux AMP Forwarding/ Data Plane Light Weight Executive AMP (Light RT) Control Plane 3 rd Party SMP L2 Cache L2 Cache L2 Cache L2 Cache L2 Cache L2 Cache L2 Cache L2 Cache Power Architecture Core Power Architecture Core Power Architecture Core Power Architecture Core Power Architecture Core Power Architecture Core Power Architecture Core Power Architecture Core D-Cache I-Cache D-Cache I-Cache D-Cache I-Cache D-Cache I-Cache D-Cache I-Cache D-Cache I-Cache D-Cache I-Cache D-Cache I-Cache and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 21

22 Light Weight Executive Concept Set of C-libraries needed to support data plane applications (C++ planned) Run-to-completion software model Processes do not pre-empt each other. The process must run to completion before other processes get a chance to run, as scheduled by the QMan (= implicit work scheduler) IRQs are supported, software responsibility to postpone actual processing using SWI or implement proper protection/sharing mechanism Device trees for LWE configuration Runs in supervisor state Dependency on Hypervisor Hypercalls used to access Hypervisor functionality Ingress Channel Egress Channel FQ FQ FQ FQ priority FQ Function FQ FQ FQ FQ priority and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 22

23 Lightweight Executive Lightweight Executive (LWE) Support Run-to-completion software model in Linux user space LWE (data plane) tasks run as user space applications No dependencies outside of Linux kernel (i.e. Hypervisor optional) Flexible association between software portals and LWE tasks Core/thread affine for maximum performance or floating for scalability Leverage Linux facilities and standard capabilities whenever possible Runtime support Isolation of cores running realtime tasks Linux Manage realtime constraints Standardize on distribution mechanism Freescale delivers optimized BSPs; partners deliver value-added distributions Single commercial/non-commercial distribution of Linux for Freescale Freescale focus on driving Linux features that enhance system performance, enforce partitioning and satisfy realtime constraints Realtime scheduling and synchronization Optimization of Linux networking stack and drivers for DPAA Improved latency and non-blocking operation: tickless, TLB miss reduction, etc. Enforce partitioning between LWE encapsulation environments (virtualization) and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 23

24 Supervised AMP (Hypervisor) and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 24

25 Freescale s Embedded Hypervisor A small hypervisor for embedded systems based on Power Architecture technology (architecture version 2.06) Initial version focuses on static partitioning CPUs, memory and I/O devices can be divided into logical partitions Partitions are isolated from one another Configuration is fixed until a reconfigure and system reboot Not addressing problem of multiple operating systems on 1 CPU Uses the Embedded Hypervisor feature in the QorIQ/e500mc which makes virtualization efficient Uses a combination of full-virtualization and para-virtualization which provides good performance and minimal changes to guest operating systems and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

26 Hypervisor Contrasts Freescale Hypervisor Implementation Traditional Hypervisor Implementation Guest Guest Guest Guest CPU CPU CPU Requirement: supervised AMP -- isolation, performance Implications: No more than one per core, has direct control of high-speed peripherals Requirement: high level of virtualization-- solves problem of under-utilized CPUs, plus isolation Implications: more than one per core, complexity, performance implications QorIQ P4080 hypervisor hardware assists in meeting both requirement sets and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

27 Hypervisor Architecture Overview Hypervisor partitions system spatially into separate domains Guests run in separate partitions Separation of domains enforced by virtualization capabilities of e500-mc core and P4080 SoC partition App App partition App App partition App App Linux RT LWE Hypervisor Multicore System Hardware CPU CPU CPU CPU Memory Memory Memory Shared Cache Interrupt Controller I/O I/O I/O I/O I/O IOMMU Memory and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 27

28 Operating System sees a virtual core plus Hypervisor services Hypervisor Features Virtual CPU (like e500mc minus hypervisor features) Services via hypercall Interrupt controller IOMMU Inter-partition doorbells Partition mangement Byte-channels Power management Error management HA failover Emulation (privileged instructions) Virtual CPU (e500vcpu) Hypervisor Services PIC Partition Mgmt Debug console Guest operating system Hypercalls Doorbells IOMMU Error Mgmt Debug stub Device tree Boot services (epapr) Byte Channels Mux Direct I/O Debug stub interface for debugging guest operating systems Device tree UART System hardware UART and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 28

29 Capabilities Copy data to/from another partition s memory (e.g. loading images) Starting, rebooting other partitions Notifications watchdog expiration, guest requests reboot, state change Linux partman command implements basic partition management features App App Partition Management partition partition partition Linux App App RT App App Legacy Hypervisor Multicore System Hardware CPU CPU CPU CPU Memory Memory Memory Shared Cache Interrupt Controller I/O I/O I/O I/O I/O Memory and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 29

30 Error Management Each partition has a guest event queue for partitionspecific errors Guest event queue Partition Partition Error mgr partition Global event queue A global error queue is owned by a partition designated to be an error manager Hypervisor The guests implement policies specific to their needs System Hardware MPIC CPU CPU CPU CPU Memory Memory Memory Memory and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 30

31 Debug of guest operating systems is supported using hypervisor-resident debug agents Transport over multiplexed serial interface Code Warrior and GDB supported Plug-in architecture for creating stubs Host Hypervisor System Hardware MUX Partition Partition stub stub stub CPU CPU CPU Memory Memory Debugging GDB GDB UART Memory MUX server GDB remote serial protocol and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 31

32 Byte-channel a hypercall-based character I/O channel Flexible endpoint configuration A physical UART on the QorIQ P4080 Another byte-channel endpoint A byte-channel to UART multiplexer A hypervisor debug stub The hypervisor console Partition Debug console UART Host Partition byte-channel Hypervisor Debug stub Byte-channel mux server Partition Byte-Channels Partition Bytechannel mux UART RS232 telnet telnet gdb (host) and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 32

33 Hypervisor Contrasts Freescale Hypervisor Implementation Traditional Hypervisor Implementation Guest Guest Guest Guest CPU CPU CPU Requirement: supervised AMP -- isolation, performance Implications: No more than one per core, has direct control of high-speed peripherals Requirement: high level of virtualization-- solves problem of under-utilized CPUs, plus isolation Implications: more than one per core, complexity, performance implications QorIQ P4080 hypervisor hardware assists in meeting both requirement sets and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

34 Virtualization Overview A push towards consolidation has led the need to run multiple operating systems on a single processor Guest Guest hardware Guest Unsupervised AMP A hypervisor: Establishes a virtual machine environment in which es run Enforces security Provides services Guest Guest hypervisor Guest Varying level of modifications may be needed hardware Supervised AMP and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

35 Freescale Virtualization Strategy Standards KVM Topaz 3 rd Party ISVs and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

36 power.org epapr (embedded Power Architecture Platform Requirements) 1.0 complete in 8/2008 Resource discovery (device tree) Multi-CPU boot Updated version, including virtualization extensions targeted for Q power.org Embedded Virtualization Committee Virtual CPU standard the behavior of instructions and registers in a virtual machine Paravirtualization & standard hcalls Guest standard interfaces Guest hypervisor hardware Standards Guest and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

37 Partitioning and Virtualization Partitioning Virtualization Topaz KVM Hardware consolidation Partitioned/dedicated resources, minimal sharing. Dedicated CPUs, I/O devices N virtual machines Shared resources Virtual I/O Highly virtualized environment and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

38 KVM (kernel virtual machine) Linux kernel is the hypervisor: KVM kernel module + Qemu Qemu provides virtual I/O services Allows fully virtualized platforms can run many more virtual machines than physical resources available Extensive virtual I/O support Established open source community Targets: e500v2, e500mc GNU Public License Guest Guest Linux / KVM / Qemu hardware Logical view Guest and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

39 Freescale Embedded Hypervisor (Topaz) An embedded hypervisor designed for Power architecture from the ground up Requires CPU with Power ISA 2.06 virtualization extensions Partitioning focus-- secure partitioning of the hardware resources of an SOC and board No scheduler Guest Guest Topaz Guest Hypervisor is minimally intrusive A moderate set of services interrupt controller, inter-partition interrupts, byte-channels, power management, active/standby/failover, error management hardware Targets: e500mc BSD License and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

40 Virtual Machines Under KVM and Topaz Architectural goal is to provide compatible virtual machines environments under both KVM and Topaz No guest modifications required Compliant with base epapr (device trees) ISA virtual CPU epapr para-virtualization extensions and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

41 Virtualization Roadmap Q KVM (e500v2): performance evaluation KVM (e500mc): initial port Q KVM (e500v2/e500mc): release with basic feature set, minimal direct assignment of memory/devices Topaz: SDK 2.3 Q KVM: direct device assignment, hugetlbfs, performance, extended vcpu features, MMU performance improvements e500mc/p4080 KVM: virtual network I/O via P4080 datapath, Topaz: performance, 64-bit, targeted feature development 2H 2011 (and beyond) KVM: SMP, error management, failover, power management, P4080 portal context switching e500mc KVM: 64-bit support Topaz: Processor roadmap support, targeted feature development and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc.

42 Multicore Software Development Kit (SDK) and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 42

43 P4080 SDK Architecture Today PME Compiler Linux User Space Partition Manager LWE Applications IPFwd IPSec Crypto FM Config Script LWE/Apps Image Pktwire Bridging FM Tester Other Linux Apps LWE CP Apps PME QM tester Linux Kernel Space LWE PME Driver QM Driver BM Driver FM Config Driver Legacy Drivers SEC Driver Mem Mgt BM Driver SEC Driver PME Driver Initialization Statistics Ethernet Driver QM Driver Byte Channel Atomic Calls Timer Inter Process Communication Hypervisor Virtual CPU Interrupt controller Error Mgmt Boot services IPI IOMMU Byte-channels Guest debugging Power Mgmt Partition Mgmt U-Boot Secure Boot Integration / Packaging GNU Tools and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 43

44 Linux User Space QorIQ DPAA Architecture Example Other Other Processes Processes USDPAA Application Can Use 1 to 8 Cores Each thread has a dedicated portal and is affined to a core, 1 thread per core USDPAA Application in User Space Process thread thread thread thread thread thread thread thread isolated cores C0 C1 C2 C3 C4 C5 C6 C7 QPortal QPortal QPortal QPortal QPortal QPortal QPortal QPortal BPortal BPortal BPortal BPortal BPortal BPortal BPortal BPortal Net Stack Kernel BMan / QMan Eth Driver Other Driver BQMan Drivers QPortal FMan Ethernet Ports 7 cores are isolated but 1 can run an USDPAA thread as well as other processes. BPortal Core 0 has portal for kernel use and standard Linux networking and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 44

45 Future High-end Multicore Software Architecture Linux User Space PME Tools pthreads DPAA Tools stats/state access Std commands/libs perfmon control debug support LWE Applications IPFwd/IPSEC Focused Performance Examples PME Crypto LWE Mem Mgt SEC Driver Initialization BM Driver PME Driver Statistics FM Enhanced CfgDriver System Configuration and Control QM Driver Atomic Calls Timer Linux Kernel scheduler control hugetlbfs UIO Drivers for LWE FM Basic Cfg Driver DPAA Ethernet Driver perfmon QM Driver BM Driver SEC Driver PME Driver Legacy Drivers Hypervisor Virtual CPU Interrupt controller Error Mgmt Boot services IPI IOMMU Byte-channels Guest debugging Power Mgmt Partition Mgmt U-Boot Secure Boot MG System Builder GNU Tools and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 45

46 Low End Multicore Software Architecture and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 46

47 Faster Packet Processing All flows are created equal But some flows can be put on a fast-track. Store flows requiring simple, deterministic processing in a cache. Recognize cached flows and process such packets in a separate highly optimized context Fast-Path. and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 47

48 Application Specific Fast-Path Advantage: 2x to 5x advantage over standard Linux 2-core scaling of > 1.8x Leverages hardware acceleration features effectively Compatible with hardware fastpath IP (QE) VortiQa Stack Soft Fast-Path Linux Drivers Control Plane Linux Net- Work Stack DPA Control Fast-Path API Customer Stack QE/FE Drivers Current scope (under definition): Feature: IPv4, NAPT, firewall, IPSec Platforms: P1020, P1021, P2020, P1022, P1010 Single fast-path for both Linux BSP and VortiQa VeTSEC DPAA CAAM QE/FE Roll-out strategy Q3-10: Demo release Q4-10: Reference solution Q1-Q4-11: IPv6, QoS, GTP and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 48

49 Full System Instrumentation and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 49

50 NSD Software and Enablement Technologies Advanced software development tools Full application visibility/control CodeWarrior Silicon-optimized software components Scalable robust software architectures Applications Comm Stacks and APIs App Profile Comm Events Run Time, Schedulers, Virtualization Run Time Events Compiler friendly cores Advanced debug IP Optimized Software Drivers/BSPs/HAL Cores Accelerators Peripherals Instrumentation IP Events, Trace and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 50

51 Profiling, Debug, and Instrumentation Libraries Instant access to debug hardware resources (no exposure to the specifics of hardware debug complex) Re-use your debug and profile solutions (seamless porting on QorIQ processors) Access hardware debug resources from target Applications running on target may configure and control hardware debug resources using API At least two scenarios may be implemented User applications may be instrumented to directly call API to get access to hardware resources Operating system may implement its debug services (e.g. profile, events, trace) by calling API Access hardware debug resources from host Traditional debug and profile tools running on host may use the library to Apply configurations on target Control the selected resources Retrieve profile/trace data from target The classic Debug Agent required by the host tools only needs to call API to get access to the required debug services User API driver User Application debug services Libraries Operating System Host Machine Configuration Parameters Profile/Trace Data P4080 User Application Debug Agent Libraries Operating System driver Cores Accelerators Peripherals Cores Accelerators Peripherals and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 51

52 Multicore Software Roadmap and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 52

53 Multicore Software Roadmap Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec SDK Beta 2.0 P4080 silicon support DS Expedition board Linux + LWE guests 2010 Beta SDK Full testing on initial Rev 2 silicon samples Linux Ethernet jumbo frame support Critical bug fixes Hypervisor Error management services High availability/fault tolerant HV infrastructure notifications and shared device management 64-bit support SDK 2.2 : 36 bit addressing 10 GB XAUI dual mode support Offline port support enabled in FMD Congestion group demo 32 bit support for P bit support for P3041 Distributions: P4080DS SDK 2.2 (Open Source) Distribution Tools System Builder Linux DPAA to user space 64-bit kernel (P5020) Rapid IO driver HugeTLBfs Multicore Fast Path Driver optimization SDK QorIQ OpenEmbedded support UserSpace DPAA (Alpha) Huge TLB fs support Initial 64 bit kernel for P5020 RAID for P5020 SATA for P5020/3041 and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 53

54 Session Summary Freescale is focused on developing high-performance, full enablement multicore software components Freescale s multicore software strategy supports various customer application programming models Freescale s multicore software strategy supports both high performance and low cost multicore devices and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners Freescale Semiconductor, Inc. 54

55