T104X, T102X ARCHITECTURE
OVERVIEW
- CoreNet coherency fabric
- Coherency subdomains
- Memory map, local access windows
- Highlighting data paths inside the T104X, T102X
- Application examples
SOC PLATFORM
POWER, RESET AND CLOCKING
- Reset causes
- Reset configuration words source
- Pre-boot loader
- PCIe configuration
- Clocking, system clock domains
- SerDes high speed lanes configuration
- Advanced power management
SECURE BOOT
- Internal boot ROM, secure boot sequence
- Security fuse processor
- Code signing
- External tamper detection
- Run time integrity checker
- Secure debug controller
CORENET PLATFORM CACHE
- Cache operation, write-through or write-back operation
- Operation as memory-mapped SRAM
- Partitioning between coherency domains
- Stashing, address-based or CoreNet signalled
- Soft error detection and correction
PERIPHERAL ACCESS MANAGEMENT UNIT (PAMU)
- Controlling master access permissions through Logical I/O Device Number
- Address translation
- Data structures, Peripheral Access Authorization and Control Entry
- Operation mode translation
- Steps in processing of DSA operations by PAMU
- PAMU gate closed state
IO BRIDGE
- Bridging agent
- Transaction ordering
- Resolution of coherency effects
- Authorization, access control and address mapping of I/O-initiated transactions flowing into the CoreNet coherency domain
MULTIPROCESSOR PERIPHERAL INTERRUPT CONTROLLER
- Open PIC architecture compatibility
- Interrupt nesting
- Message interrupts
- e5500-to-e5500 interrupt capability
LOW SPEED PERIPHERALS
- Description of the NS16452/16552 compliant Uarts
- I2C protocol fundamentals: addressing, multimaster operation
- Transfer timing diagrams, SCL and SDA pins
- eSPI controller
ENHANCED SDHC
- Interface to SD and MMC cards
- Transfer protocol, single block, multiple block read and write
- Internal and external DMA capabilities
- SD protocol unit
USB CONTROLLERS
- Host or device support
- High-speed operation
- EHCI support, scheduling the various transactions into frames
- Endpoint configuration
- Device operation
HARDWARE IMPLEMENTATION
THE DDR3 / 4 MEMORY CONTROLLER
- On-Die termination and calibration
- DDR3 fly-by architecture, write leveling
- Reset sequence, dynamic ODT, ZQ calibration
- Bank activation, read, write and precharge timing diagrams, page mode
- Initial configuration following Power-on-Reset
- Address decode unit
- Timing parameters programming
- • Initialization routine
- • Testing the memory using patterns
INTEGRATED FLASH CONTROLLER
- Functional muxing of pins between NAND, NOR, and GPCM
- Normal GPCM FSM
- Flexible timing control
- NOR flash FSM
- Configurable even/odd parity on address/data bus supported
- NAND flash FSM
- ONFI-2.0 asynchronous interface
- ECC generation/checking
- SLC and MLC Flash devices support with configurable page sizes
INTEGRATED DMA CONTROLLERS
- Scatter / gathering
- Selectable hardware enforced coherency
- Ability to start DMA from external 3-pin interface
PCI EXPRESS INTERFACE
- Modes of operation, Root Complex / Endpoint
- Transaction ordering rules
- Programming inbound and outbound ATMUs
- Benefits of MSIs
- Low power management
- Configuration, initialization
SATA CONTROLLER
- Support for SATA II extensions
- Native command queuing, command descriptor
- Standard ATA master-only emulation
- Interrupt coalescing
DISPLAY INTERFACE UNIT
- Modes of operation
- Area descriptor
- Pixel structure
- Alpha-blending
- Chroma keying
- Gamma correction
- Internal DMA channels
DATAPATH PROCESSING SUBSYSTEM
DPAA OVERVIEW
- Data formats
- Frame formats
- Packet walk through
- DPAA Configuration and initialization
QUEUE MANAGER
- Objectives if this accelerator
- Structure of frame queues
- Active and suspended frame queues
- Frame queue descriptor, frame queue descriptor cache
- Frame queue state machine
- Work queues and channels
- Enqueue and dequeue portals
- Utilization of rings
- Dequeue dispatcher operation
- Message ring
- Congestion avoidance, Weighted Random Early Discard
- Order definition point implementation
BUFFER MANAGER
- Objectives if this accelerator
- Central resource pool management function
- Per-pool stockpile
- CoreNET software portals
- Direct connect portals
- Buffer Pool State Change Notifications
FRAME MANAGER
- Objectives if this accelerator
- FMAN submodules
- Rx BMI features
- Tx BMI features
- Offline parsing, host command features
- Frame processing manager
- FMan controller
- Parser
- Key generator
- Policer
DATA PATH THREE-SPEED ETHERNET CONTROLLERS
- Frame format with and without VLAN option
- Connection to packet FIFO interface
- Physical interfaces
- 256-entry hash table for unicast and multicast
- Accessing PHY registers
- RMON statistic counters, carry registers
- Client IEEE1588 timers
10-GIGABIT MAC
- XAUI interface to PHY
- Multicast address filtering
- Dynamic inter packet gap (IPG) calculation
- MAC address insertion
- Support for VLAN
- IEEE 1588 timestamping
SECURITY ENGINE
- Introduction to DES, 3DES and AES algorithms
- Job management using QMan interface
- Input / output rings
- Cryptographic operations
- Data movement, FIFOs
- Scatter / gather DMA
- Selecting the authentication / cryptographic algorithm
- Run Time Integrity Checking
- Example, implementing IPSec
GLOBAL FUNCTIONS, DEVELOPMENT AND DEBUG
PERFORMANCE MONITOR AND DEBUG FEATURES
- Introduction to NEXUS specification
- NEXUS Aurora link
- Event processing unit
- Watchpoint facility
- Trace buffer
- Event Combining for the Creation of Advanced Triggers
- Cross-Functional Debug Components
- DDR SDRAM interface debug, measuring per-master bandwidth
8-PORT ETHERNET SWITCH
OVERVIEW
- Integration in the T1040/T1020
- Block diagram
MAC LAYER
- Auto-negotiation
- Flow control, priority based flow control (IEEE 802.1Qbb)
- Energy Efficient Ethernet
- Port trunking (link aggregation)
INGRESS PROCESSING
- Frame Classification (QoS, VLAN), translation / remarking
- Basic classification + advanced classification through IS1 TCAM
- Security Enforcement, MAC/IP binding through IS2 TCAM
- Dynamic Load Balancing policies, compliancy with Metro Ethernet Forum
- L2 forwarding
- Global storm policers for all the ingress traffic
SHARED QUEUE SYSTEM
- Cut-through operation
- Buffer management
- Frame Reference management
- Watermark programming and consumption monitoring
- Shapers and schedulers for egress traffic
- Deficit Weighted Round Robin algorithm
EGRESS PROCESSING
- Rewriter, VLAN translation, push/ pop tags DSCP remapping, through ES0 TCAM
- ES0 key
- Green/Yellow departures
- Statistics
LAYER2 FRAME FORWARDING
- IEEE802.1P and IEEE802.1Q implementation
- Frame aging
- Learning through Source MAC address
- Multicast management, IGMP/MLD snooping
- Adding entries by software in the forwarding table
- Support of STP, RSTP, MSTP
QUICC ENGINE
OVERVIEW OF QUICC ENGINE
- Integrated RISC CPU
- Communication between Host CPU and QE RISC CPU
INTEGRATED INTERRUPT CONTROLLER
- Priority management
- Steering the interrupt source to either Low priority or High priority input of the platform PIC
SYSTEM INTERFACE AND CONNECTION TO EXTERNAL COMMUNICATION PORTS
- Serial DMA
- QUICC engine external requests
- NMSI vs TDM
- Enabling connections to TSA or NMSI
BUFFER MANAGEMENT
- Utilization of Buffer Descriptors
- Chaining descriptors into rings
- Parameter RAM independent of protocol
UNIFIED COMMUNICATION CONTROLLERS
- UCC as slow communications controllers, UART mode
- UCC for fast protocols, virtual FIFOs
UCC HDLC CONTROLLER
- Flow control
- Setting global parameters
- Describing the parameter RAM
UCC TRANSPARENT CONTROLLER
- Transparent data encapsulation, frame sync and frame CRC
- Describing the parameter RAM
SERIAL INTERFACE
- Connecting TDM lines
- Parameterizing the timings related to Rx/Tx clock, sync and data signals
- Connecting the TDM line to UCC using Rx/Tx routing tables
MULTI-CHANNEL CONTROLLER ON UCC - UMCC
- Comparison with MCC and QMC
- Connecting time-slots to logical channels through Rx/Tx routing tables
- Implementing Rx/Tx channel buffers
- Interrupt management
- Channel-specific HDLC parameters
- Per channel exception management
- UMCC host commands
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