INTRODUCTION TO MPC8313E
Overview
- Enhancements compared to MPC824X
- Memory map
- Block diagram
- Application examples
THE e300 CORE
THE INSTRUCTION PIPELINE
- Pipeline
- Branch processing unit
- Simplified branch mnemonics
- Coding guidelines
DATA PATHS
- Load / store buffers
- Sync and eieio instructions
- Store gathering mechanism
CACHES
- Cache basics
- Relationship between cache and burst, critical word first order
- L1 caches
- Shared resource management
- Cache coherency mechanism
- Management of cache enabled pages shared with PCI DMAs
- Cache related instructions
- Cache flush routine
SOFTWARE IMPLEMENTATION
- PowerPC architecture specification, the 3 books UISA, VEA and OEA
- Addressing modes, load / store instructions
- Integer instructions
- Rotate instructions : inserting and extracting bitfields
- IEEE754 basics, floating points numbers encoding
- Floating point arithmetical instructions
- The PowerPC EABI
- Linking an application with Diab Data, parameterizing the linker command file
THE MMU
- Thread vs process
- Introduction to real mode, block and segmentation / pagination translations
- Real mode restrictions
- Memory attributes and access rights definition
- Virtual space benefit, page protection through segmentation
- TLBs organization
- PTE table organization, tablesearch algorithm
- MMU implementation in real-time sensitive applications
THE EXCEPTION MECHANISM
- Save / restore registers SRR0/SRR1, rfi instruction
- Exception management mechanism
- Registers updating according to the exception cause
- Requirements to allow exception nesting
THE DEBUG PORT
- JTAG emulation, restrictions
- Code instrumentation
- Hardware breakpoints
THE PLATFORM CONFIGURATION
POWER, RESET AND CLOCKING
- DC and AC electrical characteristics
- Reset causes
- Configuration signals sampled at reset
- Reset configuration words source, boot from I2C or boot from EEPROM
- PCI Host / Agent configuration
- Clocking in PCI Host mode, system clock domains
- System PLL ratio
- Delay Locked Loop
ADDRESS TRANSLATION AND MAPPING
- Local memory map
- Local access windows
- Distinguishing Local Access Windows from other mapping functions
- Inbound and outbound windows definition
ARBITER AND BUS MONITOR
- External signal description
- PCI outbound window definition
- Transaction forwarding
SEQUENCER
- Coherent system bus overview
- Arbitration policy
- Bus error detection
GENERAL PURPOSE INPUTS / OUTPUTS
- Pin model
- Interrupt inputs
THE DDR2 MEMORY CONTROLLER
- DDR-SDRAM operation : a 128-Mbits DDR-SDRAM from Micron is used as an example
- Jedec specification basics
- Differences between DDR1 and DDR2
- Command truth table
- Refresh types
- Bank activation, read, write and precharge timing diagrams, page mode
- ECC error correction
- DDR-SDRAM controller overview
- Initial configuration following Power-on-Reset
- Address decode
- Timing parameters programming
- Initialization routine
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LOCAL BUS CONTROLLER
- Multiplexed or non-multiplexed address and data buses
- Dynamic bus sizing
- GPCM, UPMs states machines
- Interfacing to ZBT SRAMs
- Interfacing to DSP host ports
- NAND flash controller
PCI BUS INTERFACE
- Bridge features
- Data flows : Read prefetch and write posting FIFOs
- Inbound transactions handling, Outbound transactions handling
- PCI bus arbitration
- PCI hierarchy configuration when operating as host
INTEGRATED DMA CONTROLLER
- Priority between the 4 channels
- Support for cascading descriptor chains
- Concurrent execution across multiple channels with programmable bandwidth control
- Messaging unit
- Doorbells management
INTEGRATED PROGRAMMABLE INTERRUPT CONTROLLER
- Interrupt masking
- Definition of interrupt priorities
- System critical interrupt
- Requirements to support nesting
TIMERS
- Software watchdog timer
- Real time clock module
- Periodic Interval Timer
- General Purpose Timers
INTEGRATED PERIPHERALS
SECURITY ENGINE [optional, MPC8313E only]
- Overview of the encryption mechanism
- Introduction to DES and 3DES algorithms
- Data packet descriptors
- Crypto channels
THE ETHERNET CONTROLLERS
- 802.3 specification fundamentals
- MAC address recognition, 256-entry hash table for unicast and multicast
- Interface with the PHY (SGMII)
- Buffer descriptors management
- Flow control
- Level 2, 3 and 4 hardware acceleration mechanisms (TCP/IP Offload Engine)
- Quality of service support
- Hardware assist for IEEE1588 support
THE USB 2.0 CONTROLLER
- Dual-role (DR) operation
- EHCI implementation
- UTMI / ULPI interfaces to the transceiver
- OTG support
- Dedicated DMA channels
- Endpoints configuration
LOW SPEED PERIPHERALS
- Description of the NS16450/16550 compliant Uarts
- Flow control signal management
- I2C protocol fundamentals
- Transmit and receive sequence
- SPI protocol basics
- Master vs slave operation
Linux Target Image Builder (LTIB)
GENERATING THE LINUX KERNEL IMAGE
- Introducing the tools required to generate the kernel image
- What is required on the host before installing LTIB
- Common package selection screen
- Common target system configuration screen
- Building a complete BSP with the default configurations
- Creating a Root Filesystems image
- e-configuring the kernel under LTIB
- Selecting user-space packages
- Setup the bootloader arguments to use the exported RFS
- Debugging Uboot and the kernel by using Trace32
- Command line options
- Adding a new package
- Other deployment methods
- Creating a new package and integrating it into LTIB
- A lot of labs have been created to explain the usage of LTIB
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