• AMBA 5 CHI Streaming ordered WriteUnique Txn
    As per the CHI-B Spec Page number: 2-71: The figure 2-24 shows the Streaming ordered WriteUnique transaction flow. It says that this flow prevents a read acquiring the new value of write-B before write...
  • Error in AMBA 5 CHI spec?
    P189, 5.2.1 Dataless transaction without memory update Why does RN-F0 transition I->UC, rather than UCE or UD? After MakeUnique, RN-F0 has obtained the right to modify the cache line by discarding all...
  • AMBA 5 CHI Link Layer (L-Credit Return)
    Is it possible for a CHI Node to receive an L-Credit Return when in RUN State?
  • CHI protocol cache line states
    The CHI protocol spec mentions 2 additional cache line states as compared to AXI viz., Unique Clean Empty and Unique Dirty Partial. What is the reason for introducing two additional cache line states...
  • Hazard conditions in CHI
    In chapter 4.9.2 At the ICN(HN-F) node CHI specification talks about what ICN should do when there is hazard condition. It says: One example of these rules is chapter 5.6.1 CopyBack-Snoop hazard...