OCP Comliance Checks_101905 - OCP-IP
OCP Comliance Checks_101905 - OCP-IP
OCP Comliance Checks_101905 - OCP-IP
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Compliance <strong>Checks</strong> Details 823.4.11 burst_value_MAddr_INCR_burst_alignedNomenclatureProtocol version 2.0Protocol hierar chySignal groupCritical signalsAssertion typeBurstDataflow – basic signalsMAddrValueDescriptionWhen burst_aligned=1, the first burst request of an incrementing burst must have its addressaligned. The equation/example below indicates which MAddr bits must be 0.EquationMAddr [(size-1)+BL:0] = 0ExampleReferencesWhere:size = log2(bytes(data_width))for data_width > 1 byteBL = log2(burst_length) for burst_length > 1For an interface with data_width=32, size=2 and:burst_length = 2 : MAddr[2:0] = 0burst_length = 4 : MAddr[3:0] = 0<strong>OCP</strong> Specification, Release 2.0 referencesp48, section “Burst Alignment”p171, section “Burst <strong>Checks</strong>”<strong>OCP</strong> Specification, Release 2.1 referencesp51, section “Burst Alignment”p199, section “Burst <strong>Checks</strong>”<strong>OCP</strong>-<strong>IP</strong> Confidential
Change language