Freescale Semiconductor MPC8313E PowerQUICC II Pro Family Reference Manual page 28

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Number
15.6.3.1 Frame Control Blocks........................................................................................ 15-161
15.6.3.2 Transmit Path Off-Load and Tx PTP Packet Parsing ........................................ 15-161
15.6.3.3 Receive Path Off-Load ...................................................................................... 15-163
15.6.4 Quality of Service (QoS) Provision ....................................................................... 15-165
15.6.4.1 Receive Parser ................................................................................................... 15-165
15.6.4.2 Receive Queue Filer .......................................................................................... 15-167
15.6.4.2.1
15.6.4.2.2
15.6.4.2.3
15.6.4.2.4
15.6.4.2.5
15.6.4.2.6
15.6.4.2.7
15.6.4.2.8
15.6.4.3 Transmission Scheduling................................................................................... 15-173
15.6.4.3.1
15.6.4.3.2
15.6.5 Lossless Flow Control ........................................................................................... 15-175
15.6.5.1 Back Pressure Determination through Free Buffers .......................................... 15-175
15.6.5.2 Software Use of Hardware-Initiated Back Pressure .......................................... 15-177
15.6.5.2.1
15.6.5.2.2
15.6.6 Hardware Assist for IEEE Std. 1588-CompatibleTimestamping .......................... 15-178
15.6.6.1 Features.............................................................................................................. 15-178
15.6.6.2 Timer Logic Overview....................................................................................... 15-179
15.6.6.3 Timestamp Insertion on the Received Packets .................................................. 15-179
15.6.6.3.1
15.6.6.4 PTP Packet Parsing ............................................................................................ 15-180
15.6.6.4.1
15.6.6.5 Timestamp Insertion on Transmit Packets......................................................... 15-181
15.6.6.5.1
15.6.6.5.2
15.6.6.6 Tx PTP Packet Parsing....................................................................................... 15-183
15.6.7 Buffer Descriptors.................................................................................................. 15-185
15.6.7.1 Data Buffer Descriptors ..................................................................................... 15-185
15.6.7.2 Transmit Data Buffer Descriptors (TxBD) ........................................................ 15-186
15.6.7.3 Receive Buffer Descriptors (RxBD).................................................................. 15-190
15.7 Initialization/Application Information ....................................................................... 15-192
15.7.1 Interface Mode Configuration ............................................................................... 15-192
15.7.1.1 MII Interface Mode............................................................................................ 15-193
15.7.1.2 RGMII Interface Mode ...................................................................................... 15-196
MPC8313E PowerQUICC™ II Pro Integrated Processor Family Reference Manual, Rev. 2
xxviii
Contents
Filing Rules ................................................................................................... 15-168
Comparing Properties with Bit Masks........................................................... 15-169
Special-Case Rules ........................................................................................ 15-170
Filer Interrupt Events..................................................................................... 15-170
Setting Up the Receive Queue Filer Table .................................................... 15-171
Filer Example—802.1p Priority Filing.......................................................... 15-171
Filer Example—IP Diff-Serv Code Points Filing.......................................... 15-172
Filer Example—TCP and UDP Port Filing .................................................. 15-172
Priority-Based Queuing (PBQ)...................................................................... 15-174
Modified Weighted Round-Robin Queuing (MWRR) .................................. 15-174
Initialization................................................................................................... 15-177
Operation ....................................................................................................... 15-177
Timestamp Point ............................................................................................ 15-179
General Purpose Filer Rule............................................................................ 15-181
Interrupts........................................................................................................ 15-182
Error Condition.............................................................................................. 15-183
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