Ethernet Switch User Manual

MOTOROLA Illustrations vii
PRELIMINARYÑSUBJECT TO CHANGE WITHOUT NOTICE
ILLUSTRATIONS
Figure
Number
Title
Page
Number
1-1 MPC860T Block Diagram .................................................................................. 1-4
1-2
MPC860T Interrupt Structure ............................................................................. 1-5
1-3 MPC860T Serial Configuration.......................................................................... 1-6
3-1 Ethernet Address Recognition Flowchart ........................................................... 3-5
5-1 SDMA Bus Arbitration....................................................................................... 5-1
5-2 SDMA Configuration Register (SDCR) ............................................................. 5-2
6-1 ADDR_LOW Register........................................................................................ 6-2
6-2 ADDR_HIGH Register....................................................................................... 6-3
6-3 HASH_TABLE_HIGH Register ........................................................................ 6-4
6-4 HASH_TABLE_LOW Register ......................................................................... 6-4
6-5 R_DES_START Register ................................................................................... 6-5
6-6 X_DES_START Register ................................................................................... 6-6
6-7 R_BUFF_SIZE Register ..................................................................................... 6-7
6-8 ECNTRL Register............................................................................................... 6-7
6-9 I_EVENT/I_MASK Registers ............................................................................ 6-8
6-10 IVEC Register................................................................................................... 6-10
6-11 R_DES_ACTIVE Register ............................................................................... 6-11
6-12 X_DES_ACTIVE Register ............................................................................... 6-12
6-13 MII_DATA Register......................................................................................... 6-13
6-14 MII_SPEED Register........................................................................................ 6-14
6-15 R_BOUND Register ......................................................................................... 6-15
6-16 R_FSTART Register......................................................................................... 6-16
6-17 X_WMRK Register .......................................................................................... 6-17
6-18 X_FSTART Register ........................................................................................ 6-18
6-19 FUN_CODE Register ....................................................................................... 6-18
6-20 R_CNTRL Register .......................................................................................... 6-19
6-21 R_HASH Register............................................................................................. 6-20
6-22 X_CNTRL Register .......................................................................................... 6-21
6-23 Receive Buffer Descriptor (RxBD) .................................................................. 6-25
6-24 Transmit Buffer Descriptor (TxBD) ................................................................. 6-26
7-1 MII Receive Signal Timing Diagram ................................................................. 7-2
7-2 MII Transmit Signal Timing Diagram................................................................ 7-3
7-3 MII Async Inputs Timing Diagram .................................................................... 7-3
7-4 MII Serial Management Channel Timing Diagram ............................................ 7-4
7-5 MPC860T Pinout DiagramÑTop View ............................................................. 7-5
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eescale S
emiconduct
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Freescale Semiconductor, Inc.
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