IDT 89HPES16T4AG2, User Manual

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IDT Configuration Registers
PES16T4AG2 User Manual 8 - 53 May 23, 2013
Notes
VCR0TBL0 - VC Resource 0 Arbitration Table Entry 0 (0x220)
VCR0TBL1 - VC Resource 0 Arbitration Table Entry 1 (0x224)
31:18 Reserved RO 0x0 Reserved field.
Bit
Field
Field
Name
Type
Default
Value
Description
3:0 PHASE0 RW 0x1 Phase 0. This field contains the port ID for the corresponding port
arbitration period. Selecting an invalid port ID results in the entry
being skipped without delay.
The port arbitration behavior when this field contains an illegal
value (i.e., reserved or the egress port ID) is undefined.
0x0 - (port_0) Port 0 (upstream port)
0x1 - (port_1) Port 1
0x2 - (port_2) Port 2
0x3 - (port_3) Port 3
0x4 through 0xF - Reserved
7:4 PHASE1 RW 0x2 Phase 1. This field contains the port ID for the corresponding port
arbitration period.
11:8 PHASE2 RW 0x3 Phase 2. This field contains the port ID for the corresponding port
arbitration period.
15:12 PHASE3 RW 0x4 Phase 3. This field contains the port ID for the corresponding port
arbitration period.
19:16 PHASE4 RW 0x5 Phase 4. This field contains the port ID for the corresponding port
arbitration period.
23:20 PHASE5 RW 0x6 Phase 5. This field contains the port ID for the corresponding port
arbitration period.
27:24 PHASE6 RW 0x7 Phase 6. This field contains the port ID for the corresponding port
arbitration period.
31:28 PHASE7 RW 0x1 Phase 7. This field contains the port ID for the corresponding port
arbitration period.
Bit
Field
Field
Name
Type
Default
Value
Description
3:0 PHASE8 RW 0x2 Phase 8. This field contains the port ID for the corresponding port
arbitration period.
7:4 PHASE9 RW 0x3 Phase 9. This field contains the port ID for the corresponding port
arbitration period.
11:8 PHASE10 RW 0x4 Phase 10. This field contains the port ID for the corresponding
port arbitration period.
15:12 PHASE11 RW 0x5 Phase 11. This field contains the port ID for the corresponding
port arbitration period.
Bit
Field
Field
Name
Type
Default
Value
Description