VSC8504-02 datasheet(86/131 Pages) MICROSEMI

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Registers

VMDS-10507 VSC8504-02 Datasheet Revision 4.2

4.5.10

Media SerDes Clause 37 Advertised Ability

The register at address 25E3 consists of the bits that provide access to and control over Media SerDes

Clause 37 advertised ability. The following table shows the settings available.

4.5.11

Media SerDes Clause 37 Link Partner Ability

The register at address 26E3 consists of the bits that provide status of the media SerDes link partner's

Clause 37 advertised ability. The following table shows the settings available.

4.5.12

Media SerDes Status

The register at address 27E3 consists of the bits that provide access to Media SerDes status. The

following table shows the settings available.

4.5.13

Fiber Media CRC Good Counter

received on the Fiber media interface; the number of CRC routines that have executed successfully. The

following table shows the expected readouts.

Table 69 •

Media SerDes Cl37 Advertised Ability, Address 25E3 (0x19)

Bit

Name

Access Description

Default

15:0 Media SerDes

advertised ability

R/W

Current configuration code word being advertised.

This register is read/write when 23E3.11 = 1.

0x0000

Table 70 •

MAC SerDes Cl37 LP Ability, Address 26E3 (0x1A)

Bit

Name

Access Description

15:0 Media SerDes LP ability RO

Last configuration code word received from link partner

Table 71 •

Media SerDes Status, Address 27E3 (0x1B)

Bit

Name

Access Description

K28.5 comma realignment

Self-clearing bit.

1: K28.5 comma re-alignment has occurred

Signal detect

Self-clearing bit. Sticky bit.

1: SerDes media signal detect

13:0 Reserved

Reserved

Table 72 •

Fiber Media CRC Good Counter, Address 28E3 (0x1C)

Bit

Name

Access Description

Default

Packet since last read

Self-clearing bit.

1: Packet received since last read.

Reserved

Reserved.

13:0 Fiber media CRC good

counter contents

Self-clearing bit. Counter containing the

number of packets with valid CRCs. This

counter does not saturate and will roll over.

0x000

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