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Linux: DP83TC811--CPU can not received data under xMll loopback mode

Other Parts Discussed in Thread: DP83TC811

Tool/software: Linux

DP83TC811  and cpu through the SGMII connectioned, then cpu send ping packets to the phy under xMll looback mode, 

now the packet can not receive by cpu, please help to check it.

Tks!

The regs dump as follows:

[   58.004845] Eth phy id:0x2000 0xa251
[   58.051807] EMAC HW ID 64.1
[   58.053571] EMAC HW version 1.3.0
[   58.082631] 0:0x2100
[   58.083835] 1:0x61
[   58.106179] 2:0x2000
[   58.107381] 9:0x3000
[   58.109572] 0x0a:0x100
[   58.111891] 0x0b:0x1000
[   58.139203] 0x0d:0x0
[   58.140425] 0x0e:0x0
[   58.181989] 0x0f:0x0
[   58.191154] 0x11:0x10b
[   58.192567] 0x12:0x0
[   58.203375] 0x13:0x200
[   58.210127] 0x14:0x0
[   58.211351] 0x15:0x0
[   58.213517] 0x16:0x100
[   58.234238] 0x17:0x4041
[   58.235724] 0x1b:0x7d
[   58.237971] 0x1c:0x5ee
[   58.240317] 0x1e:0x0
[   58.271267] 0x1f:0x0