PHY register 3, used in GEN4 @0x378

This is register specifies the PHY Specific registers for used in Gen4.

Table 1. i_phy_config_reg3

Bits	SW	Name	Description	Reset
7:0	R/W	Transmitted FTS Count at 16 GT/s Speed [TFC4]	FTS count transmitted by the Controller in TS1/TS2 sequences during link training. This value must be set based on the time needed by the receiver to acquire sync while exiting from L0S state at 16 GT/s speed.	0x80
31:8	R	Reserved [R24]	Reserved	0x0