Datasheet

Datasheet, Volume 2 257
Processor Uncore Configuration Registers
4.10.27 MC_CHANNEL_0_RX_BGF_SETTINGS
MC_CHANNEL_1_RX_BGF_SETTINGS
These are the parameters used to set the Rx clock crossing BGF.
4.10.28 MC_CHANNEL_0_EW_BGF_SETTINGS
MC_CHANNEL_1_EW_BGF_SETTINGS
These are the parameters used to set the early warning RX clock crossing BGF.
Device: 4, 5
Function: 0
Offset: C8h
Access as a DWord
Bit Attr Default Description
31:27 RO 0 Reserved
26:24 RW 2
PTRSEP
RX FIFO pointer separation settings. THIS FIELD IS NOT USED BY
HARDWARE. RX Pointer separation can be modified using the round trip
setting (larger value causes a larger pointer separation).
23:16 RW 0
OFFSET
RX offset setting.
15:8 RW 1
ALIENRATIO
Qclk to BCLK ratio. RX Alien Ratio setting.
7:0 RW 2
NATIVERATIO
Uclk to BCLK ratio. RX Native Ratio setting.
Device: 4, 5
Function: 0
Offset: CCh
Access as a DWord
Bit Attr Default Description
31:16 RO 0 Reserved
15:8 RW 1
ALIENRATIO
Dclk to Bclk ratio. Early warning Alien Ratio setting.
7:0 RO 0 Reserved