TL_CREDITS_PH (CPM4_PCIE0_ATTR) Register

Versal Adaptive SoC Register Reference (AM012)

Document ID
AM012
Release Date
2023-08-29
Revision
1.3

TL_CREDITS_PH (CPM4_PCIE0_ATTR) Register Description

Register NameTL_CREDITS_PH
Relative Address0x00000003B8
Absolute Address 0x00FCA503B8 (CPM4_PCIE0_ATTR)
Width32
TyperwNormal read/write
Reset Value0x00000000
DescriptionReceiver Credit Limit for
Posted Header. Unit is number of TLPs. Supported values are:
20H when TL_POSTED_RAM_SIZE = 0b, 7FH when TL_POSTED_RAM_SIZE = 1b

This register should only be written to during reset of the PCIe block

TL_CREDITS_PH (CPM4_PCIE0_ATTR) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
attr 7:0rwNormal read/write0x0Receiver Credit Limit for
Posted Header. Unit is number of TLPs. Supported values are:
20H when TL_POSTED_RAM_SIZE = 0b, 7FH when TL_POSTED_RAM_SIZE = 1b