Zynq UltraScale+ Devices Register Reference > Module Summary > XMPU_OCM Module > POISON (XMPU_OCM) Register

POISON (XMPU_OCM) Register

POISON (XMPU_OCM) Register Description

Register NamePOISON
Relative Address0x000000000C
Absolute Address 0x00FFA7000C (OCM_XMPU_CFG)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x00000000
DescriptionPoison Configuration.

The OCM_XMPU uses attribute poisoning.

POISON (XMPU_OCM) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:21roRead-only0x0reserved
ATTRIB20rwNormal read/write0x0Poison Attribute Value. The OCM memory controller expects poisoning by attribute:
Set CTRL [PoisonCfg] = 0 (poison by attribute).
Set POISON [ATTRIB] = 1 (sets the outbound AxUser[10] bit).
BASE19:0roRead-only0x0Reserved. The OCM memory controller expects poisoning by attribute.