Zynq UltraScale+ Devices Register Reference > Module Summary > AFIFM Module > RDISSUE (AFIFM) Register

RDISSUE (AFIFM) Register

RDISSUE (AFIFM) Register Description

Register NameRDISSUE
Relative Address0x0000000004
Absolute Address 0x00FD360004 (AFIFM0)
0x00FD370004 (AFIFM1)
0x00FD380004 (AFIFM2)
0x00FD390004 (AFIFM3)
0x00FD3A0004 (AFIFM4)
0x00FD3B0004 (AFIFM5)
0x00FF9B0004 (AFIFM6)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x00000007
DescriptionRead Issuing Capability Register

Sets the maximum number of Outstanding Read Commands allowed (Issuing Capability). Refers to the commands that can be outstanding from the AFI_FM to the PS-side.

RDISSUE (AFIFM) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:5razRead as zero0x0RESERVED. Return 0 when read. Writes ignored.
Reserved 4rwNormal read/write0x0reserved.
CAPABILITY 3:0rwNormal read/write0x7Max number of outstanding read commands (Read Issuing Capability):
4'h0: 1 command
4'h1: 2 commands
etc
4'hF: 16 commands