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Register Description
2.10.23
MC_CHANNEL_0_WAQ_PARAMS
MC_CHANNEL_1_WAQ_PARAMS
MC_CHANNEL_2_WAQ_PARAMS
This register contains parameters that specify settings for the Write Address Queue.
Device:
Function: 0
Offset:
Access as a Dword
Bit
29:25
24:20
19:15
14:10
9:5
4:0
Datasheet
4, 5, 6
B4h
Reset
Type
Value
PRECASWRTHRESHOLD.
RW
6
Threshold above which Medium-Low Priority reads cannot PRE-CAS write
requests.
PARTWRTHRESHOLD.
RW
31
Threshold used to raise the priority of underfill requests in the scheduler. Set to
31 to disable.
ISOCEXITTHRESHOLD.
Write Major Mode ISOC Exit Threshold. When the number of writes in the WAQ
RW
31
drops below this threshold, the MC will exit write major mode in the presence of
a read.
ISOCENTRYTHRESHOLD.
Write Major Mode ISOC Entry Threshold. When the number of writes in the
RW
31
WAQ exceeds this threshold, the MC will enter write major mode in the
presence of a read.
WMENTRYTHRESHOLD.
RW
22
Write Major Mode Entry Threshold. When the number of writes in the WAQ
exceeds this threshold, the MC will enter write major mode.
WMEXITTHRESHOLD.
RW
22
Write Major Mode Exit Threshold. When the number of writes in the WAQ drop
below this threshold, the MC will exit write major mode.
Description
75
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