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axi_demux: Replace write FIFO (w_fifo) with a write credit counter#253

Merged
thommythomaso merged 3 commits intomasterpulp-platform/axi:masterfrom
axi_demux_counter-tbenzpulp-platform/axi:axi_demux_counter-tbenzCopy head branch name to clipboard
Sep 29, 2022
Merged

axi_demux: Replace write FIFO (w_fifo) with a write credit counter#253
thommythomaso merged 3 commits intomasterpulp-platform/axi:masterfrom
axi_demux_counter-tbenzpulp-platform/axi:axi_demux_counter-tbenzCopy head branch name to clipboard

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@thommythomaso thommythomaso self-assigned this Aug 30, 2022
@WRoenninger
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WRoenninger commented Sep 2, 2022

From #116:

axi_demux: Remove FIFO between AW and W channel, is now a register plus counter.
Prevents AWs to be emmitted downstream to a different master port as long as Ws
are still in flight to another. This prevents deadlock, if there is stalling
downstream.

Comment thread src/axi_demux.sv
@thommythomaso thommythomaso force-pushed the axi_demux_counter-tbenz branch 4 times, most recently from ac582d5 to 0364806 Compare September 29, 2022 05:02
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