Add multicast support to XBAR#398

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colluca wants to merge 32 commits intopulp-platform:masterfrom

colluca:multicast

Commits on Jan 29, 2026

axi_xbar: Correct signal names in waveform file
colluca
committed
docs: Correct typos
colluca
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axi_demux_id_counters: Split to own module
colluca
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`axi_xbar`: Remove redundant assertions
colluca
committed
axi_mcast_xbar: Create copies of original IPs as starting point
colluca
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axi_mcast_xbar: Add basic multicast logic
colluca
committed
axi_mcast_xbar: Correct deadlock condition
colluca
committed
axi_mcast_xbar: Cut valid->ready->commit combinational path
colluca
committed
axi_mcast_demux: Retrieve AW select index form from the mask
colluca
committed
axi_mcast_xbar: Move AW address decoders after spill registers in demux
colluca
committed
axi_mcast_demux: Merge B responses appropriately
colluca
committed
axi_mcast_xbar: Allow both regular and mask-based address rules
colluca
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axi_mcast_xbar: Allow multiple outstanding multicast transactions
colluca
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axi_mcast_xbar: Filter multicast requests to unconnected slaves
colluca
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axi_mcast_xbar: Add to CI
colluca
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Improved route decoding for collective operations (#1)

committed
Rebase onto latest master
colluca
committed
Continue rebase, make tests pass again
colluca
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Implement unicast XBAR IPs from multicast IPs
colluca
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Restrict UniqueIds to 0 when multicast is enabled
colluca
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Rename `axi_mcast_demux` to `axi_mcast_demux_mapped`
colluca
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Minor cleanup
colluca
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Add assertions on multicast rule conversion
colluca
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Address final TODOs
colluca
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axi_mcast_mux: Remove dependency of valid on ready
colluca
committed
axi_mcast_demux_mapped: Improve readability of assertions
colluca
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axi_mcast_demux_mapped: Allow multicast XBAR with NoMulticastRules == 0
colluca
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axi_mcast_demux_mapped: Fix VCS compilation when `NoMulticastPorts==0`
colluca
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Bender.yml: Fix IP sorting by levels
colluca
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tb_axi_xbar_pkg: Remove legacy TODO
colluca
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axi_mcast_xbar_intf: Do not hardcode `aw_user_t`
colluca
committed
axi_demux_simple: Restore deleted assertion
colluca
committed

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Add multicast support to XBAR#398

Add multicast support to XBAR#398
colluca wants to merge 32 commits intopulp-platform:masterfrom
colluca:multicast

Commits on Jan 29, 2026

axi_xbar: Correct signal names in waveform file

docs: Correct typos

axi_demux_id_counters: Split to own module

`axi_xbar`: Remove redundant assertions

axi_mcast_xbar: Create copies of original IPs as starting point

axi_mcast_xbar: Add basic multicast logic

axi_mcast_xbar: Correct deadlock condition

axi_mcast_xbar: Cut valid->ready->commit combinational path

axi_mcast_demux: Retrieve AW select index form from the mask

axi_mcast_xbar: Move AW address decoders after spill registers in demux

axi_mcast_demux: Merge B responses appropriately

axi_mcast_xbar: Allow both regular and mask-based address rules

axi_mcast_xbar: Allow multiple outstanding multicast transactions

axi_mcast_xbar: Filter multicast requests to unconnected slaves

axi_mcast_xbar: Add to CI

Improved route decoding for collective operations (#1)

Rebase onto latest master

Continue rebase, make tests pass again

Implement unicast XBAR IPs from multicast IPs

Restrict UniqueIds to 0 when multicast is enabled

Rename `axi_mcast_demux` to `axi_mcast_demux_mapped`

Minor cleanup

Add assertions on multicast rule conversion

Address final TODOs

axi_mcast_mux: Remove dependency of valid on ready

axi_mcast_demux_mapped: Improve readability of assertions

axi_mcast_demux_mapped: Allow multicast XBAR with NoMulticastRules == 0

axi_mcast_demux_mapped: Fix VCS compilation when `NoMulticastPorts==0`

Bender.yml: Fix IP sorting by levels

tb_axi_xbar_pkg: Remove legacy TODO

axi_mcast_xbar_intf: Do not hardcode `aw_user_t`

axi_demux_simple: Restore deleted assertion