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48 Commits

Author SHA1 Message Date
Sebastien Bourdeauducq 8caea0e6d3 gateware,runtime: optimize RTIO kernel interface further 
* now pinning (TODO: atomicity)
* for inputs, merge request and timeout registers
 2018-11-08 18:29:24 +08:00
Sebastien Bourdeauducq aa64e6c1c6 cri: add buffer space request protocol 2018-08-29 15:16:43 +08:00
Sebastien Bourdeauducq 4120105e3a rtio/sed: fix output network cmp_wrap 2018-05-02 12:04:03 +08:00
Sebastien Bourdeauducq 83fb431cd0 rtio/sed: pass sequence numbers through the FIFOs. Closes #978 2018-05-02 10:57:57 +08:00
Sebastien Bourdeauducq f0771765c1 rtio: move CRI write comment to more appropriate location 2018-03-29 23:55:00 +08:00
Robert Jördens 1553fc8c7d sed: reset `valid` in output sorter 2018-03-23 11:11:11 +00:00
Robert Jördens 3a6566f949 rtio: judicious spray with reset_less=True 
Hoping to reduce rst routing difficulty and easier RTIO timing closure.
 2018-03-07 14:57:18 +00:00
Robert Jördens 4af7600b2d Revert "LaneDistributor: try equivalent spread logic" 
This reverts commit 8b70db5f17.

Just a shot into the dark.
 2018-03-07 11:34:51 +00:00
Robert Jördens 8b70db5f17 LaneDistributor: try equivalent spread logic 2018-03-07 11:34:42 +00:00
Robert Jördens 2cbd597416 LaneDistributor: style and signal consolidation [NFC] 2018-03-07 11:34:42 +00:00
Sebastien Bourdeauducq c25560baec sed: more LaneDistributor comments 2018-03-06 20:56:35 +08:00
Sebastien Bourdeauducq f40255c968 sed: add comments about key points in LaneDistributor 2018-03-06 20:51:09 +08:00
Sebastien Bourdeauducq ab5f397fea sed/fifos: use AsyncFIFOBuffered 
(D)RTIO now passes timing at 150MHz on Kasli.
 2018-02-13 20:02:51 +08:00
Sebastien Bourdeauducq 5437f0e3e3 rtio: make sequence errors consistently asychronous 2017-09-29 14:40:06 +08:00
Sebastien Bourdeauducq d7ef07a0c2 rtio/sed: document architecture 2017-09-26 16:44:23 +08:00
Sebastien Bourdeauducq 9905b8723b rtio/sed: support negative latency compensation 2017-09-26 16:11:08 +08:00
Sebastien Bourdeauducq 4112e403de rtio/sed: latency compensation 2017-09-26 15:09:07 +08:00
Sebastien Bourdeauducq d74a7d272e rtio: fix/cleanup parameters 2017-09-21 15:59:48 +08:00
Sebastien Bourdeauducq 07d3f87c51 rtio/sed: min_space → buffer_space 2017-09-21 14:36:13 +08:00
Sebastien Bourdeauducq d8aa75b742 rtio/sed: add minimum buffer space reporting 2017-09-20 11:27:57 +08:00
Sebastien Bourdeauducq 81d6317053 rtio/sed: take global fine TS width 2017-09-18 11:30:49 +08:00
Sebastien Bourdeauducq 65baca8c57 rtio: clean up error-prone rtlink.get_or_zero() 2017-09-17 16:11:36 +08:00
Sebastien Bourdeauducq e2c1d4f3d5 rtio/sed: trigger collision error on non-data replace 2017-09-16 17:01:23 +08:00
Sebastien Bourdeauducq 0e25154e25 rtio/sed: quash writes to LogChannel 2017-09-16 15:19:30 +08:00
Sebastien Bourdeauducq 1cfe90b1d9 rtio/sed/Gates: fix fine_ts_width computation 2017-09-16 15:09:21 +08:00
Sebastien Bourdeauducq 131f5e4a3b rtio/sed/LaneDistributor: fix CRI address 2017-09-16 14:13:01 +08:00
Sebastien Bourdeauducq a155a481b1 rtio/sed: add top-level core 2017-09-16 14:04:56 +08:00
Sebastien Bourdeauducq 92c63ce2e4 rtio/sed: rename fifos/gates, refactor tsc 2017-09-16 14:03:48 +08:00
Sebastien Bourdeauducq ac52c7c818 rtio/sed/LaneDistributor: style 2017-09-16 14:02:37 +08:00
Sebastien Bourdeauducq 6b7a1893c7 rtio/sed/OutputDriver: support channels with different fine timestamp widths 2017-09-16 10:53:30 +08:00
Sebastien Bourdeauducq f39ee7ad62 rtio/sed: fix seqn_width 2017-09-16 10:52:37 +08:00
Sebastien Bourdeauducq 064503f224 rtio/sed/LaneDistributor: support specifying existing CRI 2017-09-16 10:52:13 +08:00
Sebastien Bourdeauducq 1cb05f3ed5 rtio/sed/LaneDistributor: persist underflow/sequence error until next write 2017-09-16 10:51:44 +08:00
Sebastien Bourdeauducq 3c922463a0 style 2017-09-15 15:36:46 +08:00
Sebastien Bourdeauducq 8e5ab90129 rtio/sed: add FIFO wrapper 2017-09-15 15:36:34 +08:00
Sebastien Bourdeauducq 490c9815a2 rtio/sed: add TSC/gate (untested) 2017-09-14 19:53:21 +08:00
Sebastien Bourdeauducq 181cb42ba8 rtio/sed: centralize all layouts in one file 2017-09-14 19:52:31 +08:00
Sebastien Bourdeauducq 1b61442bc3 rtio/sed: fix lane spreading and enable by default 2017-09-13 22:48:10 +08:00
Sebastien Bourdeauducq 8cfe2ec53a rtio/sed: fix sequence number width computation 2017-09-13 22:11:41 +08:00
Sebastien Bourdeauducq a92a955d1e rtio/sed: use __all__ 2017-09-13 18:17:22 +08:00
Sebastien Bourdeauducq c74abccfd5 rtio/sed: lane distributor fixes 2017-09-13 17:50:06 +08:00
Sebastien Bourdeauducq bdd96084c5 rtio/sed: add lane distributor (untested) 2017-09-13 00:07:26 +08:00
Sebastien Bourdeauducq 00ff3f5b0d rtio/sed: fix output driver busy output 2017-09-11 23:04:52 +08:00
Sebastien Bourdeauducq 666bc600a2 rtio/sed: add output driver (untested) 2017-09-11 11:10:28 +08:00
Sebastien Bourdeauducq 1d2ebbe60f rtio/sed: make ON payload layout configurable, add latency function 2017-09-11 09:06:40 +08:00
Sebastien Bourdeauducq c5d6a2ba1a rtio/sed: more output network fixes 2017-09-10 23:41:04 +08:00
Sebastien Bourdeauducq 96505a1cd9 rtio/sed: output network fixes 2017-09-10 23:23:10 +08:00
Sebastien Bourdeauducq 5646e19dc3 rtio/sed: add output network (untested) 2017-09-10 14:38:43 +08:00