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18 Commits

Author SHA1 Message Date
morgan ef5b06b187 downconn fw: update csr & add doc 2024-10-31 13:13:15 +08:00
morgan cbd3058c83 downconn GW: fix timing violation
testing tx: add buffer to improve timing
testing tx: send idle more frequently
downconn GW: remove unneeded stb signal
downconn GW: add docs
2024-10-31 13:13:06 +08:00
morgan 0969a62aee cxp GW: update
cxp GW: add dchar decoder/injector
2024-10-31 13:12:33 +08:00
morgan b370ec00ea pipeline GW: fix packet loss & rx timing
pipeline GW: add duplicate char decoder/injector
pipeline GW: remove majority voting to fix timing
2024-10-31 13:12:09 +08:00
morgan 63112919a3 cxp coredevice driver: init 2024-10-24 10:55:10 +08:00
morgan e15f32ec38 api: add cxp api support for CTRL packet 2024-10-24 10:55:10 +08:00
morgan f96871a398 libboard_artiq: setup
libboard_artiq: add cxp_downconn & cxp_upconn
libboard_artiq: compile mem with cxp
libboard_artiq: add cxp_proto
libboard_artiq: add cxp_phys
2024-10-24 10:55:10 +08:00
morgan fd9d9974cf cxp downconn firmware: packet testing 2024-10-24 10:55:10 +08:00
morgan ad9272f157 cxp upconn firmware: packet testing 2024-10-24 10:55:10 +08:00
morgan be4a60ebec cxp protocol: init
testing: add packet printing helper function
testing: add rx loopback
proto FW: use memory buffer for tx and rx
proto FW: use byteoder crate to handle endianness
proto FW: add event packet reader and writer
proto FW: add error correction for 4x char
2024-10-24 10:54:52 +08:00
morgan 2531f1b8bd Cargo: add byteorder 2024-10-24 10:54:40 +08:00
morgan 445a3551c5 main: add testing 2024-10-24 10:54:40 +08:00
morgan 7322085dd2 cxp_phys: low speed serial & GTX setup
downconn: add QPLL & GTX setup
downconn: add DRP to change linerate up to 12.5Gbps
downconn testing: add txuserclk config
upconn: add low speed serital setup
upconn & downconn: add linerate changer
2024-10-24 10:54:40 +08:00
morgan ce52e132b4 zc706: add CXP_DEMO variant
zc706: add fmc pads
zc706: add constraint to fix comma alignment & setup/hold time issue
zc706: add csr & mem group for cxp
zc706: add CXP to rtio_channel
2024-10-24 10:54:40 +08:00
morgan 2bbe8a6af9 cxp: add PHY and pipeline
testing: add loopback tx for rx testing
testing: add trigger, trigger ack for testing
cxp: add upconn & downconn phy
cxp: add upconn & downconn pipeline
cxp: add rtlink
2024-10-24 10:54:40 +08:00
morgan 3e5303b4ab cxp pipeline: packet handling pipeline
tx pipeline: add CRC32 inserter
tx pipeline: add start & end of packet code inserter
tx pipeline: add packet wrapper for start & stop packet indication
tx pipeline: add code source for trigger & trigger ack packet
tx pipeline: add packet for trigger & trigger ack
tx pipeline: add test packet generator
tx pipeline: add tx_command_packet for firmware
tx command packet: add dma to store control packet
rx pipeline: add reciever path
rx pipeline: add trig ack checker
rx pipeline: add packet decoder
decoder: add test packet checher
decoder: add packet DMA
2024-10-24 10:54:40 +08:00
morgan 134748d8b8 cxp upconn gw: add low speed serial PHY
testing: add debug fifo output b4 encoder
cxp upconn: add low speed serial
cxp upconn: add reset, tx_busy, tx_enable
cxp upconn: add clockgen module for 20.83Mbps & 41.66Mbps using counters
cxp upconn: add oserdes using CEInserter
2024-10-24 10:54:40 +08:00
morgan 6497293bb5 cxp downconn gw: add gtx up to 12.5Gbps
testing: add txusrclk mmcm & loopback mode
testing: add debug output
testing: send comma in the middle of long packet to maintain lock
downconn: don't put IDLE into fifo
downconn: add GTX and QPLL support
downconn: add DRP for GTX and QPLL to support all CXP linerates
GTX: add gtx with mmcm for TXUSRCLK freq requirement
GTX: add loopback mode parameter for testing
GTX: add gtx with 40bits internal width
GTX: use built-in comma aligner
GTX: add comma checker to ensure comma is aligner on highest linerate
GTX: set QPLL as CLK source for GTX
2024-10-24 10:54:23 +08:00
1 changed files with 1 additions and 1 deletions

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@ -83,7 +83,7 @@ class Receiver(Module):
cdc_fifo.source.connect(tx_fifo.sink), cdc_fifo.source.connect(tx_fifo.sink),
] ]
idle_period = 50 # express in word idle_period = 50 # press in word
word_count = Signal(max=idle_period) word_count = Signal(max=idle_period)
# JANK: fix the every 98th word got eaten # JANK: fix the every 98th word got eaten