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Merge pull request #27 from enjoy-digital/etherbone-docs 

Adding a little docs to field descriptions.
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enjoy-digital 2017-09-01 15:54:38 +02:00 committed by GitHub
parent 8f3dcf90ab c125ea6440
commit 797a91270f
1 changed files with 5 additions and 5 deletions
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10
litex/soc/tools/remote/etherbone.py
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@ -10,12 +10,12 @@ etherbone_packet_header_fields = {
"magic": HeaderField(0, 0, 16),
"version": HeaderField(2, 4, 4),
"nr": HeaderField(2, 2, 1),
"pr": HeaderField(2, 1, 1),
"pf": HeaderField(2, 0, 1),
"nr": HeaderField(2, 2, 1), # No Reads
"pr": HeaderField(2, 1, 1), # Probe Reply
"pf": HeaderField(2, 0, 1), # Probe Flag
"addr_size": HeaderField(3, 4, 4),
"port_size": HeaderField(3, 0, 4)
"addr_size": HeaderField(3, 4, 4), # 1=8bits, 2=16bits, 4=32bits, 8=64bits
"port_size": HeaderField(3, 0, 4), # Same as above
}
etherbone_packet_header = Header(etherbone_packet_header_fields,
etherbone_packet_header_length,