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11 Commits

Author SHA1 Message Date
Andreas Olofsson
dca611c5ba Getting all the clk config numbers aligned
Not changing these again!!
2015-04-16 22:48:31 -04:00
Andreas Olofsson
068d63279b Changing ESYSCLK definition (again.....)
old implementation felt too "cutsy"
this makes for a cleaner usage model (simple shift with param)
also splitting out enable but, not making the CTIMER mistake again
2015-04-16 22:31:36 -04:00
Andreas Olofsson
846bfa3357 Fixing startup issues in transmit path:
-adding reset signals to synchronizer to solve startup issues
-setting config in test bench for speedup, default reg config now correct
-fix (my) stupid bug in etx_arbiter
-adding reset to fifo (todo: review this!)
-reviewing "all red" from waveforms is a must. Red (x) on data is ok, but leaving them on control signals is asking for trouble. Better safe than sorry when it comes to reset.
2015-04-15 16:33:20 -04:00
Andreas Olofsson
710c48b880 Fixed clock divider circuit
-changed ecfg clock default values, elink default is now the PLL clock/128 coming out of reset
-should work in any implementation?
-still have to implement the Xilinx specific stuff
2015-04-15 14:56:29 -04:00
Andreas Olofsson
69f3df4140 Continued work to create clean design:
-pll bypass for clocks (customer request)
-adding dividers on all clocks (tx/cclk)
-adding reset block (clearer)
-using commong clock_divider block
-need to clean up divider block later today, slightly broken:-)
2015-04-15 11:54:43 -04:00
Andreas Olofsson
04c65d3570 Adding back the "common" directory 2015-04-14 23:22:29 -04:00
Andreas Olofsson
21a058f696 Cleanup
Removed useless common directory
Fixed vivados permissions on file
2015-04-11 00:12:57 -04:00
Fred Huettig
1bc118cfcd Merge branch 'elink_redesign' of https://github.com/Parallella/parallella-hw into elink_redesign
Conflicts:
	fpga/src/ecfg/hdl/ecfg.v
2014-11-19 12:29:35 -05:00
Fred Huettig
440d932794 New Vivado-friendly modules, testbench for elink gold-vs-new. 2014-11-19 12:02:18 -05:00
aolofsson
b151bc90e1 More file organization
Adding some more utility functions
2014-11-06 12:19:39 -05:00
aolofsson
4ab49e07c2 Reorganizing structure to be IP centric
-Each directory contains one sub block
-Each directory contains a dv/docs/hdl directory, self contained.
-May need to add constraints directory as well at some point.
-This is the right thing to do, make each block modular and self contained.
2014-11-05 14:31:05 -05:00