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df5b9c13ea
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Project: Removed some unused verilator warning restrictions and a TODO comment
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2023-12-06 02:46:39 +00:00 |
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63ea29e399
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Peripherals/Memory: Added support for the litedram DDR memory controller, created a new memory map and updated all relevant code and files including the addition of rudimentary wait state support for the cpu (BIU)
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2023-12-03 19:24:39 +00:00 |
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29bc2e6d96
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Project: Cleaned up some code and run the project through aspell
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2023-11-15 14:37:46 +00:00 |
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30ffa1b00c
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Fixed a "combinatorial loop" and now if the build-in memory is reduced the design can be synthesized!
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2023-11-06 05:36:04 +00:00 |
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ae16c79b0a
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Fixed another driver conflict
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2023-11-05 20:18:11 +00:00 |
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9947517693
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Fixed simulation with icarus verilog and removed another driver conflict
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2023-11-05 19:43:49 +00:00 |
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4a5df9c74e
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Fixed another driver conflict
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2023-11-05 16:23:05 +00:00 |
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df2975fa09
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Fixed a lot of "conflicting driver" issues but I had to roll back an optimisation
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2023-11-04 11:04:22 +00:00 |
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694f708a32
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Fixed some relatively low hanging fruit
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2023-11-04 08:08:22 +00:00 |
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43f3e16ca4
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Removed all instances of inout since from what i understand it's mostly synthesisable
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2023-11-02 21:48:12 +00:00 |
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557d160be6
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did some cleanup relating to the generation of the VALID_INSTRUCTION signal
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2023-11-01 05:00:09 +00:00 |
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49335a2c2f
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Fixed a small bug in log generation and did some cleanup
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2023-10-31 19:01:34 +00:00 |
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d151435ac1
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Removed redundant checks for enabled early instruction detection in BIU
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2023-10-23 02:30:25 +01:00 |
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ced03c48d6
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Added cache flush after write, potentially fixing support for self modifying code
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2023-10-23 02:09:13 +01:00 |
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8d3b54b812
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Small change from when I last worked on this and an update to the versions on the README
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2023-10-21 18:38:50 +01:00 |
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42c319d55d
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Lots of cleanup mainly on processor.v
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2023-06-01 02:13:55 +01:00 |
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1b510e4781
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Made the size of the cache variable
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2023-05-18 11:21:27 +01:00 |
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53e9d371d7
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Fully optimised BIU. Now it can instantly deliver instructions back to back
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2023-05-16 18:07:28 +01:00 |
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bfa576e2a0
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Cleaned up the interface between BIU and the processor
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2023-05-16 13:33:08 +01:00 |
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07d2a80b2e
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Added code to record statistics and a tool to plot them
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2023-05-14 16:06:33 +01:00 |
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00aa828ddc
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Improved parallelism
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2023-05-13 10:52:44 +01:00 |
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fe0426a77b
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Made execute unit run in parallel with everything else. Still not parallel for most of the time though
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2023-05-13 06:51:35 +01:00 |
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7151d5634f
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Fixed bug that prevented Icarus Verilog from simulating correctly
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2023-05-11 19:55:47 +01:00 |
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539fb8416b
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Fixed copyright notices, did some major cleanup and bumped README's versions
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2023-05-11 16:28:10 +01:00 |
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7724e5f383
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Removed deprecated BIU_NEXT_POSITION
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2023-05-10 08:53:29 +01:00 |
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7e612bb701
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made BIU snoop into the processor to deliver new instructions faster and fixed some bugs
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2023-05-10 08:31:14 +01:00 |
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c854818d6d
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Tightened up write timing
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2023-05-10 04:43:09 +01:00 |
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b7bfbd4e33
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Improved BIU performance and debug messages
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2023-05-10 04:05:56 +01:00 |
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da51dd6da7
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First draft of a bus interface unit in an effort to make the CPU pipelined. Currently supports code prefetching
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2023-05-07 13:34:15 +01:00 |
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