Ross Thompson
de538d1c2f
Intermediate commit. Replaced flip flop dirty bit array with sram.
2022-11-30 00:08:31 -06:00
Ross Thompson
00218d559f
Missing a file. Last commit will fail.
2022-11-17 17:45:41 -06:00
Ross Thompson
13e6f7d80b
Changed names of cache signals.
2022-11-13 21:36:12 -06:00
David Harris
713df785d1
changed always_ff to always in sram1p1rw to fix testbench complaint
2022-09-25 19:56:40 -07:00
Ross Thompson
2eaf3af6c7
Removed the write first sram model.
2022-09-22 16:12:08 -05:00
Ross Thompson
b48d6b5e1f
Solved the sram write first / read first issue. Works correctly with read first now.
2022-09-22 14:16:26 -05:00
Ross Thompson
3fb0a13fe2
Moved other SRAMs to generic/mem.
2022-09-21 12:36:03 -05:00
Ross Thompson
66c45949b5
Renamed brom1p1r to rom1p1r.
...
removed used file bram2p1r1w.sv.
2022-09-21 12:31:20 -05:00
Ross Thompson
ac864a6ca3
Merged together bram1p1rw with sram1p1rw as sram1p1rw.
...
Fixed a major issue with the real SRAM implemenation.
2022-09-21 12:20:00 -05:00
Ross Thompson
426ec6222b
Added chip enables to sram.
2022-09-20 10:49:14 -05:00
David Harris
2d5e7827df
Factored out aplusbeq0 unit
2022-09-07 11:36:35 -07:00
Ross Thompson
7ad7cea25b
James found a bug in synchronizer. Was not actually back to back flip flops.
2022-09-06 15:06:54 -05:00
Ross Thompson
5d2b299182
Fixed brom1p1r.sv to have fpga preload.
2022-09-02 15:49:50 -05:00
Ross Thompson
4d60d9a840
Fixed up FPGA constraints.
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Added back in the fpga boot rom preload.
2022-09-02 13:54:35 -05:00
David Harris
19fe6d106c
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-08-25 09:52:49 -07:00
Ross Thompson
ad485fe591
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-08-25 09:03:34 -05:00
Ross Thompson
701324eeb8
Updated ila signals.
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Improve fpga wave config.
added back in the fpga preload.
2022-08-25 09:03:29 -05:00
David Harris
3500286803
Cleanup typos
2022-08-25 04:32:19 -07:00
David Harris
f7209627c2
removed simpleram and modified dtim to use bram1p1rw
2022-08-25 03:39:57 -07:00
David Harris
a131e1f17a
Added ROM module and moved memories into generic/mem
2022-08-24 17:03:22 -07:00
Ross Thompson
d23b309e0d
Fixed lint errors with bram wrapper.
2022-08-24 13:19:23 -05:00
David Harris
bcb52acfba
bram synthesis test
2022-08-23 19:34:45 -07:00
Ross Thompson
3b07584403
Updated the names of the *WriteDataM inside the LSU to more meaningful names.
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Moved the FWriteDataMux so that the bus and dtim both get fpu stores.
Modified the PMA to disallow double sized reads when XLEN=32.
2022-08-23 10:34:39 -05:00
David Harris
bdfc49f847
moved CSA to generic
2022-08-22 08:41:23 +00:00
Katherine Parry
3c1bea1104
removed warnings and took a mux out of the critical path
2022-07-12 18:32:17 -07:00
Katherine Parry
75a8cea4e4
srt divider merged into fpu
2022-07-07 16:01:33 -07:00
Madeleine Masser-Frye
52562c9190
new priority onehot module for better area/time
2022-07-06 00:08:59 +00:00
Katherine Parry
2fc795ca70
added missing files
2022-07-03 21:40:47 -07:00
slmnemo
bca8fe1694
Removed big64.txt reference, fixing a warning
2022-06-23 14:39:53 -07:00
David Harris
cc06fa1c55
Cleaned bram interface
2022-06-08 01:39:44 +00:00
David Harris
f81719337e
Added ahbapbbridge and cleaning RAM
2022-06-08 01:31:34 +00:00
Katherine Parry
74b549ddc8
paramerterized some small fma units
2022-06-01 23:34:29 +00:00
Katherine Parry
559c0c278e
added unpackinput.sv
2022-05-31 16:18:50 +00:00
Katherine Parry
3c63db9554
some optimizations in unpacker
2022-05-27 11:36:04 -07:00
Katherine Parry
b288f812ab
moved lzc to generic and small optimizations on fcvt
2022-05-27 09:04:02 -07:00
Ross Thompson
0ed34b8e63
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-04-04 10:56:10 -05:00
Ross Thompson
0806d1a134
Updated the bootloader to use the flash card divider. This will allow wally to run at a faster speed than flash.
2022-04-04 10:38:37 -05:00
Ross Thompson
f58a1eff9e
Fixed linting issues.
2022-04-01 15:20:45 -05:00
Ross Thompson
fb0eec0f76
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-03-31 11:39:41 -05:00
Ross Thompson
0942429b7f
Forced to go back to hard coded preload.
2022-03-31 11:39:37 -05:00
Ross Thompson
dc48d84dd6
Modified clint to support all byte write sizes.
2022-03-31 11:31:52 -05:00
Ross Thompson
370a075fa1
Partial cleanup of memories.
2022-03-30 11:09:21 -05:00
Ross Thompson
1993069986
Converted over to the blockram/sram memories. Now I just need to cleanup. But before the cleanup I wan to make sure the FPGA synthesizes with these changes and actually keeps the preload.
2022-03-30 11:04:15 -05:00
Ross Thompson
de2672231d
Partial fix to allow byte write enables with fpga and still get a preload to work.
2022-03-29 19:12:29 -05:00
Ross Thompson
bdfca503fa
Name cleanup.
2022-03-10 18:44:50 -06:00
Ross Thompson
d77adbd673
Signal name cleanup.
2022-03-10 18:26:58 -06:00
Ross Thompson
50789f9ddd
Byte write enables are passing all configs now.
2022-03-10 17:26:32 -06:00
David Harris
3e16730226
RAM simplification
2022-02-08 20:15:23 +00:00
Ross Thompson
23c4ba2777
1. Modified the cache so it can handle the reset delay internally. This removes the mux from the IFU.
...
2. Removed the write address delay from simpleram.sv
3. Fixed rv32tim and rv32ic mode to handle missalignment correctly.
4. Added imperas32i and imperas32c to rv32tim mode.
2022-01-26 18:23:39 -06:00
David Harris
8bf73d0eb3
simpleram simplification
2022-01-25 19:40:07 +00:00
