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1430 Commits

Author SHA1 Message Date
cturek
47d02db2eb Moved X-1 to preproc 2022-09-14 17:26:56 +00:00
cturek
fe77b5e37b Delete srt 2022-09-14 17:02:42 +00:00
cturek
4f3baea0fc removed unnecessary XZero from wsmux 2022-09-14 16:59:52 +00:00
David Harris
14bbd07e63 ZMerge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-09-14 09:42:17 -07:00
Ross Thompson
2c86badeb2 pipelining of fetch into evict AHB requests. 2022-09-13 17:51:55 -05:00
Ross Thompson
c7d3580637 Renamed signals in the LSU. 2022-09-13 11:47:39 -05:00
David Harris
1495305045 Removed unused signals 2022-09-12 11:35:35 -07:00
David Harris
7197a6de44 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-09-08 16:05:58 -07:00
David Harris
7639c05e51 Moved C to shift before rather than after using in an iteration 2022-09-08 16:05:53 -07:00
David Harris
7ba9b0b349 divsqrt comment cleanup 2022-09-08 15:40:42 -07:00
Ross Thompson
c4a7d3c147 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-09-08 17:15:46 -05:00
David Harris
5ea82cff33 CSA-based completion detection 2022-09-08 14:58:08 -07:00
Ross Thompson
7f1ae039b0 Optimization. Able to remove hptw address muxes from the E stage. 2022-09-08 15:51:18 -05:00
Ross Thompson
0904951a8c Oups the ahbinterface.sv was accidentally named abhinterface.sv. 2022-09-08 13:21:37 -05:00
Ross Thompson
6e8d97e921 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-09-07 16:36:51 -05:00
Ross Thompson
f4e3036593 Oups fixed order of ending swap with mux between cache and fetch buffer. 2022-09-07 16:29:47 -05:00
David Harris
2d5e7827df Factored out aplusbeq0 unit 2022-09-07 11:36:35 -07:00
David Harris
c730ddf74a Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-09-07 11:11:39 -07:00
David Harris
7a29f9c95b Running 16-bit square root cases first in testfloat 2022-09-07 11:11:35 -07:00
Ross Thompson
0615798467 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-09-07 12:26:50 -05:00
David Harris
ce6e153b15 Run 16-bit fsqrt tests first 2022-09-07 10:26:09 -07:00
Ross Thompson
83306ec238 Named change for ahb tests to be less annoying. 2022-09-07 12:24:41 -05:00
David Harris
838d98cf4b Preprocessing cleanup 2022-09-07 10:21:27 -07:00
Ross Thompson
3571fb18c2 Modified regression tests to add some ahb configurations. 2022-09-07 12:03:58 -05:00
David Harris
dff9416a33 Added rv32i config for regression of wally32periph 2022-09-07 09:37:59 -07:00
Ross Thompson
5a0cda9860 Merge branch 'multimanager' into main 2022-09-07 10:54:27 -05:00
David Harris
c8e0ea067e Continued simplifying fdivsqrt postprocessing 2022-09-07 07:02:22 -07:00
David Harris
b0ff3a0952 Continued simplifying fdivsqrt postprocessing 2022-09-07 07:00:13 -07:00
David Harris
9e7926e8d7 Moving postprocessing into postproc block 2022-09-07 06:42:37 -07:00
David Harris
c39e71f168 fdivsqrtfsm cleanup 2022-09-07 06:32:07 -07:00
David Harris
027b303b20 fdivsqrtfsm cleanup 2022-09-07 06:27:01 -07:00
David Harris
19e449b83d Fixed regression for divsqrt radix2 2022-09-07 06:12:23 -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
bc15f6c5e4 Added logic to make burst optional. 2022-09-06 09:21:21 -05:00
Ross Thompson
68a200d728 Added generate around the longer latency version of the ram_ahb.sv 2022-09-06 09:21:03 -05:00
Ross Thompson
20643ffc4a Names changes. 2022-09-05 20:49:35 -05:00
Ross Thompson
2554f96662 Cleaned up hacks to ram. 2022-09-04 14:52:40 -05:00
Ross Thompson
c87268baf1 Modified ram_ahb to work with different latencies. 2022-09-04 14:46:15 -05:00
Ross Thompson
f9daa7f6b9 Progress towards fixing the select HREADY muxing in uncore. 2022-09-04 13:07:49 -05:00
Ross Thompson
221367efb9 Disabled AHB burst mode, which discovered a bug. 
Multimanger bug in how back to back requests were arbitrated.
 2022-09-03 22:31:41 -05:00
cturek
254bb8e0a0 Old changes to old files 2022-09-03 22:09:55 +00:00
Ross Thompson
d601fdf186 Possible fix to AHB burst eviction bug. If HREADY went low during a burst seq the next data phase would only last 1 cycle. 2022-09-02 19:58:41 -05:00
Ross Thompson
00cffb0aa5 Renamed state in buscachefsm to match AHB phases. 2022-09-02 17:17:40 -05:00
Ross Thompson
6f2acf678c Renamed states in busfsm to match AHB phases and book names. 2022-09-02 17:12:36 -05:00
Ross Thompson
6f366c643d Possible fix for AHB trailing ~HREADY bug. 2022-09-02 16:58:35 -05:00
Ross Thompson
3361a06c62 Merge branch 'multimanager' of github.com:davidharrishmc/riscv-wally into multimanager 2022-09-02 16:31:07 -05:00
Ross Thompson
5d2b299182 Fixed brom1p1r.sv to have fpga preload. 2022-09-02 15:49:50 -05:00
Ross Thompson
c1de88d929 Merge branch 'multimanager' of github.com:davidharrishmc/riscv-wally into multimanager 2022-09-02 13:54:48 -05:00
Ross Thompson
4d60d9a840 Fixed up FPGA constraints. 
Added back in the fpga boot rom preload.
 2022-09-02 13:54:35 -05:00
David Harris
41448663b9 Initial radix 4 square root debuggin 2022-09-01 16:57:57 -07:00
Ross Thompson
055b55402f clean up subword write. 2022-09-01 17:55:19 -05:00
David Harris
5e26bcced1 Fixed lint errors in square root and improved waveforms in testfloat 2022-09-01 15:49:13 -07:00
Ross Thompson
eae56a890c marked possible improvement to ahb bus fsms. 2022-08-31 23:57:08 -05:00
David Harris
199296dd03 fdiv debug 2022-08-31 14:26:31 -07:00
Ross Thompson
7598fbcb3b Reduced busfsm to 3 states! 2022-08-31 16:11:59 -05:00
Ross Thompson
6f3dad8207 Simplified. 2022-08-31 15:40:56 -05:00
Ross Thompson
0f2315e8a1 more renaming. 2022-08-31 14:52:06 -05:00
Ross Thompson
12d1ef2144 More renaming. 2022-08-31 14:49:08 -05:00
Ross Thompson
c03b202ab0 Moved files. 
Encapsulated ahbinterface.
 2022-08-31 14:45:01 -05:00
Ross Thompson
f2f1169a04 Renamed AHBCachebusdp to abhcacheinterface. 2022-08-31 14:12:19 -05:00
Ross Thompson
1b339f0547 Moved files around. 2022-08-31 14:08:06 -05:00
Ross Thompson
cc7b35b831 Merge branch 'multimanager' into main 2022-08-31 13:10:22 -05:00
Ross Thompson
10817f7885 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-31 13:10:04 -05:00
David Harris
09456db445 Checking in radix 4 square root with qsel, fgen, softc, but not working 2022-08-31 10:54:50 -07:00
Ross Thompson
0d3f03ac06 Major cleanup of multimanager. 2022-08-31 12:40:25 -05:00
Ross Thompson
77cc549cfa Cleanup multimanager. 2022-08-31 12:04:44 -05:00
Ross Thompson
f3d611c686 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-31 11:38:29 -05:00
Ross Thompson
eaa9cbda46 cleanup of multimanager. 2022-08-31 11:38:06 -05:00
Ross Thompson
a0f681944c More Cleanup. 2022-08-31 11:21:02 -05:00
Ross Thompson
8156109add More cleanup. 2022-08-31 11:12:38 -05:00
Ross Thompson
4b167ad21e More simplifications. 2022-08-31 10:45:16 -05:00
Ross Thompson
a93c5b0f0a Trade off. Added additional state to bus fsm separating STATE_CACHE_ACCESS into STATE_CACHE_FETCH and STATE_CACHE_EVICT. This allows removing CacheRWDelay. Saves a bit of logic but fsm is more complex. Also the fsm outputs are simplier. 2022-08-31 10:36:30 -05:00
Ross Thompson
ed2a9225ea Removed unused old versions of the bus controllers. 2022-08-31 09:51:54 -05:00
Ross Thompson
89f13370e2 Removed old signals. 2022-08-31 09:50:39 -05:00
DTowersM
48a1abf06f Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-08-31 00:18:04 +00:00
DTowersM
bdeb5c6509 fixed qrduino keyerror in embench test 2022-08-31 00:17:58 +00:00
Ross Thompson
5409501ca6 Maybe fixed it? 2022-08-30 18:08:34 -05:00
Ross Thompson
cce3fdd0e3 Updates to wave file. 2022-08-30 17:34:36 -05:00
Ross Thompson
8b9f30c91a more progress. 2022-08-30 17:32:32 -05:00
Ross Thompson
fab3a2b791 Temporary commit. 2022-08-30 15:40:42 -05:00
Ross Thompson
315f662eb9 More progress. 2022-08-30 15:27:19 -05:00
Ross Thompson
637d60b64c Progress. 2022-08-30 14:17:00 -05:00
David Harris
e1760dde55 Fixed checking termination in testfloat testbench 2022-08-30 10:55:21 -07:00
Ross Thompson
8cf3c7b352 new cache bus fsm not working but lints. 
Forgot a few files in the last commit.
 2022-08-30 10:58:07 -05:00
Ross Thompson
a2220fc142 Have a rough working multi manager! 2022-08-29 17:11:27 -05:00
Ross Thompson
f5584bb41c Modified rv32e configuration to use a true ahb bus interface in the lsu and ifu. 2022-08-29 17:04:53 -05:00
David Harris
28db4fdc70 commented out lines to have divider work again 2022-08-29 13:01:32 -07:00
David Harris
87b77658f2 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-29 12:01:13 -07:00
David Harris
a6efbb3fda Initial FDIVSQRT simplification working 2022-08-29 12:01:09 -07:00
Ross Thompson
233777f744 Part way through the updated bus fsm for direct AHB in lsu/ifu + multi-manager. 2022-08-29 13:01:24 -05:00
Ross Thompson
e805f33f4e Typo. 2022-08-29 11:40:35 -05:00
Ross Thompson
dceaf6e4e3 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-29 11:38:37 -05:00
Ross Thompson
e7de0e033e Added comments about planned changes. 2022-08-29 09:48:00 -05:00
David Harris
a82cf3d0ba Simplify FSM 2022-08-29 04:32:27 -07:00
David Harris
7856f08e1d Renamed special case 2022-08-29 04:29:58 -07:00
David Harris
7d4e85bf21 Separated out radix 2 and radix 4 stages into different modules 2022-08-29 04:26:14 -07:00
David Harris
2788022c22 renamed srt to fdivsqrt 2022-08-29 04:04:05 -07:00
Ross Thompson
7b76fbaa9a Removed ignore request from busfsm. 2022-08-28 21:12:27 -05:00
Ross Thompson
122c88ee46 Created two new pma regions for dtim and irom. 2022-08-28 13:50:50 -05:00
Ross Thompson
5e63af5887 Reordered the adrdecs. 2022-08-28 13:38:57 -05:00
Ross Thompson
dd7736cb93 Possible fix. 2022-08-28 13:10:47 -05:00
Ross Thompson
a81fcc6b4b Partial fix to bus + dtim. 2022-08-27 23:44:17 -05:00
David Harris
f2517f8290 Preliminary work to make DTIM and Bus compatible. Not yet working because accesses to bus are causing illegal address faults on the bus. 2022-08-27 20:31:09 -07:00
David Harris
60b673cafd Adding decoding for dtim. Added rv32ic_wally32periph test, which should hang until decoder overrides bus 2022-08-27 05:31:56 -07:00
David Harris
4aa30c48aa fixed wally-config 2022-08-26 22:13:10 -07:00
David Harris
37f0b52520 Fixed address decoder hanging buildroot 2022-08-26 22:01:25 -07:00
David Harris
d0dbc74492 Fixed DTIM/IROM_BASE number of bits in buildroot/fpga configs 2022-08-26 21:29:26 -07:00
David Harris
2b241f8bbd Set bit width of DMEM/IROM_SUPPORTED and fixed address decoding 2022-08-26 21:18:18 -07:00
David Harris
03e731b3ff Set correct size of IROM/DTIM and allow FLEN>XLEN with DTIM 2022-08-26 21:05:20 -07:00
David Harris
f0b4f69b65 Added IROM and DTIM decoding to adrdecs 2022-08-26 20:45:43 -07:00
David Harris
812158aeee Replaced DTIM and IROM with DTIM_SUPPORTED, IROM_SUPPORTED, and base and range for each 2022-08-26 20:26:12 -07:00
David Harris
95dd50a567 Renamed DMEM to DTIM and added checks about compatibility of DTIM/IROM and virtmem 2022-08-26 20:12:03 -07:00
David Harris
ca6837f597 Fixed endian swapping on bus only 2022-08-26 19:58:04 -07:00
David Harris
5f37e16b62 Fixed rv32e LSU and IFU issues 2022-08-25 20:02:38 -07:00
David Harris
671ea60f3e lsu simplification 2022-08-25 18:52:42 -07:00
David Harris
ec2c6d4fcb busfsm simplified 2022-08-25 18:36:53 -07:00
David Harris
f262abb5c3 Removed unused signals 2022-08-25 18:34:39 -07:00
David Harris
b73286ece6 Removed unused signals 2022-08-25 18:30:46 -07:00
David Harris
949e76bc83 Removed UncachedBusRead and UncachedBusWrite 2022-08-25 18:24:39 -07:00
David Harris
e39694694c Restored ahbtranstype 2022-08-25 18:22:26 -07:00
David Harris
83d3782f2c Removed ahbtranstype 2022-08-25 18:21:45 -07:00
David Harris
543fbd1fa9 Removed WordCountFlag 2022-08-25 18:21:18 -07:00
David Harris
d118fcbde8 Removed UncachedAccess 2022-08-25 18:20:52 -07:00
David Harris
bac95823b6 Removed UncachedRW 2022-08-25 18:19:41 -07:00
David Harris
cfcde754c3 Removed CacheBusAck 2022-08-25 18:17:34 -07:00
David Harris
9bc62ce124 Removed SelUncachedAdr 2022-08-25 18:15:59 -07:00
David Harris
f39e62eeea Removed Cache_Enabled 2022-08-25 18:13:34 -07:00
David Harris
5bfaf31df0 Removed STATE_BUS_FETCH and STATE_BUS_WRITE 2022-08-25 18:12:09 -07:00
David Harris
85e93e2bb7 Removed CacheFetchLine and CacheWriteLine 2022-08-25 18:10:15 -07:00
David Harris
23a102b1b9 Removed CountEn 2022-08-25 18:05:44 -07:00
David Harris
e485e986a5 Removed wordcount 2022-08-25 18:04:49 -07:00
David Harris
69dff87feb Added buscachefsm for system with bus and cache 2022-08-25 18:01:01 -07:00
David Harris
5340c45dfc Separated busdp for cache from simpler logic for no cache 2022-08-25 17:54:04 -07:00
David Harris
9a92bfe095 Simplified swbytemask 2022-08-25 17:32:16 -07:00
David Harris
eb753b3b3f FIxed wallypipelinedsoc merge conflict 2022-08-25 15:36:47 -07:00
David Harris
902d2067ba Removed delayed AHB signals from top level 2022-08-25 15:34:14 -07:00
Ross Thompson
db635e3ad2 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-25 16:01:02 -05:00
Ross Thompson
8c8b95ecf5 Finally resolved the issues with the rv32ic and rv64ic configurations. 2022-08-25 16:00:55 -05:00
Ross Thompson
5c2bc20dbd Almost fixed issues with irom and dtim address selection. 2022-08-25 15:52:25 -05:00
David Harris
302a7fa294 Extended HADDR to PA_BITS 2022-08-25 13:11:36 -07:00
Ross Thompson
179aec3616 Still not working with rv32ic. 2022-08-25 15:03:54 -05:00
David Harris
07225cabb7 Fixed brom name 2022-08-25 12:48:00 -07:00
Ross Thompson
d23888407b Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-25 14:45:02 -05:00
David Harris
1226b2889e ahblite cleanup 2022-08-25 12:44:25 -07:00
Ross Thompson
3b612d6201 Possible fixes for earily messup of rv32ic and rv64ic configs. 2022-08-25 14:42:08 -05:00
Ross Thompson
f67010c688 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-25 14:40:52 -05:00
David Harris
bc0c7d0cd8 Cleaned up SelBusWord 2022-08-25 11:18:13 -07:00
David Harris
c442dea173 Removed M sufix from busdp signals 2022-08-25 11:13:01 -07:00
David Harris
48f346baf8 Renamed LSUFunct3M to Funct3 in busdp 2022-08-25 11:08:12 -07:00
David Harris
9bada9c14a Renaming LSU signals from busdp 2022-08-25 11:05:10 -07:00