Xavi/cvw
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4,200 Commits 14 Branches 1 Tag 31 MiB
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187 Commits

Author SHA1 Message Date
Ross Thompson
8618045bf2 Optimization. Able to remove hptw address muxes from the E stage. 2022-09-08 15:51:18 -05:00
Ross Thompson
ae4a55471d Oups fixed order of ending swap with mux between cache and fetch buffer. 2022-09-07 16:29:47 -05:00
Ross Thompson
3e540a3ca3 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
83c427c5b5 clean up subword write. 2022-09-01 17:55:19 -05:00
Ross Thompson
5b4e744972 marked possible improvement to ahb bus fsms. 2022-08-31 23:57:08 -05:00
Ross Thompson
ab4c75cbf5 More renaming. 2022-08-31 14:49:08 -05:00
Ross Thompson
6e85f850a4 Moved files. 
Encapsulated ahbinterface.
 2022-08-31 14:45:01 -05:00
Ross Thompson
fcd1465de1 Renamed AHBCachebusdp to abhcacheinterface. 2022-08-31 14:12:19 -05:00
Ross Thompson
1663f571ed More Cleanup. 2022-08-31 11:21:02 -05:00
Ross Thompson
68e54977fe More cleanup. 2022-08-31 11:12:38 -05:00
Ross Thompson
1c248e5164 Removed old signals. 2022-08-31 09:50:39 -05:00
Ross Thompson
5b8f888e21 Maybe fixed it? 2022-08-30 18:08:34 -05:00
Ross Thompson
96793d15c0 more progress. 2022-08-30 17:32:32 -05:00
Ross Thompson
63a824cca1 More progress. 2022-08-30 15:27:19 -05:00
Ross Thompson
a532eb61ba Progress. 2022-08-30 14:17:00 -05:00
Ross Thompson
c8a5d61cbb 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
5eb1fff27d Have a rough working multi manager! 2022-08-29 17:11:27 -05:00
Ross Thompson
4f40bd07c3 Modified rv32e configuration to use a true ahb bus interface in the lsu and ifu. 2022-08-29 17:04:53 -05:00
Ross Thompson
4d7b905806 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
40cf4a9ea9 Typo. 2022-08-29 11:40:35 -05:00
Ross Thompson
9a7c7e8398 Added comments about planned changes. 2022-08-29 09:48:00 -05:00
Ross Thompson
35d0b759d1 Removed ignore request from busfsm. 2022-08-28 21:12:27 -05:00
Ross Thompson
dd00474956 Created two new pma regions for dtim and irom. 2022-08-28 13:50:50 -05:00
Ross Thompson
99e0e5c817 Possible fix. 2022-08-28 13:10:47 -05:00
Ross Thompson
5e77b1bd2b Partial fix to bus + dtim. 2022-08-27 23:44:17 -05:00
David Harris
35d0a951d2 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
3959902c5b 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
6409548c8b 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
906f6f2990 Renamed DMEM to DTIM and added checks about compatibility of DTIM/IROM and virtmem 2022-08-26 20:12:03 -07:00
David Harris
841eae58ca Fixed endian swapping on bus only 2022-08-26 19:58:04 -07:00
David Harris
af2e71046e Fixed rv32e LSU and IFU issues 2022-08-25 20:02:38 -07:00
David Harris
8cbdbb1c38 lsu simplification 2022-08-25 18:52:42 -07:00
David Harris
dc52f55aa6 Removed unused signals 2022-08-25 18:34:39 -07:00
David Harris
50826c0b61 Removed unused signals 2022-08-25 18:30:46 -07:00
David Harris
bb4ae908db Removed CacheBusAck 2022-08-25 18:17:34 -07:00
David Harris
85b5587678 Removed SelUncachedAdr 2022-08-25 18:15:59 -07:00
David Harris
555083b0c3 Removed Cache_Enabled 2022-08-25 18:13:34 -07:00
David Harris
de9ec7cc2e Removed CacheFetchLine and CacheWriteLine 2022-08-25 18:10:15 -07:00
David Harris
7eae6765df Removed wordcount 2022-08-25 18:04:49 -07:00
David Harris
0b918d6916 Separated busdp for cache from simpler logic for no cache 2022-08-25 17:54:04 -07:00
David Harris
5c1934208a Simplified swbytemask 2022-08-25 17:32:16 -07:00
Ross Thompson
ad3e632119 Almost fixed issues with irom and dtim address selection. 2022-08-25 15:52:25 -05:00
Ross Thompson
502eb0f5d1 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-25 14:40:52 -05:00
David Harris
d7be94fab2 Cleaned up SelBusWord 2022-08-25 11:18:13 -07:00
David Harris
7a129af9ad Removed M sufix from busdp signals 2022-08-25 11:13:01 -07:00
David Harris
84ba62a04c Renamed LSUFunct3M to Funct3 in busdp 2022-08-25 11:08:12 -07:00
David Harris
78618f5fc0 Renaming LSU signals from busdp 2022-08-25 11:05:10 -07:00
David Harris
cd02c894df renamed BusBuffer to FetchBuffer 2022-08-25 10:44:39 -07:00
David Harris
5dc4fb757a Continued busdp/ebu simplification 2022-08-25 10:20:02 -07:00
David Harris
89860588b8 Renamed AHB signals coming out of LSU to LSH_<AHBNAME> 2022-08-25 09:52:08 -07:00