Xavi/cvw
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200 Commits

Author SHA1 Message Date
David Harris
df7e373c69 Cleaned up PMAAccessFult logic but it still doesn't accomdate TIM and BootTim depending on AccessRWX 2021-06-18 08:13:15 -04:00
David Harris
35c74348a4 allow all size memory access in CLINT; added underscore to peripheral address symbols 2021-06-18 08:05:50 -04:00
David Harris
de3a0c644b Further cleaning of PMA checker 2021-06-17 22:27:39 -04:00
David Harris
679e507cc6 Added SUPPORTED to each peripheral in each config file 2021-06-17 21:36:32 -04:00
David Harris
54b6a2dcad added inputs to pmaadrdec 2021-06-17 18:54:39 -04:00
David Harris
da8eb7749f Started simplifying PMA checker 2021-06-17 16:28:06 -04:00
David Harris
01d6ca1e2a Fixed lint WIDTH errors 2021-06-09 20:58:20 -04:00
David Harris
90e5781471 Start to parameterize number of PMP Entries 2021-06-08 15:29:22 -04:00
David Harris
b613f46c2d Resized BOOT TIM to 1 KB 2021-06-08 14:04:32 -04:00
Kip Macsai-Goren
d6f47d5917 making mmu branch line up with main 2021-06-08 13:59:03 -04:00
Kip Macsai-Goren
e209dbcf50 some cleanup of signals, not done yet 2021-06-08 13:39:32 -04:00
Kip Macsai-Goren
49515245d9 remove redundant decodes, fixed mmu logic ins/outs 2021-06-07 19:23:30 -04:00
Kip Macsai-Goren
1e174a8244 got rid of some underscores in filenames, modules 2021-06-07 18:54:05 -04:00
Kip Macsai-Goren
c96695b1b6 implemented simpler page mixers, cleaned up a bit 2021-06-07 18:32:34 -04:00
Kip Macsai-Goren
b27abc53e8 began updating cam line to reduce muxes, confusion 2021-06-07 17:03:31 -04:00
Kip Macsai-Goren
6a63ad04d2 regression working partially done page mask 2021-06-07 17:02:31 -04:00
David Harris
43a690dc42 Simplified superpage matching 2021-06-07 16:11:28 -04:00
David Harris
2ae5ca19b5 Continued merge 2021-06-07 12:49:47 -04:00
David Harris
ff62000e2c Second attept to commit refactoring config files 2021-06-07 12:37:46 -04:00
David Harris
dc0b19dfaa Merge difficulties 2021-06-07 09:50:23 -04:00
David Harris
d5ec797ba4 Refactored configuration files and renamed testbench-busybear to testbench-linux 2021-06-07 09:46:52 -04:00
Kip Macsai-Goren
49200bd922 Cleaned up some unused signals 2021-06-04 21:04:19 -04:00
Kip Macsai-Goren
22e8e06ac7 moved privilege dfinitions into wally-constants, upgraded relevant includes 2021-06-04 17:55:07 -04:00
Kip Macsai-Goren
1ae529c450 restructured so that pma/pmp are a part of mmu 2021-06-04 17:05:07 -04:00
David Harris
a26bf37be8 Started MMU 2021-06-04 11:59:14 -04:00
Kip Macsai-Goren
5187574e8a implemented Sv48. 2021-06-01 17:50:37 -04:00
Kip Macsai-Goren
690815ca51 made priority encoder parameterizable 2021-05-28 18:09:28 -04:00
Thomas Fleming
b9e099d53c Fix comment 2021-05-14 08:06:07 -04:00
Thomas Fleming
e27bc1cbf7 Clean up MMU code 2021-05-14 07:12:32 -04:00
bbracker
8a7fc959eb small synthesis fixes 2021-05-04 15:21:01 -04:00
Thomas Fleming
00b3e36b30 Refactor tlb_ram to use flop primitives 2021-04-22 01:52:43 -04:00
Thomas Fleming
4bae666fa1 Implement virtual memory protection 2021-04-21 19:58:36 -04:00
Thomas Fleming
e780694ee0 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 
Conflicts:
	wally-pipelined/src/mmu/priority_encoder.sv
 2021-04-15 16:20:43 -04:00
Thomas Fleming
6dd7591ceb Change priority encoder to avoid extra assignment 2021-04-15 16:17:35 -04:00
Teo Ene
ad86295fcf Temporary change to mmu/priority_encoder.sv 
Necessary to get synth working
Original HDL is still there, just commented out
 2021-04-15 13:37:12 -05:00
Thomas Fleming
7d2d6823f1 Fix mmu lint errors 2021-04-13 19:19:58 -04:00
Thomas Fleming
09c9c49541 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 
Conflicts:
	wally-pipelined/src/ebu/pagetablewalker.sv
 2021-04-13 13:42:03 -04:00
Thomas Fleming
dc8a165806 Add lru algorithm to TLB 2021-04-13 13:37:24 -04:00
Teo Ene
1018a10625 Various code syntax changes to bring HDL to a synthesizable level 2021-04-13 11:27:12 -05:00
Thomas Fleming
fc39535e4e Refactor TLB into multiple files 2021-04-08 03:24:10 -04:00
Thomas Fleming
c54aecde73 Provide attribution link for priority encoder 2021-04-08 03:05:06 -04:00
Thomas Fleming
303c2c4839 Implement support for superpages 2021-04-08 02:44:59 -04:00
Thomas Fleming
1cbdaf1f05 Fix extraneous page fault stall 2021-04-03 21:28:24 -04:00
Thomas Fleming
fdb20ee1cf Implement sfence.vma and fix tlb writing 2021-04-01 15:55:05 -04:00
Thomas Fleming
77b8e27205 Disable 'always-on' virtual memory 2021-03-30 22:49:47 -04:00
Thomas Fleming
7126ab7864 Complete basic page table walker 2021-03-30 22:19:27 -04:00
Thomas Fleming
7f7597e667 Connect tlb, pagetablewalker, and memory 2021-03-18 14:35:46 -04:00
Thomas Fleming
8c97143be6 Place tlb parameters into constant header file 2021-03-05 13:35:24 -05:00
Thomas Fleming
1df7151fb6 Install tlb into ifu 2021-03-04 03:11:34 -05:00
Thomas Fleming
5f98c932bf Move tlb into mmu directory 2021-03-04 02:39:08 -05:00