Commit Graph

53 Commits

Author SHA1 Message Date
David Harris
72c1cc33f5 Added Zfencei support in instruction decoder and configurations. Also added riscv-arch-test 32-bit tests to regression. 2021-09-15 13:14:00 -04:00
Ross Thompson
3b12235954 Fixed FPGA synthesis bug in the fpdiv fsm. Was creating latches. 2021-09-11 15:40:27 -05:00
Katherine Parry
7607adc951 FMA cleanup 2021-08-28 10:53:35 -04:00
Katherine Parry
567260751a move some FPU select muxs to execute stage 2021-08-13 14:41:22 -04:00
Katherine Parry
21555c392f LZA added to FMA and attemting a merged FMA and adder in synthesis 2021-08-10 13:57:16 -04:00
Ross Thompson
d430659983 fixed the read timer issue but we still have problems with interrupts and i/o devices. 2021-08-06 10:16:06 -05:00
Katherine Parry
67ab0b165c fpu cleanup 2021-07-24 14:59:57 -04:00
David Harris
c117356432 Parameterized I$/D$ configurations and added sanity check assertions in testbench 2021-07-20 08:57:13 -04:00
David Harris
b2f7952b3d Added cache configuration to config files 2021-07-19 18:19:46 -04:00
Katherine Parry
701ea38964 Fixed lint warning 2021-07-14 21:24:48 -04:00
Katherine Parry
acdd2e4504 Fixed writting MStatus FS bits 2021-07-13 13:20:30 -04:00
Katherine Parry
0cc07fda1b Almost all convert instructions pass Imperas tests 2021-07-11 18:06:33 -04:00
David Harris
a390736f26 Don't generate HPTW when MEM_VIRTMEM=0 2021-07-05 23:35:44 -04:00
David Harris
6b9cfe90d8 Added ASID & Global PTE handling to TLB CAM 2021-07-04 17:52:00 -04:00
David Harris
c897bef8cd Moved BOOTTIM to 0x1000-0x1FFF. Added logic to detect an access to undefined memory and assert HREADY so bus doesn't hang. 2021-07-04 01:19:38 -04:00
bbracker
83a1f29c37 remove OVP_CSR_CONFIG because it is an alias of BUSYBEAR 2021-06-20 22:38:25 -04:00
Katherine Parry
26bad083ad all rv64f instructions except convert, divide, square root, and FLD pass 2021-06-20 20:24:09 -04:00
David Harris
72d8d34e3c allow all size memory access in CLINT; added underscore to peripheral address symbols 2021-06-18 08:05:50 -04:00
David Harris
91a13999a9 Added SUPPORTED to each peripheral in each config file 2021-06-17 21:36:32 -04:00
Katherine Parry
920ff984ca Updated FMA 2021-06-14 13:42:53 -04:00
David Harris
e231fc6b00 More verilator fixes, but bpred is broken 2021-06-09 21:03:03 -04:00
Kip Macsai-Goren
fcb9b1f0e1 working version with new mmu comments, old boottim values 2021-06-08 15:20:25 -04:00
David Harris
cfe5c27946 Resized BOOT TIM to 1 KB 2021-06-08 14:04:32 -04:00
David Harris
b37bcc8e38 Continued merge 2021-06-07 12:49:47 -04:00
David Harris
1e67db2f0c Second attept to commit refactoring config files 2021-06-07 12:37:46 -04:00
David Harris
95cc70295b Merge difficulties 2021-06-07 09:50:23 -04:00
David Harris
8bbabb683d Refactored configuration files and renamed testbench-busybear to testbench-linux 2021-06-07 09:46:52 -04:00
Kip Macsai-Goren
b99b5f8e0e moved privilege dfinitions into wally-constants, upgraded relevant includes 2021-06-04 17:55:07 -04:00
David Harris
b836679ae1 Started MMU 2021-06-04 11:59:14 -04:00
David Harris
a61411995a moved shared constants to a shared directory 2021-06-03 22:41:30 -04:00
Kip Macsai-Goren
06cf3a8403 Edited and added constants to support SV48 2021-06-01 17:49:45 -04:00
James E. Stine
474d479280 Update to rv64icfd wally-config to run through FP tests 2021-05-21 09:22:17 -05:00
James E. Stine
f407bee5ae Mod to config to properly add FP stuff - for icfd test. Should not change regression test through Imperas as just mod to testbench (add tests64d/tests64f but remove from MISA) 2021-05-18 13:48:44 -05:00
Ross Thompson
14a69c1d06 Added the ability to exclude branch predictor. 2021-04-26 14:27:42 -05:00
Noah Boorstin
5902637632 buildroot: sim is now running!
yes it only gets through 5 instructions right now. Yes that's my fault.
2021-04-17 14:44:32 -04:00
Domenico Ottolia
a149f2f3d8 Add support for vectored interrupts 2021-04-15 19:13:42 -04:00
Shreya Sanghai
75caa65df1 Cherry Pick merge of Shreya's localhistory predictor changes into main.
fixed minor bugs in localHistory
2021-04-15 09:04:36 -05:00
Thomas Fleming
e807f5d771 Implement support for superpages 2021-04-08 02:44:59 -04:00
Thomas Fleming
4b2765f8e2 Complete basic page table walker 2021-03-30 22:19:27 -04:00
bbracker
eea7e2e47e first pass at PLIC interface 2021-03-22 10:14:21 -04:00
Shreya Sanghai
dfc86539cc Merge branch 'gshare' into main
Conflicts:
	wally-pipelined/regression/wave.do
2021-03-18 17:25:48 -04:00
Ross Thompson
9386e6a524 Switched to gshare from global history.
Fixed a few minor bugs.
2021-03-18 16:05:59 -05:00
Noah Boorstin
847bf0b9a6 change ifndef to generate/if 2021-03-18 12:50:19 -04:00
Noah Boorstin
fa1407f6e3 everyone gets a bootram 2021-03-18 12:35:37 -04:00
Shreya Sanghai
d9b1e7d67f added gshare and global history predictor 2021-03-16 17:03:01 -04:00
Shreya Sanghai
a79e26f9d8 added global history branch predictor 2021-03-16 16:06:40 -04:00
Shreya Sanghai
518618ad38 Merge branch 'counters' into main
added a configurable number of performance counters
2021-03-16 11:01:30 -04:00
Ross Thompson
8e51935082 Converted branch predictor preloads to use system verilog rather than modelsim's load command. 2021-03-15 12:39:44 -05:00
Thomas Fleming
e57b6cf18c Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
Conflicts:
	wally-pipelined/src/ebu/ahblite.sv
2021-03-11 00:15:58 -05:00
Ross Thompson
9a93193d6a Oups. I forgot to update other do files with the commands to preload the branch predictor memories. 2021-03-05 15:23:53 -06:00