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54 Commits

Author SHA1 Message Date
Ross Thompson
e166cc84ee Patched up changes for wally-pipelined.do and wally-buildroot.do to support moved common testbench files. 2021-07-30 14:24:50 -05:00
bbracker
d3059dd04c fix UART RX FIFO bug where tail pointer can overtake head pointer 2021-07-22 02:09:41 -04:00
bbracker
57a2917997 make address translator signals visible in waveview 2021-07-21 20:07:49 -04:00
bbracker
cd469035be make testbench check the same CSRs that QEMU logs; change CLINT to reset MTIMECMP to -1 so that we don't instantly get a timer interrupt upon reset 2021-07-19 15:13:03 -04:00
bbracker
e4a50a5bb8 change memread testvectors to not left-shift bytes and half-words 2021-07-18 21:49:53 -04:00
bbracker
5e9dcb3f1c linux testbench progress 2021-07-18 18:47:40 -04:00
bbracker
4a3503281f swapped out linux testbench signal names 2021-07-17 14:46:18 -04:00
bbracker
01ca22af49 changed stop of linux boot from arch_cpu_idle to do_idle 2021-07-16 12:27:15 -04:00
Katherine Parry
36f59f3c99 Almost all convert instructions pass Imperas tests 2021-07-11 18:06:33 -04:00
David Harris
5f91b339aa Added F_SUPPORTED flag to disable floating point unit when not in MISA 2021-07-05 10:30:46 -04:00
David Harris
9645b023c9 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
13cf7c0934 linux testbench now ignores HWRITE glitches caused by flush glitches 2021-06-25 09:28:52 -04:00
bbracker
be962cb1ff overhauled linux testbench and spoofed MTTIME interrupt 2021-06-24 01:42:35 -04:00
David Harris
a514554eeb Reduced complexity of pmpadrdec 2021-06-23 03:03:52 -04:00
bbracker
dc26f2a6d0 whoops wavedo typo 2021-06-20 05:36:54 -04:00
bbracker
c77aabdc6f make buildroot ignore SSTATUS because QEMU did not originally log it 2021-06-20 05:31:24 -04:00
bbracker
d62d9a7aac make buildroot waves only turn on after a user-specified point 2021-06-20 00:39:30 -04:00
bbracker
5b96f7fbd7 making linux waveforms more useful 2021-06-17 08:37:37 -04:00
bbracker
4e765ee1c5 expanded GPIO testing and caught small GPIO bug 2021-06-03 10:03:09 -04:00
bbracker
2c77a13c08 fixed InstrValid signals and implemented less costly MEPC loading 2021-06-02 10:03:19 -04:00
bbracker
39ae743543 turns out I should not have tried renaming FStallD to FPUStallD because that name was already used! All the same it does feel weird to have two such signals floating around \(ah pun!\) 2021-05-28 23:11:37 -04:00
bbracker
846553ac7d improved PLIC test organization 2021-05-21 15:13:02 -04:00
Katherine Parry
06af239e6c FMV.D.X imperas test passes 2021-05-20 22:17:59 -04:00
bbracker
1d3db5ead5 small bit of busybear debug progress 2021-05-19 20:18:00 -04:00
James E. Stine
865b3ee219 Updates on Divide - pushed in working version of DIV64U for Divide and REmainder. Will do 32-bit version tomorrow as well as Signed version 2021-05-17 16:48:51 -05:00
Thomas Fleming
cfe64e7c24 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 
Conflicts:
	wally-pipelined/src/ebu/ahblite.sv
 2021-05-03 14:02:19 -04:00
bbracker
9ab714e636 small rv64 plic test bugfix 2021-05-03 10:06:44 -04:00
Thomas Fleming
6e5fc107d9 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-04-29 16:30:00 -04:00
Jarred Allen
ebd9c0ee29 Remove signal which no longer exists from default waves, so sim-wally works 2021-04-29 14:41:10 -04:00
Thomas Fleming
c62fdfb7b3 Remove unused waves from .do files 2021-04-29 02:19:46 -04:00
Noah Boorstin
0324329ed9 linux: start using internal branch predictor signal 2021-04-26 14:34:38 -04:00
Ross Thompson
8e5409af66 Icache integrated! 
Merge branch 'icache-almost-working' into main
 2021-04-26 11:48:58 -05:00
bbracker
1cc0dcc83f progress on bus and lrsc 2021-04-26 07:43:16 -04:00
bbracker
a3487a9e47 do script refactor 2021-04-24 09:32:09 -04:00
Jarred Allen
850f728cc7 Merge branch 'main' into cache 2021-04-19 00:05:23 -04:00
bbracker
368c94d4ff working GPIO interrupt demo 2021-04-15 21:09:15 -04:00
Jarred Allen
d99b8f772e Merge from branch 'main' 2021-04-08 17:19:34 -04:00
bbracker
755e2e5771 merge testbench 2021-04-08 14:28:01 -04:00
bbracker
31c6b2d01f Yee hoo first draft of PLIC plus self-checking tests 2021-04-04 06:40:53 -04:00
James E. Stine
cff08adc3a Added some updates to divider - still not working all the time. Still a bug with signals within muldiv - specificaly MultDivE being modified during Execute stage. Seems to be triggered by ahblite signal. 2021-04-02 06:27:37 -05:00
ushakya22
6b9ae41302 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-03-30 15:25:07 -04:00
Jarred Allen
631454ccf9 Merge branch 'cache2' into cache 
Conflicts:
	wally-pipelined/testbench/testbench-imperas.sv
 2021-03-30 13:32:33 -04:00
Jarred Allen
7ca57cc4fc Merge branch 'main' into cache 
Conflicts:
	wally-pipelined/regression/wave-dos/ahb-waves.do
	wally-pipelined/src/ifu/ifu.sv
	wally-pipelined/testbench/testbench-busybear.sv
	wally-pipelined/testbench/testbench-imperas.sv
 2021-03-30 12:55:01 -04:00
Jarred Allen
39bf2347bc Fix error when reading an instruction that crosses a line boundary 2021-03-25 18:47:23 -04:00
ShreyaSanghai
139c2076a1 Removed PCW and InstrW from ifu 2021-03-26 01:53:19 +05:30
Jarred Allen
3b4f0141f4 Begin work on compressed instructions 2021-03-25 14:43:10 -04:00
Jarred Allen
0290568a52 Make cache output NOP after a reset 2021-03-25 13:18:30 -04:00
Jarred Allen
602271ff7b rv64i linear control flow now working 2021-03-25 13:02:26 -04:00
Jarred Allen
0d05c51af9 Remove deleted signal from waves 2021-03-23 14:17:17 -04:00
Jarred Allen
b63bfc7afa Fix conflicts in ahb-waves that snuck through manual merging 2021-03-20 17:16:50 -04:00