Github_Repos/cvw
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613 Commits

Author SHA1 Message Date
Madeleine Masser-Frye
76e30ed8ab cleanup, plots for paper 2022-06-15 18:28:36 +00:00
Katherine Parry
11b252a735 some synth fpu optimizations 2022-06-14 23:58:39 +00:00
Katherine Parry
998876ce49 removed false critical path from fpu 2022-06-14 16:50:46 +00:00
Katherine Parry
566001e07b fixed acciedental critical path in FPU 2022-06-14 00:02:38 +00:00
Katherine Parry
31fd8772cf postprocessing unit created and passing all tests 2022-06-13 22:47:51 +00:00
David Harris
8ea484a343 Cleanup on RAM module 2022-06-13 19:37:43 +00:00
David Harris
b7a7ca6eac Typo in gpio reset 2022-06-13 19:37:05 +00:00
slmnemo
915b8e2adb Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-06-13 12:27:23 -07:00
slmnemo
7b704f8db0 Merge branch 'cacheburstmode' into main. 
Cache burst mode is now working! It also uses the new RAM.
 2022-06-13 12:26:18 -07:00
slmnemo
98c07ce2c0 Added more comments 2022-06-13 12:26:08 -07:00
David Harris
ccd16210bc Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-06-13 19:26:07 +00:00
David Harris
e9ef9a5cb8 Fixed XOR logic in GPIO 2022-06-13 19:26:03 +00:00
slmnemo
3d715a098c Added comment about name of LSUBusInit/Lock signal 2022-06-13 10:56:02 -07:00
slmnemo
cadd62e49f Removed irrelevant comments in ahblite and made it more clear when to use certain transmission signals 2022-06-10 20:43:56 -07:00
slmnemo
beb4317e68 Added comments to signals added so the bus is easier to analyze 2022-06-10 20:30:04 -07:00
slmnemo
b7357efc6b Fixed failed regression state by only enabling counting when doing cached operations 2022-06-10 20:00:09 -07:00
slmnemo
63ed390c90 Fixed error where CntReset would be high one cycle too long, adding a cycle of delay. Broke wally64priv by failing trap-sret-01. 2022-06-10 19:10:01 -07:00
Madeleine Masser-Frye
422bd2043f Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-06-10 21:11:47 +00:00
Madeleine Masser-Frye
7cdf9cd4d3 added 'd' suffix to muxes for data-critical synths 2022-06-10 21:11:05 +00:00
slmnemo
dc11066ff2 Passed Regression: Seems to work perfectly fine 2022-06-09 18:21:13 -07:00
slmnemo
ec7cdee0f3 Merge branch 'main' into cacheburstmode 2022-06-09 17:51:03 -07:00
slmnemo
5a6eae214a ? 2022-06-09 17:50:47 -07:00
slmnemo
3e8d3bae88 Changes made on 9th Jun 2022-06-09 17:33:51 -07:00
slmnemo
4ff105f18c Fixed lint error 2022-06-09 17:22:04 -07:00
David Harris
c836f37a08 New RAM for further testing 2022-06-09 23:50:43 +00:00
David Harris
dd4fa7c682 qslc_r4a2 generator 2022-06-09 17:26:47 +00:00
slmnemo
0d04751c77 Fixed error when doing uncached accesses where HTRANS was always 2 2022-06-08 18:58:07 -07:00
slmnemo
81d373c7ab Fixed error related to bus being unable to complete a line write after a memory read followed by an idle and cachewrite request. 2022-06-08 17:34:02 -07:00
Madeleine Masser-Frye
0e64494e46 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-06-09 00:08:15 +00:00
Madeleine Masser-Frye
a58a756076 added one bit muxes for data critical synths 2022-06-09 00:06:12 +00:00
slmnemo
11924bdd9b Fixed error where MEMREAD would go into INSTRREAD even when no INSTRREAD was pending 2022-06-08 15:59:15 -07:00
slmnemo
e17ee3073e Fixed ifu displaying LSU bus state in wave.do 2022-06-08 15:30:32 -07:00
slmnemo
315c2f0669 Working version: Fixed error where Word count would always increment even without AHB to bus ACK 2022-06-08 15:29:32 -07:00
slmnemo
054cf5f7b0 Reworked AHB fsm to support one cycle latency read and writes, renamed key signals to better reflect their use, and fixed HTRANS errors 2022-06-08 15:03:15 -07:00
DTowersM
6402b2dec4 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-06-08 16:28:18 +00:00
DTowersM
6944996329 added #1 delays to Stalls and Flushes in hazard unit 2022-06-08 16:28:09 +00:00
slmnemo
284e0395a0 Merge branch 'main' into cacheburstmode 2022-06-08 02:21:33 +00:00
slmnemo
2d76953d42 Added lock signal to ensure AHB speaks with the right bus 2022-06-08 02:19:21 +00:00
David Harris
5240bd1c90 Modified RAM for single-cycle latency 2022-06-08 02:06:00 +00:00
David Harris
3c8eafc8ee Cleaned bram interface 2022-06-08 01:39:44 +00:00
David Harris
9e5ab4d378 Added ahbapbbridge and cleaning RAM 2022-06-08 01:31:34 +00:00
slmnemo
6d36150c3d Fixed off-by-one error in busdp capture 2022-06-07 19:36:39 +00:00
slmnemo
73e0c1c07f Reworked bus to handle burst interfacing 2022-06-07 11:22:53 +00:00
Katherine Parry
8fa0fc4229 fma synth warnings and errors removed 2022-06-06 16:06:04 +00:00
Madeleine Masser-Frye
56a053fc3d Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-06-03 21:08:49 +00:00
Madeleine Masser-Frye
31e9d0a41a added muxes and inv, fixed priority encoder 2022-06-03 21:03:13 +00:00
Katherine Parry
6b39b8c702 fixed compilation errors 2022-06-03 15:34:17 +00:00
Katherine Parry
03280c0f9c added createallvectors 2022-06-02 21:56:05 +00:00
Katherine Parry
9a09ee3a35 fpu paramaterized - except fdivsqrt 2022-06-02 19:50:28 +00:00
David Harris
1d8bc2dc1b Added stalls for pending SFENCE.VMA and FENCE.I in hazard unit 2022-06-02 09:37:59 -07:00
David Harris
faa15b1f8d Cleaned up comments in controller 2022-06-02 15:48:33 +00:00
David Harris
c7ec9282fe Provided sfencevmaM to hazard unit and renamed TLBFlush signals to sfencevma going into LSU/IFU. Preparing for SFENCE.VMA to flush the pipeline, but that is not yet working. 2022-06-02 14:18:55 +00:00
Katherine Parry
e42afbfb30 paramerterized some small fma units 2022-06-01 23:34:29 +00:00
Katherine Parry
dd19e55b8f unpacker optimizations 2022-06-01 16:52:21 +00:00
slmnemo
446ad498aa Fixed double assignment on LSUBurstType 2022-06-01 01:04:49 +00:00
slmnemo
cf05fec9c7 Added signals to change HTRANS to the correct signal based on schematic as well as a way to tell if we are not on the first access 2022-05-31 16:33:05 -07:00
slmnemo
a86c4d5ff3 Merge branch 'cacheburstmode' of github.com:davidharrishmc/riscv-wally into cacheburstmode 2022-05-31 15:57:55 -07:00
slmnemo
9ad1a42886 Redid the FSM to prepare for burst mode implementation 2022-05-31 15:57:42 -07:00
David Harris
475a84491e Unpackinput cleanup 2022-05-31 22:31:21 +00:00
David Harris
f9533fea1a Removed normalized output from unpack and simplified interface 2022-05-31 21:32:31 +00:00
David Harris
0d0a9cba66 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-05-31 21:12:45 +00:00
David Harris
aa7b0616e4 ../src/privileged/csrc.sv 2022-05-31 21:12:17 +00:00
Katherine Parry
f6ac33ce8a reorginized unpackinput signals 2022-05-31 17:40:34 +00:00
Katherine Parry
4ed7933aa3 added unpackinput.sv 2022-05-31 16:18:50 +00:00
David Harris
788fe406b5 Moved delegation logic from privmode to trap to simplify interface 2022-05-31 14:58:11 +00:00
David Harris
0cfe9e3373 Removed unused fp add and convert modules 2022-05-29 23:07:56 +00:00
Katherine Parry
950a17bef5 fixed lint error 2022-05-28 10:20:13 -07:00
slmnemo
f78fa3b9b9 Reverted incorrect Ack 2022-05-28 10:06:26 +00:00
David Harris
b04e9ac1f6 fixed merge conflicts 2022-05-28 09:44:55 +00:00
David Harris
4237bb7abd Added comments to some files, added a+b = 0 detector to comparator.sv 2022-05-28 09:41:48 +00:00
Katherine Parry
9c58c63864 removed unused signal from FMA 2022-05-27 16:47:56 -07:00
Katherine Parry
a0ff98042c unpacker adds 1 to denorm expoents 2022-05-27 14:37:10 -07:00
Katherine Parry
95b506c5e0 some optimizations in unpacker 2022-05-27 11:36:04 -07:00
Katherine Parry
1be91753fe moved lzc to generic and small optimizations on fcvt 2022-05-27 09:04:02 -07:00
Katherine Parry
c6d79cd718 Removed guard bit from fma rounding 2022-05-27 08:23:46 -07:00
slmnemo
bc17f883d4 changed ahb FSM and caught potential bug in ack/wordcountthreshold when on last word 2022-05-26 18:41:27 -07:00
slmnemo
847c7930c4 added LSUBurstDone signal to signal when a burst has finished 2022-05-26 16:29:13 -07:00
Katherine Parry
9d281b2604 fcvt.sv paramaterized 2022-05-26 20:48:22 +00:00
slmnemo
80fc716cd7 Added signal to monitor HBURST and comments for each burst in busdp 2022-05-26 13:35:49 -07:00
slmnemo
08430a1e85 added burst size signals to the IFU, EBU, LSU, and busdp 2022-05-25 18:02:50 -07:00
slmnemo
cebf93cf9c idk lol it says this has an unadded change 2022-05-25 17:17:49 -07:00
Katherine Parry
f3b28b988b added fcvt.sv 2022-05-26 00:10:51 +00:00
Katherine Parry
f35450207f single and double conversions pass all tests 2022-05-25 23:02:02 +00:00
Madeleine Masser-Frye
81a869c921 ppaAnalyze: docstrings and tsmc28 plotting 2022-05-25 13:52:20 +00:00
Madeleine Masser-Frye
dd4997bd1b added support for tsmc28, fixed ff modules/analysis for timing 2022-05-25 06:44:22 +00:00
Ross Thompson
b70baed214 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-05-22 23:54:33 -05:00
Ross Thompson
e2cf941a23 Possible plic fix? 2022-05-22 23:47:01 -05:00
Madeleine Masser-Frye
d91fd44ea5 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-05-22 23:23:39 +00:00
Madeleine Masser-Frye
dbe4b4bafa added widths for csa in ppa 2022-05-22 23:23:02 +00:00
Ross Thompson
bcb4ebf888 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-05-22 10:55:33 -05:00
Ross Thompson
c4f1a0362b Fixed receive fifo ITNR bug. 2022-05-22 10:55:28 -05:00
Ross Thompson
92a2ad02db Added more debug signals to uart. 2022-05-21 19:47:40 -05:00
Madeleine Masser-Frye
39a3bf5cdc Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-05-21 09:53:31 +00:00
Madeleine Masser-Frye
b832a21b73 ppa updates 
added widths to modules, automated frequency sweep synthesis, added slack violation color coding to plots
 2022-05-21 09:53:26 +00:00
Katherine Parry
5d34db85b2 Fixed unpacker bug LT EQ LE pass testfloat 2022-05-20 17:19:50 +00:00
slmnemo
af0300c3d7 added documentation for ahblite burst types to ahblite.sv 2022-05-19 18:31:46 -07:00
Katherine Parry
ab1f088672 fixed lint warning 2022-05-19 20:34:06 +00:00
Katherine Parry
6f2d8c24ad Bug fixed in unpacker and sub/add/mul tests pass TestFloat 2022-05-19 20:31:23 +00:00
mmasserfrye
bab7335bee Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-05-19 20:24:57 +00:00
mmasserfrye
d34f4a7c3c updated synth plotting and regression 2022-05-19 20:24:47 +00:00