Katherine Parry
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701ea38964
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Fixed lint warning
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2021-07-14 21:24:48 -04:00 |
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David Harris
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516b710db6
|
Fixed busybear by restoring InstrValidW needed by testbench
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2021-07-13 14:17:36 -04:00 |
|
Katherine Parry
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acdd2e4504
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Fixed writting MStatus FS bits
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2021-07-13 13:20:30 -04:00 |
|
Katherine Parry
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0cc07fda1b
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Almost all convert instructions pass Imperas tests
|
2021-07-11 18:06:33 -04:00 |
|
Ross Thompson
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71a23626d5
|
Fixed bug in the LSU pagetable walker interlock.
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2021-07-06 10:41:36 -05:00 |
|
Ross Thompson
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59913e13aa
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Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
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2021-07-05 16:07:27 -05:00 |
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David Harris
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e65fb5bb35
|
Added F_SUPPORTED flag to disable floating point unit when not in MISA
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2021-07-05 10:30:46 -04:00 |
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Ross Thompson
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f2c4df0a5b
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Removed the TranslationVAdrQ as it is not necessary.
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2021-07-04 16:49:34 -05:00 |
|
Ross Thompson
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8e48865140
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Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
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2021-07-04 16:19:39 -05:00 |
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Ross Thompson
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8ae0a5bd7d
|
relocated lsuarb and pagetable walker inside the lsu. Does not pass busybear or buildroot, but passes rv32ic and rv64ic.
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2021-07-04 13:49:38 -05:00 |
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David Harris
|
c897bef8cd
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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 |
|
Ben Bracker
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9709bd78e1
|
stop busybear from hanging
|
2021-07-02 17:22:09 -05:00 |
|
Ross Thompson
|
549b7b2a62
|
Merge branch 'main' into bigbadbranch
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2021-07-02 11:52:26 -05:00 |
|
Ross Thompson
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3dae02818c
|
OMG. It's working!
|
2021-07-01 17:37:53 -05:00 |
|
Ross Thompson
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c3eaa3169e
|
Fixed the wrong virtual address write into the dtlb.
|
2021-07-01 16:55:16 -05:00 |
|
Ross Thompson
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9d9415ea67
|
Got some stores working in virtual memory.
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2021-07-01 12:49:09 -05:00 |
|
Ross Thompson
|
4530e43df6
|
The icache ptw interlock is actually correct now. There needed to be a 1 cycle delay.
|
2021-06-30 17:02:36 -05:00 |
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Ross Thompson
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07a0b66fdf
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Major rewrite of ptw to remove combo loop.
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2021-06-30 16:25:03 -05:00 |
|
Ross Thompson
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b31e0afc2a
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The icache now correctly interlocks with the PTW on TLB miss.
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2021-06-30 11:24:26 -05:00 |
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Ross Thompson
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2598f08782
|
Page table walker now walks the table.
Added interlock so the icache stalls.
Page table walker not walking correctly, goes to fault state.
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2021-06-29 22:33:57 -05:00 |
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Ross Thompson
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ae6140bd94
|
Don't use this branch walker still broken.
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2021-06-28 17:26:11 -05:00 |
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Ross Thompson
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8dfbf60b67
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AMO and LR/SC instructions now working correctly.
Page table walking is not working.
|
2021-06-25 15:42:07 -05:00 |
|
Ross Thompson
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9fd1761fd6
|
Working through a combo loop.
|
2021-06-25 14:49:27 -05:00 |
|
Ross Thompson
|
17636b3293
|
Regression test runs further. The LSU state machine which fakes the Dcache had a few bugs. MemAccessM needed to be squashed on bus faults.
|
2021-06-25 11:05:17 -05:00 |
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bbracker
|
9927f771cc
|
linux testbench now ignores HWRITE glitches caused by flush glitches
|
2021-06-25 09:28:52 -04:00 |
|
Ross Thompson
|
d8183e59e4
|
Works until pma checker breaks the simulation by reading HADDR rather than data physical address.
|
2021-06-24 14:42:59 -05:00 |
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bbracker
|
3d6b422e34
|
regression can overcome the fact that buildroots UART prints stuff
|
2021-06-24 02:00:01 -04:00 |
|
bbracker
|
409a73604c
|
whoops meant to remove notifications from busybear, not buildroot
|
2021-06-24 01:54:46 -04:00 |
|
bbracker
|
b84419ff4e
|
overhauled linux testbench and spoofed MTTIME interrupt
|
2021-06-24 01:42:35 -04:00 |
|
David Harris
|
718630c378
|
Reduced complexity of pmpadrdec
|
2021-06-23 03:03:52 -04:00 |
|
bbracker
|
56b0d4d016
|
added slack notifier for long sims
|
2021-06-22 08:31:41 -04:00 |
|
bbracker
|
1f2a967e0f
|
read from MSTATUS workaround because QEMU has incorrect MSTATUS
|
2021-06-20 10:11:39 -04:00 |
|
bbracker
|
6e9c6e3e6a
|
whoops wavedo typo
|
2021-06-20 05:36:54 -04:00 |
|
bbracker
|
9469367da3
|
make buildroot ignore SSTATUS because QEMU did not originally log it
|
2021-06-20 05:31:24 -04:00 |
|
bbracker
|
52fb630379
|
remove lingering busybear stuff from buildroot do files
|
2021-06-20 00:50:53 -04:00 |
|
bbracker
|
3e32ba3684
|
make buildroot waves only turn on after a user-specified point
|
2021-06-20 00:39:30 -04:00 |
|
David Harris
|
43bc17350b
|
Restored wally-busybear testbench now that graphical sim is working
|
2021-06-18 12:36:25 -04:00 |
|
bbracker
|
72f1e3eab6
|
buildroot added to regression because it passes regression
|
2021-06-18 09:49:30 -04:00 |
|
David Harris
|
e03912f64c
|
Cleaned up name of MTIME register in CSRC
|
2021-06-18 07:53:49 -04:00 |
|
bbracker
|
832e4fc7e3
|
making linux waveforms more useful
|
2021-06-17 08:37:37 -04:00 |
|
bbracker
|
3e11da2aa2
|
temporarily removing buildroot from regression until it is regenerated
|
2021-06-07 13:20:50 -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 |
|
Ross Thompson
|
6f58c66be8
|
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
|
2021-06-04 15:16:39 -05:00 |
|
Ross Thompson
|
e200b4b5a4
|
Continued I-Cache cleanup.
Removed strange mux on InstrRawD along with
the select logic.
|
2021-06-04 15:14:05 -05:00 |
|
Ross Thompson
|
35afdecda2
|
Moved I-Cache offset selection mux to icache.sv (top level).
When we switch to set associative this is will be more efficient.
|
2021-06-04 13:49:33 -05:00 |
|
Katherine Parry
|
19116ed889
|
Double-precision FMA instructions
|
2021-06-04 14:00:11 -04:00 |
|
Ross Thompson
|
2c16591396
|
Reorganized the icache names.
|
2021-06-04 12:53:42 -05:00 |
|
David Harris
|
a61411995a
|
moved shared constants to a shared directory
|
2021-06-03 22:41:30 -04:00 |
|
bbracker
|
8338b3bd34
|
expanded GPIO testing and caught small GPIO bug
|
2021-06-03 10:03:09 -04:00 |
|