Luke Kenneth Casson Leighton [Tue, 4 May 2021 18:33:34 +0000 (19:33 +0100)]
whoops disabled some test_issuer group tests
Luke Kenneth Casson Leighton [Tue, 4 May 2021 17:40:35 +0000 (18:40 +0100)]
add SVSTATE (SVSRR0) to TRAP pipeline
involves adding svstate to TrapOutputData regspec, and a corresponding
write port to StateRegs, and adding svstate to CompTrapOpSubset
Tobias Platen [Tue, 4 May 2021 18:32:39 +0000 (20:32 +0200)]
upate dsisr and dar using sync
Luke Kenneth Casson Leighton [Tue, 4 May 2021 17:09:36 +0000 (18:09 +0100)]
adding fast3 SPR to Trap pipeline and unit test
Luke Kenneth Casson Leighton [Tue, 4 May 2021 17:08:56 +0000 (18:08 +0100)]
new fast3 needs to be remapped to fast1 port in "reduced ports" case in core
Luke Kenneth Casson Leighton [Tue, 4 May 2021 16:32:40 +0000 (17:32 +0100)]
missed that soc.regfile.util has moved to openpower.util
Luke Kenneth Casson Leighton [Tue, 4 May 2021 16:32:26 +0000 (17:32 +0100)]
add SVSRR0 to FastRegsEnum
Luke Kenneth Casson Leighton [Tue, 4 May 2021 16:18:33 +0000 (17:18 +0100)]
add TODO comments and cross-reference to bug
https://bugs.libre-soc.org/show_bug.cgi?id=636
TestIssuer EXECUTE_WAIT FSM needs to note that an exception has happened
and *re-execute* the instruction
Luke Kenneth Casson Leighton [Tue, 4 May 2021 16:02:49 +0000 (17:02 +0100)]
note a way to see if an exception happened, in TestIssuer
Luke Kenneth Casson Leighton [Tue, 4 May 2021 15:56:06 +0000 (16:56 +0100)]
add printout showing exception output from FUs
Luke Kenneth Casson Leighton [Tue, 4 May 2021 14:44:39 +0000 (15:44 +0100)]
remove symlink
Luke Kenneth Casson Leighton [Tue, 4 May 2021 14:39:10 +0000 (15:39 +0100)]
add links in README
Luke Kenneth Casson Leighton [Tue, 4 May 2021 14:18:51 +0000 (15:18 +0100)]
more rename of exception_o to exc_o, add convenience function in TestCore
to get at all exceptions
Luke Kenneth Casson Leighton [Tue, 4 May 2021 14:18:08 +0000 (15:18 +0100)]
wire in exc_o.happened into write-cancellation of LDSTCompUnit
Luke Kenneth Casson Leighton [Tue, 4 May 2021 13:55:14 +0000 (14:55 +0100)]
comments, and change name of LDSTCompUnit exception_o to exc_o
Luke Kenneth Casson Leighton [Tue, 4 May 2021 12:55:57 +0000 (13:55 +0100)]
remove exception from data on FUBaseData, explicitly eq() it
Luke Kenneth Casson Leighton [Tue, 4 May 2021 12:41:14 +0000 (13:41 +0100)]
code-comments for LDSTCompUnit
Luke Kenneth Casson Leighton [Tue, 4 May 2021 12:35:54 +0000 (13:35 +0100)]
add LDSTException class to LDSTOutputData
Luke Kenneth Casson Leighton [Tue, 4 May 2021 12:31:35 +0000 (13:31 +0100)]
add option to add exception type to FUBaseData (pipe_data)
Luke Kenneth Casson Leighton [Tue, 4 May 2021 12:25:30 +0000 (13:25 +0100)]
rename IntegerData to FUBaseData
Luke Kenneth Casson Leighton [Tue, 4 May 2021 12:24:30 +0000 (13:24 +0100)]
comment out nc (nocache), it seems to actually work
Luke Kenneth Casson Leighton [Mon, 3 May 2021 15:28:14 +0000 (16:28 +0100)]
MMU: get store to activate only when data is available, and to wait till done
Luke Kenneth Casson Leighton [Mon, 3 May 2021 15:05:54 +0000 (16:05 +0100)]
disable the cache for now, whilst testing read/write corruption
Luke Kenneth Casson Leighton [Sun, 2 May 2021 20:05:48 +0000 (21:05 +0100)]
use Const to define bit-length when comparing top nibble of address in MMU
Luke Kenneth Casson Leighton [Sun, 2 May 2021 19:55:26 +0000 (20:55 +0100)]
mmu FSM store in dcache: only put data onto d_in on write request
Luke Kenneth Casson Leighton [Sun, 2 May 2021 14:38:37 +0000 (15:38 +0100)]
return d_out.valid instead of always "ok" in MMU FSM
Luke Kenneth Casson Leighton [Sun, 2 May 2021 14:21:21 +0000 (15:21 +0100)]
HACK WARNING: disable d-cache on hard-coded address 0xCxxx_xxxx
this is for peripherals
Luke Kenneth Casson Leighton [Sun, 2 May 2021 14:20:18 +0000 (15:20 +0100)]
add nc argument to dcache load/store tests
Luke Kenneth Casson Leighton [Sun, 2 May 2021 10:39:48 +0000 (11:39 +0100)]
quick hack to SRAM test and to dcache to enable classic wishbone
Luke Kenneth Casson Leighton [Sun, 2 May 2021 05:55:06 +0000 (06:55 +0100)]
adjust dependencies in setup.py
Luke Kenneth Casson Leighton [Sat, 1 May 2021 20:47:27 +0000 (21:47 +0100)]
enable issuer_verilog.py to generate new MMU/DCache config memory type
Luke Kenneth Casson Leighton [Sat, 1 May 2021 20:45:16 +0000 (21:45 +0100)]
send a DMI RESET at the end of the test.
this resets DCache otherwise it contains old values from the previous test
Luke Kenneth Casson Leighton [Sat, 1 May 2021 19:31:08 +0000 (20:31 +0100)]
store data in microwatt dcache goes in one cycle AFTER valid is set
Luke Kenneth Casson Leighton [Sat, 1 May 2021 19:28:31 +0000 (20:28 +0100)]
dcache store test: data goes in one cycle AFTER valid/addr set up
Luke Kenneth Casson Leighton [Sat, 1 May 2021 19:08:23 +0000 (20:08 +0100)]
only do dcache lookup for now
Cesar Strauss [Sat, 1 May 2021 19:04:19 +0000 (16:04 -0300)]
Add GTKWave documents to each DCache unit test
Luke Kenneth Casson Leighton [Sat, 1 May 2021 16:39:53 +0000 (17:39 +0100)]
add LD/ST cases to MMU, which should all still work
Luke Kenneth Casson Leighton [Sat, 1 May 2021 15:24:49 +0000 (16:24 +0100)]
add MMUTestCaseROM
Luke Kenneth Casson Leighton [Sat, 1 May 2021 15:13:01 +0000 (16:13 +0100)]
whitespace
Luke Kenneth Casson Leighton [Sat, 1 May 2021 13:16:20 +0000 (14:16 +0100)]
use new AllFunctionUnits.get_fu function
Luke Kenneth Casson Leighton [Sat, 1 May 2021 13:15:10 +0000 (14:15 +0100)]
use SPRreduced to match PowerDecoder2
extend mmu_sprs to include redirection of PRTBL DSISR DAR and PIDR to MMU
Luke Kenneth Casson Leighton [Sat, 1 May 2021 12:22:30 +0000 (13:22 +0100)]
missing self.
Luke Kenneth Casson Leighton [Sat, 1 May 2021 12:13:00 +0000 (13:13 +0100)]
resolve DriverConflict in TstL0CacheBuffer, really bad hack
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 15:25:20 +0000 (16:25 +0100)]
debug and stop on mmu test_pipe_caller.py
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 15:25:05 +0000 (16:25 +0100)]
comments on dcache-to-mmu link
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 14:23:34 +0000 (15:23 +0100)]
add a TestSRAM variant of LoadStore1, for being able to run unit MMU unit tests
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 13:09:17 +0000 (14:09 +0100)]
add basic test_issuer_mmu.py
for running specifically with microwatt_mmu=True
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 13:05:01 +0000 (14:05 +0100)]
add option to use new mmu_cache_wb ConfigMemoryPortInterface
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 12:48:34 +0000 (13:48 +0100)]
hook up dcache wb_in/out to PortInterfaceBase Wishbone Record
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 11:46:50 +0000 (12:46 +0100)]
sort out spblock 4k sram cell instance name to match coriolis2 changes
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 10:23:57 +0000 (11:23 +0100)]
https://bugs.libre-soc.org/show_bug.cgi?id=635
turned out to be as simple as the test infrastructure setting initial
values in the wrong regfile (only a few of the unit tests set initial
values in SPR regfiles)
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 10:19:28 +0000 (11:19 +0100)]
better reporting on gpr comparisons
Luke Kenneth Casson Leighton [Fri, 30 Apr 2021 00:22:21 +0000 (01:22 +0100)]
set up LoadStore1 in ConfigMemoryPortInterface and hook it up in MMU
Luke Kenneth Casson Leighton [Thu, 29 Apr 2021 22:00:52 +0000 (23:00 +0100)]
comment out adding mmu and dcache to pspec in MMU FSM
Luke Kenneth Casson Leighton [Thu, 29 Apr 2021 21:58:31 +0000 (22:58 +0100)]
move dcache into Loadstore1
Luke Kenneth Casson Leighton [Tue, 27 Apr 2021 18:51:02 +0000 (19:51 +0100)]
add option to disable bus forwarding on SPRs and FAST regs.
not StateRegs: that actually critically depends on access to PC through
bus forwarding
Luke Kenneth Casson Leighton [Tue, 27 Apr 2021 18:46:57 +0000 (19:46 +0100)]
add option to enable/disable bus forwarding mode on INT regfile
Luke Kenneth Casson Leighton [Tue, 27 Apr 2021 18:46:24 +0000 (19:46 +0100)]
return read data out from Loadstore1 only when valid
Luke Kenneth Casson Leighton [Mon, 26 Apr 2021 20:45:10 +0000 (21:45 +0100)]
hook up MSR into MMU (TODO, use a lot less bits)
Luke Kenneth Casson Leighton [Mon, 26 Apr 2021 20:23:39 +0000 (21:23 +0100)]
simple regression dcache test was faulty. wishbone pipeline related
Luke Kenneth Casson Leighton [Mon, 26 Apr 2021 09:32:42 +0000 (10:32 +0100)]
comment read ack in sram
Luke Kenneth Casson Leighton [Mon, 26 Apr 2021 09:19:26 +0000 (10:19 +0100)]
incorrect indentation in dcache rams
Luke Kenneth Casson Leighton [Mon, 26 Apr 2021 08:22:14 +0000 (09:22 +0100)]
simplify dcache test
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 22:51:07 +0000 (23:51 +0100)]
spelling mistake
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 22:17:09 +0000 (23:17 +0100)]
remove RegStage1.real_adr temporary from dcache
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 22:03:05 +0000 (23:03 +0100)]
do not overwrite parameter ra in dcache
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 21:22:49 +0000 (22:22 +0100)]
comment out dcache_store from test, not the problem
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 21:02:01 +0000 (22:02 +0100)]
remove unneeded code
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 20:35:22 +0000 (21:35 +0100)]
read req in wb_in.stall, dcache
Cesar Strauss [Sun, 25 Apr 2021 19:11:19 +0000 (16:11 -0300)]
Shift-out skipped mask bits for both crpred and intpred
If src/dest step are not zero, we need to shift-out the skipped mask
bits. We already did this for intpred, and for crpred it's exactly the
same.
Move the shifting logic to a new last state, commonly used for both
intpred and crpred.
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 20:15:56 +0000 (21:15 +0100)]
add single regression test for dcache
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 10:55:31 +0000 (11:55 +0100)]
add TODO comment in dcache
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 10:46:50 +0000 (11:46 +0100)]
move Signals in dcache to relevant context
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 10:43:35 +0000 (11:43 +0100)]
dcache Elif used where If should have been
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 08:52:22 +0000 (09:52 +0100)]
whoops should be cyc & ~ack
Luke Kenneth Casson Leighton [Sun, 25 Apr 2021 08:39:56 +0000 (09:39 +0100)]
hard-code dcache stall signal to non-pipelined mode
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 20:26:32 +0000 (21:26 +0100)]
increase memory size in dcache test
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 20:18:18 +0000 (21:18 +0100)]
increase size of random dcache testing by 10
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 20:10:39 +0000 (21:10 +0100)]
fix errors in dcache unit test
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 20:10:27 +0000 (21:10 +0100)]
whitespace
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 15:36:49 +0000 (16:36 +0100)]
add additional external libre-soc sphinx references... commented out for now
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 15:36:26 +0000 (16:36 +0100)]
add additional external libre-soc sphinx references
Luke Kenneth Casson Leighton [Sat, 24 Apr 2021 10:51:24 +0000 (11:51 +0100)]
remove code moved to openpower-isa repo
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 22:17:11 +0000 (23:17 +0100)]
add comments on TestIssuer TestRunner
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 22:08:33 +0000 (23:08 +0100)]
comment tests back in
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 22:08:03 +0000 (23:08 +0100)]
fix import error
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 22:05:58 +0000 (23:05 +0100)]
error in setting fast regs test values
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 21:59:39 +0000 (22:59 +0100)]
import from openpower.tests
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 19:31:16 +0000 (20:31 +0100)]
whitespace
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 19:28:39 +0000 (20:28 +0100)]
move logical tests to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 19:24:21 +0000 (20:24 +0100)]
add trap test cases
https://bugs.libre-soc.org/show_bug.cgi?id=629
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 19:06:20 +0000 (20:06 +0100)]
move SPR tests to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:54:15 +0000 (19:54 +0100)]
move branch test cases to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:49:07 +0000 (19:49 +0100)]
move LDST tests to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:45:14 +0000 (19:45 +0100)]
move mul tests to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:38:35 +0000 (19:38 +0100)]
move div tests to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:37:33 +0000 (19:37 +0100)]
move div tests to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:29:58 +0000 (19:29 +0100)]
move ALU test cases to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:23:47 +0000 (19:23 +0100)]
move MMU Testcase to openpower.test
Luke Kenneth Casson Leighton [Fri, 23 Apr 2021 18:14:00 +0000 (19:14 +0100)]
move CR test cases to openpower.test