soc.git
2 years agouse DomainRenamer on all sub-components of TestIssuer
Luke Kenneth Casson Leighton [Thu, 3 Jun 2021 12:48:32 +0000 (13:48 +0100)]
use DomainRenamer on all sub-components of TestIssuer
except for JTAG and DMI

2 years agomake core_rst a member of TestIssuerInternal
Luke Kenneth Casson Leighton [Thu, 3 Jun 2021 12:02:59 +0000 (13:02 +0100)]
make core_rst a member of TestIssuerInternal

2 years agotest_ldst_pi.py: add new test case
Tobias Platen [Tue, 1 Jun 2021 18:23:37 +0000 (20:23 +0200)]
test_ldst_pi.py: add new test case

2 years agotest_ldst_pi.py: first version of test_dcache_random()
Tobias Platen [Sat, 29 May 2021 18:46:18 +0000 (20:46 +0200)]
test_ldst_pi.py: first version of test_dcache_random()

2 years agotest_ldst_pi.py: more test_dcache_regression()
Tobias Platen [Sat, 29 May 2021 18:10:15 +0000 (20:10 +0200)]
test_ldst_pi.py: more test_dcache_regression()

2 years agoadjust PLL connections looking for coriolis2 issue
Luke Kenneth Casson Leighton [Thu, 27 May 2021 17:21:16 +0000 (18:21 +0100)]
adjust PLL connections looking for coriolis2 issue

2 years agocorrections on spblock ack
Luke Kenneth Casson Leighton [Thu, 27 May 2021 12:04:10 +0000 (13:04 +0100)]
corrections on spblock ack

2 years agoclassic wishbone mode: must not do ack if already acked
Luke Kenneth Casson Leighton [Thu, 27 May 2021 12:01:42 +0000 (13:01 +0100)]
classic wishbone mode: must not do ack if already acked

2 years agoarse. PLL test_issuer clk_sel_i accidentally only 1 bit not 2
Luke Kenneth Casson Leighton [Wed, 26 May 2021 15:10:30 +0000 (16:10 +0100)]
arse. PLL test_issuer clk_sel_i accidentally only 1 bit not 2

2 years agoremove err feature from sram4k wb
Luke Kenneth Casson Leighton [Wed, 26 May 2021 15:09:58 +0000 (16:09 +0100)]
remove err feature from sram4k wb

2 years agoadd ldst PortInterface misalign unit test (underway)
Luke Kenneth Casson Leighton [Wed, 26 May 2021 13:22:45 +0000 (14:22 +0100)]
add ldst PortInterface misalign unit test (underway)

2 years agorename PLL signals
Luke Kenneth Casson Leighton [Tue, 25 May 2021 11:31:31 +0000 (12:31 +0100)]
rename PLL signals

2 years agotest_ldst_pi.py: fix race condition causing early stop
Tobias Platen [Tue, 25 May 2021 19:00:41 +0000 (21:00 +0200)]
test_ldst_pi.py: fix race condition causing early stop

2 years agowait_ldok: add debug output count
Tobias Platen [Tue, 25 May 2021 17:22:46 +0000 (19:22 +0200)]
wait_ldok: add debug output count

2 years agowhoops sort out name of SPBlock RAM
Luke Kenneth Casson Leighton [Mon, 24 May 2021 17:21:00 +0000 (18:21 +0100)]
whoops sort out name of SPBlock RAM

2 years agochange name of submodule to real_pll
Luke Kenneth Casson Leighton [Mon, 24 May 2021 17:05:10 +0000 (18:05 +0100)]
change name of submodule to real_pll

2 years agomatch up PLL names
Luke Kenneth Casson Leighton [Sat, 22 May 2021 11:55:09 +0000 (12:55 +0100)]
match up PLL names

2 years agoRemove redundant build step
Cesar Strauss [Sat, 22 May 2021 21:12:48 +0000 (18:12 -0300)]
Remove redundant build step

The pywriter script has already ran, as part of the openpower-isa install.

2 years agoInclude missing step in automated build
Cesar Strauss [Sat, 22 May 2021 21:10:02 +0000 (18:10 -0300)]
Include missing step in automated build

The newly added pyfnwriter script needs to run just before pywriter.

2 years agoMove the reset code outside of the sub-test
Cesar Strauss [Sat, 22 May 2021 20:31:00 +0000 (17:31 -0300)]
Move the reset code outside of the sub-test

Even if a sub-test fails, the core still needs to be reset.
This code does not check any assertions, so it's safe to move it outside.

2 years agoupdate submodule
Luke Kenneth Casson Leighton [Sat, 22 May 2021 10:50:32 +0000 (11:50 +0100)]
update submodule

2 years agoupdate PLL to use Instance
Luke Kenneth Casson Leighton [Sat, 22 May 2021 10:50:25 +0000 (11:50 +0100)]
update PLL to use Instance

3 years agotest_ldst_pi.py: add dcache regression and random test from test_dcache.py
Tobias Platen [Sat, 15 May 2021 17:10:33 +0000 (19:10 +0200)]
test_ldst_pi.py: add dcache regression and random test from test_dcache.py

3 years agoadd radix MMU "miss" test
Luke Kenneth Casson Leighton [Fri, 14 May 2021 19:47:38 +0000 (20:47 +0100)]
add radix MMU "miss" test

3 years agoclear out request data on return to idle
Luke Kenneth Casson Leighton [Fri, 14 May 2021 12:04:17 +0000 (13:04 +0100)]
clear out request data on return to idle

3 years agosort out LoadStore1 misalignment FSM, also required test function pi_ld
Luke Kenneth Casson Leighton [Fri, 14 May 2021 11:09:55 +0000 (12:09 +0100)]
sort out LoadStore1 misalignment FSM, also required test function pi_ld
to be modified to understand exceptions.  pi_st TODO

3 years agoremove minerva units previously missed in cleanout
Luke Kenneth Casson Leighton [Fri, 14 May 2021 10:36:19 +0000 (11:36 +0100)]
remove minerva units previously missed in cleanout

3 years agoadd misaligned load through MMU (which is incorrectly succeeding without error)
Luke Kenneth Casson Leighton [Fri, 14 May 2021 10:30:53 +0000 (11:30 +0100)]
add misaligned load through MMU (which is incorrectly succeeding without error)

3 years agominor rework of wb_get, make generic
Luke Kenneth Casson Leighton [Thu, 13 May 2021 21:12:33 +0000 (22:12 +0100)]
minor rework of wb_get, make generic

3 years agoadded STORE test in test_ldst_pi.py, and it worked straight off
Luke Kenneth Casson Leighton [Thu, 13 May 2021 21:02:32 +0000 (22:02 +0100)]
added STORE test in test_ldst_pi.py, and it worked straight off

3 years agoupdate comments in issuer.py regarding a 4th FSM
Luke Kenneth Casson Leighton [Thu, 13 May 2021 21:01:54 +0000 (22:01 +0100)]
update comments in issuer.py regarding a 4th FSM

3 years agoyet more debug log stuff for DCache, this time on CacheRam, to discern
Luke Kenneth Casson Leighton [Thu, 13 May 2021 19:02:00 +0000 (20:02 +0100)]
yet more debug log stuff for DCache, this time on CacheRam, to discern
which SRAM the read/write request went to

3 years agofix wb_get error where data was being corrupted
Luke Kenneth Casson Leighton [Thu, 13 May 2021 19:01:20 +0000 (20:01 +0100)]
fix wb_get error where data was being corrupted
(not WB classic compliant)

3 years agoadd read at different locations in test_ldst_pi.py
Luke Kenneth Casson Leighton [Thu, 13 May 2021 17:05:01 +0000 (18:05 +0100)]
add read at different locations in test_ldst_pi.py

3 years agoadd some data for MMU to actually look up
Luke Kenneth Casson Leighton [Thu, 13 May 2021 16:46:07 +0000 (17:46 +0100)]
add some data for MMU to actually look up

3 years agoha, hilarious: swapped TLBUpdate output sizes db_out and pb_out.
Luke Kenneth Casson Leighton [Thu, 13 May 2021 16:35:07 +0000 (17:35 +0100)]
ha, hilarious: swapped TLBUpdate output sizes db_out and pb_out.

3 years agowhoops TLBIE must *clear* the valid bit not set it. TLBUpdate
Luke Kenneth Casson Leighton [Thu, 13 May 2021 15:39:33 +0000 (16:39 +0100)]
whoops TLBIE must *clear* the valid bit not set it.  TLBUpdate

3 years agomore debug Display in dcache.py
Luke Kenneth Casson Leighton [Thu, 13 May 2021 15:38:18 +0000 (16:38 +0100)]
more debug Display in dcache.py

3 years agoputting in a lot more debug print statements in DCache, investigation
Luke Kenneth Casson Leighton [Thu, 13 May 2021 13:14:43 +0000 (14:14 +0100)]
putting in a lot more debug print statements in DCache, investigation

3 years agoadd dcache tlb / pte test
Luke Kenneth Casson Leighton [Wed, 12 May 2021 19:15:35 +0000 (20:15 +0100)]
add dcache tlb / pte test

3 years agoset m_out.load from ldst_r(egister) in LoadStore1
Luke Kenneth Casson Leighton [Wed, 12 May 2021 19:04:12 +0000 (20:04 +0100)]
set m_out.load from ldst_r(egister) in LoadStore1

3 years agomove dcache unit test to separate test_dcache.py
Luke Kenneth Casson Leighton [Wed, 12 May 2021 18:48:23 +0000 (19:48 +0100)]
move dcache unit test to separate test_dcache.py

3 years agoexperimentation with MMU-enabled LoadStore1 through PortInterface
Luke Kenneth Casson Leighton [Wed, 12 May 2021 18:35:35 +0000 (19:35 +0100)]
experimentation with MMU-enabled LoadStore1 through PortInterface
added was a way to capture a snapshot of the incoming LD/ST request,
so that it can be re-presented after an MMU lookup.

3 years agoadd debug info, update comments, disable dcache in test
Luke Kenneth Casson Leighton [Wed, 12 May 2021 14:33:04 +0000 (15:33 +0100)]
add debug info, update comments, disable dcache in test
all tracking down bugs in test_ldst_pi.py

3 years agostart doing virtual memory queries via PortInterface on LoadStore1
Luke Kenneth Casson Leighton [Wed, 12 May 2021 14:07:09 +0000 (15:07 +0100)]
start doing virtual memory queries via PortInterface on LoadStore1

3 years agowhoops missing default zero (no idea how)
Luke Kenneth Casson Leighton [Wed, 12 May 2021 13:35:55 +0000 (14:35 +0100)]
whoops missing default zero (no idea how)

3 years agoaddcomments for MMU PortInterface test (how it, um, doesnt actually use PortInterface? :)
Luke Kenneth Casson Leighton [Wed, 12 May 2021 12:17:33 +0000 (13:17 +0100)]
addcomments for MMU PortInterface test (how it, um, doesnt actually use PortInterface? :)

3 years agobit of a hack to get test_mmu_dcache_pi.py operational.
Luke Kenneth Casson Leighton [Wed, 12 May 2021 12:15:05 +0000 (13:15 +0100)]
bit of a hack to get test_mmu_dcache_pi.py operational.
if missing data from the mem dictionary in wb_get, return zero

3 years agowhitespace
Luke Kenneth Casson Leighton [Wed, 12 May 2021 12:04:51 +0000 (13:04 +0100)]
whitespace

3 years agono need for sel0
Luke Kenneth Casson Leighton [Wed, 12 May 2021 12:04:37 +0000 (13:04 +0100)]
no need for sel0

3 years agopass through MSR.PR through PortInterface, into LoadStore1
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:59:45 +0000 (11:59 +0100)]
pass through MSR.PR through PortInterface, into LoadStore1

3 years agoconnect MSR.PR to PortInterface in LDSTCompUnit
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:52:53 +0000 (11:52 +0100)]
connect MSR.PR to PortInterface in LDSTCompUnit

3 years agoadd msr_pr bit in PortInterface
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:46:33 +0000 (11:46 +0100)]
add msr_pr bit in PortInterface

3 years agoadd MSR to LD/ST Input Record
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:44:42 +0000 (11:44 +0100)]
add MSR to LD/ST Input Record

3 years agocomment tidyup
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:07:55 +0000 (11:07 +0100)]
comment tidyup

3 years agomust also pass through instruction fault exception in LoadStore1
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:05:57 +0000 (11:05 +0100)]
must also pass through instruction fault exception in LoadStore1

3 years agowhoops names changed in MMU FSM
Luke Kenneth Casson Leighton [Tue, 11 May 2021 10:04:25 +0000 (11:04 +0100)]
whoops names changed in MMU FSM

3 years agotidyup comments and remove LoadStore COMPLETE state
Luke Kenneth Casson Leighton [Tue, 11 May 2021 09:56:56 +0000 (10:56 +0100)]
tidyup comments and remove LoadStore COMPLETE state

3 years agocleanup on exception setting
Luke Kenneth Casson Leighton [Tue, 11 May 2021 09:53:34 +0000 (10:53 +0100)]
cleanup on exception setting

3 years agorename LoadStore1 data structures back to microwatt names
Luke Kenneth Casson Leighton [Tue, 11 May 2021 09:45:29 +0000 (10:45 +0100)]
rename LoadStore1 data structures back to microwatt names

3 years agoadd block for MMU activation to LoadStore1
Luke Kenneth Casson Leighton [Mon, 10 May 2021 23:43:17 +0000 (00:43 +0100)]
add block for MMU activation to LoadStore1

3 years agomove LoadStore1 d_validblip setting, and get MMU_LOOKUP to re-run
Luke Kenneth Casson Leighton [Mon, 10 May 2021 23:35:18 +0000 (00:35 +0100)]
move LoadStore1 d_validblip setting, and get MMU_LOOKUP to re-run
the dcache request after the MMU_LOOKUP succeeds

3 years agowhoops, indentation issue on m.If/m.Else in dcache.py
Luke Kenneth Casson Leighton [Mon, 10 May 2021 23:25:53 +0000 (00:25 +0100)]
whoops, indentation issue on m.If/m.Else in dcache.py

3 years agostyle-wise: use ~self.instr_fault not self.instr_fault==0
Tobias Platen [Mon, 10 May 2021 17:41:58 +0000 (19:41 +0200)]
style-wise: use ~self.instr_fault not self.instr_fault==0

3 years agoLoadStore1: add rules for MMU_LOOKUP
Tobias Platen [Mon, 10 May 2021 17:23:19 +0000 (19:23 +0200)]
LoadStore1: add rules for MMU_LOOKUP

3 years agoadd links to set associative image, and bugreport
Luke Kenneth Casson Leighton [Mon, 10 May 2021 13:15:49 +0000 (14:15 +0100)]
add links to set associative image, and bugreport

3 years agoadd comments on translation of MMU_LOOKUP
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:41:22 +0000 (20:41 +0100)]
add comments on translation of MMU_LOOKUP

3 years agoinstall MMU_LOOKUP vhdl to be translated to nmigen
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:34:39 +0000 (20:34 +0100)]
install MMU_LOOKUP vhdl to be translated to nmigen

3 years agomove (unused) ACK_WAIT code into FSM
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:32:45 +0000 (20:32 +0100)]
move (unused) ACK_WAIT code into FSM
remove another (unneeded) state, FINISH_LFS
sort-of got ACK_WAIT to flip over to IDLE but done has to be
asserted for longer than necessary. needs investigating

3 years agoadd comments in LoadStore1
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:14:28 +0000 (20:14 +0100)]
add comments in LoadStore1

3 years agoremove invalid setting of d_in.valid from self.mmureq
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:09:45 +0000 (20:09 +0100)]
remove invalid setting of d_in.valid from self.mmureq

3 years agono SECOND_REQ
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:05:42 +0000 (20:05 +0100)]
no SECOND_REQ

3 years agoremove SECOND_REQ
Luke Kenneth Casson Leighton [Sun, 9 May 2021 19:04:35 +0000 (20:04 +0100)]
remove SECOND_REQ

3 years agosrc/soc/fu/ldst/loadstore.py drive output d_in.valid
Tobias Platen [Sun, 9 May 2021 18:57:31 +0000 (20:57 +0200)]
src/soc/fu/ldst/loadstore.py drive output d_in.valid

3 years agomove skeleton to elaborate
Tobias Platen [Sun, 9 May 2021 17:00:50 +0000 (19:00 +0200)]
move skeleton to elaborate

3 years agosrc/soc/fu/ldst/loadstore.py: add skeleton for fsm
Tobias Platen [Sun, 9 May 2021 16:57:55 +0000 (18:57 +0200)]
src/soc/fu/ldst/loadstore.py: add skeleton for fsm

3 years agoadd comment about LD/ST exception needs copying into PowerDecoder2
Luke Kenneth Casson Leighton [Sun, 9 May 2021 15:48:29 +0000 (16:48 +0100)]
add comment about LD/ST exception needs copying into PowerDecoder2

3 years agorun LD/ST Exception test case for MMU
Luke Kenneth Casson Leighton [Sun, 9 May 2021 15:47:34 +0000 (16:47 +0100)]
run LD/ST Exception test case for MMU

3 years agoadd MMU bugtracker link
Luke Kenneth Casson Leighton [Sun, 9 May 2021 14:45:17 +0000 (15:45 +0100)]
add MMU bugtracker link

3 years agogit submodule update
Luke Kenneth Casson Leighton [Sun, 9 May 2021 14:42:09 +0000 (15:42 +0100)]
git submodule update

3 years agoupdate code-comments
Luke Kenneth Casson Leighton [Sun, 9 May 2021 14:34:55 +0000 (15:34 +0100)]
update code-comments

3 years agoadd in alignment exception capture/reporting in LoadStore1
Luke Kenneth Casson Leighton [Sun, 9 May 2021 14:30:25 +0000 (15:30 +0100)]
add in alignment exception capture/reporting in LoadStore1

3 years agopreference is to create a temp variable for comb and sync and use that
Luke Kenneth Casson Leighton [Sun, 9 May 2021 12:30:49 +0000 (13:30 +0100)]
preference is to create a temp variable for comb and sync and use that

3 years agoadd misalign flag to PortInterfaceBase
Luke Kenneth Casson Leighton [Sun, 9 May 2021 12:29:19 +0000 (13:29 +0100)]
add misalign flag to PortInterfaceBase
allows first exception to be generated

3 years agoLoadStore1 tidyup
Luke Kenneth Casson Leighton [Sat, 8 May 2021 19:17:19 +0000 (20:17 +0100)]
LoadStore1 tidyup

3 years agotransferring more over to LoadStore FSM
Luke Kenneth Casson Leighton [Sat, 8 May 2021 19:15:34 +0000 (20:15 +0100)]
transferring more over to LoadStore FSM

3 years agostart putting state info into LoadStore1, slowly putting loadstore1.vhdl
Luke Kenneth Casson Leighton [Sat, 8 May 2021 19:08:02 +0000 (20:08 +0100)]
start putting state info into LoadStore1, slowly putting loadstore1.vhdl
FSM into LoadStore1

3 years agoadd LoadStore State enum
Luke Kenneth Casson Leighton [Sat, 8 May 2021 19:00:10 +0000 (20:00 +0100)]
add LoadStore State enum

3 years agoadd bugreport link to mmu
Luke Kenneth Casson Leighton [Sat, 8 May 2021 00:43:43 +0000 (01:43 +0100)]
add bugreport link to mmu

3 years agofix 'sync' referenced before assignment in src/soc/fu/mmu/fsm.py
Tobias Platen [Fri, 7 May 2021 18:39:37 +0000 (20:39 +0200)]
fix 'sync' referenced before assignment in src/soc/fu/mmu/fsm.py

3 years agostart setting DSISR bits but commented out
Luke Kenneth Casson Leighton [Fri, 7 May 2021 17:53:29 +0000 (18:53 +0100)]
start setting DSISR bits but commented out

3 years agoupdate comments and docstrings
Luke Kenneth Casson Leighton [Fri, 7 May 2021 12:26:21 +0000 (13:26 +0100)]
update comments and docstrings

3 years agowhoops, import error
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:51:56 +0000 (12:51 +0100)]
whoops, import error

3 years agomove LoadStore1 class to soc.fu.ldst.loadstore
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:51:26 +0000 (12:51 +0100)]
move LoadStore1 class to soc.fu.ldst.loadstore

3 years agowhoops was still copying output over in CommonOutputStage
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:44:07 +0000 (12:44 +0100)]
whoops was still copying output over in CommonOutputStage
for SVP64 pred-zero-dest

3 years agohow we managed to get this far without noticing that test_runner.py is
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:40:41 +0000 (12:40 +0100)]
how we managed to get this far without noticing that test_runner.py is
not using "with self.subTest" is anyones guess

3 years agomove dsisr and dar into LoadStore1
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:37:17 +0000 (12:37 +0100)]
move dsisr and dar into LoadStore1

3 years agomove zero-dest-pred in Common Output Stage to not copy target.
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:19:26 +0000 (12:19 +0100)]
move zero-dest-pred in Common Output Stage to not copy target.
this then allows CR0 to set a "zero" bit

3 years agowhoops setup of core.sv_pred_sm/dm not indented and under "if svp64_en"
Luke Kenneth Casson Leighton [Fri, 7 May 2021 11:15:48 +0000 (12:15 +0100)]
whoops setup of core.sv_pred_sm/dm not indented and under "if svp64_en"

3 years agowhoops disabled tests agaaaaain
Luke Kenneth Casson Leighton [Thu, 6 May 2021 17:52:50 +0000 (18:52 +0100)]
whoops disabled tests agaaaaain