litex.git
11 years agodoc/fhdl: document Module API
Sebastien Bourdeauducq [Mon, 22 Jul 2013 14:48:05 +0000 (16:48 +0200)]
doc/fhdl: document Module API

11 years agodoc/bus/CSR: add automatic CSR name info
Sebastien Bourdeauducq [Mon, 22 Jul 2013 14:47:49 +0000 (16:47 +0200)]
doc/bus/CSR: add automatic CSR name info

11 years agowishbone.py: add Crossbar (concurrent/parallel/many-to-many interconnect)
Robert Jördens [Mon, 22 Jul 2013 08:12:50 +0000 (02:12 -0600)]
wishbone.py: add Crossbar (concurrent/parallel/many-to-many interconnect)

11 years agofsm.py: set reset_state
Robert Jördens [Mon, 22 Jul 2013 08:09:12 +0000 (02:09 -0600)]
fsm.py: set reset_state

11 years agodoc/bus: update
Sebastien Bourdeauducq [Sat, 20 Jul 2013 15:01:58 +0000 (17:01 +0200)]
doc/bus: update

11 years agofhdl/tools: do not export resort_statements
Sebastien Bourdeauducq [Wed, 17 Jul 2013 14:50:09 +0000 (16:50 +0200)]
fhdl/tools: do not export resort_statements

11 years agoRevert "fhdl/tools/group_by_target: remove resort_statements"
Sebastien Bourdeauducq [Wed, 17 Jul 2013 14:49:26 +0000 (16:49 +0200)]
Revert "fhdl/tools/group_by_target: remove resort_statements"

This reverts commit 939f01cee2ebec6df738652412b1048b958bf09f.

11 years agogenlib/fifo/AsyncFIFO: fix data corruption bug
David Carne [Wed, 17 Jul 2013 10:10:08 +0000 (12:10 +0200)]
genlib/fifo/AsyncFIFO: fix data corruption bug

11 years agofhdl/tools/group_by_target: remove resort_statements
Sebastien Bourdeauducq [Wed, 17 Jul 2013 08:38:39 +0000 (10:38 +0200)]
fhdl/tools/group_by_target: remove resort_statements

11 years agofhdl/tools: BUGFIX: fix group_by_target grouping
David Carne [Wed, 17 Jul 2013 07:40:46 +0000 (00:40 -0700)]
fhdl/tools: BUGFIX: fix group_by_target grouping

group_by_target does not properly combine target groups if statements
are presented in the order:

 ({A}, statement1)
 ({B}, statement2)
 ({A, B}, statement3)

which returns groups:

 ({A, B}, [statement1, statement3])
 ({B}, [statement2])

This patch fixes group_by_target such that the resulting group is:

 ({A, B}, [statement1, statement2, statement3])

11 years agoRemove ASMI
Sebastien Bourdeauducq [Tue, 16 Jul 2013 16:50:50 +0000 (18:50 +0200)]
Remove ASMI

11 years agofhdl/tools: clock domain merging for clock renaming
David Carne [Tue, 16 Jul 2013 16:17:21 +0000 (18:17 +0200)]
fhdl/tools: clock domain merging for clock renaming

11 years agolasmibus: fix master locking
Sebastien Bourdeauducq [Mon, 15 Jul 2013 19:45:07 +0000 (21:45 +0200)]
lasmibus: fix master locking

11 years agogenlib/fifo: add test bench
Sebastien Bourdeauducq [Mon, 15 Jul 2013 19:36:39 +0000 (21:36 +0200)]
genlib/fifo: add test bench

11 years agoactorlib/spi/DMAController: export length/storage/trigger
Sebastien Bourdeauducq [Sat, 13 Jul 2013 15:13:15 +0000 (17:13 +0200)]
actorlib/spi/DMAController: export length/storage/trigger

11 years agoactorlib/spi/SingleGenerator: export CSRs
Sebastien Bourdeauducq [Sat, 13 Jul 2013 15:12:51 +0000 (17:12 +0200)]
actorlib/spi/SingleGenerator: export CSRs

11 years agoflow/actor/PipelinedActor: clean up
Sebastien Bourdeauducq [Fri, 12 Jul 2013 16:52:34 +0000 (18:52 +0200)]
flow/actor/PipelinedActor: clean up

11 years agoactorlib/spi/DMAWriteController: len -> flen
Sebastien Bourdeauducq [Thu, 11 Jul 2013 17:22:56 +0000 (19:22 +0200)]
actorlib/spi/DMAWriteController: len -> flen

11 years agodfi: split phase description
Florent Kermarrec [Wed, 10 Jul 2013 14:42:41 +0000 (16:42 +0200)]
dfi: split phase description

11 years agoexamples/sim/abstract_transactions_lasmi: check data
Sebastien Bourdeauducq [Wed, 10 Jul 2013 17:11:02 +0000 (19:11 +0200)]
examples/sim/abstract_transactions_lasmi: check data

11 years agobus/lasmibus: add separate req/data ack to target and initiator
Sebastien Bourdeauducq [Wed, 10 Jul 2013 17:09:51 +0000 (19:09 +0200)]
bus/lasmibus: add separate req/data ack to target and initiator

11 years agodma_lasmi/Writer: fix default FIFO depth
Sebastien Bourdeauducq [Sun, 7 Jul 2013 18:01:55 +0000 (20:01 +0200)]
dma_lasmi/Writer: fix default FIFO depth

11 years agodma_lasmi/Reader: handle ack=1 when stb=0
Sebastien Bourdeauducq [Sun, 7 Jul 2013 16:57:05 +0000 (18:57 +0200)]
dma_lasmi/Reader: handle ack=1 when stb=0

11 years agolasmibus/crossbar: simplify master ack generation
Sebastien Bourdeauducq [Sun, 7 Jul 2013 16:56:43 +0000 (18:56 +0200)]
lasmibus/crossbar: simplify master ack generation

11 years agopytholite: fix kwargs handling
Sebastien Bourdeauducq [Wed, 3 Jul 2013 15:20:05 +0000 (17:20 +0200)]
pytholite: fix kwargs handling

11 years agoexamples/pytholite/basic: demonstrate generator arguments
Sebastien Bourdeauducq [Wed, 3 Jul 2013 14:35:24 +0000 (16:35 +0200)]
examples/pytholite/basic: demonstrate generator arguments

11 years agopytholite: support generator arguments
Sebastien Bourdeauducq [Wed, 3 Jul 2013 14:35:07 +0000 (16:35 +0200)]
pytholite: support generator arguments

11 years agofhdl: mark variable as deprecated
Sebastien Bourdeauducq [Sun, 30 Jun 2013 18:14:20 +0000 (20:14 +0200)]
fhdl: mark variable as deprecated

11 years agoexamples/complex: do not use variable
Sebastien Bourdeauducq [Sun, 30 Jun 2013 17:27:01 +0000 (19:27 +0200)]
examples/complex: do not use variable

11 years agofhdl/verilog: lower complex slices before reset insertion
Sebastien Bourdeauducq [Sun, 30 Jun 2013 12:32:47 +0000 (14:32 +0200)]
fhdl/verilog: lower complex slices before reset insertion

11 years agofhdl/tools: separate complex slice lowerer from basic lowerer
Sebastien Bourdeauducq [Sun, 30 Jun 2013 12:32:19 +0000 (14:32 +0200)]
fhdl/tools: separate complex slice lowerer from basic lowerer

11 years agogenlib/misc: remove bitreverse
Sebastien Bourdeauducq [Sun, 30 Jun 2013 12:31:25 +0000 (14:31 +0200)]
genlib/misc: remove bitreverse

11 years agosupport re-slicing and non-unit step size
Robert Jördens [Thu, 27 Jun 2013 19:31:00 +0000 (13:31 -0600)]
support re-slicing and non-unit step size

* support slicing of Slice/Cat/Replicate through lowering
* support non-unit step size slices through unpacking and Cat()

11 years agocoding.py: rewrite If() to make verilog more readable
Robert Jördens [Sun, 30 Jun 2013 03:25:06 +0000 (21:25 -0600)]
coding.py: rewrite If() to make verilog more readable

11 years agopytholite: use eval instead of literal_eval
Sebastien Bourdeauducq [Fri, 28 Jun 2013 17:03:55 +0000 (19:03 +0200)]
pytholite: use eval instead of literal_eval

11 years agogenlib/coding.py: binary vs. one-hot, priority coding
Robert Jördens [Thu, 27 Jun 2013 18:56:57 +0000 (12:56 -0600)]
genlib/coding.py: binary vs. one-hot, priority coding

11 years agogenlib/cordic: cleanup
Sebastien Bourdeauducq [Wed, 26 Jun 2013 20:46:04 +0000 (22:46 +0200)]
genlib/cordic: cleanup

11 years agofhdl/verilog: fix signedness rules for comparison
Sebastien Bourdeauducq [Wed, 26 Jun 2013 20:45:47 +0000 (22:45 +0200)]
fhdl/verilog: fix signedness rules for comparison

11 years agomigen/genlib/cordic.py: generic cordic
Robert Jordens [Tue, 25 Jun 2013 22:47:51 +0000 (16:47 -0600)]
migen/genlib/cordic.py: generic cordic

* rotating or vectoring cordic modes
* circular, linear, or hyperbolic functions
* combinatorial, pipelined or iterative evaluation
* arbitrary width, stages and guard bits
* two or four quadrant mode for circular/rotate

11 years agoFSM: new API
Sebastien Bourdeauducq [Tue, 25 Jun 2013 20:17:39 +0000 (22:17 +0200)]
FSM: new API

11 years agofhdl/verilog: improve error reporting
Sebastien Bourdeauducq [Mon, 24 Jun 2013 17:44:25 +0000 (19:44 +0200)]
fhdl/verilog: improve error reporting

11 years agolasmi: separate request and data ack to support bankmachine FIFOs (buggy/incomplete)
Sebastien Bourdeauducq [Mon, 17 Jun 2013 21:36:03 +0000 (23:36 +0200)]
lasmi: separate request and data ack to support bankmachine FIFOs (buggy/incomplete)

11 years agogenlib/fifo: support records
Sebastien Bourdeauducq [Mon, 17 Jun 2013 21:35:10 +0000 (23:35 +0200)]
genlib/fifo: support records

11 years agolasmibus/crossbar: better switching policy
Sebastien Bourdeauducq [Sat, 15 Jun 2013 14:51:09 +0000 (16:51 +0200)]
lasmibus/crossbar: better switching policy

11 years agoasmibus: remove port sharing
Sebastien Bourdeauducq [Fri, 14 Jun 2013 16:34:36 +0000 (18:34 +0200)]
asmibus: remove port sharing

11 years agobus/asmibus: fix slot aging timer
Sebastien Bourdeauducq [Fri, 14 Jun 2013 15:57:43 +0000 (17:57 +0200)]
bus/asmibus: fix slot aging timer

11 years agobus/lasmibus/Crossbar: support cba_shift=0
Sebastien Bourdeauducq [Tue, 11 Jun 2013 16:15:49 +0000 (18:15 +0200)]
bus/lasmibus/Crossbar: support cba_shift=0

11 years agolasmi: fix minor problems
Sebastien Bourdeauducq [Mon, 10 Jun 2013 20:49:33 +0000 (22:49 +0200)]
lasmi: fix minor problems

11 years agogenlib/fsm: fix handling of zero delayed_enter
Sebastien Bourdeauducq [Mon, 10 Jun 2013 20:49:05 +0000 (22:49 +0200)]
genlib/fsm: fix handling of zero delayed_enter

11 years agoactorlib: LASMI DMA (untested)
Sebastien Bourdeauducq [Mon, 10 Jun 2013 20:29:39 +0000 (22:29 +0200)]
actorlib: LASMI DMA (untested)

11 years agobus: Wishbone -> LASMI bridge (untested)
Sebastien Bourdeauducq [Mon, 10 Jun 2013 16:52:07 +0000 (18:52 +0200)]
bus: Wishbone -> LASMI bridge (untested)

11 years agoexamples/sim: add LASMI demo
Sebastien Bourdeauducq [Sun, 9 Jun 2013 21:36:51 +0000 (23:36 +0200)]
examples/sim: add LASMI demo

11 years agobus/lasmibus: bugfixes
Sebastien Bourdeauducq [Sun, 9 Jun 2013 21:36:32 +0000 (23:36 +0200)]
bus/lasmibus: bugfixes

11 years agobus/lasmibus: add target and initiator
Sebastien Bourdeauducq [Sun, 9 Jun 2013 14:03:22 +0000 (16:03 +0200)]
bus/lasmibus: add target and initiator

11 years agoexamples/sim: rename abstract_transactions to abstract_transactions_wb, use new APIs...
Sebastien Bourdeauducq [Sun, 9 Jun 2013 12:17:30 +0000 (14:17 +0200)]
examples/sim: rename abstract_transactions to abstract_transactions_wb, use new APIs, remove ASMI

11 years agobus/lasmi: interface definition and crossbar (untested)
Sebastien Bourdeauducq [Sat, 8 Jun 2013 13:49:50 +0000 (15:49 +0200)]
bus/lasmi: interface definition and crossbar (untested)

11 years agocsr/sram: fix reads on high addresses when word_bits != 0
Kenneth Ryerson [Mon, 3 Jun 2013 19:52:21 +0000 (21:52 +0200)]
csr/sram: fix reads on high addresses when word_bits != 0

11 years agocsr/sram: fix page_bits computation
Kenneth Ryerson [Mon, 3 Jun 2013 19:51:14 +0000 (21:51 +0200)]
csr/sram: fix page_bits computation

11 years agogenlib/misc: fix import
Sebastien Bourdeauducq [Thu, 30 May 2013 16:46:52 +0000 (18:46 +0200)]
genlib/misc: fix import

11 years agobus/csr/SRAM: better handling of writes to memories larger than the CSR width
Sebastien Bourdeauducq [Thu, 30 May 2013 16:45:04 +0000 (18:45 +0200)]
bus/csr/SRAM: better handling of writes to memories larger than the CSR width

11 years agobitreverse: fhdl/tools -> genlib/misc
Sebastien Bourdeauducq [Thu, 30 May 2013 16:44:37 +0000 (18:44 +0200)]
bitreverse: fhdl/tools -> genlib/misc

11 years agoMake memory ports part of specials
Sebastien Bourdeauducq [Tue, 28 May 2013 14:11:34 +0000 (16:11 +0200)]
Make memory ports part of specials

This is needed to handle cases where a single memory has ports
in two different modules, and one of these modules is subject
to clock domain remapping. The clock domain of the port in that
module only must be remapped.

11 years agoNew migen.fhdl.std to simplify imports + len->flen
Sebastien Bourdeauducq [Wed, 22 May 2013 15:11:09 +0000 (17:11 +0200)]
New migen.fhdl.std to simplify imports + len->flen

11 years agobus/wishbone/SRAM: support init and read_only
Sebastien Bourdeauducq [Sun, 19 May 2013 18:53:54 +0000 (20:53 +0200)]
bus/wishbone/SRAM: support init and read_only

11 years agobus/csr/SRAM: support init
Sebastien Bourdeauducq [Sun, 19 May 2013 18:53:37 +0000 (20:53 +0200)]
bus/csr/SRAM: support init

11 years agosetup.py: update required Python version
Sebastien Bourdeauducq [Thu, 16 May 2013 13:24:11 +0000 (15:24 +0200)]
setup.py: update required Python version

11 years agobus/asmi: port sharing support
Sebastien Bourdeauducq [Sun, 12 May 2013 13:58:39 +0000 (15:58 +0200)]
bus/asmi: port sharing support

11 years agofhdl/tools/_TargetLister: do not include array keys in targets
Sebastien Bourdeauducq [Sat, 11 May 2013 15:28:41 +0000 (17:28 +0200)]
fhdl/tools/_TargetLister: do not include array keys in targets

11 years agogenlib/record: match_by_position -> connect_flat
Sebastien Bourdeauducq [Sat, 11 May 2013 09:48:21 +0000 (11:48 +0200)]
genlib/record: match_by_position -> connect_flat

11 years agoRevert "genlib/record/connect: add match_by_position"
Sebastien Bourdeauducq [Fri, 10 May 2013 15:41:51 +0000 (17:41 +0200)]
Revert "genlib/record/connect: add match_by_position"

This reverts commit df1ed32765510421fee07a8d5ff29afa9ce7c7c5.

11 years agobank/description/AutoCSR: add autocsr_exclude
Sebastien Bourdeauducq [Wed, 8 May 2013 18:58:57 +0000 (20:58 +0200)]
bank/description/AutoCSR: add autocsr_exclude

11 years agodma_asmi: cleanup
Sebastien Bourdeauducq [Wed, 8 May 2013 16:58:50 +0000 (18:58 +0200)]
dma_asmi: cleanup

11 years agobank/eventmanager: refactor, rename EventSourceLevel -> EventSourceProcess, add fully...
Sebastien Bourdeauducq [Wed, 8 May 2013 16:12:26 +0000 (18:12 +0200)]
bank/eventmanager: refactor, rename EventSourceLevel -> EventSourceProcess, add fully externally controlled event source

11 years agoactorlib/spi: add DMAWriteController
Sebastien Bourdeauducq [Sat, 4 May 2013 15:38:54 +0000 (17:38 +0200)]
actorlib/spi: add DMAWriteController

11 years agoactorlib/dma_asmi/OOOWriter: fix tag offset
Sebastien Bourdeauducq [Sat, 4 May 2013 15:38:17 +0000 (17:38 +0200)]
actorlib/dma_asmi/OOOWriter: fix tag offset

11 years agoflow/network/DataFlowGraph: add_buffered_connection
Sebastien Bourdeauducq [Thu, 2 May 2013 11:25:30 +0000 (13:25 +0200)]
flow/network/DataFlowGraph: add_buffered_connection

11 years agobank/description/CSRStorage: set reset property of storage for use in test benches
Sebastien Bourdeauducq [Thu, 2 May 2013 09:49:23 +0000 (11:49 +0200)]
bank/description/CSRStorage: set reset property of storage for use in test benches

11 years agoflow/network: better determination of plumbing layout
Sebastien Bourdeauducq [Wed, 1 May 2013 20:13:26 +0000 (22:13 +0200)]
flow/network: better determination of plumbing layout

11 years agoactorlib/dma_asmi: drive dat_wm
Sebastien Bourdeauducq [Wed, 1 May 2013 19:52:26 +0000 (21:52 +0200)]
actorlib/dma_asmi: drive dat_wm

11 years agoactorlib/spi: add DMA read controller
Sebastien Bourdeauducq [Tue, 30 Apr 2013 16:55:01 +0000 (18:55 +0200)]
actorlib/spi: add DMA read controller

11 years agoactorlib/spi/SingleGenerator: use CSR alignment bits
Sebastien Bourdeauducq [Tue, 30 Apr 2013 16:54:47 +0000 (18:54 +0200)]
actorlib/spi/SingleGenerator: use CSR alignment bits

11 years agobank/description/CSRStorage: support alignment bits
Sebastien Bourdeauducq [Tue, 30 Apr 2013 16:53:40 +0000 (18:53 +0200)]
bank/description/CSRStorage: support alignment bits

11 years agoflow/network/CompositeActor: expose unconnected endpoints
Sebastien Bourdeauducq [Tue, 30 Apr 2013 16:53:02 +0000 (18:53 +0200)]
flow/network/CompositeActor: expose unconnected endpoints

11 years agoflow/network/DataFlowGraph: add add_pipeline
Sebastien Bourdeauducq [Tue, 30 Apr 2013 13:49:51 +0000 (15:49 +0200)]
flow/network/DataFlowGraph: add add_pipeline

11 years agoactorlib/spi/Collector: cleanup, new APIs
Sebastien Bourdeauducq [Sun, 28 Apr 2013 16:32:46 +0000 (18:32 +0200)]
actorlib/spi/Collector: cleanup, new APIs

11 years agoactorlib/dma_asmi: support for writes
Sebastien Bourdeauducq [Sun, 28 Apr 2013 16:06:36 +0000 (18:06 +0200)]
actorlib/dma_asmi: support for writes

11 years agogenlib/fifo: disable retiming on Gray counter outputs
Sebastien Bourdeauducq [Thu, 25 Apr 2013 12:57:07 +0000 (14:57 +0200)]
genlib/fifo: disable retiming on Gray counter outputs

11 years agogenlib/cdc: add NoRetiming
Sebastien Bourdeauducq [Thu, 25 Apr 2013 12:56:45 +0000 (14:56 +0200)]
genlib/cdc: add NoRetiming

11 years agofhdl/verilog: recursive Special lowering
Sebastien Bourdeauducq [Thu, 25 Apr 2013 12:56:26 +0000 (14:56 +0200)]
fhdl/verilog: recursive Special lowering

11 years agogenlib/fifo: add asynchronous FIFO
Sebastien Bourdeauducq [Thu, 25 Apr 2013 11:30:37 +0000 (13:30 +0200)]
genlib/fifo: add asynchronous FIFO

11 years agofhdl/specials/memory: do not write address register for async reads
Sebastien Bourdeauducq [Thu, 25 Apr 2013 11:30:05 +0000 (13:30 +0200)]
fhdl/specials/memory: do not write address register for async reads

11 years agograycounter: expose binary output
Sebastien Bourdeauducq [Thu, 25 Apr 2013 11:11:15 +0000 (13:11 +0200)]
graycounter: expose binary output

11 years agogenlib: add Gray counter
Sebastien Bourdeauducq [Wed, 24 Apr 2013 17:13:36 +0000 (19:13 +0200)]
genlib: add Gray counter

11 years agoSupport for resetless clock domains
Florent Kermarrec [Tue, 23 Apr 2013 09:53:37 +0000 (11:53 +0200)]
Support for resetless clock domains

11 years agoChange license to 2-clause BSD
Sebastien Bourdeauducq [Mon, 15 Apr 2013 21:55:30 +0000 (23:55 +0200)]
Change license to 2-clause BSD

11 years agobus/csr/SRAM: fix Module conversion errors
Sebastien Bourdeauducq [Sun, 14 Apr 2013 11:55:04 +0000 (13:55 +0200)]
bus/csr/SRAM: fix Module conversion errors

11 years agofhdl: support len() on all values
Sebastien Bourdeauducq [Sun, 14 Apr 2013 11:50:26 +0000 (13:50 +0200)]
fhdl: support len() on all values

11 years agofhdl/verilog/_printinit: initialize undriven Special inputs (bug reported by Florent...
Sebastien Bourdeauducq [Thu, 11 Apr 2013 16:55:49 +0000 (18:55 +0200)]
fhdl/verilog/_printinit: initialize undriven Special inputs (bug reported by Florent Kermarrec)

11 years agoioo+pytholite: use new Module API
Sebastien Bourdeauducq [Wed, 10 Apr 2013 21:42:46 +0000 (23:42 +0200)]
ioo+pytholite: use new Module API

11 years agofhdl/visit: add TransformModule
Sebastien Bourdeauducq [Wed, 10 Apr 2013 21:42:14 +0000 (23:42 +0200)]
fhdl/visit: add TransformModule