litex.git
5 years agocsr: add description to CSRStorage/CSRStatus attributes (thanks xobs)
Florent Kermarrec [Wed, 18 Sep 2019 08:47:54 +0000 (10:47 +0200)]
csr: add description to CSRStorage/CSRStatus attributes (thanks xobs)

5 years agosoc/cores/timer: fix typo (thanks xobs)
Florent Kermarrec [Wed, 18 Sep 2019 08:45:38 +0000 (10:45 +0200)]
soc/cores/timer: fix typo (thanks xobs)

5 years agosoc/cores/timer/doc: rewrite a little bit, avoid some redundancy, change ident.
Florent Kermarrec [Wed, 18 Sep 2019 08:14:47 +0000 (10:14 +0200)]
soc/cores/timer/doc: rewrite a little bit, avoid some redundancy, change ident.

5 years agoMerge pull request #259 from xobs/document-timer
enjoy-digital [Wed, 18 Sep 2019 07:36:53 +0000 (09:36 +0200)]
Merge pull request #259 from xobs/document-timer

timer: add documentation

5 years agotimer: add documentation
Sean Cross [Wed, 18 Sep 2019 07:06:20 +0000 (15:06 +0800)]
timer: add documentation

Now that CSRs have documentation support, add documentation to the basic
`Timer` module.

Signed-off-by: Sean Cross <sean@xobs.io>
5 years agosoc/cores/spi: use new CSRField (no functional change)
Florent Kermarrec [Mon, 16 Sep 2019 15:02:55 +0000 (17:02 +0200)]
soc/cores/spi: use new CSRField (no functional change)

5 years agosoc/cores/bitbang: use new CSRField (no functional change)
Florent Kermarrec [Mon, 16 Sep 2019 14:56:00 +0000 (16:56 +0200)]
soc/cores/bitbang: use new CSRField (no functional change)

5 years agoMerge pull request #257 from enjoy-digital/csr_fields
enjoy-digital [Mon, 16 Sep 2019 07:16:20 +0000 (09:16 +0200)]
Merge pull request #257 from enjoy-digital/csr_fields

soc/interconnect/csr: add CSRField/documentation support, do some simplification on CSRStorage

5 years agocsr: update copyrights
Florent Kermarrec [Mon, 16 Sep 2019 06:48:05 +0000 (08:48 +0200)]
csr: update copyrights

5 years agocsr: more documentation
Florent Kermarrec [Mon, 16 Sep 2019 06:45:29 +0000 (08:45 +0200)]
csr: more documentation

5 years agocsr/CSRStorage: remove storage_full (was only needed by alignment_bits)
Florent Kermarrec [Mon, 16 Sep 2019 06:38:26 +0000 (08:38 +0200)]
csr/CSRStorage: remove storage_full (was only needed by alignment_bits)

5 years agocsr: use IntEnum for CSRAccess
Florent Kermarrec [Mon, 16 Sep 2019 06:36:25 +0000 (08:36 +0200)]
csr: use IntEnum for CSRAccess

5 years agocsr/CSRStorage: remove alignment_bits: complexify too much code for the few use-cases...
Florent Kermarrec [Sun, 15 Sep 2019 17:47:48 +0000 (19:47 +0200)]
csr/CSRStorage: remove alignment_bits: complexify too much code for the few use-cases it's really useful

5 years agocsr/fields: document, add separators, 100 characters per line
Florent Kermarrec [Sun, 15 Sep 2019 17:08:30 +0000 (19:08 +0200)]
csr/fields: document, add separators, 100 characters per line

5 years agocsr/fields: add access parameter
Florent Kermarrec [Sat, 14 Sep 2019 19:57:23 +0000 (21:57 +0200)]
csr/fields: add access parameter

5 years agocsr/fields: add pulse mode support
Florent Kermarrec [Sat, 14 Sep 2019 19:49:34 +0000 (21:49 +0200)]
csr/fields: add pulse mode support

5 years agosoc/interconnect/csr: add initial field support
Florent Kermarrec [Fri, 13 Sep 2019 18:01:31 +0000 (20:01 +0200)]
soc/interconnect/csr: add initial field support

5 years agobuild/openocd: add set_qe parameter to flash
Florent Kermarrec [Thu, 12 Sep 2019 15:07:56 +0000 (17:07 +0200)]
build/openocd: add set_qe parameter to flash

QE bit is not set on blank SPI flashes and need to be set when SPI X4 is enabled in the bistream to load the FPGA.

5 years agotools/litex_term/upload: bufferize only chunks of the file instead of the entire...
Florent Kermarrec [Thu, 12 Sep 2019 08:21:37 +0000 (10:21 +0200)]
tools/litex_term/upload: bufferize only chunks of the file instead of the entire file to speedup upload when used on embedded devices (RPI for example)

5 years agosoc/integration/cpu_interface: don't raise OSError if we are not going to compile...
Florent Kermarrec [Wed, 11 Sep 2019 16:30:28 +0000 (18:30 +0200)]
soc/integration/cpu_interface: don't raise OSError if we are not going to compile software and compilation toolchain is not found

5 years agosoc/integration/builder: call do_exit with vns when build is done.
Florent Kermarrec [Tue, 10 Sep 2019 10:41:05 +0000 (12:41 +0200)]
soc/integration/builder: call do_exit with vns when build is done.

5 years agoMerge branch 'master' of http://github.com/enjoy-digital/litex
Florent Kermarrec [Mon, 9 Sep 2019 13:12:24 +0000 (15:12 +0200)]
Merge branch 'master' of github.com/enjoy-digital/litex

5 years agosoc/itnegration: update litedram
Florent Kermarrec [Mon, 9 Sep 2019 13:12:08 +0000 (15:12 +0200)]
soc/itnegration: update litedram

5 years agoMerge pull request #255 from sergachev/fix-crc32
enjoy-digital [Mon, 9 Sep 2019 11:38:29 +0000 (13:38 +0200)]
Merge pull request #255 from sergachev/fix-crc32

fix crc32

5 years agofix crc32
Ilia Sergachev [Mon, 9 Sep 2019 11:19:43 +0000 (13:19 +0200)]
fix crc32

5 years agointerconnect/wishbone: add FlipFlop to allow UpConverter to be used
Florent Kermarrec [Mon, 9 Sep 2019 09:02:14 +0000 (11:02 +0200)]
interconnect/wishbone: add FlipFlop to allow UpConverter to be used

Note: a test should be added for Converter and DownConverter/UpConverter should be cleaned up

5 years agobuild/openocd: add stream method for JTAG UART
Florent Kermarrec [Fri, 6 Sep 2019 09:57:18 +0000 (11:57 +0200)]
build/openocd: add stream method for JTAG UART

5 years agosoc_core: add JTAG UART support (uart_name="jtag_uart)
Florent Kermarrec [Fri, 6 Sep 2019 09:56:42 +0000 (11:56 +0200)]
soc_core: add JTAG UART support (uart_name="jtag_uart)

5 years agosoc/cores/jtag: add Xilinx JTAG TAPs support and simple JTAG PHY (can be used for...
Florent Kermarrec [Fri, 6 Sep 2019 09:55:41 +0000 (11:55 +0200)]
soc/cores/jtag: add Xilinx JTAG TAPs support and simple JTAG PHY (can be used for JTAG UART)

5 years agosoc_zynq: fix indent
Florent Kermarrec [Thu, 5 Sep 2019 13:59:35 +0000 (15:59 +0200)]
soc_zynq: fix indent

5 years agosoc_zynq: fix typo
Florent Kermarrec [Thu, 5 Sep 2019 13:55:18 +0000 (15:55 +0200)]
soc_zynq: fix typo

5 years agosoc/interconnect/stream: add Monitor module
Florent Kermarrec [Thu, 5 Sep 2019 09:54:14 +0000 (11:54 +0200)]
soc/interconnect/stream: add Monitor module

Generic module to monitor endpoints activity: tokens/overflows/underflows that
can be plugged on a endpoint. Can be useful for various purpose:
- endpoint bandwidth calculation.
- underflows/overflows detection.
- etc...

5 years agoMerge pull request #254 from mithro/crc-smaller
enjoy-digital [Tue, 3 Sep 2019 05:23:32 +0000 (07:23 +0200)]
Merge pull request #254 from mithro/crc-smaller

Add @xobs' smaller CRC version

5 years agoUse `SMALL_CRC` to enable smaller CRC versions.
Tim 'mithro' Ansell [Mon, 2 Sep 2019 21:48:30 +0000 (14:48 -0700)]
Use `SMALL_CRC` to enable smaller CRC versions.

@xobs created a smaller code size version of the CRC functions. Enable
these if someone uses the `SMALL_CRC` define.

5 years agoRemove extra whitespace.
Tim 'mithro' Ansell [Mon, 2 Sep 2019 21:47:20 +0000 (14:47 -0700)]
Remove extra whitespace.

5 years agolibbase: crc16: commit smaller version of crc16
Sean Cross [Sun, 20 Jan 2019 23:25:01 +0000 (12:25 +1300)]
libbase: crc16: commit smaller version of crc16

Signed-off-by: Sean Cross <sean@xobs.io>
5 years agolibbase: crc32: add smaller version
Sean Cross [Sun, 20 Jan 2019 23:24:40 +0000 (12:24 +1300)]
libbase: crc32: add smaller version

Signed-off-by: Sean Cross <sean@xobs.io>
5 years agoMerge pull request #252 from mithro/only-change-on-contents
Tim Ansell [Mon, 2 Sep 2019 21:42:22 +0000 (14:42 -0700)]
Merge pull request #252 from mithro/only-change-on-contents

Only write file if contents will change.

5 years agoOnly write file if contents will change.
Tim 'mithro' Ansell [Thu, 29 Nov 2018 04:18:31 +0000 (20:18 -0800)]
Only write file if contents will change.

5 years agosoc/cores: simplify JTAGAtlantic (only keep alt_jtag_atlantic instance), move to...
Florent Kermarrec [Sat, 31 Aug 2019 16:32:35 +0000 (18:32 +0200)]
soc/cores: simplify JTAGAtlantic (only keep alt_jtag_atlantic instance), move to jtag and allow selecting it as uart with uart_name"jtag_atlantic"

5 years agoMerge pull request #251 from micro-FPGA/master
enjoy-digital [Sat, 31 Aug 2019 16:33:27 +0000 (18:33 +0200)]
Merge pull request #251 from micro-FPGA/master

atlantic JTAG UART working module

5 years agoCreate atlantic.py
Antti Lukats [Fri, 30 Aug 2019 07:35:10 +0000 (09:35 +0200)]
Create atlantic.py

atlantic JTAG uart for Intel FPGA's, working and tested on Intel C10LP EK

5 years agocore/spi: add minimal SPISlave
Florent Kermarrec [Thu, 29 Aug 2019 07:46:20 +0000 (09:46 +0200)]
core/spi: add minimal SPISlave

5 years agogen/fhdl/verilog: allow single element verilog inline attribute
Florent Kermarrec [Wed, 28 Aug 2019 03:15:45 +0000 (05:15 +0200)]
gen/fhdl/verilog: allow single element verilog inline attribute

5 years agotargets/nexys_video: generate clk100
Florent Kermarrec [Tue, 27 Aug 2019 12:06:13 +0000 (14:06 +0200)]
targets/nexys_video: generate clk100

5 years agosoftware/bios: switch to standard CRLF
Florent Kermarrec [Tue, 27 Aug 2019 07:45:44 +0000 (09:45 +0200)]
software/bios: switch to standard CRLF

Avoid setting terminal to "implicit CR in every LF" mode.

5 years agotools/litex_term: add automatic check to see if we need to insert LF or not
Florent Kermarrec [Mon, 26 Aug 2019 16:17:43 +0000 (18:17 +0200)]
tools/litex_term: add automatic check to see if we need to insert LF or not

5 years agobios/tools: allow disabling CRC check on serialboot (to speedup debug/loading large...
Florent Kermarrec [Mon, 26 Aug 2019 15:15:01 +0000 (17:15 +0200)]
bios/tools: allow disabling CRC check on serialboot (to speedup debug/loading large images when only serial is available)

5 years agotools/litex_term: add sdl_payload_length
Florent Kermarrec [Mon, 26 Aug 2019 10:10:11 +0000 (12:10 +0200)]
tools/litex_term: add sdl_payload_length

5 years agolitex_setup: add litex-boards
Florent Kermarrec [Mon, 26 Aug 2019 07:27:19 +0000 (09:27 +0200)]
litex_setup: add litex-boards

5 years agoMerge pull request #246 from gsomlo/gls-native-rv64
enjoy-digital [Fri, 23 Aug 2019 19:36:51 +0000 (21:36 +0200)]
Merge pull request #246 from gsomlo/gls-native-rv64

software: use native toolchain for same host, target architectures

5 years agosoftware: use native toolchain for same host, target architectures
Gabriel L. Somlo [Fri, 23 Aug 2019 12:56:02 +0000 (08:56 -0400)]
software: use native toolchain for same host, target architectures

LiteX rightfully assumes that most often the target software must
be cross-compiled from an x86 host platform. However, LiteX can be
also built on a 'linux-riscv64' platform (e.g. Fedora's riscv64
port), where the software for riscv64 targets should be compiled
using the native toolchain.

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
5 years agoMerge pull request #244 from atommann/master
enjoy-digital [Sat, 17 Aug 2019 09:54:39 +0000 (11:54 +0200)]
Merge pull request #244 from atommann/master

changing http to https

5 years agochanging http to https
atommann [Sat, 17 Aug 2019 08:02:10 +0000 (16:02 +0800)]
changing http to https

5 years agoMerge pull request #2 from enjoy-digital/master
Antti Lukats [Fri, 16 Aug 2019 12:36:59 +0000 (14:36 +0200)]
Merge pull request #2 from enjoy-digital/master

update with hyperram and other changes

5 years agosoc/core: simplify/cleanup HyperRAM core
Florent Kermarrec [Fri, 16 Aug 2019 11:56:56 +0000 (13:56 +0200)]
soc/core: simplify/cleanup HyperRAM core
- rename core to hyperbus.
- change layout (cs_n with variable length instead of cs0_n, cs1_n).
- use DifferentialOutput when differential clock is used.
- add test (python3 -m unittest test.test_hyperbus).

Usage example:
from litex.soc.cores.hyperbus import HyperRAM
self.submodules.hyperram = HyperRAM(platform.request("hyperram"))
self.add_wb_slave(mem_decoder(self.mem_map["hyperram"]), self.hyperram.bus)
self.add_memory_region("hyperram", self.mem_map["hyperram"], 8*1024*1024)

5 years agolibero enable enhanced constraints
Antti Lukats [Fri, 16 Aug 2019 08:31:53 +0000 (10:31 +0200)]
libero enable enhanced constraints

Libero 12.0 does not support any more classic constraint flow

5 years agosoc/cores: add initial simple hyperram core
Antti Lukats [Fri, 16 Aug 2019 07:46:15 +0000 (09:46 +0200)]
soc/cores: add initial simple hyperram core

5 years agobuild/altera/quartus: add add_ip method to use Quartus QSYS files
Florent Kermarrec [Thu, 15 Aug 2019 11:44:36 +0000 (13:44 +0200)]
build/altera/quartus: add add_ip method to use Quartus QSYS files

platform.add_ip("my_ip.qsys")

5 years agocpu_interface: add json csr map export, simplify csv csr map export using json
Florent Kermarrec [Thu, 15 Aug 2019 07:26:25 +0000 (09:26 +0200)]
cpu_interface: add json csr map export, simplify csv csr map export using json

5 years agobios/sdram: set init done after memtest (for standalone LiteDRAM controllers)
Florent Kermarrec [Wed, 14 Aug 2019 17:09:58 +0000 (19:09 +0200)]
bios/sdram: set init done after memtest (for standalone LiteDRAM controllers)

5 years agobuild/xilinx/vivado: use "" for strings
Florent Kermarrec [Wed, 14 Aug 2019 17:03:10 +0000 (19:03 +0200)]
build/xilinx/vivado: use "" for strings

5 years agobuild/xilinx/vivado: remove with_phys_opt
Florent Kermarrec [Wed, 14 Aug 2019 17:02:01 +0000 (19:02 +0200)]
build/xilinx/vivado: remove with_phys_opt

5 years agoMerge pull request #243 from sergachev/master
enjoy-digital [Wed, 14 Aug 2019 16:58:15 +0000 (18:58 +0200)]
Merge pull request #243 from sergachev/master

build/xilinx/vivado: improve directive support

5 years agoMerge pull request #241 from railnova/zynq
enjoy-digital [Wed, 14 Aug 2019 16:55:34 +0000 (18:55 +0200)]
Merge pull request #241 from railnova/zynq

[fix] prevent Vivado from inferring DSP48 in AXIBurst2Beat

5 years agobuild/xilinx/vivado: improve directive support
Ilia Sergachev [Wed, 14 Aug 2019 15:49:13 +0000 (17:49 +0200)]
build/xilinx/vivado: improve directive support

5 years ago[fix] prevent Vivado from inferring DSP48 in AXIBurst2Beat
chmousset [Wed, 14 Aug 2019 09:30:39 +0000 (11:30 +0200)]
[fix] prevent Vivado from inferring DSP48 in AXIBurst2Beat

5 years agocores/spi_flash/S7SPIFlash: make cs_n optional in pads (when driven externally)
Florent Kermarrec [Wed, 14 Aug 2019 05:35:45 +0000 (07:35 +0200)]
cores/spi_flash/S7SPIFlash: make cs_n optional in pads (when driven externally)

5 years agoMerge pull request #240 from danielkucera/patch-1
enjoy-digital [Tue, 13 Aug 2019 08:34:50 +0000 (10:34 +0200)]
Merge pull request #240 from danielkucera/patch-1

more understandable error when missing a memory

5 years agomore understandable error when missing a memory
Daniel Kucera [Tue, 13 Aug 2019 08:14:16 +0000 (10:14 +0200)]
more understandable error when missing a memory

5 years agoUpdate .gitmodules
atommann [Mon, 12 Aug 2019 14:20:34 +0000 (22:20 +0800)]
Update .gitmodules

http to https

5 years agoMerge pull request #235 from gsomlo/gls-trellis-yosys-opt
enjoy-digital [Sat, 10 Aug 2019 13:33:05 +0000 (15:33 +0200)]
Merge pull request #235 from gsomlo/gls-trellis-yosys-opt

build/lattice/trellis: use additional yosys optimization flags

5 years agobuild/lattice/trellis: use abc9 techmapping pass with yosys
Gabriel L. Somlo [Fri, 5 Jul 2019 20:28:23 +0000 (16:28 -0400)]
build/lattice/trellis: use abc9 techmapping pass with yosys

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
5 years agosoftware/libbase/mdio: set data before clock, revert two cycle turnaround and test...
Florent Kermarrec [Fri, 9 Aug 2019 11:26:31 +0000 (13:26 +0200)]
software/libbase/mdio: set data before clock, revert two cycle turnaround and test with different phys

5 years agocores/cpu: add riscv-none-embed toolchain support to riscv32 cpus
Florent Kermarrec [Fri, 9 Aug 2019 10:33:10 +0000 (12:33 +0200)]
cores/cpu: add riscv-none-embed toolchain support to riscv32 cpus

5 years agosoftware/libase/mdio: cleanup and reduce raw_turnaround by 1 cycle
Florent Kermarrec [Fri, 9 Aug 2019 08:31:53 +0000 (10:31 +0200)]
software/libase/mdio: cleanup and reduce raw_turnaround by 1 cycle

5 years agocores/clock/S7PLL: fix -1/-3 speedgrade vco max freq swap
Florent Kermarrec [Fri, 9 Aug 2019 07:27:32 +0000 (09:27 +0200)]
cores/clock/S7PLL: fix -1/-3 speedgrade vco max freq swap

5 years agosoftware/bios: add Ethernet PHY MDIO read/write/dump commands
Florent Kermarrec [Fri, 9 Aug 2019 07:26:41 +0000 (09:26 +0200)]
software/bios: add Ethernet PHY MDIO read/write/dump commands

5 years agoaltera/common: fix AsyncResetSynchronizer polarity and simplify
Florent Kermarrec [Thu, 8 Aug 2019 14:19:22 +0000 (16:19 +0200)]
altera/common: fix AsyncResetSynchronizer polarity and simplify

5 years agobuild/xilinx/common: improve presentation
Florent Kermarrec [Thu, 8 Aug 2019 14:08:55 +0000 (16:08 +0200)]
build/xilinx/common: improve presentation

5 years agomicrosemi/common: improve presentation
Florent Kermarrec [Thu, 8 Aug 2019 14:06:40 +0000 (16:06 +0200)]
microsemi/common: improve presentation

5 years agobuild/altera/common: improve presentation
Florent Kermarrec [Thu, 8 Aug 2019 14:02:34 +0000 (16:02 +0200)]
build/altera/common: improve presentation

5 years agoplatforms/default_clk_period: use 1e9/freq
Florent Kermarrec [Wed, 7 Aug 2019 06:36:04 +0000 (08:36 +0200)]
platforms/default_clk_period: use 1e9/freq

5 years agotargets/minispartan6/crg: only keep S6PLL code
Florent Kermarrec [Wed, 7 Aug 2019 06:29:59 +0000 (08:29 +0200)]
targets/minispartan6/crg: only keep S6PLL code

5 years agocores/clock: juse use 1e9/freq instead of period_ns
Florent Kermarrec [Wed, 7 Aug 2019 06:29:20 +0000 (08:29 +0200)]
cores/clock: juse use 1e9/freq instead of period_ns

5 years agocores/clock/s6pll: add phase support
Florent Kermarrec [Wed, 7 Aug 2019 06:18:54 +0000 (08:18 +0200)]
cores/clock/s6pll: add phase support

5 years agocores/clock/xilinx: change clkfbout_mult loop order to select highest vco_freq
Florent Kermarrec [Wed, 7 Aug 2019 06:17:44 +0000 (08:17 +0200)]
cores/clock/xilinx: change clkfbout_mult loop order to select highest vco_freq

5 years agolitex_term: make sure to unconfigure console when board is unplugged
Florent Kermarrec [Tue, 6 Aug 2019 06:46:25 +0000 (08:46 +0200)]
litex_term: make sure to unconfigure console when board is unplugged

5 years agosoc/integration/builder: -x
Florent Kermarrec [Tue, 6 Aug 2019 05:56:45 +0000 (07:56 +0200)]
soc/integration/builder: -x

5 years agocores: -x on spi.py
Florent Kermarrec [Mon, 5 Aug 2019 08:36:38 +0000 (10:36 +0200)]
cores: -x on spi.py

5 years agowishbone/SRAM: make read_only emited verilog code compatible with all tools
Florent Kermarrec [Mon, 5 Aug 2019 07:08:56 +0000 (09:08 +0200)]
wishbone/SRAM: make read_only emited verilog code compatible with all tools

Quartus was not able to implement ROM correctly, see #228

5 years agosoc/cores/uart: add FT245 FIFO mode support (sync & async)
Florent Kermarrec [Sun, 4 Aug 2019 10:22:35 +0000 (12:22 +0200)]
soc/cores/uart: add FT245 FIFO mode support (sync & async)

5 years agobuild/altera/quartus: use .bat on win32/cygwin
Florent Kermarrec [Fri, 2 Aug 2019 08:27:38 +0000 (10:27 +0200)]
build/altera/quartus: use .bat on win32/cygwin

5 years agobuild/xilinx/vivado: change severity of Common 17-55 critical warning to warning
Florent Kermarrec [Thu, 1 Aug 2019 19:03:05 +0000 (21:03 +0200)]
build/xilinx/vivado: change severity of Common 17-55 critical warning to warning

5 years agocores/pwm: remove default CSR reset values.
Florent Kermarrec [Mon, 29 Jul 2019 06:37:46 +0000 (08:37 +0200)]
cores/pwm: remove default CSR reset values.

5 years agosoc: generate git header and show migen/litex git sha1 in bios
Florent Kermarrec [Sat, 27 Jul 2019 18:27:53 +0000 (20:27 +0200)]
soc: generate git header and show migen/litex git sha1 in bios

5 years agoMerge pull request #223 from sergachev/master
enjoy-digital [Thu, 25 Jul 2019 18:24:25 +0000 (20:24 +0200)]
Merge pull request #223 from sergachev/master

support vivado incremental implementation

5 years agosupport vivado incremental implementation
Ilia Sergachev [Thu, 25 Jul 2019 17:18:11 +0000 (19:18 +0200)]
support vivado incremental implementation

5 years agoMerge pull request #222 from antmicro/bump_vexriscv
enjoy-digital [Thu, 25 Jul 2019 07:25:26 +0000 (09:25 +0200)]
Merge pull request #222 from antmicro/bump_vexriscv

cpu/vexriscv: bump submodule

5 years agocpu/vexriscv: bump submodule
Mateusz Holenko [Thu, 25 Jul 2019 06:43:35 +0000 (08:43 +0200)]
cpu/vexriscv: bump submodule