Florent Kermarrec [Wed, 26 Aug 2015 20:36:48 +0000 (22:36 +0200)]
litecores: remove unneeded AutoCSR inheritance in example designs (thanks William D. Jones)
Florent Kermarrec [Mon, 24 Aug 2015 18:12:39 +0000 (20:12 +0200)]
litescope/core/port: fix missing self.comb...
Florent Kermarrec [Mon, 24 Aug 2015 17:40:53 +0000 (19:40 +0200)]
litescope/core/port: fix EdgeDetector CSRs names
Florent Kermarrec [Mon, 24 Aug 2015 16:15:13 +0000 (18:15 +0200)]
litescope/core/port: fix LiteScopeEdgeDetector (refactoring issues)
Florent Kermarrec [Sat, 22 Aug 2015 14:30:42 +0000 (16:30 +0200)]
liteth/phy: simplify clk_freq in LiteEthPHY autodetect function (thanks Sebastien)
Florent Kermarrec [Sat, 22 Aug 2015 10:50:41 +0000 (12:50 +0200)]
sdram/phy/s6ddrphy: fix comment on S6QuarterRateDDRPHY
Florent Kermarrec [Sat, 22 Aug 2015 10:42:44 +0000 (12:42 +0200)]
sdram/module: add P3R1GE4JGF DDR2 (Atlys) and MT41J128M16 DDR3 (Opsis, Novena) modules.
Florent Kermarrec [Sat, 22 Aug 2015 10:15:53 +0000 (12:15 +0200)]
sdram/phy/s6ddrphy: add S6QuarterRateDDRPHY to run DDR3 at higher frequencies.
Built on top of S6HalfRateDDRPHY, exposes a 4 phases DFI interface to the controller with a 2x slower clock.
Validated on the Numato Lab opsis board (50MHz sys_clk/ DDR400), should also work on the Novena laptop (same DDR3 module).
Florent Kermarrec [Sat, 22 Aug 2015 10:08:49 +0000 (12:08 +0200)]
liteeth/phy: fix autodetect (clk_freq not necessary passed in kwargs)
Florent Kermarrec [Sat, 22 Aug 2015 09:47:26 +0000 (11:47 +0200)]
sdram/phy/s6ddrphy: rename S6DDRPHY to S6HalfRateDDRPHY and use ORed wrdata_en/rddata_en (the controller already manages that)
Florent Kermarrec [Sat, 22 Aug 2015 09:39:54 +0000 (11:39 +0200)]
README: small update
Florent Kermarrec [Thu, 20 Aug 2015 20:15:06 +0000 (22:15 +0200)]
sdram/module: cleanup indent
Florent Kermarrec [Tue, 18 Aug 2015 23:06:48 +0000 (01:06 +0200)]
litecores: add -Ob option to make.py (allow to build with yosys for example)
Florent Kermarrec [Tue, 18 Aug 2015 23:07:41 +0000 (01:07 +0200)]
liteeth/phy: only use clk_freq for LiteEthPHYGMIIMII in autodetect
Florent Kermarrec [Tue, 18 Aug 2015 13:47:09 +0000 (15:47 +0200)]
tools/flterm: replace int(a, 16) with int(a, 0) for --kernel-adr
Florent Kermarrec [Thu, 13 Aug 2015 11:24:39 +0000 (13:24 +0200)]
tools/flterm.py: cleanup kernel-adr argument parsing
Tim 'mithro' Ansell [Wed, 12 Aug 2015 11:28:50 +0000 (12:28 +0100)]
Use shutil rather then rm -rf command.
Tim 'mithro' Ansell [Wed, 12 Aug 2015 11:28:49 +0000 (12:28 +0100)]
Use shell for globbing in clean.
Tim 'mithro' Ansell [Wed, 12 Aug 2015 11:28:48 +0000 (12:28 +0100)]
All commands run should be checked.
Florent Kermarrec [Wed, 12 Aug 2015 09:41:08 +0000 (11:41 +0200)]
tools/flterm.py: some cleanup and fix last frame data that was not transmitted
whitequark [Mon, 10 Aug 2015 13:23:02 +0000 (16:23 +0300)]
unwinder: update.
whitequark [Sat, 8 Aug 2015 12:21:09 +0000 (15:21 +0300)]
libdyld: add const qualifiers.
whitequark [Sat, 8 Aug 2015 09:16:27 +0000 (12:16 +0300)]
libbase: add const qualifiers.
whitequark [Fri, 7 Aug 2015 08:05:28 +0000 (11:05 +0300)]
libdyld: all ELF relocations may refer to the current object.
Florent Kermarrec [Wed, 5 Aug 2015 08:33:08 +0000 (10:33 +0200)]
liteeth/phy: rename rgmii to s6rgmii since specific to Spartan6
Also remove autodetection support for RGMII. For it to work we would need to pass the device we are building for.
Florent Kermarrec [Tue, 4 Aug 2015 22:50:55 +0000 (00:50 +0200)]
liteeth: add rgmii phy
Florent Kermarrec [Tue, 4 Aug 2015 09:20:27 +0000 (11:20 +0200)]
sdram/phy/s6ddrphy: add DDR3 support
Florent Kermarrec [Tue, 4 Aug 2015 09:18:28 +0000 (11:18 +0200)]
sdram/phy/initsequence: add burst chop 4 (BC4) for DDR3
This is needed for half rate controllers with burst length of 4.
For best efficiency quarter rate controllers should be used.
whitequark [Sun, 2 Aug 2015 03:25:40 +0000 (06:25 +0300)]
libunwind: build with -DNDEBUG.
Sebastien Bourdeauducq [Sun, 2 Aug 2015 04:35:48 +0000 (12:35 +0800)]
dyld: style
whitequark [Sun, 2 Aug 2015 02:49:15 +0000 (05:49 +0300)]
libdyld: handle existing but undefined symbols during lookup.
whitequark [Sun, 2 Aug 2015 02:29:23 +0000 (05:29 +0300)]
libdyld: R_*_RELATIVE never specify a symbol.
whitequark [Sat, 1 Aug 2015 17:26:27 +0000 (20:26 +0300)]
libdyld: handle unaligned relocations.
whitequark [Sat, 1 Aug 2015 17:16:59 +0000 (20:16 +0300)]
unwinder: update.
whitequark [Sat, 1 Aug 2015 17:16:10 +0000 (20:16 +0300)]
libdyld: add support for R_OR1K_{NONE,32,GLOB_DAT}.
whitequark [Sat, 1 Aug 2015 17:15:42 +0000 (20:15 +0300)]
libbase: also pass exception PC and EA to exception handler.
whitequark [Sat, 1 Aug 2015 17:14:09 +0000 (20:14 +0300)]
libbase: downstream users should provide fprintf.
whitequark [Sat, 1 Aug 2015 14:21:31 +0000 (17:21 +0300)]
libdyld: fix dyld_lookup algorithm.
whitequark [Sat, 1 Aug 2015 12:48:56 +0000 (15:48 +0300)]
libdyld: fix DT_HASH address calculation.
Sebastien Bourdeauducq [Fri, 31 Jul 2015 10:31:04 +0000 (18:31 +0800)]
software/common.mak: use PYTHON env var
whitequark [Thu, 30 Jul 2015 23:40:52 +0000 (02:40 +0300)]
Export _cache_init from crt0.S.
whitequark [Thu, 30 Jul 2015 23:38:20 +0000 (02:38 +0300)]
Implement a dynamic linker.
whitequark [Thu, 30 Jul 2015 23:35:30 +0000 (02:35 +0300)]
Update libunwind submodule.
Florent Kermarrec [Thu, 30 Jul 2015 21:55:31 +0000 (23:55 +0200)]
bios/sdram: fix error_cnt computation in memtest
whitequark [Thu, 30 Jul 2015 07:55:12 +0000 (10:55 +0300)]
libbase: define intptr_t.
whitequark [Thu, 30 Jul 2015 07:55:01 +0000 (10:55 +0300)]
Enable ror, ffl1 and addc for OR1K.
whitequark [Wed, 29 Jul 2015 09:30:57 +0000 (12:30 +0300)]
Make sure the BIOS file ends on an aligned boundary.
If it does not, the address to which mkmscimg.py writes the CRC
and the address from which it is read could differ.
whitequark [Wed, 29 Jul 2015 09:09:05 +0000 (12:09 +0300)]
Don't build base libraries and BIOS with -fPIC after all.
Sebastien Bourdeauducq [Tue, 28 Jul 2015 16:08:21 +0000 (00:08 +0800)]
mor1kx: enable ADDC, CMOV and FFL1 instructions
Sebastien Bourdeauducq [Tue, 28 Jul 2015 14:36:42 +0000 (22:36 +0800)]
soc: increase default BIOS size
Florent Kermarrec [Tue, 28 Jul 2015 09:59:48 +0000 (11:59 +0200)]
Merge branch 'master' of https://github.com/m-labs/misoc
Florent Kermarrec [Tue, 28 Jul 2015 09:11:11 +0000 (11:11 +0200)]
update lm32 with "Switch to -fPIC" changes.
whitequark [Tue, 28 Jul 2015 08:51:28 +0000 (11:51 +0300)]
Pass -integrated-as to clang.
This avoids misdetection of target assembler by clang.
whitequark [Sun, 26 Jul 2015 13:15:02 +0000 (16:15 +0300)]
Update libbase/linker-sdram.ld with -fPIC support.
whitequark [Sun, 26 Jul 2015 13:06:48 +0000 (16:06 +0300)]
Switch to -fPIC.
Using -fPIC for everything allows to link the MiSoC static libraries
both into static images such as the BIOS as well as
into shared libraries.
whitequark [Sun, 26 Jul 2015 10:12:23 +0000 (13:12 +0300)]
Remove useless includes pulled in by libunwind.
These aren't used by libunwind in any configuration and
should be also removed in upstream.
whitequark [Sun, 26 Jul 2015 09:59:18 +0000 (12:59 +0300)]
Add libunwind.
whitequark [Sun, 26 Jul 2015 09:55:52 +0000 (12:55 +0300)]
Add a stub getenv() implementation.
This is not strictly necessary to build libunwind (it can
be built with -DNDEBUG), but it will be handy while it is
debugged.
It can be removed afterwards.
whitequark [Sun, 26 Jul 2015 09:54:40 +0000 (12:54 +0300)]
Add a stub pthread header.
The header implements only the pthread rwlock interface, which
never actually locks.
This is necessary to build libunwind.
whitequark [Sun, 26 Jul 2015 09:53:18 +0000 (12:53 +0300)]
Add headers for the dynamic linker interface.
These are required for libunwind to discover
the exception frame headers.
whitequark [Sun, 26 Jul 2015 09:49:02 +0000 (12:49 +0300)]
Add a stub C++ standard library.
This is necessary to build libunwind.
whitequark [Sun, 26 Jul 2015 09:44:13 +0000 (12:44 +0300)]
Add basic inttypes.h.
This is taken from glibc. Only PRI* definitions are imported;
functions are not.
whitequark [Sun, 26 Jul 2015 09:43:22 +0000 (12:43 +0300)]
Mark abort() as __attribute__((noreturn)).
whitequark [Sun, 26 Jul 2015 09:42:53 +0000 (12:42 +0300)]
Add support for fprintf(stderr, ...).
whitequark [Sun, 26 Jul 2015 07:00:58 +0000 (10:00 +0300)]
Don't use clang for anything except or1k.
whitequark [Sun, 26 Jul 2015 00:30:21 +0000 (03:30 +0300)]
common.mak: Pass -fexceptions to clang and clang++.
This results in generation of .eh_frame sections. These sections
can be discarded during final linking, or included if exception
handling is desired. For exception handling to work, all sources
must be built with -fexceptions.
whitequark [Sun, 26 Jul 2015 00:28:37 +0000 (03:28 +0300)]
common.mak: use clang/clang++ to compile C/C++ sources.
Note that -integrated-as is not active by default on OR1K,
so we're still shelling out to binutils to assemble.
It is not yet possible to build everything using -integrated-as.
whitequark [Sun, 26 Jul 2015 00:20:23 +0000 (03:20 +0300)]
common.mak: remove RANLIB.
`ranlib` is not necessary on any system we can possibly build for,
as it is superseded by `ar s` for the last ten years or so (at least).
Thus, change ar invocations to `ar crs`, also removing a `l` flag
that is ignored by binutils.
whitequark [Sat, 25 Jul 2015 23:46:03 +0000 (02:46 +0300)]
common.mak: remove AS.
$(AS) was never used: $(assemble) invokes the C compiler instead.
In case of LLVM, this will allow us to consistently use the LLVM
internal assembler for both inline assembly in C and assembly
sources; so, avoid ever invoking binutils as explicitly.
Florent Kermarrec [Fri, 24 Jul 2015 22:21:59 +0000 (00:21 +0200)]
misoclib/com/uart: remove irq condition parameters and use "non-full" for tx irq, "non-empty" for rx irq.
An optimal solution for both sync and async mode is not easy to implement, it would requires moving CDC out of UART module and handling in the PHY with AsyncFIFO or minimal depth.
For now use the solution that works for both cases. We'll try to optimize that if we have performance issues.
Florent Kermarrec [Fri, 24 Jul 2015 21:10:19 +0000 (23:10 +0200)]
misoclib: integrate mxcrg.py in mlabs_video target, remove others directory
we should also get rid of mxcrg.v (similar to what is done on papilio or pipstrello)
Florent Kermarrec [Fri, 24 Jul 2015 11:57:57 +0000 (13:57 +0200)]
misoclib/com/uart: replace revered Migen FIFO function with specific _get_uart_fifo function for our use case.
Florent Kermarrec [Fri, 24 Jul 2015 11:52:57 +0000 (13:52 +0200)]
litepcie/frontend/dma: group loop index and count in loop_status register (avoid 2 register reads)
Florent Kermarrec [Fri, 24 Jul 2015 09:03:40 +0000 (11:03 +0200)]
misoclib/com/uart: cleanup and add irq condition parameters
- reintroduce RX/TX split (ease comprehension)
- use FIFO wrapper function from Migen.
- add tx_irq_condition and rx_irq_condition
Florent Kermarrec [Wed, 22 Jul 2015 20:55:11 +0000 (22:55 +0200)]
litepcie/frontend/dma: add loop counter (useful to detect missed interrupts)
Florent Kermarrec [Wed, 22 Jul 2015 19:44:53 +0000 (21:44 +0200)]
litepcie: use data instead of dat in dma_layout (allow use of migen.actorlib.packet modules on dma dataflow)
Florent Kermarrec [Wed, 22 Jul 2015 12:13:41 +0000 (14:13 +0200)]
litepcie: use optional platform.misoc_path to add litepcie phy wrapper verilog files
We should eventually try to use python package_data or data_file for that.
Sebastien Bourdeauducq [Sun, 19 Jul 2015 21:41:38 +0000 (23:41 +0200)]
uart: remove option to refill HW from uart_write
Robert Jordens [Sun, 19 Jul 2015 07:23:35 +0000 (01:23 -0600)]
uart: support async phys
Robert Jordens [Sun, 19 Jul 2015 07:23:34 +0000 (01:23 -0600)]
uart.c: rx overflow fix and tx simplification
* fixes the clearing of the rx ringbuffer on rx-overflow
* removes tx_level and tx_cts by restricting the ringbuffer
to at least one slot empty
* agnostic of the details of the tx irq: works for uarts that
generate tx interrupts on !tx-full or on tx-empty.
* only rx_produce and tx_consume need to be volatile
Florent Kermarrec [Tue, 14 Jul 2015 15:33:24 +0000 (17:33 +0200)]
bios: add romboot
When firmware is small enough, it can be interesting to run code from an embedded blockram memory (faster and not impacted by memory controller activity).
It can also be a fallback option in case boot from flash failed.
To use this, define ROM_BOOT_ADDRESS and initialize the blockram with the firmware data.
Florent Kermarrec [Mon, 13 Jul 2015 15:00:03 +0000 (17:00 +0200)]
make.py: use sys.path.insert(0...) to allow external designs to have specific targets derived from a base target
Florent Kermarrec [Mon, 13 Jul 2015 09:03:33 +0000 (11:03 +0200)]
misoclib/video/dvisampler: add fifo_depth parameter
Florent Kermarrec [Tue, 7 Jul 2015 13:45:06 +0000 (15:45 +0200)]
wishbone2lasmi: fix "READ_DATA" state
Florent Kermarrec [Tue, 7 Jul 2015 12:58:49 +0000 (14:58 +0200)]
tools/flterm.py: fix kernel-adr support
Florent Kermarrec [Mon, 6 Jul 2015 19:23:19 +0000 (21:23 +0200)]
liteeth/core: add with_icmp parameter
Florent Kermarrec [Sun, 5 Jul 2015 20:49:23 +0000 (22:49 +0200)]
use sets for leave_out
Florent Kermarrec [Sun, 5 Jul 2015 20:45:53 +0000 (22:45 +0200)]
liteeth/core/mac: adapt depth on AsyncFIFOs according to phy (reduce ressource usage with MII phy)
Florent Kermarrec [Sun, 5 Jul 2015 10:31:52 +0000 (12:31 +0200)]
liteeth: small logic optimizations on mac (eases timings on spartan6)
Florent Kermarrec [Sat, 4 Jul 2015 19:04:23 +0000 (21:04 +0200)]
software/bios: call eth_mode only if we have an ethernet mac (we don't need to call it when we have a hardware UDP/IP stack)
Yann Sionneau [Thu, 2 Jul 2015 15:19:55 +0000 (17:19 +0200)]
bios: show memtest command in help
Sebastien Bourdeauducq [Sun, 28 Jun 2015 19:35:37 +0000 (21:35 +0200)]
soc: support constants without value
Sebastien Bourdeauducq [Sat, 27 Jun 2015 21:51:09 +0000 (23:51 +0200)]
libcompiler-rt: add fixdfdi
Joe Britton [Fri, 26 Jun 2015 09:40:18 +0000 (11:40 +0200)]
flterm.py: use serial_for_url
Florent Kermarrec [Thu, 25 Jun 2015 22:20:58 +0000 (00:20 +0200)]
litesata/example_designs: fix core generation (RAID introduced some changes on the PHY)
enjoy-digital [Thu, 25 Jun 2015 21:59:42 +0000 (23:59 +0200)]
Merge pull request #14 from olofk/misc_fixes
Misc fixes
Olof Kindgren [Thu, 25 Jun 2015 23:16:35 +0000 (01:16 +0200)]
litesata/test: Add missing dependency on scrambler in bist_tb
Olof Kindgren [Thu, 25 Jun 2015 23:15:34 +0000 (01:15 +0200)]
litesata/example_designs: Add missing clock in phy instantiation
Florent Kermarrec [Tue, 23 Jun 2015 14:15:28 +0000 (16:15 +0200)]
liteeth/example_designs: use new Keep SynthesisDirective
Florent Kermarrec [Tue, 23 Jun 2015 07:01:34 +0000 (09:01 +0200)]
software/bios/sdram: flush dcache and l2 in memtest (otherwise we are partially testing the cache)