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Commit Graph

3682 Commits

Author SHA1 Message Date
470bce6214 coredevice: add AD9154 SPI access driver 2017-06-20 00:48:50 +08:00
a6d06824e7 fix indentation 2017-06-20 00:12:11 +08:00
8f2d85fc5b add back ad9154_reg.py 2017-06-19 23:45:32 +08:00
c86029bca2 i2c: expose restart as syscall, add structure for I2C-over-DRTIO 2017-06-19 23:44:51 +08:00
268b7d8aaf typo 2017-06-19 15:42:10 +08:00
09d198c7a1 test: add test for exception on non-existent I2C bus 2017-06-19 15:32:09 +08:00
d08bd58dff versioneer: cut git hashes consistently (#753) 2017-06-19 15:31:48 +08:00
6c6bb67618 libboard: fix compiler warning on not(has_i2c) 2017-06-19 14:57:15 +08:00
5d63489080 i2c,spi: add busno error detection 2017-06-19 14:27:30 +08:00
0d8067256b rtio: refactor RelaxedAsyncResetSynchronizer 2017-06-18 14:37:08 +02:00
8399f8893d add kernel access to non-realtime SPI buses (#740) 2017-06-18 12:45:07 +08:00
424b2bfbd8 rtio: describe rio and rio_phy domains a bit more 2017-06-17 12:21:07 +02:00
219dfd8984 rtio: add one register level for rio and rio_phy resets
* This should give Vivado some wiggle room during PnR.
* It needs three new clock domains which is ugly. But since
AsyncResetSynchronizer can only drive clock domains resets directly
there seems to be no other way to add one register level currently.
2017-06-17 12:17:48 +02:00
8fea361412 firmware: always use 8 characters to abbreviate git commit hashes 2017-06-17 14:43:50 +08:00
e19bfd4781 test_sawg_fe: add ref_multiplier to simulated core 2017-06-16 19:45:24 +02:00
b5772f478a sawg: add channel reset (closes #751) 2017-06-16 19:31:57 +02:00
2a76034fbc cri: add note about clearing of o_data 2017-06-16 19:06:00 +02:00
fecc42fd0c sawg/phaser: expand documentation (closes #750) 2017-06-14 11:49:52 +02:00
858c1be381 sawg: expand documentation 2017-06-13 18:51:48 +02:00
3f37870e25 sawg: register pre-hbf adder 2017-06-13 18:15:44 +02:00
e229edd5d5 sawg: add register after hbf for timing 2017-06-12 23:08:27 +02:00
315338fca9 test/sawg: test HBF overshoot, fix sim patching 2017-06-12 20:35:47 +02:00
9a8a7b9102 sawg: handle clipping interpolator
* give 1 bit headroom to interpolator to handle overshoot
* fix Config limiter widths (NFC)
* move clipper to behind the HBF to correctly shield DUC

This leaves a factor of two headroom for the sum of the following
effects:

  * HBF overshoot (~15 % of the step)
  * A1/A2 DDS sum

While this is technically not sufficient and can still lead to
overflows, it is unlikely that one would trigger those. It would require
doing large amplitude A1, large amplitude A2 and additionally doing
amplitude/phase jumps that would overshoot the HBF. No sane person would
try that, right?

closes #743
2017-06-12 20:33:54 +02:00
1fb3995ffc Revert "fir/ParallelHBFUpsampler: add headroom (gain=2)"
This reverts commit 6ac9d0c41e.

Overshooting behavior must to be handled outside the FIR.
2017-06-12 20:07:25 +02:00
332bcc7f3b fir: check widths 2017-06-12 20:07:23 +02:00
39a1dcbb3d test/fir: look at overshoot behavior 2017-06-12 20:06:07 +02:00
6ac9d0c41e fir/ParallelHBFUpsampler: add headroom (gain=2)
This addresses part of #743
2017-06-12 18:59:45 +02:00
566ff73dff pdq: unify spi-PDQ and usb-PDQ protocols 2017-06-10 15:03:25 +02:00
6c54c0f834 sawg: update example 2017-06-10 11:52:48 +02:00
d8aee931ba sawg: extend phase mode docs 2017-06-09 12:26:49 +02:00
whitequark
f7254dd3ce compiler.validators.constness: take AugAssign into account. 2017-06-09 07:31:08 +00:00
whitequark
ad2ee714c2 compiler: do not permit iterating str values.
This currently breaks badly on UTF-8, and doesn't even return
a value of a correct type.
2017-06-09 07:29:31 +00:00
whitequark
4e7493843a compiler: Constness is a validator, not analysis. 2017-06-09 07:29:31 +00:00
whitequark
5d841d08e9 compiler: do not permit mutation of bytes values (#714). 2017-06-09 07:29:28 +00:00
whitequark
284382b1f5 compiler: add support for bytearray values in RPC (#714). 2017-06-09 07:15:25 +00:00
whitequark
9ed4e9c1cd compiler: add support for printing of bytearray values (#714). 2017-06-09 07:15:25 +00:00
whitequark
e9564b15c8 compiler: add support for bytearray type (#714). 2017-06-09 07:15:24 +00:00
whitequark
5b4fde30a8 compiler: unbreak subscripts for bytes values (#714). 2017-06-09 07:10:48 +00:00
whitequark
66a683f583 compiler: add support for bytes values in RPC (#714). 2017-06-09 07:10:48 +00:00
whitequark
778e7dc2ab compiler: add support for concatenating bytes values (#714). 2017-06-09 07:10:48 +00:00
whitequark
7b2da5294f compiler: add support for printing of bytes values (#714). 2017-06-09 07:10:48 +00:00
whitequark
dba4e1a28b compiler: add support for bytes type and b"x" literals (#714). 2017-06-09 07:10:48 +00:00
whitequark
d0e92067c3 ksupport: fix UB. 2017-06-09 06:18:20 +00:00
91ad2bc600 sawg: add note about disabled q-exchange 2017-06-07 09:13:01 +02:00
94273e9455 sawg: add non-mu methods for limiter 2017-06-07 09:12:36 +02:00
ebb4660207 coredevice: compare software and gateware versions strictly 2017-06-07 02:11:54 +08:00
f3c7a7de3b phaser: remove non-functional SPI examples
Those will be reimplemented after we have converter SPI access, but this will not be part of the 3.0 release.
2017-06-06 17:37:13 +08:00
ab493a860d coredevice: fix socket resource leak 2017-06-05 15:45:40 +08:00
bea7a47349 coredevice: compare gateware and software versions on release numbers only. Closes #738 2017-06-05 13:52:24 +08:00
9c973793df update versioneer 2017-06-05 13:27:26 +08:00
92307d1f9c fix some missing pdq2→pdq renames 2017-06-03 18:35:36 +08:00
2458da1ade pdq: get new host driver, adapt 2017-05-31 00:20:10 +02:00
2895448477 sawg: link Spline in docs 2017-05-23 10:33:04 +02:00
52625d57f0 sawg: explain DUC 2017-05-23 10:28:23 +02:00
bfc224d4ba phaser: adjust to new jesd 2017-05-22 19:59:53 +02:00
679060af1d phaser: enable dma 2017-05-22 19:32:34 +02:00
06721c19c4 sawg: work around bool->int 2017-05-22 18:50:58 +02:00
1562f79101 sawg: expose config channel 2017-05-22 18:27:42 +02:00
4901cb9a8a sawg: fix clr width 2017-05-22 17:46:55 +02:00
253ee950f6 sawg: fix config channel addr 2017-05-22 17:45:14 +02:00
e845de2ff2 remove aqcli_pdq2 2017-05-22 19:17:23 +08:00
e4a631a3d7 scheduler: consider the pipeline flushed if everything has a lower priority than us. Closes #640 2017-05-22 18:43:59 +08:00
5fc953119e fix usage of CommMgmt 2017-05-22 17:32:11 +08:00
6bdb76e9ea core device logging controller WIP (#691) 2017-05-22 16:48:00 +08:00
5ccca74a3f fold comm device into core device 2017-05-22 15:45:45 +08:00
e7382f4753 fix test_ctlmgr 2017-05-22 15:04:46 +08:00
0ae5e6d8b1 test_lda: more thorough and consistent test of simulation mode 2017-05-22 00:26:05 +08:00
3ed70afaa1 Use commandline prefix for controllers
This keeps them better organized and consistent with the artiq_* naming scheme.
Tab completion from aqctl_ also lists all the controllers installed on a machine.
2017-05-22 00:22:10 +08:00
c83e15d040 artiq_corelog: cleanup 2017-05-22 00:06:03 +08:00
8cf0628435 fix lit tests 2017-05-18 23:41:01 +08:00
b7a94d466d fix experiment name conflict in phaser example 2017-05-18 23:14:55 +08:00
cd757c0f16 generate device database from executable python file 2017-05-18 23:14:55 +08:00
Florent Kermarrec
db3e1aef77 examples/phaser: adapt test_ad9154_prbs to new prbs in fabric 2017-05-15 16:12:02 +02:00
9ab63920e0 Remove Pipistrello support
Closes #658
Closes #381
2017-05-15 17:17:44 +08:00
ad85a0cee3 add session manager (#691) 2017-05-15 17:05:22 +08:00
0b6fb95deb firmware: fix revision of compiler_builtins for satman 2017-05-13 15:12:53 +01:00
170d2886fd Merge branch 'pdq'
* pdq:
  pdq: documentation
  pdq2 -> pdq
  pdq2: use 16 bit data, buffered read_mem()
  spi: style
  pdq2: mem_read
  pdq2: align subsequent writes to end
  sma_spi: undo cri_con
  pdq2: memory write, kernel_invariants
  sma_spi: cri/cd changes
  sma_spi: LVCMOS25
  coredevice.spi: kernel invariants and style
  sma_spi: free up user_sma pins
  sma_spi: add demo target with SPI on four SMA
  pdq2: memory write
  pdq2: crc/frame register accessors
  doc: pdq2 spi backend
  pdq2: config writes
2017-05-12 11:46:45 +02:00
fed24309b8 pdq: documentation 2017-05-02 18:55:02 +02:00
1a1edb13bf pdq2 -> pdq 2017-05-02 18:05:41 +02:00
Florent Kermarrec
79c339d4ac gateware/targets/phaser: jesd core now handles jsync completely 2017-04-26 22:25:08 +02:00
8ebb33c05c master: record time run() is called 2017-04-26 23:36:19 +08:00
Florent Kermarrec
0546affd4c gateware/target/phaser: jesd start signal renamed to jsync 2017-04-26 12:27:40 +02:00
whitequark
bb64992395 compiler: remove dead code. 2017-04-21 18:38:43 +00:00
whitequark
c5d7445973 compiler: reject reachable implicit return if not returning TNone.
Fixes #718.
2017-04-21 18:11:14 +00:00
whitequark
ed2b10c5aa compiler: in codegen for delay(), round fp instead of truncating.
Consider delay(8*us). It results in the following computation...
  >>> 8*1e-06/1e-09
  7999.999999999999
with the result promptly getting truncated to 7999.

Fixes #706.
2017-04-21 17:36:44 +00:00
whitequark
a820ae98cf ksupport: avoid allocations on I/O error paths.
Fixes #715.
2017-04-21 17:20:50 +00:00
whitequark
b913d1d6f2 runtime: make a copy of startup/idle kernel firmware before loading.
Fixes #716.
2017-04-21 16:46:40 +00:00
whitequark
726ee7370a runtime: update smoltcp.
This brings in correct TIME-WAIT handling. Fixes #722.
2017-04-21 16:08:04 +00:00
whitequark
0e68eaa879 runtime: print a heap dump on out-of-memory condition. 2017-04-21 14:48:10 +00:00
whitequark
fd994ceef3 DMA: various fixes to bring tests in line. 2017-04-20 20:05:03 +00:00
whitequark
db494967c5 firmware use Rust 0.18.0. 2017-04-19 09:38:24 +00:00
fe05aede78 firmware: DmaPlayback → DMARetrieve 2017-04-19 11:11:42 +08:00
e8f7f8ef9c DMA: speed up playback
Time reduced from 1.53µs to 1.37µs.
2017-04-19 10:59:12 +08:00
whitequark
41c4de4556 DMA: add API for a much faster replay using handles. 2017-04-18 08:20:12 +00:00
whitequark
c6e8d5c901 runtime: allow setting UART log level explicitly.
This is way more convenient than commenting out parts
of session.rs when debugging.
2017-04-15 08:27:18 +00:00
whitequark
0531dc45c3 DMA: erase trace before re-recording it.
Or we could needlessly OOM replacing a large trace.
2017-04-15 07:48:02 +00:00
whitequark
9dfe9c1248 DMA: improve recording performance.
This commit moves DMA serialization code to the kernel CPU
(to cope with the existence of rtio_output_wide) and batches
the resulting sequences. This results in less data being transferred
between kernel and comms CPUs (24 octets with one pointer before,
18 octets with no pointers now, for the common case of rtio_output),
but most importantly reduces cache flushes, which now happen
once per 64k octets.

On average, it now takes about 15us to record a single RTIO event
in a DMA trace.

Fixes #712.
2017-04-15 07:29:52 +00:00
whitequark
ea753bed17 runtime: advise to set panic_reboot=1 on panic. 2017-04-15 07:29:36 +00:00
534e681d0b pdq2: use 16 bit data, buffered read_mem() 2017-04-13 20:49:46 +02:00
90cf11994e spi: style 2017-04-13 13:38:29 +02:00