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Commit Graph

3624 Commits

Author SHA1 Message Date
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