| Commit message (Collapse) | Author | Age | Files | Lines |
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The atomic item size for the FFT block is always equal to the length of
the FFT, multiplied by bytes-per-sample (4). For now, this is all the
FFT block supports.
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FP0 is now listed first. This helps with determining a default GPIO
bank.
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This commit fixes an issue in `replay_block_control_impl` with the
initialization of the `_cmd_fifo_spaces` vector member variable.
`std::vector<>::reserve()` only allocates memory for the vector items;
it does not resize the vector (i.e., instantiating an `std::vector<>`
and then calling `reserve()` leaves it with a size of 0). Attempting to
index a zero-sized vector causes some C++ debug mode runtimes to throw
an index out-of-range exception. The commit instantiates the vector
using the constructor variant that allocates memory sufficient for the
entries and default initializes them so that it can be indexed without
issue.
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Note: This function is currently unused. However, it is not correctly
implemented. During init, it would call the routing configuration
function instead of the init configuration function.
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This commit *only* touches comments in the code for RFNoC streaming,
link management and management portal.
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The frontend corrections for N320 (IQ imbalance, DC offset) require the
DB serial. However, there was an error in reading the DB serial in the
code that applies the corrections.
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result of get double was saved in an int value instead of double
replaced C cast by static_cast
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The N320 code include some constants that were either unused or
incorrect. This clarifies the lowband frequency.
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This adds support for read only registers in generated interfaces.
For this the default is extended to an option string. The old format
is still supported for backward compability, so if options string is
just a number it will be handled as a writable number.
The option string is a comma separated list with key=value pairs. The
value is optional and treated as None if missing.
common.py now allows to pass in **kwargs to the generate method which
is used by gen_zbx_cpld_regs.py to pass a filter function for registers
used by mpm only.
get_all_addr now has an additional (optional, defaults to false) flag
to indicate whether read only addresses are to be returned or not.
It also supports type generic for the result to align with
get_changed_addr function.
The ZBX CPLD CTRL map is adapted accordingly to reflect read only
registers. The power registers are flagged as MPM scope only (and not
used in ZBX CPLD control of UHD).
Co-authored-by: Martin Braun <martin.braun@ettus.com>
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If ALL option is specified, set lo source for both lo's. Do not report
an error if user sets LO2 to internal. Enforce single lo target for
queries about lo state.
Signed-off-by: mattprost <matt.prost@ni.com>
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On some installs, pkg-path and install-prefix aren't equivalent. Since
uhd_images_downloader defaults to installing into
$CMAKE_INSTALL_PREFIX/share/uhd/images, we should look there too.
Signed-off-by: Steven Koo <steven.koo@ni.com>
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This resolves a typo intoduced by
multi_usrp_rfnoc: Add TX buffering using Replay
Signed-off-by: Steven Koo <steven.koo@ni.com>
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Signed-off-by: mattprost <matt.prost@ni.com>
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Add the Filter API to n3xx specifically for the AD937x device. The TX
filter is limited to 32 taps, and the RX filter is limited to 48 taps.
This feature requires MPM version 4.2 or later on the device.
Co-authored-by: bpadalino <bpadalino@gmail.com>
Signed-off-by: mattprost <matt.prost@ni.com>
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Allow users to control the Mykonos frontend bandwidth settings for
Rx and Tx. Note that this operation requires the daughterboard to
re-initialize, so it may take some time. Values for frontend filter
settings were derived using ADI's AD9371 Filter Wizard.
This feature requires MPM version 4.1 or later on the device.
Co-authored-by: bpadalino <bpadalino@gmail.com>
Signed-off-by: mattprost <matt.prost@ni.com>
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This allows the user to get the current state of the tx atr bits and set
them back to a given state. This is useful for the n310 when resetting
the front end, in order to avoid any tx power out of the frontend when
the init_cals are run.
Signed-off-by: mattprost <matt.prost@ni.com>
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Auto-generated IC Register Maps (e.g. magnesium_cpld_regs,
rhodium_cpld_regs, etc.) now provide getter methods for all attributes.
This gives access to the save state information for the device.
Signed-off-by: mattprost <matt.prost@ni.com>
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Signed-off-by: mattprost <matt.prost@ni.com>
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Previously, the property propagation algorithm would first forward and
resolve properties only along forward edges. Then, we would check that
properties also align across back-edges. The assumption is that graphs
are always structured in a way such that back-edges would align when the
resolution is done.
However, for the following graph, this would fail:
Radio ---> Replay
^ |
+---------+
The reason is that the radio block and the replay block both have an
"atomic_item_size" property, which needs to be resolved both ways. If
the default atomic_item_size is 4 for the radio, and 8 for the replay
block, then the input atomic_item_size on the radio will never be
aligned with the output atomic_item_size of the replay block, and there
is no other mechanism to align those.
The solution is to run the edge property propagation and resolution
twice, first for the forward edges, then for the back-edges. For graphs
that would previously work, this makes no difference: The additional
step of propagation properties across the back-edges will not dirty any
properties. However, for graphs like the one above, it will provide an
additional resolution path for properties that are otherwise not
connected.
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The internal helper function graph_t::_forward_edge_props() receives
another argument, which decides if properties are forwarded on forward-
or back-edges. Previously, only forward-edges were possible.
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Enabled with the "tx_replay_buffer" device argument. Buffers TX data in
DRAM using the Replay block (version 1.1 or higher required), allowing
more buffering of data on the device. May reduce underruns for certain
applications. The Replay block is currently limited to 32 play
commands, so fewer calls to send() with larger buffers will perform
better than more calls with smaller buffers.
Signed-off-by: michael-west <michael.west@ettus.com>
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- Added command time to readback of time from Radio block.
- Added wait for time to readback of shared registers in Radio block.
Signed-off-by: michael-west <michael.west@ettus.com>
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Add support for reading the number of supported SPI slaves from
the device. This has become necessary because we may have bitfiles
with different capabilities and we want to report this back correctly.
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- Add ability to get current record position.
- Add ability to get current play position.
- Track space in play command FIFO and throw uhd::op_failed error when
command requested would overflow the command FIFO.
Signed-off-by: michael-west <michael.west@ettus.com>
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For certain frequencies, the LMX2592 will sporadically fail to lock upon
the very first tune. When this happens, subsequent tunes (even to the same
frequency) do lock. This issue seems to be resolved by programming the FCAL
adjustment register fields (FCAL_LPFD_ADJ/FCAL_HPFD_ADJ) as described in
the LMX2592 datasheet. These fields adjust the FCAL calibration speed to
better accomodate PFD frequencies below 20MHz or above 100MHz.
This patch also fixes a few name typos in the register map that were
directly in the scope of this change.
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Log installed DPDK version on boot.
Signed-off-by: mattprost <matt.prost@ni.com>
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Substituting old values to restore API breakage from DPDK 18.11 to DPDK 19.
It is recommended at this point that users upgrade to more recent DPDK LTS
versions, but the DPDK 18.11 API is functional with UHD.
Signed-off-by: mattprost <matt.prost@ni.com>
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The new API calls get_{record,play}_async_metadata() calls are now
available in Python. To look more Pythonic, we change the call signature
and return value to either return `None` or the value (if available).
For comparison, this is the C++ code:
```cpp
uhd::rx_metadata_t md;
if (replay_ctrl->get_record_async_metadata(md, 0.1)) {
cout << "Received metadata! Error code: " << md.strerror() << endl;
} else {
cout << "No metadata received!" << endl;
}
```
In Python, this has the more Pythonic form:
```python
md = replay_ctrl.get_record_async_metadata(0.1);
if md is not None:
print("Received metadata! Error code: ", md.strerror())
else:
print("No metadata received!")
```
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- Add action handlers to the replay block to store TX and RX events.
- Adds two new APIs: get_{record,play}_async_metadata() to read back
async info.
- Add unit tests.
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This fixes an issue with setting the active channel source in MPM, and
additionally allows opening up the more flexible API in the future without
requiring a filesystem update.
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The power that corresponds to a certain gain values depends on the
frequency band we are in. At the edges of these bands discontinuities
can occur (the gain necessary to achieve the same power value changes
non-continuously). The power calibration does a linear interpolation
between two neighbor points in the calibration data set to find at
best fitting value. We therefore have to make sure that this interpolation
does not cross discontinuities.
This is a minimal invasive approach. It adds values at discontinuities
for the lower and the upper band. The power calibration format uses
the frequency for a power to gain mapping as a map key. Therefore two
gain to power mappings cannot be stored for the same frequency as it
would be needed for the discontinuity. Instead the mapping for the
lower band is stored at the discontinuity frequency itself. The mapping
for the upper band is stored at the frequency + 1Hz. The calibration
will therefore still fail to yield proper results within this
sub-Hertz range. The frequency lookup in the power calibration manager
now uses round instead of truncation to find the best mapping frequency
in the calibration table.
With this, searching for neighbor data points now ensures that the data
points used belong to the same band (except for the range of
(f_discontinuity, f_discontinuity + 1Hz) ).
This commit does not solve the issue for calibration data generated
with usrp_power_cal.py because the Python interface has no means to
detect band edges for the USRP it is calibrating.
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In order to perform certain operations (start/stop/step), meta_range_t
objects must be "monotonic", meaning that the subranges composing it
are sorted and non-overlapping. This commit creates a method which
takes a non-monotonic meta_range_t containing no non-continuous
subranges and converts it into a monotonic meta_range_t.
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This is a follow-up to 930fa39, where we set the MTU property explicitly
for several blocks. The radio block should also receive this treatment,
as the IQ data going into its inputs is not forwarded to its outputs.
This patch will remove spurious log messages like these:
[INFO] [0/Radio#0] Setting default MTU forward policy.
[INFO] [0/Radio#1] Setting default MTU forward policy.
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This commit refactors ctrlport_endpoint and fixes several issues related
to multiple threads sending and receiving control transfers.
First, it refactors the change that Martin Braun implemented in
0caed5529 by adding a tracking mechanism for control requests where
clients have explicitly asked to receive an ACK when the corresponding
control response is received.
When a client wants to wait for an ACK associated with a control
request, a combination of that request's opcode, address, and sequence
number is added to a set when the request is sent. When a control
response is received, the set is consulted to see if the corresponding
request is there by matching the packet field data listed above. If so,
the control response is added to the response queue, thus notifying all
threads waiting in `wait_for_ack()` that there is a response that the
thread may be waiting on. If the request is not in the set, the request
is never added to the response queue. This prevents the initial problem
that 0caed5529 was addressing of the response queue growing infinitely
large with control responses that would never be popped from the queue.
Secondly, it addresses issues when multiple threads have sent a request
packet and are waiting in `wait_for_ack()` on the corresponding
response.
Originally, the function contained a loop which would sleep the calling
thread until the control response queue had at least one element in it.
When awakened, the thread would pop the frontmost control response off
the queue to see if it matches the corresponding control request (i.e.,
has the same sequence number, opcode, and address elements). If so, the
response would be handled appropriately, which may include signalling an
error if the response indicates an exceptional status, and the function
would return. If the response is not a matching one, the function would
return to the top of the loop. If the corresponding response is not
found within a specified period, the function would throw an op_timeout
exception.
However, there is a subtle issue with this algorithm when two different
calling threads submit control requests and end up calling
`wait_for_ack()` nearly simultaneously. Consider two threads issuing a
control request. Thread T1 issues a request with sequence number 1 and
thread T2 issues a request with sequence number 2. The two threads then
call `wait_for_ack()`. Let's assume that neither of the control reponses
have arrived yet. Both threads sleep, waiting to be notified of a
response. Now the response for sequence number 1 arrives and is pushed
to the front the response queue. This generates a signal that awakes one
of the waiting threads, but which one is awakened is completely at the
mercy of the scheduler. If T1 is awakened first, it pops the response
from the queue, finds that it matches the request, and handles it as
expected. Later, when the reponse for sequence number 2 is pushed onto
the queue, the still-sleeping T2 will be awakened. It pops the response,
finds it to be matching, and all is well.
But if the scheduler decides to wake T2 first, T2 ends up popping the
response with sequence number 1 off the front of the queue, but it
doesn't match the request that T2 sent with sequence number 2, so T2
goes back to the top of the loop. At this point, it doesn't matter if T2
or T1 is awakened next; because the control response for sequence number
1 was already popped off the queue, T1 never sees the control response
it expects, and will throw uhd::op_timeout back up the stack.
This commit modifies the `wait_for_ack()` algorithm to search the queue
for a matching response rather than indiscriminately popping the
frontmost element from the queue and throwing it away if it doesn't
match. That way, the order in which threads are awakened no longer
matters as they will be able to find the corresponding response
regardless. Furthermore, when a response is pushed onto the response
queue, all waiting threads are notified of the condition via
`notify_all()`, rather than just waking one thread at random
(`notify_one()`). This gives all waiting threads the opportunity to
check the queue for a response.
Finally, the `wait_for_ack()` loop has been modified such that the
thread waits to be signalled regardless of whether the queue has
elements in it or not. (Prior to this change, the thread would only wait
to be signalled if the queue was empty.) This effectively implements the
behavior that all threads are awakened when a new control response is
pushed into the queue, and combined with the changes above, ensures that
all threads get a chance to react and check the queue when the queue is
modified.
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Make sure no active components are connected to the TX frontend during
next boot. This avoids configurations that could generate unwanted tones
during operations such as the Mykonos init cals.
Signed-off-by: mattprost <matt.prost@ni.com>
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This adds the atomic item size property to the replay block, which was
originally introduced in 3e5e4eb. The effect is that it enforces
streaming data to and from the block that is an integer multiple of the
word size.
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This commit modifies the explicitly written narrowing conversions to
clamp the results to the limits of the signed integer type.
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This commit implements some minor cleanup of various converter- and
convert test-related code:
* Improves the log messages regarding which converter was returned for a
request.
* Modifies the result checking code in the converter tests to only
report an out-of-range sample error once, rather than reporting every
out-of-range sample encountered during the test. This vastly cuts down
on the output when a conversion has failed.
* Adds a function `reverse_converter()` which, given a
`convert::id_type` describing a conversion from C1 to C2, returns a
`convert::id_type` describing the reverse conversion (C2 to C1).
* Removes two redundant test cases from the converter test.
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Signed-off-by: Ron Economos <w6rz@comcast.net>
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When connecting an Rx streamer to a replay block, this now allows
requesting data from the replay block using a stream command. This will
automatically request data from all ports the streamer is connected to,
and even if there are blocks in between (depending on their action
forwarding policies).
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