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-rw-r--r--mpm/python/usrp_mpm/periph_manager/e31x.py21
-rw-r--r--mpm/python/usrp_mpm/periph_manager/e320.py45
2 files changed, 24 insertions, 42 deletions
diff --git a/mpm/python/usrp_mpm/periph_manager/e31x.py b/mpm/python/usrp_mpm/periph_manager/e31x.py
index dc6e6be21..5a228d869 100644
--- a/mpm/python/usrp_mpm/periph_manager/e31x.py
+++ b/mpm/python/usrp_mpm/periph_manager/e31x.py
@@ -271,7 +271,7 @@ class e31x(ZynqComponents, PeriphManagerBase):
'default_args': default_args,
})
self.dboards.append(E31x_db(E310_DBOARD_SLOT_IDX, **dboard_info))
- self.log.info("Found %d daughterboard(s).", len(self.dboards))
+ assert len(self.dboards) == 1
def _check_fpga_compat(self):
" Throw an exception if the compat numbers don't match up "
@@ -292,19 +292,12 @@ class e31x(ZynqComponents, PeriphManagerBase):
Initialize clock and time sources. After this function returns, the
reference signals going to the FPGA are valid.
"""
- if not self.dboards:
- self.log.warning(
- "No dboards found, skipping setting clock and time source "
- "configuration."
- )
- self._time_source = E310_DEFAULT_TIME_SOURCE
- else:
- self.set_clock_source(
- default_args.get('clock_source', E310_DEFAULT_CLOCK_SOURCE)
- )
- self.set_time_source(
- default_args.get('time_source', E310_DEFAULT_TIME_SOURCE)
- )
+ self.set_clock_source(
+ default_args.get('clock_source', E310_DEFAULT_CLOCK_SOURCE)
+ )
+ self.set_time_source(
+ default_args.get('time_source', E310_DEFAULT_TIME_SOURCE)
+ )
def _init_peripherals(self, args):
"""
diff --git a/mpm/python/usrp_mpm/periph_manager/e320.py b/mpm/python/usrp_mpm/periph_manager/e320.py
index 0d55e56ba..2878fe2b5 100644
--- a/mpm/python/usrp_mpm/periph_manager/e320.py
+++ b/mpm/python/usrp_mpm/periph_manager/e320.py
@@ -164,16 +164,19 @@ class e320(ZynqComponents, PeriphManagerBase):
def _init_dboards(self, _, override_dboard_pids, default_args):
"""
- Initialize all the daughterboards
+ Initialize all the daughterboards.
+
+ Note: This gets called by PeriphManagerBase.init_dboards(). We override
+ the base class's implementation in order to avoid initializing our one
+ "dboard" in the same way that, for example, N310's dboards are initialized.
+ Specifically,
+ - skip dboard EEPROM setup (we don't have one)
+ - change the way we handle SPI devices
(dboard_infos) -- N/A
override_dboard_pids -- List of dboard PIDs to force
default_args -- Default args
"""
- # Override the base class's implementation in order to avoid initializing our one "dboard"
- # in the same way that, for example, N310's dboards are initialized. Specifically,
- # - skip dboard EEPROM setup (we don't have one)
- # - change the way we handle SPI devices
if override_dboard_pids:
self.log.warning("Overriding daughterboard PIDs with: {}"
.format(override_dboard_pids))
@@ -198,7 +201,7 @@ class e320(ZynqComponents, PeriphManagerBase):
}
# This will actually instantiate the dboard class:
self.dboards.append(Neon(E320_DBOARD_SLOT_IDX, **dboard_info))
- self.log.info("Found %d daughterboard(s).", len(self.dboards))
+ assert len(self.dboards) == 1
def _check_fpga_compat(self):
" Throw an exception if the compat numbers don't match up "
@@ -222,20 +225,12 @@ class e320(ZynqComponents, PeriphManagerBase):
self._ext_clock_freq = float(
default_args.get('ext_clock_freq', E320_DEFAULT_EXT_CLOCK_FREQ)
)
- if not self.dboards:
- self.log.warning(
- "No dboards found, skipping setting clock and time source "
- "configuration."
- )
- self._clock_source = E320_DEFAULT_CLOCK_SOURCE
- self._time_source = E320_DEFAULT_TIME_SOURCE
- else:
- self.set_clock_source(
- default_args.get('clock_source', E320_DEFAULT_CLOCK_SOURCE)
- )
- self.set_time_source(
- default_args.get('time_source', E320_DEFAULT_TIME_SOURCE)
- )
+ self.set_clock_source(
+ default_args.get('clock_source', E320_DEFAULT_CLOCK_SOURCE)
+ )
+ self.set_time_source(
+ default_args.get('time_source', E320_DEFAULT_TIME_SOURCE)
+ )
def _init_peripherals(self, args):
"""
@@ -441,14 +436,8 @@ class e320(ZynqComponents, PeriphManagerBase):
return
self._ext_clock_freq = freq
if self.get_clock_source() == 'external':
- for slot, dboard in enumerate(self.dboards):
- if hasattr(dboard, 'update_ref_clock_freq'):
- self.log.trace(
- "Updating reference clock on dboard %d to %f MHz...",
- slot, freq/1e6
- )
- dboard.update_ref_clock_freq(freq)
-
+ self.log.trace(f"Updating reference clock to {freq/1e6} MHz...")
+ self.dboard.update_ref_clock_freq(freq)
def get_ref_clock_freq(self):
" Returns the currently active reference clock frequency"