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https://github.com/saymrwulf/uhd.git
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1a4348038d
- Creates mpm/ subdirectory - First pass at hardware daemon/MPM - New code for LMK04828, AD9371 - spidev integration Contributions by: Martin Braun <martin.braun@ettus.com> Derek Kozel <derek.kozel@ettus.com> Mark Meserve <mark.meserve@ni.com> Andrej Rode <andrej.rode@ettus.com>
71 lines
2.6 KiB
Python
71 lines
2.6 KiB
Python
#
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# Copyright 2017 Ettus Research (National Instruments)
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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"""
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Module
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"""
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import libpyusrp_periphs as lib
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import re
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import logging
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log = logging.Logger("usrp_mpm.periphs")
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def init_periph_manager(mb_type=None, db_types={}, fpga=None):
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# Detect motherboard type if not already specified
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if mb_type is None:
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mb_files = lib.helper.find_mb_file()
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with open(mb_files, "r") as f:
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info = "".join(f.readlines())
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device_type = re.match("^.*USRP;([-\w])+;.*", info)
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if device_type is None:
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log.fatal("Could not determine device type from {}".format(info))
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exit(1)
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mb_type = device_type.group(1)
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# Check if we have an implementation for this motherboard type
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try:
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device_class = getattr(lib, mb_type)
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except AttributeError:
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log.fatal("Motherboard class implementation for {} device not found!".format(mb_type))
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exit(1)
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# Detect daughterboard type if not already specified
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if not db_types:
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db_files = lib.helper.find_db_files()
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db_types = {}
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for db in db_files:
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with open(db, "r") as f:
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info = "".join(f.readlines())
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device_type = re.match("^.*SLOT;([\w]);DB;([-\w])+;.*", info)
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if device_type is None:
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log.fatal("Could not determine device type from: {}".format(info))
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exit(2)
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slot = device_type.group(1)
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db_type = device_type.group(2)
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db_types.update({slot: db_type})
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# Check if we have an implementation for the daughterboard types
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for db in db_types.values():
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try:
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getattr(lib.db, db)
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except AttributeError:
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log.fatal("Daughterboard class implementation for {} device not found!".format(db))
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exit(1)
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# Next steps
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#
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# 1. Load FPGA image
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# 2. Use motherboard and daughterboard types to load the FPGA image
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# 3. Create periph_manager object wth given mb_type + db_types information
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