mirror of https://gerrit.osmocom.org/libusrp
115 lines
3.3 KiB
Plaintext
115 lines
3.3 KiB
Plaintext
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#!/usr/bin/env python
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# -*- Python -*-
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#
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# Copyright 2003 Free Software Foundation, Inc.
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#
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# This file is part of GNU Radio
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#
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# GNU Radio 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 2, or (at your option)
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# any later version.
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#
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# GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
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# the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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#
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# Edit the gpif.c file generated by the Cypress GPIF Designer Tool and
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# produce usrp_gpif.c, and usrp_gpif_inline.h, files suitable for our
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# uses.
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import re
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import string
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import sys
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def check_flow_state (line, flow_state_dict):
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mo = re.match (r'/\* Wave (\d) FlowStates \*/ (.*),', line)
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if mo:
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wave = int (mo.group (1))
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data = mo.group (2)
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split = data.split (',', 8)
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v = map (lambda x : int (x, 16), split)
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# print "%s, %s" % (wave, data)
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# print "split: ", split
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# print "v : ", v
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flow_state_dict[wave] = v
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def delta (xseq, yseq):
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# set subtraction
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z = []
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for x in xseq:
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if x not in yseq:
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z.append (x)
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return z
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def write_define (output, name, pairs):
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output.write ('#define %s()\t\\\n' % name)
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output.write ('do {\t\t\t\t\t\\\n')
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for reg, val in pairs:
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output.write ('%14s = 0x%02x;\t\t\t\\\n' % (reg, val))
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output.write ('} while (0)\n\n')
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def write_inlines (output, dict):
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regs = ['FLOWSTATE', 'FLOWLOGIC', 'FLOWEQ0CTL', 'FLOWEQ1CTL', 'FLOWHOLDOFF',
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'FLOWSTB', 'FLOWSTBEDGE', 'FLOWSTBHPERIOD', 'GPIFHOLDAMOUNT']
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READ_FLOW_STATE = 2
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WRITE_FLOW_STATE = 3
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read_info = zip (regs, dict[READ_FLOW_STATE])
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write_info = zip (regs, dict[WRITE_FLOW_STATE])
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output.write ('''/*
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* Machine generated by "edit-gpif". Do not edit by hand.
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*/
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''')
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write_define (output, 'setup_flowstate_common', read_info)
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write_define (output, 'setup_flowstate_read', delta (read_info, write_info))
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write_define (output, 'setup_flowstate_write', delta (write_info, read_info))
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def edit_gpif (input_name, output_name, inline_name):
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input = open (input_name, 'r')
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output = open (output_name, 'w')
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inline = open (inline_name, 'w')
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flow_state_dict = {}
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output.write ('''/*
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* Machine generated by "edit-gpif". Do not edit by hand.
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*/
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''')
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while 1:
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line = input.readline ()
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line = string.replace (line, '\r','')
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line = re.sub (r' *$', r'', line)
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check_flow_state (line, flow_state_dict)
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line = re.sub (r'#include', r'// #include', line)
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line = re.sub (r'xdata ', r'', line)
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if re.search (r'GpifInit', line):
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break
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output.write (line)
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output.close ()
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write_inlines (inline, flow_state_dict)
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inline.close ()
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# gpif.c usrp_gpif.c usrp_gpif_inline.h
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edit_gpif (sys.argv[1], sys.argv[2], sys.argv[3])
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