mirror of
https://github.com/espressif/esp-idf.git
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525 lines
20 KiB
Python
Executable File
525 lines
20 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# ESP32 efuse table generation tool
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#
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# Converts efuse table to header file efuse_table.h.
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#
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# Copyright 2017-2018 Espressif Systems (Shanghai) PTE LTD
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http:#www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import division, print_function
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import argparse
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import hashlib
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import os
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import re
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import sys
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__version__ = '1.0'
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quiet = False
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max_blk_len = 256
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idf_target = 'esp32'
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copyright = '''// Copyright 2017-2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at",
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License
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'''
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def status(msg):
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""" Print status message to stderr """
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if not quiet:
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critical(msg)
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def critical(msg):
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""" Print critical message to stderr """
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sys.stderr.write(msg)
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sys.stderr.write('\n')
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class FuseTable(list):
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def __init__(self):
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super(FuseTable, self).__init__(self)
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self.md5_digest_table = ''
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@classmethod
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def from_csv(cls, csv_contents):
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res = FuseTable()
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lines = csv_contents.splitlines()
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def expand_vars(f):
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f = os.path.expandvars(f)
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m = re.match(r'(?<!\\)\$([A-Za-z_][A-Za-z0-9_]*)', f)
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if m:
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raise InputError("unknown variable '%s'" % (m.group(1)))
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return f
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for line_no in range(len(lines)):
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line = expand_vars(lines[line_no]).strip()
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if line.startswith('#') or len(line) == 0:
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continue
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try:
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res.append(FuseDefinition.from_csv(line))
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except InputError as e:
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raise InputError('Error at line %d: %s' % (line_no + 1, e))
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except Exception:
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critical('Unexpected error parsing line %d: %s' % (line_no + 1, line))
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raise
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# fix up missing bit_start
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last_efuse_block = None
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for e in res:
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if last_efuse_block != e.efuse_block:
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last_end = 0
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if e.bit_start is None:
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e.bit_start = last_end
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last_end = e.bit_start + e.bit_count
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last_efuse_block = e.efuse_block
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res.verify_duplicate_name()
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# fix up missing field_name
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last_field = None
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for e in res:
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if e.field_name == '' and last_field is None:
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raise InputError('Error at line %d: %s missing field name' % (line_no + 1, e))
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elif e.field_name == '' and last_field is not None:
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e.field_name = last_field.field_name
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last_field = e
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# fill group
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names = [p.field_name for p in res]
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duplicates = set(n for n in names if names.count(n) > 1)
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if len(duplicates) != 0:
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i_count = 0
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for p in res:
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if len(duplicates.intersection([p.field_name])) != 0:
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p.group = str(i_count)
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i_count += 1
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else:
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i_count = 0
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res.verify_duplicate_name()
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# clac md5 for table
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res.calc_md5()
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return res
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def verify_duplicate_name(self):
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# check on duplicate name
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names = [p.field_name for p in self]
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duplicates = set(n for n in names if names.count(n) > 1)
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# print sorted duplicate partitions by name
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if len(duplicates) != 0:
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fl_error = False
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for p in self:
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field_name = p.field_name + p.group
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if field_name != '' and len(duplicates.intersection([field_name])) != 0:
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fl_error = True
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print('Field at %s, %s, %s, %s have dublicate field_name' %
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(p.field_name, p.efuse_block, p.bit_start, p.bit_count))
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if fl_error is True:
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raise InputError('Field names must be unique')
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def verify(self, type_table=None):
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for p in self:
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p.verify(type_table)
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self.verify_duplicate_name()
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# check for overlaps
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last = None
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for p in sorted(self, key=lambda x:(x.efuse_block, x.bit_start)):
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if last is not None and last.efuse_block == p.efuse_block and p.bit_start < last.bit_start + last.bit_count:
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raise InputError('Field at %s, %s, %s, %s overlaps %s, %s, %s, %s' %
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(p.field_name, p.efuse_block, p.bit_start, p.bit_count,
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last.field_name, last.efuse_block, last.bit_start, last.bit_count))
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last = p
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def calc_md5(self):
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txt_table = ''
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for p in self:
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txt_table += '%s %s %d %s %s' % (p.field_name, p.efuse_block, p.bit_start, str(p.get_bit_count()), p.comment) + '\n'
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self.md5_digest_table = hashlib.md5(txt_table.encode('utf-8')).hexdigest()
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def show_range_used_bits(self):
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# print used and free bits
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rows = ''
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rows += 'Sorted efuse table:\n'
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num = 1
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rows += '{0} \t{1:<30} \t{2} \t{3} \t{4}'.format('#', 'field_name', 'efuse_block', 'bit_start', 'bit_count') + '\n'
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for p in sorted(self, key=lambda x:(x.efuse_block, x.bit_start)):
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rows += '{0} \t{1:<30} \t{2} \t{3:^8} \t{4:^8}'.format(num, p.field_name, p.efuse_block, p.bit_start, p.bit_count) + '\n'
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num += 1
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rows += '\nUsed bits in efuse table:\n'
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last = None
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for p in sorted(self, key=lambda x:(x.efuse_block, x.bit_start)):
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if last is None:
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rows += '%s \n[%d ' % (p.efuse_block, p.bit_start)
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if last is not None:
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if last.efuse_block != p.efuse_block:
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rows += '%d] \n\n%s \n[%d ' % (last.bit_start + last.bit_count - 1, p.efuse_block, p.bit_start)
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elif last.bit_start + last.bit_count != p.bit_start:
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rows += '%d] [%d ' % (last.bit_start + last.bit_count - 1, p.bit_start)
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last = p
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rows += '%d] \n' % (last.bit_start + last.bit_count - 1)
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rows += '\nNote: Not printed ranges are free for using. (bits in EFUSE_BLK0 are reserved for Espressif)\n'
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return rows
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def get_str_position_last_free_bit_in_blk(self, blk):
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last_used_bit = 0
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for p in self:
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if p.efuse_block == blk:
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if p.define is not None:
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return p.get_bit_count()
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else:
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if last_used_bit < p.bit_start + p.bit_count:
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last_used_bit = p.bit_start + p.bit_count
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if last_used_bit == 0:
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return None
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return str(last_used_bit)
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def to_header(self, file_name):
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rows = [copyright]
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rows += ['#ifdef __cplusplus',
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'extern "C" {',
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'#endif',
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'',
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'',
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'// md5_digest_table ' + self.md5_digest_table,
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'// This file was generated from the file ' + file_name + '.csv. DO NOT CHANGE THIS FILE MANUALLY.',
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'// If you want to change some fields, you need to change ' + file_name + '.csv file',
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'// then run `efuse_common_table` or `efuse_custom_table` command it will generate this file.',
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"// To show efuse_table run the command 'show_efuse_table'.",
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'',
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'']
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last_field_name = ''
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for p in self:
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if (p.field_name != last_field_name):
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rows += ['extern const esp_efuse_desc_t* ' + 'ESP_EFUSE_' + p.field_name + '[];']
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last_field_name = p.field_name
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rows += ['',
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'#ifdef __cplusplus',
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'}',
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'#endif',
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'']
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return '\n'.join(rows)
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def to_c_file(self, file_name, debug):
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rows = [copyright]
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rows += ['#include "sdkconfig.h"',
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'#include "esp_efuse.h"',
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'#include <assert.h>',
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'#include "' + file_name + '.h"',
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'',
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'// md5_digest_table ' + self.md5_digest_table,
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'// This file was generated from the file ' + file_name + '.csv. DO NOT CHANGE THIS FILE MANUALLY.',
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'// If you want to change some fields, you need to change ' + file_name + '.csv file',
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'// then run `efuse_common_table` or `efuse_custom_table` command it will generate this file.',
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"// To show efuse_table run the command 'show_efuse_table'."]
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rows += ['']
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if idf_target == 'esp32':
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rows += ['#define MAX_BLK_LEN CONFIG_EFUSE_MAX_BLK_LEN']
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rows += ['']
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last_free_bit_blk1 = self.get_str_position_last_free_bit_in_blk('EFUSE_BLK1')
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last_free_bit_blk2 = self.get_str_position_last_free_bit_in_blk('EFUSE_BLK2')
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last_free_bit_blk3 = self.get_str_position_last_free_bit_in_blk('EFUSE_BLK3')
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rows += ['// The last free bit in the block is counted over the entire file.']
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if last_free_bit_blk1 is not None:
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rows += ['#define LAST_FREE_BIT_BLK1 ' + last_free_bit_blk1]
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if last_free_bit_blk2 is not None:
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rows += ['#define LAST_FREE_BIT_BLK2 ' + last_free_bit_blk2]
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if last_free_bit_blk3 is not None:
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rows += ['#define LAST_FREE_BIT_BLK3 ' + last_free_bit_blk3]
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rows += ['']
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if last_free_bit_blk1 is not None:
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rows += ['_Static_assert(LAST_FREE_BIT_BLK1 <= MAX_BLK_LEN, "The eFuse table does not match the coding scheme. '
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'Edit the table and restart the efuse_common_table or efuse_custom_table command to regenerate the new files.");']
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if last_free_bit_blk2 is not None:
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rows += ['_Static_assert(LAST_FREE_BIT_BLK2 <= MAX_BLK_LEN, "The eFuse table does not match the coding scheme. '
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'Edit the table and restart the efuse_common_table or efuse_custom_table command to regenerate the new files.");']
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if last_free_bit_blk3 is not None:
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rows += ['_Static_assert(LAST_FREE_BIT_BLK3 <= MAX_BLK_LEN, "The eFuse table does not match the coding scheme. '
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'Edit the table and restart the efuse_common_table or efuse_custom_table command to regenerate the new files.");']
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rows += ['']
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last_name = ''
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for p in self:
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if (p.field_name != last_name):
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if last_name != '':
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rows += ['};\n']
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rows += ['static const esp_efuse_desc_t ' + p.field_name + '[] = {']
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last_name = p.field_name
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rows += [p.to_struct(debug) + ',']
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rows += ['};\n']
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rows += ['\n\n\n']
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last_name = ''
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for p in self:
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if (p.field_name != last_name):
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if last_name != '':
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rows += [' NULL',
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'};\n']
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rows += ['const esp_efuse_desc_t* ' + 'ESP_EFUSE_' + p.field_name + '[] = {']
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last_name = p.field_name
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index = str(0) if str(p.group) == '' else str(p.group)
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rows += [' &' + p.field_name + '[' + index + '], \t\t// ' + p.comment]
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rows += [' NULL',
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'};\n']
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return '\n'.join(rows)
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class FuseDefinition(object):
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def __init__(self):
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self.field_name = ''
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self.group = ''
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self.efuse_block = ''
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self.bit_start = None
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self.bit_count = None
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self.define = None
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self.comment = ''
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@classmethod
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def from_csv(cls, line):
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""" Parse a line from the CSV """
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line_w_defaults = line + ',,,,' # lazy way to support default fields
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fields = [f.strip() for f in line_w_defaults.split(',')]
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res = FuseDefinition()
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res.field_name = fields[0]
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res.efuse_block = res.parse_block(fields[1])
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res.bit_start = res.parse_num(fields[2])
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res.bit_count = res.parse_bit_count(fields[3])
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if res.bit_count is None or res.bit_count == 0:
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raise InputError("Field bit_count can't be empty")
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res.comment = fields[4]
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return res
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def parse_num(self, strval):
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if strval == '':
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return None # Field will fill in default
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return self.parse_int(strval)
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def parse_bit_count(self, strval):
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if strval == 'MAX_BLK_LEN':
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self.define = strval
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return self.get_max_bits_of_block()
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else:
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return self.parse_num(strval)
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def parse_int(self, v):
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try:
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return int(v, 0)
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except ValueError:
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raise InputError('Invalid field value %s' % v)
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def parse_block(self, strval):
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if strval == '':
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raise InputError("Field 'efuse_block' can't be left empty.")
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if idf_target == 'esp32':
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if strval not in ['EFUSE_BLK0', 'EFUSE_BLK1', 'EFUSE_BLK2', 'EFUSE_BLK3']:
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raise InputError("Field 'efuse_block' should be one of EFUSE_BLK0..EFUSE_BLK3")
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else:
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if strval not in ['EFUSE_BLK0', 'EFUSE_BLK1', 'EFUSE_BLK2', 'EFUSE_BLK3', 'EFUSE_BLK4',
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'EFUSE_BLK5', 'EFUSE_BLK6', 'EFUSE_BLK7', 'EFUSE_BLK8', 'EFUSE_BLK9',
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'EFUSE_BLK10']:
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raise InputError("Field 'efuse_block' should be one of EFUSE_BLK0..EFUSE_BLK10")
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return strval
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def get_max_bits_of_block(self):
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'''common_table: EFUSE_BLK0, EFUSE_BLK1, EFUSE_BLK2, EFUSE_BLK3
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custom_table: ----------, ----------, ----------, EFUSE_BLK3(some reserved in common_table)
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'''
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if self.efuse_block == 'EFUSE_BLK0':
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return 256
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else:
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return max_blk_len
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def verify(self, type_table):
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if self.efuse_block is None:
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raise ValidationError(self, 'efuse_block field is not set')
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if self.bit_count is None:
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raise ValidationError(self, 'bit_count field is not set')
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if type_table is not None:
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if type_table == 'custom_table':
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if self.efuse_block != 'EFUSE_BLK3':
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raise ValidationError(self, 'custom_table should use only EFUSE_BLK3')
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max_bits = self.get_max_bits_of_block()
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if self.bit_start + self.bit_count > max_bits:
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raise ValidationError(self, 'The field is outside the boundaries(max_bits = %d) of the %s block' % (max_bits, self.efuse_block))
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def get_full_name(self):
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def get_postfix(group):
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postfix = ''
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if group != '':
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postfix = '_PART_' + group
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return postfix
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return self.field_name + get_postfix(self.group)
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def get_bit_count(self, check_define=True):
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if check_define is True and self.define is not None:
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return self.define
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else:
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return self.bit_count
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def to_struct(self, debug):
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start = ' {'
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if debug is True:
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start = ' {' + '"' + self.field_name + '" ,'
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return ', '.join([start + self.efuse_block,
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str(self.bit_start),
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str(self.get_bit_count()) + '}, \t // ' + self.comment])
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def process_input_file(file, type_table):
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status('Parsing efuse CSV input file ' + file.name + ' ...')
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input = file.read()
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table = FuseTable.from_csv(input)
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status('Verifying efuse table...')
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table.verify(type_table)
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return table
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def ckeck_md5_in_file(md5, filename):
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if os.path.exists(filename):
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with open(filename, 'r') as f:
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for line in f:
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if md5 in line:
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return True
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return False
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def create_output_files(name, output_table, debug):
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file_name = os.path.splitext(os.path.basename(name))[0]
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gen_dir = os.path.dirname(name)
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dir_for_file_h = gen_dir + '/include'
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try:
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os.stat(dir_for_file_h)
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except Exception:
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os.mkdir(dir_for_file_h)
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file_h_path = os.path.join(dir_for_file_h, file_name + '.h')
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file_c_path = os.path.join(gen_dir, file_name + '.c')
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# src files are the same
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if ckeck_md5_in_file(output_table.md5_digest_table, file_c_path) is False:
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status('Creating efuse *.h file ' + file_h_path + ' ...')
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output = output_table.to_header(file_name)
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with open(file_h_path, 'w') as f:
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f.write(output)
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status('Creating efuse *.c file ' + file_c_path + ' ...')
|
|
output = output_table.to_c_file(file_name, debug)
|
|
with open(file_c_path, 'w') as f:
|
|
f.write(output)
|
|
else:
|
|
print('Source files do not require updating correspond to csv file.')
|
|
|
|
|
|
def main():
|
|
if sys.version_info[0] < 3:
|
|
print('WARNING: Support for Python 2 is deprecated and will be removed in future versions.', file=sys.stderr)
|
|
elif sys.version_info[0] == 3 and sys.version_info[1] < 6:
|
|
print('WARNING: Python 3 versions older than 3.6 are not supported.', file=sys.stderr)
|
|
global quiet
|
|
global max_blk_len
|
|
global idf_target
|
|
|
|
parser = argparse.ArgumentParser(description='ESP32 eFuse Manager')
|
|
parser.add_argument('--idf_target', '-t', help='Target chip type', choices=['esp32', 'esp32s2', 'esp32s3', 'esp32c3'], default='esp32')
|
|
parser.add_argument('--quiet', '-q', help="Don't print non-critical status messages to stderr", action='store_true')
|
|
parser.add_argument('--debug', help='Create header file with debug info', default=False, action='store_false')
|
|
parser.add_argument('--info', help='Print info about range of used bits', default=False, action='store_true')
|
|
parser.add_argument('--max_blk_len', help='Max number of bits in BLOCKs', type=int, default=256)
|
|
parser.add_argument('common_input', help='Path to common CSV file to parse.', type=argparse.FileType('r'))
|
|
parser.add_argument('custom_input', help='Path to custom CSV file to parse.', type=argparse.FileType('r'), nargs='?', default=None)
|
|
|
|
args = parser.parse_args()
|
|
|
|
idf_target = args.idf_target
|
|
|
|
max_blk_len = args.max_blk_len
|
|
print('Max number of bits in BLK %d' % (max_blk_len))
|
|
if max_blk_len not in [256, 192, 128]:
|
|
raise InputError('Unsupported block length = %d' % (max_blk_len))
|
|
|
|
quiet = args.quiet
|
|
debug = args.debug
|
|
info = args.info
|
|
|
|
common_table = process_input_file(args.common_input, 'common_table')
|
|
two_table = common_table
|
|
if args.custom_input is not None:
|
|
custom_table = process_input_file(args.custom_input, 'custom_table')
|
|
two_table += custom_table
|
|
two_table.verify()
|
|
|
|
# save files.
|
|
if info is False:
|
|
if args.custom_input is None:
|
|
create_output_files(args.common_input.name, common_table, debug)
|
|
else:
|
|
create_output_files(args.custom_input.name, custom_table, debug)
|
|
else:
|
|
print(two_table.show_range_used_bits())
|
|
return 0
|
|
|
|
|
|
class InputError(RuntimeError):
|
|
def __init__(self, e):
|
|
super(InputError, self).__init__(e)
|
|
|
|
|
|
class ValidationError(InputError):
|
|
def __init__(self, p, message):
|
|
super(ValidationError, self).__init__('Entry %s invalid: %s' % (p.field_name, message))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
try:
|
|
main()
|
|
except InputError as e:
|
|
print(e, file=sys.stderr)
|
|
sys.exit(2)
|