src/spec/base.py

   1 from spec.interfaces import Pinouts
   2
   3 from spec.ifaceprint import display, display_fns, check_functions
   4 from spec.ifaceprint import display_fixed, python_dict_fns
   5 from collections import OrderedDict
   6
   7
   8 class PinSpec(Pinouts):
   9     def __init__(self, pinbanks, fixedpins, function_names, fast=None):
  10         self.fastbus = fast or {}
  11         self.pinbanks = OrderedDict()
  12         self.muxwidths = {}
  13         for bank, (sz, muxwidth) in pinbanks.items():
  14             self.pinbanks[bank] = sz
  15             self.muxwidths[bank] = muxwidth
  16         self.fixedpins = fixedpins
  17         self.function_names = function_names
  18         bankspec = OrderedDict()
  19         self.offs = 0
  20         pkeys = self.pinbanks.keys()
  21         print self.pinbanks
  22         for kn in pkeys:
  23             bankspec[kn] = self.offs
  24             self.offs += self.pinbanks[kn]
  25
  26         self.scenarios = []
  27
  28         Pinouts.__init__(self, bankspec)
  29
  30     def add_scenario(self, name, needed, eint, pwm, descriptions):
  31         # Scenarios below can be spec'd out as either "find first interface"
  32         # by name/number e.g. SPI0, or as "find in bank/mux" which must be
  33         # spec'd as "BM:Name" where B is bank (A-F), M is Mux (0-3)
  34         # EINT and PWM are grouped together, specially, but may still be spec'd
  35         # using "BM:Name".  Pins are removed in-order as listed from
  36         # lists (interfaces, EINTs, PWMs) from available pins.
  37
  38         self.scenarios.append((name, needed, eint, pwm, descriptions))
  39
  40     def pywrite(self, pyf, pinmap):
  41
  42         python_dict_fns(pyf, pinmap, self, self.function_names)
  43
  44     def write(self, of):
  45
  46         of.write("""# Pinouts (PinMux)
  47 auto-generated by [[pinouts.py]]
  48
  49 [[!toc  ]]
  50
  51 """)
  52         bk = self.pinbanks.keys()
  53         for bank in bk:
  54             of.write(
  55                 "\n## Bank %s (%d pins, width %d)\n\n" %
  56                 (bank, self.pinbanks[bank], self.muxwidths[bank]))
  57             display(of, self, bank, muxwidth=self.muxwidths[bank])
  58
  59         of.write("\n# Pinouts (Fixed function)\n\n")
  60         fixedpins = display_fixed(of, self.fixedpins, len(self))
  61
  62         of.write("""# Functions (PinMux)
  63
  64 auto-generated by [[pinouts.py]]
  65
  66 """)
  67         fns = display_fns(of, self.bankspec, self, self.function_names)
  68         of.write('\n')
  69
  70         for scenario in self.scenarios:
  71             name, needed, eint, pwm, descriptions = scenario
  72             unused_pins = check_functions(of, name, self.bankspec, fns,
  73                                           self,
  74                                           needed, eint, pwm,
  75                                           descriptions)
  76
  77         of.write("""# Reference Datasheets
  78
  79 datasheets and pinout links
  80
  81 * <http://datasheets.chipdb.org/AMD/8018x/80186/amd-80186.pdf>
  82 * <http://hands.com/~lkcl/eoma/shenzen/frida/FRD144A2701.pdf>
  83 * <http://pinouts.ru/Memory/sdcard_pinout.shtml>
  84 * p8 <http://www.onfi.org/~/media/onfi/specs/onfi_2_0_gold.pdf?la=en>
  85 * <https://www.heyrick.co.uk/blog/files/datasheets/dm9000aep.pdf>
  86 * <http://cache.freescale.com/files/microcontrollers/doc/app_note/AN4393.pdf>
  87 * <https://www.nxp.com/docs/en/data-sheet/MCF54418.pdf>
  88 * ULPI OTG PHY, ST <http://www.st.com/en/interfaces-and-transceivers/stulpi01a.html>
  89 * ULPI OTG PHY, TI TUSB1210 <http://ti.com/product/TUSB1210/>
  90
  91 """)
  92
  93         return self, self.bankspec, self.pinbanks, fixedpins