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