diff options
Diffstat (limited to 'tools/boardgen.py')
| -rw-r--r-- | tools/boardgen.py | 78 |
1 files changed, 64 insertions, 14 deletions
diff --git a/tools/boardgen.py b/tools/boardgen.py index bef8e7472..caa9fe851 100644 --- a/tools/boardgen.py +++ b/tools/boardgen.py @@ -344,8 +344,13 @@ class PinGenerator: def _cpu_pin_pointer(self, pin): return "&pin_{:s}_obj".format(pin.name()) + # Allow a port to prefix the board pin macro names with something. + # e.g. STM32 does pyb_pin_NAME whereas other ports using pin_NAME. + def board_name_define_prefix(self): + return "" + # Print the pin_CPUNAME and pin_BOARDNAME macros. - def print_defines(self, out_header): + def print_defines(self, out_header, cpu=True, board=True): # Provide #defines for each cpu pin. for pin in self.available_pins(): print(file=out_header) @@ -354,29 +359,70 @@ class PinGenerator: print("#if {}".format(m), file=out_header) # #define pin_CPUNAME (...) - print( - "#define pin_{:s} ({:s})".format(pin.name(), self._cpu_pin_pointer(pin)), - file=out_header, - ) - - # #define pin_BOARDNAME (pin_CPUNAME) - for board_pin_name, _board_hidden in pin._board_pin_names: - # Note: Hidden board pins are still available to C via the macro. + if cpu: print( - "#define pin_{:s} (pin_{:s})".format( - board_pin_name, - pin.name(), - ), + "#define pin_{:s} ({:s})".format(pin.name(), self._cpu_pin_pointer(pin)), file=out_header, ) + # #define pin_BOARDNAME (pin_CPUNAME) + if board: + for board_pin_name, _board_hidden in pin._board_pin_names: + # Note: Hidden board pins are still available to C via the macro. + # Note: The RHS isn't wrapped in (), which is necessary to make the + # STATIC_AF_ macro work on STM32. + print( + "#define {:s}pin_{:s} pin_{:s}".format( + self.board_name_define_prefix(), + board_pin_name, + pin.name(), + ), + file=out_header, + ) + + if m: + print("#endif", file=out_header) + + def print_pin_objects(self, out_source): + print(file=out_source) + for pin in self.available_pins(): + m = pin.enable_macro() + if m: + print("#if {}".format(m), file=out_source) + print( + "{:s}machine_pin_obj_t pin_{:s}_obj = {:s};".format( + "const " if pin.is_const() else "", + pin.name(), + pin.definition(), + ), + file=out_source, + ) + if m: + print("#endif", file=out_source) + + def print_pin_object_externs(self, out_header): + print(file=out_header) + for pin in self.available_pins(): + m = pin.enable_macro() + if m: + print("#if {}".format(m), file=out_header) + print( + "extern {:s}machine_pin_obj_t pin_{:s}_obj;".format( + "const " if pin.is_const() else "", + pin.name(), + ), + file=out_header, + ) if m: print("#endif", file=out_header) def print_source(self, out_source): - raise NotImplementedError + self.print_pin_objects(out_source) + self.print_cpu_locals_dict(out_source) + self.print_board_locals_dict(out_source) def print_header(self, out_header): + self.print_pin_object_externs(out_header) self.print_defines(out_header) # A port can override this if it has extra input files (e.g. af.csv) to load. @@ -498,6 +544,10 @@ class NumericPinGenerator(PinGenerator): self.print_cpu_table(out_source) self.print_board_locals_dict(out_source) + # Replace PinGenerator's implementation to only print the defines. + def print_header(self, out_header): + self.print_defines(out_header) + def _cpu_pin_pointer(self, pin): n = pin.index_name() if n is not None: |