334 lines
10 KiB
Python
334 lines
10 KiB
Python
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#!/usr/bin/env python
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"""Creates the pin file for the RAxxx."""
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from __future__ import print_function
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import argparse
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import sys
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import csv
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class PinAD(object):
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def __init__(self, name, cpu_pin_name, pin_idx, bit, channel):
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self._name = name
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self._cpu_pin_name = cpu_pin_name
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self._pin_idx = pin_idx
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self._bit = bit
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self._channel = channel
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def cpu_pin_name(self):
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return self._cpu_pin_name
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def name(self):
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return self._name
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def bit(self):
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return self._bit
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def channel(self):
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return self._channel
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def print(self):
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print(
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"const pin_ad_obj_t pin_{:s}_ad_obj = PIN_AD({:s}, {:d}, {:d}, {:d});".format(
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self._cpu_pin_name, self._name, self._pin_idx, self._bit, self._channel
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)
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)
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print("")
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def print_header(self, hdr_file):
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n = self.cpu_pin_name()
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hdr_file.write("extern const pin_ad_obj_t pin_{:s}_ad_obj;\n".format(n))
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hdr_file.write("#define pin_{:s}_ad (&pin_{:s}_ad_obj)\n".format(n, n))
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def qstr_list(self):
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return [self._name]
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class Pin(object):
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def __init__(self, name, port, bit):
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self._name = name
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self._pin_idx = port * 16 + bit
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self._pin_ad = []
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self._board_pin = False
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# print('// pin_{:s}_obj = PIN({:s}, {:d});'.format(self.name, self.name, self.pin))
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def cpu_pin_name(self):
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return self._name
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def pin_ad(self):
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return self._pin_ad
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def is_board_pin(self):
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return self._board_pin
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def set_is_board_pin(self):
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self._board_pin = True
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def parse_ad(self, ad_str):
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ad_bit = 0
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ad_channel = 0
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if (len(ad_str) == 5) and (ad_str[:3] == "AN0"):
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ad_bit = 12
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ad_channel = int(ad_str[2:])
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self._pin_ad.append(PinAD(ad_str, self._name, self._pin_idx, ad_bit, ad_channel))
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elif (len(ad_str) == 5) and (ad_str[:3] == "AN1"):
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ad_bit = 12
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ad_channel = int(ad_str[2:])
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self._pin_ad.append(PinAD(ad_str, self._name, self._pin_idx, ad_bit, ad_channel))
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elif ad_str[:2] == "AN":
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ad_bit = 8
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ad_channel = int(ad_str[2:4])
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self._pin_ad.append(PinAD(ad_str, self._name, self._pin_idx, ad_bit, ad_channel))
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def print(self):
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pin_ad_name = "NULL"
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for pin_ad in self._pin_ad:
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pin_ad.print()
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pin_ad_name = "pin_{:s}_ad".format(pin_ad.cpu_pin_name())
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print(
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"const machine_pin_obj_t pin_{:s}_obj = PIN({:s}, {:d}, {:s});".format(
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self._name, self._name, self._pin_idx, pin_ad_name
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)
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)
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print("")
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def print_header(self, hdr_file):
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n = self.cpu_pin_name()
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hdr_file.write("extern const machine_pin_obj_t pin_{:s}_obj;\n".format(n))
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hdr_file.write("#define pin_{:s} (&pin_{:s}_obj)\n".format(n, n))
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def qstr_list(self):
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result = []
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for pin_ad in self._pin_ad:
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result += pin_ad.qstr_list()
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# for alt_fn in self.alt_fn:
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# if alt_fn.is_supported():
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# result += alt_fn.qstr_list()
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return result
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class NamedPin(object):
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def __init__(self, name, pin):
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self._name = name
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self._pin = pin
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# print('// NamedPin {:s}'.format(self._name))
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def pin(self):
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return self._pin
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def name(self):
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return self._name
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class Pins(object):
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def __init__(self):
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self.cpu_pins = [] # list of NamedPin objects
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self.board_pins = [] # list of NamedPin objects
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def find_pin(self, cpu_pin_name):
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for named_pin in self.cpu_pins:
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pin = named_pin.pin()
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if pin.cpu_pin_name() == cpu_pin_name:
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return pin
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# rx63n_al.csv
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# cpu_pin_name, cpu_pin_port, cpu_pin_bit
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def parse_af_file(self, filename):
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with open(filename, "r") as csvfile:
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rows = csv.reader(csvfile)
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for row in rows:
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try:
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cpu_pin_name = row[0]
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cpu_pin_port = int(row[1])
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cpu_pin_bit = int(row[2])
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except:
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continue
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pin = Pin(cpu_pin_name, cpu_pin_port, cpu_pin_bit)
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self.cpu_pins.append(NamedPin(cpu_pin_name, pin))
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pin.parse_ad(row[3])
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# pins.csv
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# named_pin, cpu_pin_name
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def parse_board_file(self, filename):
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with open(filename, "r") as csvfile:
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rows = csv.reader(csvfile)
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for row in rows:
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try:
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board_pin_name = row[0]
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cpu_pin_name = row[1]
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except:
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continue
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pin = self.find_pin(cpu_pin_name)
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if pin:
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pin.set_is_board_pin()
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self.board_pins.append(NamedPin(board_pin_name, pin))
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def print_named(self, label, named_pins):
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print(
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"STATIC const mp_rom_map_elem_t pin_{:s}_pins_locals_dict_table[] = {{".format(label)
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)
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for named_pin in named_pins:
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pin = named_pin.pin()
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if pin.is_board_pin():
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print(
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" {{ MP_ROM_QSTR(MP_QSTR_{:s}), MP_ROM_PTR(&pin_{:s}_obj) }},".format(
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named_pin.name(), pin.cpu_pin_name()
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)
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)
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print("};")
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print(
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"MP_DEFINE_CONST_DICT(pin_{:s}_pins_locals_dict, pin_{:s}_pins_locals_dict_table);".format(
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label, label
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)
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)
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def print(self):
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for named_pin in self.cpu_pins:
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pin = named_pin.pin()
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if pin.is_board_pin():
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pin.print()
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self.print_named("cpu", self.cpu_pins)
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print("")
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self.print_named("board", self.board_pins)
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def print_header(self, hdr_filename):
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with open(hdr_filename, "wt") as hdr_file:
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for named_pin in self.cpu_pins:
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pin = named_pin.pin()
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if pin.is_board_pin():
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pin.print_header(hdr_file)
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pin_ads = pin.pin_ad()
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for pin_ad in pin_ads:
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pin_ad.print_header(hdr_file)
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# provide #define's mapping board to cpu name
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for named_pin in self.board_pins:
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hdr_file.write(
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"#define pyb_pin_{:s} pin_{:s}\n".format(
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named_pin.name(), named_pin.pin().cpu_pin_name()
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)
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)
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def print_qstr(self, qstr_filename):
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with open(qstr_filename, "wt") as qstr_file:
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qstr_set = set([])
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for named_pin in self.cpu_pins:
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pin = named_pin.pin()
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if pin.is_board_pin():
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qstr_set |= set(pin.qstr_list())
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qstr_set |= set([named_pin.name()])
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for named_pin in self.board_pins:
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qstr_set |= set([named_pin.name()])
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for qstr in sorted(qstr_set):
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cond_var = None
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if qstr.startswith("AF"):
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af_words = qstr.split("_")
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cond_var = conditional_var(af_words[1])
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print_conditional_if(cond_var, file=qstr_file)
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print("Q({})".format(qstr), file=qstr_file)
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# print_conditional_endif(cond_var, file=qstr_file)
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def print_ad_hdr(self, ad_const_filename):
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with open(ad_const_filename, "wt") as ad_const_file:
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for named_pin in self.cpu_pins:
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pin = named_pin.pin()
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if pin.is_board_pin():
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pin_ads = pin.pin_ad()
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for pin_ad in pin_ads:
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ad_const_file.write(
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" {{ MP_ROM_QSTR(MP_QSTR_{:s}), MP_ROM_INT(GPIO_{:s}) }}, \n".format(
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pin_ad.name(), pin_ad.name()
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)
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)
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def main():
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parser = argparse.ArgumentParser(
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prog="make-pins.py",
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usage="%(prog)s [options] [command]",
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description="Generate board specific pin file",
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)
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parser.add_argument(
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"-a",
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"--af",
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dest="af_filename",
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help="Specifies the alternate function file for the chip",
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default="ra4m1_af.csv",
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)
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parser.add_argument(
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"-b", "--board", dest="board_filename", help="Specifies the board file", default="pins.csv"
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)
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parser.add_argument(
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"-p",
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"--prefix",
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dest="prefix_filename",
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help="Specifies beginning portion of generated pins file",
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default="ra4m1_prefix.c",
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)
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parser.add_argument(
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"--ad-const",
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dest="ad_const_filename",
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help="Specifies header file for AD function constants.",
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default="build/pins_ad_const.h",
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)
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parser.add_argument(
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"--af-const",
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dest="af_const_filename",
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help="Specifies header file for alternate function constants.",
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default="build/pins_af_const.h",
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)
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parser.add_argument(
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"--af-py",
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dest="af_py_filename",
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help="Specifies the filename for the python alternate function mappings.",
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default="build/pins_af.py",
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)
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parser.add_argument(
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"--af-defs",
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dest="af_defs_filename",
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help="Specifies the filename for the alternate function defines.",
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default="build/pins_af_defs.h",
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)
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parser.add_argument(
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"-q",
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"--qstr",
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dest="qstr_filename",
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help="Specifies name of generated qstr header file",
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default="build/pins_qstr.h",
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)
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parser.add_argument(
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"-r",
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"--hdr",
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dest="hdr_filename",
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help="Specifies name of generated pin header file",
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default="build/pins.h",
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)
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args = parser.parse_args(sys.argv[1:])
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pins = Pins()
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print("// This file was automatically generated by make-pins.py")
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print("//")
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if args.af_filename:
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print("// --af {:s}".format(args.af_filename))
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pins.parse_af_file(args.af_filename)
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if args.board_filename:
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print("// --board {:s}".format(args.board_filename))
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pins.parse_board_file(args.board_filename)
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if args.prefix_filename:
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print("// --prefix {:s}".format(args.prefix_filename))
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print("")
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with open(args.prefix_filename, "r") as prefix_file:
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print(prefix_file.read())
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pins.print()
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pins.print_header(args.hdr_filename)
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pins.print_qstr(args.qstr_filename)
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pins.print_ad_hdr(args.ad_const_filename)
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if __name__ == "__main__":
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main()
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