164 lines
6.7 KiB
Python
164 lines
6.7 KiB
Python
import sys
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import yaml
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import re
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import os
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import re
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abspath = os.path.abspath(__file__)
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dname = os.path.dirname(abspath)
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os.chdir(dname)
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data_path = '../stm32-data/data'
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try:
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_, chip_name, output_file = sys.argv
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except:
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raise Exception("Usage: gen.py STM32F429ZI path/to/generated.rs")
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# ======= load chip
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chip_name = chip_name.upper()
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with open(f'{data_path}/chips/{chip_name}.yaml', 'r') as f:
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chip = yaml.load(f, Loader=yaml.CSafeLoader)
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# ======= load GPIO AF
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with open(f'{data_path}/gpio_af/{chip["gpio_af"]}.yaml', 'r') as f:
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af = yaml.load(f, Loader=yaml.CSafeLoader)
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# ======= Generate!
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with open(output_file, 'w') as f:
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singletons = [] # USART1, PA5, EXTI8
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exti_interrupts = [] # EXTI IRQs, EXTI0, EXTI4_15 etc.
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pins = set() # set of all present pins. PA4, PA5...
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# ========= peripherals
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singletons.extend((f'EXTI{x}' for x in range(16)))
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num_dmas = 0
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for (name, peri) in chip['peripherals'].items():
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if 'block' not in peri:
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continue
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block = peri['block']
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block_mod, block_name_unparsed = block.rsplit('/')
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block_mod, block_version = block_mod.rsplit('_')
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block_name = ''
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for b in block_name_unparsed.split('_'):
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block_name += b.capitalize()
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custom_singletons = False
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# if block_mod == 'usart':
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# f.write(f'impl_usart!({name});')
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# for pin, funcs in af.items():
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# if pin in pins:
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# if (func := funcs.get(f'{name}_RX')) != None:
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# f.write(f'impl_usart_pin!({name}, RxPin, {pin}, {func});')
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# if (func := funcs.get(f'{name}_TX')) != None:
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# f.write(f'impl_usart_pin!({name}, TxPin, {pin}, {func});')
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# if (func := funcs.get(f'{name}_CTS')) != None:
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# f.write(f'impl_usart_pin!({name}, CtsPin, {pin}, {func});')
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# if (func := funcs.get(f'{name}_RTS')) != None:
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# f.write(f'impl_usart_pin!({name}, RtsPin, {pin}, {func});')
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# if (func := funcs.get(f'{name}_CK')) != None:
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# f.write(f'impl_usart_pin!({name}, CkPin, {pin}, {func});')
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# if block_mod == 'rng':
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# for irq in chip['interrupts']:
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# if re.search('RNG', irq):
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# f.write(f'impl_rng!({name}, {irq});')
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# if block_mod == 'spi':
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# if 'clock' in peri:
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# clock = peri['clock']
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# f.write(f'impl_spi!({name}, {clock});')
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# for pin, funcs in af.items():
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# if pin in pins:
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# if (func := funcs.get(f'{name}_SCK')) != None:
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# f.write(f'impl_spi_pin!({name}, SckPin, {pin}, {func});')
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# if (func := funcs.get(f'{name}_MOSI')) != None:
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# f.write(f'impl_spi_pin!({name}, MosiPin, {pin}, {func});')
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# if (func := funcs.get(f'{name}_MISO')) != None:
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# f.write(f'impl_spi_pin!({name}, MisoPin, {pin}, {func});')
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# if block_mod == 'i2c':
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# f.write(f'impl_i2c!({name});')
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# for pin, funcs in af.items():
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# if pin in pins:
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# if func := funcs.get(f'{name}_SCL'):
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# f.write(f'impl_i2c_pin!({name}, SclPin, {pin}, {func});')
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# if func := funcs.get(f'{name}_SDA'):
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# f.write(f'impl_i2c_pin!({name}, SdaPin, {pin}, {func});')
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if block_mod == 'gpio':
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custom_singletons = True
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port = name[4:]
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port_num = ord(port) - ord('A')
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for pin_num in range(16):
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pin = f'P{port}{pin_num}'
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pins.add(pin)
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singletons.append(pin)
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if block_mod == 'dma':
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custom_singletons = True
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num_dmas += 1
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dma_num = int(name[3:])-1 # substract 1 because we want DMA1=0, DMA2=1
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for ch_num in range(8):
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channel = f'{name}_CH{ch_num}'
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singletons.append(channel)
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f.write(f'impl_dma_channel!({channel}, {dma_num}, {ch_num});')
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if peri['block'] == 'sdmmc_v2/SDMMC':
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f.write(f'impl_sdmmc!({name});')
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for pin, funcs in af.items():
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if pin in pins:
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if (func := funcs.get(f'{name}_CK')) != None:
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f.write(f'impl_sdmmc_pin!({name}, CkPin, {pin}, {func});')
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if (func := funcs.get(f'{name}_CMD')) != None:
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f.write(f'impl_sdmmc_pin!({name}, CmdPin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D0')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D0Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D1')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D1Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D2')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D2Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D3')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D3Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D4')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D4Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D5')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D5Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D6')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D6Pin, {pin}, {func});')
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if (func := funcs.get(f'{name}_D7')) != None:
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f.write(f'impl_sdmmc_pin!({name}, D7Pin, {pin}, {func});')
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if block_name == 'TimGp16':
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if re.match('TIM[2345]$', name):
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f.write(f'impl_timer!({name});')
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if block_mod == 'exti':
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for irq in chip['interrupts']:
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if re.match('EXTI', irq):
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exti_interrupts.append(irq)
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# if block_mod == 'dac':
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# f.write(f'impl_dac!({name});')
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# if 'dac_out1' in peri:
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# pin = peri['dac_out1']
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# f.write(f'impl_dac_pin!({name}, 1, {pin});')
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# if 'dac_out2' in peri:
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# pin = peri['dac_out2']
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# f.write(f'impl_dac_pin!({name}, 2, {pin});')
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#
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if not custom_singletons:
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singletons.append(name)
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f.write(f"embassy_extras::peripherals!({','.join(singletons)});")
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# ========= exti interrupts
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f.write(f"impl_exti_irq!({','.join(exti_interrupts)});")
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