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more complete rcc info: clock, and enable/reset registers

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This commit is contained in:
Dario Nieuwenhuis 2021-11-29 01:55:53 +01:00
parent f93860b894
commit 620afab503
1 changed files with 29 additions and 23 deletions
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42
stm32data/__main__.py
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@ -626,16 +626,8 @@ def parse_chips():
'address': addr,
})
peri_clock = None
if chip_name.startswith('STM32G0') and pname.startswith('TIM'):
peri_clock = 'APB'
elif chip_name.startswith('STM32G0') and pname.startswith('SYSCFG'):
peri_clock = 'APB'
else:
peri_clock = match_peri_clock(rcc_block, pname)
if peri_clock is not None:
p['clock'] = peri_clock
if rcc_info := match_peri_clock(rcc_block, pname):
p['rcc'] = rcc_info
if block := match_peri(chip_name + ':' + pname + ':' + pkind):
p['block'] = block
@ -1029,24 +1021,38 @@ def parse_rcc_regs():
family_clocks = {}
with open(f, 'r') as yaml_file:
y = yaml.load(yaml_file)
for (key, body) in y.items():
if 'SMENR' in key:
continue
if m := re.match('^fieldset/(A[PH]B\d?)ENR\d?$', key):
if m := re.match('^fieldset/(A[PH]B\d?)[LH]?ENR\d?$', key):
reg = removeprefix(key, 'fieldset/')
clock = m.group(1)
for field in body['fields']:
if field['name'].endswith('EN'):
peri = removesuffix(field['name'], 'EN')
family_clocks[peri] = clock
regs = {
'enable': OrderedDict({
'register': reg,
'field': field['name'],
})
}
if rstr := y[key.replace('ENR', 'RSTR')]:
if field := next(filter(lambda f: f['name'] == f'{peri}RST', rstr['fields']), None):
regs['reset'] = OrderedDict({
'register': reg.replace('ENR', 'RSTR'),
'field': f'{peri}RST',
})
family_clocks[peri] = {
'clock': clock,
'registers': regs
}
peripheral_to_clock['rcc_' + ff + '/RCC'] = family_clocks
def match_peri_clock(rcc_block, peri_name):
if rcc_block in peripheral_to_clock:
family_clocks = peripheral_to_clock[rcc_block]
if peri_name in family_clocks:
return family_clocks[peri_name]
# print("found no clock for ", peri_name)
if res := peripheral_to_clock[rcc_block].get(peri_name):
return res
if peri_name.endswith("1"):
return match_peri_clock(rcc_block, removesuffix(peri_name, "1"))
return None