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Merge pull request #65 from bobmcwhirter/peri_irq

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Peri irq
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Bob McWhirter 2021-07-26 16:04:52 -04:00 committed by GitHub
commit 182ae96f9b
1 changed files with 118 additions and 2 deletions
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120
parse.py
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@ -480,6 +480,7 @@ def parse_chips():
package_names = expand_name(r['@RefName'])
package_rams = r['Ram']
package_flashs = r['Flash']
die = r['Die']
if type(package_rams) != list:
package_rams = [package_rams]*len(package_names)
if type(package_flashs) != list:
@ -493,13 +494,17 @@ def parse_chips():
dma = next(filter(lambda x: x['@Name'] == 'DMA', r['IP']), None)
bdma = next(filter(lambda x: x['@Name'] == 'BDMA', r['IP']), None)
nvic = next(filter(lambda x: x['@Name'] == 'NVIC', r['IP']), None)
if nvic is None:
nvic = next(filter(lambda x: x['@Name'] == 'NVIC1', r['IP']), None)
nvic = nvic['@Version']
if dma is not None:
dma = dma['@Version']
if bdma is not None:
bdma = bdma['@Version']
#dma = next(filter(lambda x: x['@Name'] == 'DMA', r['IP']), None)['@Version']
#bdma = next(filter(lambda x: x['@Name'] == 'BDMA', r['IP']), None)['@Version']
rcc = next(filter(lambda x: x['@Name'] == 'RCC', r['IP']))['@Version']
@ -529,6 +534,7 @@ def parse_chips():
'name': chip_name,
'family': family,
'line': r['@Line'],
'die': die,
'packages': [],
'datasheet': None,
'reference-manual': None,
@ -541,6 +547,7 @@ def parse_chips():
'rcc': rcc, # temporarily stashing it here
'dma': dma, # temporarily stashing it here
'bdma': bdma, # temporarily stashing it here
'nvic': nvic # temporarily stashing it here
})
chips[chip_name]['packages'].append(OrderedDict({
@ -621,6 +628,9 @@ def parse_chips():
chip_bdma = chip['bdma']
del chip['bdma']
chip_nvic = chip['nvic']
del chip['nvic']
h = find_header(chip_name)
if h is None:
raise Exception("missing header for {}".format(chip_name))
@ -668,6 +678,11 @@ def parse_chips():
if len(chip['pins'][pname]) > 0:
p['pins'] = chip['pins'][pname]
if chip_nvic in chip_interrupts:
if pname in chip_interrupts[chip_nvic]:
# filter by available, because some are conditioned on <Die>
p['interrupts'] = filter_interrupts( chip_interrupts[chip_nvic][pname], interrupts)
peris[pname] = p
family_extra = "data/extra/family/" + chip['family'] + ".yaml"
@ -700,6 +715,11 @@ def parse_chips():
if block := match_peri(chip_name+':'+dma+':DMA'):
p['block'] = block
if chip_nvic in chip_interrupts:
if dma in chip_interrupts[chip_nvic]:
# filter by available, because some are conditioned on <Die>
p['interrupts'] = filter_interrupts( chip_interrupts[chip_nvic][dma], interrupts)
peris[dma] = p
# DMAMUX is not in the cubedb XMLs
@ -1050,6 +1070,102 @@ def match_peri_clock(rcc_block, peri_name):
return match_peri_clock(rcc_block, removesuffix(peri_name, "1"))
return None
chip_interrupts = {}
def parse_interrupts():
print("parsing interrupts")
for f in glob('sources/cubedb/mcu/IP/NVIC-*_Modes.xml'):
ff = removeprefix(f, 'sources/cubedb/mcu/IP/NVIC-')
ff = removesuffix(ff, '_Modes.xml')
chip_irqs = {}
r = xmltodict.parse(open(f, 'rb'))
irqs = next(filter(lambda x: x['@Name'] == 'IRQn', r['IP']['RefParameter']))
for irq in irqs['PossibleValue']:
value = irq['@Value']
parts = value.split(':')
irq_name = removesuffix(parts[0], "_IRQn")
peri_names = parts[2].split(',')
if len(peri_names) == 1 and peri_names[0] == '':
continue
elif len(peri_names) == 1 and ( peri_names[0] == 'DMA' or peri_names[0].startswith("DMAL")):
peri_names = [ parts[3] ]
split = split_interrupts(peri_names, irq_name)
for p in peri_names:
if p not in chip_irqs:
chip_irqs[p] = {}
merge_peri_irq_signals(chip_irqs[p], split[p])
chip_interrupts[ff] = chip_irqs
def merge_peri_irq_signals(peri_irqs, additional):
for key, value in additional.items():
if key not in peri_irqs:
peri_irqs[key] = []
peri_irqs[key].append(value)
def split_interrupts(peri_names, irq_name):
split = {}
for p in peri_names:
split[p] = remap_interrupt_signals(p, irq_name)
return split
irq_signals_map = {
'I2C': [ 'ER', 'EV'],
'TIM': [ 'BRK', 'UP', 'TRG', 'COM'],
'HRTIM': ['Master', 'TIMA', 'TIMB', 'TIMC', 'TIMD', 'TIME', 'TIMF' ]
}
def remap_interrupt_signals(peri_name, irq_name):
if peri_name == irq_name:
return expand_all_irq_signals(peri_name, irq_name)
if (peri_name.startswith('DMA') or peri_name.startswith('BDMA')) and irq_name.startswith(peri_name):
return { irq_name: irq_name }
if peri_name in irq_name:
signals = {}
start = irq_name.index(peri_name)
regexp = re.compile('(_[^_]+)');
if match := regexp.findall(irq_name, start):
for m in match:
signal = removeprefix(m, '_').strip()
if is_valid_irq_signal(peri_name, signal):
signals[signal] = irq_name
else:
signals = expand_all_irq_signals(peri_name, irq_name)
return signals
else:
return { 'GLOBAL': irq_name }
def is_valid_irq_signal(peri_name, signal):
for prefix, signals in irq_signals_map.items():
if peri_name.startswith(prefix):
return signal in signals
return False
def expand_all_irq_signals(peri_name, irq_name):
expanded = {}
for prefix, signals in irq_signals_map.items():
if peri_name.startswith(prefix):
for s in irq_signals_map[prefix]:
expanded[s] = irq_name
return expanded
return {'GLOBAL': irq_name }
def filter_interrupts(peri_irqs, all_irqs):
filtered = {}
for signal, irqs in peri_irqs.items():
for irq in all_irqs:
if irq in irqs:
filtered[signal] = irq
break
return filtered
parse_interrupts()
parse_rcc_regs()
parse_documentations()
parse_dma()