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[enh] generate SVD CSR enumeratedValue based on fields values

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Charles-Henri Mousset 2023-09-26 13:24:08 +02:00
parent 3d956af81d
commit f8e00fc54e
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1 changed files with 22 additions and 0 deletions
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litex/soc/integration/export.py
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@ -466,6 +466,28 @@ def get_csr_svd(soc, vendor="litex", name="soc", description=None):
svd.append(' <lsb>{}</lsb>'.format(field.offset))
svd.append(' <description><![CDATA[{}]]></description>'.format(
reflow(field.description)))
if field.values is not None:
svd_v = []
for value in field.values:
if len(value) == 3:
name, description, value = value[1], value[2], value[0]
else:
name, description, value = value[1].split()[0], value[1], value[0]
name = re.search("[_A-Za-z0-9]+", name).group(0)
matches = re.findall("[+]?(0[xX][0-9a-fA-F]+|(#|0b)[01xX]+|[0-9]+)", value)
if len(matches) != 1 or len(name) == 0:
continue
value = matches[0][0]
svd_v.append(' <enumeratedValue>')
svd_v.append(' <name>{}</name>'.format(name))
svd_v.append(' <description>{}</description>'.format(description))
svd_v.append(' <value>{}</value>'.format(value))
svd_v.append(' </enumeratedValue>')
if len(svd_v) != 0:
svd.append(' <enumeratedValues>')
svd += svd_v
svd.append(' </enumeratedValues>')
svd.append(' </field>')
else:
field_size = csr.size