def test_register_element():
reg = cmsis.SvdRegister(et.fromstring(
"""
<register>
<name>TimerCtrl0</name>
<description>Timer Control Register</description>
<addressOffset>0x0</addressOffset>
<access>read-write</access>
<resetValue>0x00008001</resetValue>
<resetMask>0x0000ffff</resetMask>
<size>32</size>
<writeConstraint>
<writeAsRead>true</writeAsRead>
<useEnumeratedValues>true</useEnumeratedValues>
<range>
<minimum>0</minimum>
<maximum>5</maximum>
</range>
</writeConstraint>
</register>
"""
))
assert reg.name == "TimerCtrl0"
assert reg.description == "Timer Control Register"
assert reg.addressOffset == 0
assert reg.access == "read-write"
assert reg.resetValue == 0x8001
assert reg.resetMask == 0xffff
assert reg.size == 32
assert reg.writeConstraint.writeAsRead == True
assert reg.writeConstraint.useEnumeratedValues == True
assert reg.writeConstraint.range == (0,5)
def test_register_is_dimensionless_after_fold_up():
r = cmsis.SvdRegister(et.fromstring(
"""
<register>
<dim>4</dim>
<dimIncrement>4</dimIncrement>
<dimIndex>3-6</dimIndex>
<name>IRQ%s</name>
<addressOffset>4</addressOffset>
</register>
"""
))
for r in r.fold():
assert r.dim == None
assert r.dimIndex == None
assert r.dimIncrement == None
def test_register_folding_commaseparated_index():
r = cmsis.SvdRegister(et.fromstring(
"""
<register>
<dim>3</dim>
<dimIncrement>4</dimIncrement>
<dimIndex>A,B,C</dimIndex>
<name>GPIO_%s</name>
<addressOffset>4</addressOffset>
</register>
"""
))
a = r.fold()
assert len(a) == 3
assert a[0].name == "GPIO_A"
assert a[1].name == "GPIO_B"
assert a[2].name == "GPIO_C"
def test_register_folding_integerrange_index():
r = cmsis.SvdRegister(et.fromstring(
"""
<register>
<dim>4</dim>
<dimIncrement>4</dimIncrement>
<dimIndex>3-6</dimIndex>
<name>IRQ%s</name>
<addressOffset>4</addressOffset>
</register>
"""
))
a = r.fold()
assert len(a) == 4
assert a[0].name == "IRQ3"
assert a[1].name == "IRQ4"
assert a[2].name == "IRQ5"
assert a[3].name == "IRQ6"
for i in range(4):
assert a[i].addressOffset == 4 + (i * 4)