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[stm32variant] Fix AFIO definition for F1
Add default AFIO to disable some remapping, used when: <RemapBlock Name="TIM2_REMAP0" DefaultRemap="true" /> is present in xml file. It allows to disable properly to the default remap. Signed-off-by: Frederic Pillon <frederic.pillon@st.com>
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‎CI/utils/stm32variant.py‎

Lines changed: 152 additions & 43 deletions
Original file line numberDiff line numberDiff line change
@@ -66,6 +66,44 @@
6666
#endif
6767
"""
6868

69+
# Choice is based on the fact Tone and Servo do not need output nor compare
70+
# capabilities, and thus select timer instance which have the less outputs/compare
71+
# capabilities:
72+
# - TIM6/TIM7/TIM18 because they have no output and no compare capabilities
73+
# - TIM10/TIM11/TIM13/TIM14 only 1 compare channel no complementary
74+
# - TIM16/TIM17 generally only 1 compare channel (with complementary)
75+
# - TIM9/TIM12/TIM21/TIM22 2 compare channels (no complementary)
76+
# - TIM15 generally 2 compare channel (with potentially complementary)
77+
# - TIM3/TIM4/TIM19 up to 4 channels
78+
# - TIM2/TIM5 (most of the time) the only 32bit timer. Could be reserved
79+
# for further 32bit support
80+
# - TIM1/TIM8/TIM20 they are the most advanced/complete timers
81+
82+
tim_inst_order = [
83+
"TIM6",
84+
"TIM7",
85+
"TIM18",
86+
"TIM10",
87+
"TIM11",
88+
"TIM13",
89+
"TIM14",
90+
"TIM16",
91+
"TIM17",
92+
"TIM9",
93+
"TIM12",
94+
"TIM21",
95+
"TIM22",
96+
"TIM15",
97+
"TIM3",
98+
"TIM4",
99+
"TIM19",
100+
"TIM2",
101+
"TIM5",
102+
"TIM1",
103+
"TIM8",
104+
"TIM20",
105+
]
106+
69107

70108
def rm_tree(pth: Path):
71109
if pth.exists():
@@ -197,8 +235,117 @@ def get_gpio_af_num(pintofind, iptofind):
197235
return mygpioaf
198236

199237

238+
def get_gpio_af_numF1_default(pintofind, iptofind):
239+
# Default AFIO to disable some remapping, used when:
240+
# <RemapBlock Name="TIM2_REMAP0" DefaultRemap="true" />
241+
# is present in xml file
242+
default_afio_f1 = {
243+
"PA0": {"TIM2": "AFIO_TIM2_DISABLE", "USART2": "AFIO_USART2_DISABLE"},
244+
"PA1": {"TIM2": "AFIO_TIM2_DISABLE", "USART2": "AFIO_USART2_DISABLE"},
245+
"PA2": {
246+
"TIM2": "AFIO_TIM2_DISABLE",
247+
"TIM9": "AFIO_TIM9_DISABLE",
248+
"TIM15": "AFIO_TIM15_DISABLE",
249+
"USART2": "AFIO_USART2_DISABLE",
250+
},
251+
"PA3": {
252+
"TIM2": "AFIO_TIM2_DISABLE",
253+
"TIM9": "AFIO_TIM9_DISABLE",
254+
"TIM15": "AFIO_TIM15_DISABLE",
255+
"USART2": "AFIO_USART2_DISABLE",
256+
},
257+
"PA4": {"SPI1": "AFIO_SPI1_DISABLE", "USART2": "AFIO_USART2_DISABLE"},
258+
"PA5": {"SPI1": "AFIO_SPI1_DISABLE"},
259+
"PA6": {
260+
"SPI1": "AFIO_SPI1_DISABLE",
261+
"TIM3": "AFIO_TIM3_DISABLE",
262+
"TIM13": "AFIO_TIM13_DISABLE",
263+
},
264+
"PA7": {
265+
"ETH": "AFIO_ETH_DISABLE",
266+
"SPI1": "AFIO_SPI1_DISABLE",
267+
"TIM3": "AFIO_TIM3_DISABLE",
268+
"TIM14": "AFIO_TIM14_DISABLE",
269+
},
270+
"PA8": {"TIM1": "AFIO_TIM1_DISABLE"},
271+
"PA9": {"TIM1": "AFIO_TIM1_DISABLE", "USART1": "AFIO_USART1_DISABLE"},
272+
"PA10": {"TIM1": "AFIO_TIM1_DISABLE", "USART1": "AFIO_USART1_DISABLE"},
273+
"PA11": {"CAN1": "AFIO_CAN1_1", "TIM1": "AFIO_TIM1_DISABLE"},
274+
"PA12": {"CAN1": "AFIO_CAN1_1", "TIM1": "AFIO_TIM1_DISABLE"},
275+
"PA15": {
276+
"SPI3": (
277+
"AFIO_SPI3_DISABLE"
278+
if re.match("STM32F10[57]", mcu_refname)
279+
else "AFIO_NONE"
280+
)
281+
},
282+
"PB0": {"ETH": "AFIO_ETH_DISABLE", "TIM3": "AFIO_TIM3_DISABLE"},
283+
"PB1": {"ETH": "AFIO_ETH_DISABLE", "TIM3": "AFIO_TIM3_DISABLE"},
284+
"PB3": {
285+
"SPI3": (
286+
"AFIO_SPI3_DISABLE"
287+
if re.match("STM32F10[57]", mcu_refname)
288+
else "AFIO_NONE"
289+
)
290+
},
291+
"PB4": {
292+
"SPI3": (
293+
"AFIO_SPI3_DISABLE"
294+
if re.match("STM32F10[57]", mcu_refname)
295+
else "AFIO_NONE"
296+
)
297+
},
298+
"PB5": {
299+
"SPI3": (
300+
"AFIO_SPI3_DISABLE"
301+
if re.match("STM32F10[57]", mcu_refname)
302+
else "AFIO_NONE"
303+
)
304+
},
305+
"PB6": {"I2C1": "AFIO_I2C1_DISABLE", "TIM4": "AFIO_TIM4_DISABLE"},
306+
"PB7": {"I2C1": "AFIO_I2C1_DISABLE", "TIM4": "AFIO_TIM4_DISABLE"},
307+
"PB8": {
308+
"TIM4": "AFIO_TIM4_DISABLE",
309+
"TIM10": "AFIO_TIM10_DISABLE",
310+
"TIM16": "AFIO_TIM16_DISABLE",
311+
},
312+
"PB9": {
313+
"TIM4": "AFIO_TIM4_DISABLE",
314+
"TIM11": "AFIO_TIM11_DISABLE",
315+
"TIM17": "AFIO_TIM17_DISABLE",
316+
},
317+
"PB12": {
318+
"CAN2": "AFIO_CAN2_DISABLE",
319+
"TIM1": "AFIO_TIM1_DISABLE",
320+
"USART3": "AFIO_USART3_DISABLE",
321+
},
322+
"PB13": {
323+
"CAN2": "AFIO_CAN2_DISABLE",
324+
"TIM1": "AFIO_TIM1_DISABLE",
325+
"USART3": "AFIO_USART3_DISABLE",
326+
},
327+
"PB14": {"TIM1": "AFIO_TIM1_DISABLE"},
328+
"PB15": {"TIM1": "AFIO_TIM1_DISABLE"},
329+
"PC4": {"ETH": "AFIO_ETH_DISABLE", "TIM12": "AFIO_TIM12_DISABLE"},
330+
"PC5": {"ETH": "AFIO_ETH_DISABLE", "TIM12": "AFIO_TIM12_DISABLE"},
331+
"PC8": {"TIM13": "AFIO_TIM13_DISABLE"},
332+
"PC9": {"TIM14": "AFIO_TIM14_DISABLE"},
333+
"PC10": {"USART3": "AFIO_USART3_DISABLE"},
334+
"PC11": {"USART3": "AFIO_USART3_DISABLE"},
335+
"PC12": {"USART3": "AFIO_USART3_DISABLE"},
336+
}
337+
338+
# return "AFIO_" + iptofind .split("_")[0] + "_DISABLE"
339+
ip = iptofind.split("_")[0]
340+
afio_default = "AFIO_NONE"
341+
if pintofind in default_afio_f1:
342+
if ip in default_afio_f1[pintofind]:
343+
afio_default = default_afio_f1[pintofind][ip]
344+
return afio_default
345+
346+
200347
def get_gpio_af_numF1(pintofind, iptofind):
201-
# print ('pin to find ' + pintofind + ' ip to find ' + iptofind)
348+
# print ('pin to find ' + pintofind + ' ip to find ' + iptofind)
202349
i = 0
203350
mygpioaf = ""
204351
for n in xml_gpio.documentElement.childNodes:
@@ -232,9 +379,9 @@ def get_gpio_af_numF1(pintofind, iptofind):
232379
p.nodeType == Node.ELEMENT_NODE
233380
and p.hasChildNodes() is False
234381
):
235-
if mygpioaf != "":
236-
mygpioaf += " "
237-
mygpioaf += "AFIO_NONE"
382+
mygpioaf += (
383+
" " if mygpioaf != "" else ""
384+
) + get_gpio_af_numF1_default(pintofind, iptofind)
238385
else:
239386
for s in p.childNodes:
240387
if s.nodeType != Node.ELEMENT_NODE:
@@ -254,7 +401,7 @@ def get_gpio_af_numF1(pintofind, iptofind):
254401
).replace("_REMAP", "")
255402
# print mygpioaf
256403
if mygpioaf == "":
257-
mygpioaf = "AFIO_NONE"
404+
mygpioaf = get_gpio_af_numF1_default(pintofind, iptofind)
258405
return mygpioaf
259406

260407

@@ -1089,44 +1236,6 @@ def serial_pins_variant():
10891236

10901237

10911238
def timer_variant():
1092-
# Choice is based on the fact Tone and Servo do not need output nor compare
1093-
# capabilities, and thus select timer instance which have the less outputs/compare
1094-
# capabilities:
1095-
# - TIM6/TIM7/TIM18 because they have no output and no compare capabilities
1096-
# - TIM10/TIM11/TIM13/TIM14 only 1 compare channel no complementary
1097-
# - TIM16/TIM17 generally only 1 compare channel (with complementary)
1098-
# - TIM9/TIM12/TIM21/TIM22 2 compare channels (no complementary)
1099-
# - TIM15 generally 2 compare channel (with potentially complementary)
1100-
# - TIM3/TIM4/TIM19 up to 4 channels
1101-
# - TIM2/TIM5 (most of the time) the only 32bit timer. Could be reserved
1102-
# for further 32bit support
1103-
# - TIM1/TIM8/TIM20 they are the most advanced/complete timers
1104-
1105-
tim_inst_order = [
1106-
"TIM6",
1107-
"TIM7",
1108-
"TIM18",
1109-
"TIM10",
1110-
"TIM11",
1111-
"TIM13",
1112-
"TIM14",
1113-
"TIM16",
1114-
"TIM17",
1115-
"TIM9",
1116-
"TIM12",
1117-
"TIM21",
1118-
"TIM22",
1119-
"TIM15",
1120-
"TIM3",
1121-
"TIM4",
1122-
"TIM19",
1123-
"TIM2",
1124-
"TIM5",
1125-
"TIM1",
1126-
"TIM8",
1127-
"TIM20",
1128-
]
1129-
11301239
tone = servo = "TIMx"
11311240
if tim_inst_list:
11321241
for pref in tim_inst_order:

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