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tools/boardgen.py: Provide macro defns for number of cpu/board pins.

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So a port can use them if needed to exclude the Pin.cpu/Pin.board objects.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2024-12-11 00:04:34 +11:00
parent 1c2cdf9f6d
commit 3203e950fc
1 changed files with 22 additions and 0 deletions
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22
tools/boardgen.py
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@@ -172,6 +172,8 @@ class PinGenerator:
self._pins = [] self._pins = []
self._pin_type = pin_type self._pin_type = pin_type
self._enable_af = enable_af self._enable_af = enable_af
self._pin_cpu_num_entries = 0
self._pin_board_num_entries = 0
# Allows a port to define a known cpu pin (without relying on it being in the # Allows a port to define a known cpu pin (without relying on it being in the
# csv file). # csv file).
@@ -298,6 +300,9 @@ class PinGenerator:
# Don't include hidden pins in Pins.board. # Don't include hidden pins in Pins.board.
continue continue
# Keep track of the total number of Pin.board entries.
self._pin_board_num_entries += 1
# We don't use the enable macro for board pins, because they # We don't use the enable macro for board pins, because they
# shouldn't be referenced in pins.csv unless they're # shouldn't be referenced in pins.csv unless they're
# available. # available.
@@ -322,6 +327,9 @@ class PinGenerator:
file=out_source, file=out_source,
) )
for pin in self.available_pins(exclude_hidden=True): for pin in self.available_pins(exclude_hidden=True):
# Keep track of the total number of Pin.cpu entries.
self._pin_cpu_num_entries += 1
m = pin.enable_macro() m = pin.enable_macro()
if m: if m:
print(" #if {}".format(m), file=out_source) print(" #if {}".format(m), file=out_source)
@@ -351,6 +359,20 @@ class PinGenerator:
# Print the pin_CPUNAME and pin_BOARDNAME macros. # Print the pin_CPUNAME and pin_BOARDNAME macros.
def print_defines(self, out_header, cpu=True, board=True): def print_defines(self, out_header, cpu=True, board=True):
# Provide #defines for the number of cpu and board pins.
print(
"#define MICROPY_PY_MACHINE_PIN_CPU_NUM_ENTRIES ({})".format(
self._pin_cpu_num_entries
),
file=out_header,
)
print(
"#define MICROPY_PY_MACHINE_PIN_BOARD_NUM_ENTRIES ({})".format(
self._pin_board_num_entries
),
file=out_header,
)
# Provide #defines for each cpu pin. # Provide #defines for each cpu pin.
for pin in self.available_pins(): for pin in self.available_pins():
print(file=out_header) print(file=out_header)