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46 lines
1.5 KiB
Makefile
46 lines
1.5 KiB
Makefile
# Process provided FEATURES
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#
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# The board/board common are responsible for defining the CPU and CPU_MODEL
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# variables in their Makefile.features.
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# This makes them available when setting features based on CPU_MODEL in the cpu
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# Makefile.features and also during dependency resolution.
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#
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# Board features defined by common code in `boards/common` are processed
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# during the dependency resolution, since they depend on the USEMODULE.
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# Transition:
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# Moving 'CPU/CPU_MODEL' to Makefile.features is an ongoing work and may not
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# reflect the state of all boards for the moment.
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include $(BOARDDIR)/Makefile.features
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# Sanity check
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ifeq (,$(CPU))
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$(error $(BOARD): CPU must be defined by board / board_common Makefile.features)
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endif
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include $(RIOTCPU)/$(CPU)/Makefile.features
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# Provide CPU as a feature to allow listing all boards with a CPU
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FEATURES_PROVIDED += cpu_$(CPU)
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# Features that are conflicting for all architectures
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FEATURES_CONFLICT += picolibc:newlib
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FEATURES_CONFLICT_MSG += "Only one standard C library can be used."
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FEATURES_CONFLICT += periph_gpio_irq:periph_gpio_ll_irq
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FEATURES_CONFLICT_MSG += "Only one GPIO IRQ implementation can be used."
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FEATURES_CONFLICT += periph_usbdev:tinyusb_device
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FEATURES_CONFLICT += periph_usbdev:tinyusb_host
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FEATURES_CONFLICT_MSG += "Package tinyUSB is not yet compatible with periph_usbdev."
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# Features provided implicitly
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ifneq (,$(filter periph_eth,$(FEATURES_PROVIDED)))
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FEATURES_PROVIDED += netif_ethernet
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endif
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ifneq (,$(filter netif_%,$(FEATURES_PROVIDED)))
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FEATURES_PROVIDED += netif
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endif
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