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To enable the usage of virtualization extension related instructions there is the need to enable the '-mcpu=cortex_a15' compiler flag on those cpus. To not conflict with other compiler flags (Ref #810) we've to disable the '-march=arm_v7a' flag. Ref #1405
27 lines
704 B
Makefile
27 lines
704 B
Makefile
#
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# \brief Build-system configurations for ARM Cortex A15
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# \author Martin Stein
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# \date 2013-01-09
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#
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# denote wich specs are also fullfilled by this spec
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SPECS += arm_v7a
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# add repository relative include paths
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REP_INC_DIR += include/cortex_a15
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# configure compiler
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#
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# GCC versions up to 4.7.3 complain about conflicting command-line switches:
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#
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# warning: switch -mcpu=cortex-a15 conflicts with -march=armv7-a switch [enabled by default]
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#
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# Therefore, do not specify the actual CPU and the architecture together.
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#
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# Reference: https://github.com/genodelabs/genode/issues/810
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#
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CC_MARCH += -mcpu=cortex-a15
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# include implied specs
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include $(call select_from_repositories,mk/spec-arm_v7a.mk)
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