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# This function changes the default tune for machines which
# are based on armv7a or armv7ve to use common tune value, note
# that we enforce hard-float which is default on Linux microPlatform.
# If you have one of those machines which are armv7a or armv7ve but
# can't support hard-float, please change tune = 'armv7athf' to
# tune = 'armv7at' below but then this is for your own distro.
def arm_tune_handler(d):
features = d.getVar('TUNE_FEATURES', True).split()
if 'armv7a' in features or 'armv7ve' in features:
tune = 'armv7athf'
if 'bigendian' in features:
tune += 'b'
if 'vfpv3' in features:
tune += '-vfpv3'
if 'vfpv3d16' in features:
tune += '-vfpv3d16'
if 'neon' in features:
tune += '-neon'
if 'vfpv4' in features:
tune += '-vfpv4'
else:
tune = d.getVar('DEFAULTTUNE', True)
return tune
DEFAULTTUNE_tdx := "${@arm_tune_handler(d)}"
DEFAULTTUNE_torizon := "${@arm_tune_handler(d)}"
DISTRO_ARM_INSTRUCTION ?= "thumb"
DISTRO_ARM_INSTRUCTION_armv5 ?= "arm"
ARM_INSTRUCTION_SET_tdx ??= "${DISTRO_ARM_INSTRUCTION}"
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