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Add ARM tune file overhaul based largely on work from Mark Hatle

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(From OE-Core rev: 789dcb8e68a2ab9784ac10ab36815010c61af2fc)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie
2011-07-25 19:03:24 +01:00
parent 30ddd02277
commit 6afd21bced
24 changed files with 434 additions and 76 deletions
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meta/conf/machine/include/tune-xscale.inc
+12 -6
View File
@@ -1,11 +1,17 @@
require conf/machine/include/arm/arch-arm.inc
DEFAULTTUNE ?= "xscale"
INHERIT += "siteinfo"
require conf/machine/include/arm/arch-armv5-dsp.inc
TUNE_CCARGS = "-march=armv5te -mtune=xscale"
TARGET_CC_KERNEL_ARCH = "-march=armv5te -mtune=xscale"
TUNE_PKGARCH = "${@['armv5teb', 'armv5te'][bb.data.getVar('SITEINFO_ENDIANNESS', d, 1) == 'le']}"
PACKAGE_EXTRA_ARCHS = "${@['armeb armv4b armv4tb armv5teb', 'arm armv4 armv4t armv5te'][bb.data.getVar('SITEINFO_ENDIANNESS', d, 1) == 'le']}"
TUNEVALID[xscale] = "Enable PXA255/PXA26x Xscale specific processor optimizations"
TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "xscale", "-mtune=xscale", "", d)}"
AVAILTUNES += "xscale"
TUNE_FEATURES_tune-xscale = "${TUNE_FEATURES_tune-armv5te} xscale"
PACKAGE_EXTRA_ARCHS_tune-xscale = "${PACKAGE_EXTRA_ARCHS_tune-armv5te}"
AVAILTUNES += "xscale-be"
TUNE_FEATURES_tune-xscale = "${TUNE_FEATURES_tune-armv5teb} xscale"
PACKAGE_EXTRA_ARCHS_tune-xscale-be = "${PACKAGE_EXTRA_ARCHS_tune-armv5teb}"
# webkit-gtk has alignment issues with double instructions on armv5 so
# disable them here