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mpc85xx: add a new 'spe_fpu' feature flag for the FPU used on freescale powerpc cpus The SPE FPU is ABI-incompatible with the regular powerpc FPU, this needs to be reflected in the toolchain target name. Fixes floating point crashes in user space
SVN-Revision: 25018
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parent
9299345c7f
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3
rules.mk
3
rules.mk
@ -69,6 +69,9 @@ endif
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ifneq ($(findstring -march=armv5te,$(TARGET_OPTIMIZATION)),)
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ifneq ($(findstring -march=armv5te,$(TARGET_OPTIMIZATION)),)
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ARCH_SUFFIX:=_v5te
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ARCH_SUFFIX:=_v5te
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endif
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endif
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ifdef CONFIG_HAS_SPE_FPU
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TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
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endif
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DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
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DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
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BIN_DIR:=$(TOPDIR)/bin/$(BOARD)
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BIN_DIR:=$(TOPDIR)/bin/$(BOARD)
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@ -168,6 +168,7 @@ sub target_config_features(@) {
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/cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
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/cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
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/ubifs/ and $ret .= "\tselect USES_UBIFS\n";
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/ubifs/ and $ret .= "\tselect USES_UBIFS\n";
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/fpu/ and $ret .= "\tselect HAS_FPU\n";
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/fpu/ and $ret .= "\tselect HAS_FPU\n";
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/spe_fpu/ and $ret .= "\tselect HAS_SPE_FPU\n";
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/ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
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/ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
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/powerpc64/ and $ret .= "\tselect powerpc64\n";
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/powerpc64/ and $ret .= "\tselect powerpc64\n";
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/nommu/ and $ret .= "\tselect NOMMU\n";
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/nommu/ and $ret .= "\tselect NOMMU\n";
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@ -2,6 +2,11 @@ source "tmp/.config-target.in"
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# Kernel/Hardware features
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# Kernel/Hardware features
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config HAS_SPE_FPU
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depends powerpc
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select HAS_FPU
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bool
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config HAS_FPU
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config HAS_FPU
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bool
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bool
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@ -10,7 +10,7 @@ ARCH:=powerpc
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BOARD:=mpc85xx
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BOARD:=mpc85xx
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BOARDNAME:=Freescale MPC85xx
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BOARDNAME:=Freescale MPC85xx
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CFLAGS:=-Os -pipe -funit-at-a-time -mcpu=8540
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CFLAGS:=-Os -pipe -funit-at-a-time -mcpu=8540
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FEATURES:=fpu ramdisk broken
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FEATURES:=spe_fpu ramdisk broken
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MAINTAINER:=Imre Kaloz <kaloz@openwrt.org>
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MAINTAINER:=Imre Kaloz <kaloz@openwrt.org>
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LINUX_VERSION:=2.6.36.2
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LINUX_VERSION:=2.6.36.2
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