$(call cc-option,-m4a-nofpu,)
cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,)
+ifeq ($(cflags-y),)
+#
+# In the case where we are stuck with a compiler that has been uselessly
+# restricted to a particular ISA, a favourite default of newer GCCs when
+# extensive multilib targets are not provided, ensure we get the best fit
+# regarding FP generation. This is necessary to avoid references to FP
+# variants in libgcc where integer variants exist, which otherwise result
+# in link errors. This is intentionally stupid (albeit many orders of
+# magnitude less than GCC's default behaviour), as anything with a large
+# number of multilib targets better have been built correctly for
+# the target in mind.
+#
+cflags-y += $(shell $(CC) $(KBUILD_CFLAGS) -print-multi-lib | \
+ grep nofpu | sed q | sed -e 's/^/-/;s/;.*$$//')
+endif
+
cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb
cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml
-R .stab -R .stabstr -S
# Give the various platforms the opportunity to set default image types
-defaultimage-$(CONFIG_SUPERH32) := zImage
+defaultimage-$(CONFIG_SUPERH32) := zImage
+defaultimage-$(CONFIG_SH_SH7785LCR) := uImage
# Set some sensible Kbuild defaults
KBUILD_DEFCONFIG := shx3_defconfig
# error messages during linking.
#
ifdef CONFIG_SUPERH32
+UTS_MACHINE := sh
LDFLAGS_vmlinux += -e _stext
else
+UTS_MACHINE := sh64
LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
--defsym phys_stext_shmedia=phys_stext+1 \
-e phys_stext_shmedia
$(filter-out ., $(patsubst %,%/,$(machdir-y))))
endif
+# Common machine type headers. Not part of the arch/sh/boards/ hierarchy.
+machdir-y += mach-common
+
# Companion chips
core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/