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@@ -161,6 +161,73 @@ ifeq ($(HOSTARCH),$(ARCH))
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CROSS_COMPILE ?=
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endif
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+# SHELL used by kbuild
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+CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
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+ else if [ -x /bin/bash ]; then echo /bin/bash; \
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+ else echo sh; fi ; fi)
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+
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+HOSTCC = gcc
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+HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
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+
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+ifeq ($(HOSTOS),cygwin)
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+HOSTCFLAGS += -ansi
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+endif
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+
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+# Mac OS X / Darwin's C preprocessor is Apple specific. It
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+# generates numerous errors and warnings. We want to bypass it
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+# and use GNU C's cpp. To do this we pass the -traditional-cpp
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+# option to the compiler. Note that the -traditional-cpp flag
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+# DOES NOT have the same semantics as GNU C's flag, all it does
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+# is invoke the GNU preprocessor in stock ANSI/ISO C fashion.
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+#
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+# Apple's linker is similar, thanks to the new 2 stage linking
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+# multiple symbol definitions are treated as errors, hence the
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+# -multiply_defined suppress option to turn off this error.
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+#
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+ifeq ($(HOSTOS),darwin)
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+# get major and minor product version (e.g. '10' and '6' for Snow Leopard)
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+DARWIN_MAJOR_VERSION = $(shell sw_vers -productVersion | cut -f 1 -d '.')
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+DARWIN_MINOR_VERSION = $(shell sw_vers -productVersion | cut -f 2 -d '.')
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+
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+os_x_before = $(shell if [ $(DARWIN_MAJOR_VERSION) -le $(1) -a \
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+ $(DARWIN_MINOR_VERSION) -le $(2) ] ; then echo "$(3)"; else echo "$(4)"; fi ;)
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+
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+# Snow Leopards build environment has no longer restrictions as described above
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+HOSTCC = $(call os_x_before, 10, 5, "cc", "gcc")
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+HOSTCFLAGS += $(call os_x_before, 10, 4, "-traditional-cpp")
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+HOSTLDFLAGS += $(call os_x_before, 10, 5, "-multiply_defined suppress")
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+endif
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+
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+# Make variables (CC, etc...)
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+
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+AS = $(CROSS_COMPILE)as
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+# Always use GNU ld
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+ifneq ($(shell $(CROSS_COMPILE)ld.bfd -v 2> /dev/null),)
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+LD = $(CROSS_COMPILE)ld.bfd
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+else
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+LD = $(CROSS_COMPILE)ld
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+endif
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+CC = $(CROSS_COMPILE)gcc
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+CPP = $(CC) -E
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+AR = $(CROSS_COMPILE)ar
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+NM = $(CROSS_COMPILE)nm
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+LDR = $(CROSS_COMPILE)ldr
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+STRIP = $(CROSS_COMPILE)strip
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+OBJCOPY = $(CROSS_COMPILE)objcopy
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+OBJDUMP = $(CROSS_COMPILE)objdump
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+AWK = awk
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+RANLIB = $(CROSS_COMPILE)RANLIB
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+DTC = dtc
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+CHECK = sparse
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+
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+CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
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+ -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF)
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+
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+export CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC
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+export CPP AR NM LDR STRIP OBJCOPY OBJDUMP
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+export MAKE AWK
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+export DTC CHECK CHECKFLAGS
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+
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# load other configuration
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include $(TOPDIR)/config.mk
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@@ -788,27 +855,28 @@ clean:
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$(obj)examples/standalone/interrupt \
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$(obj)examples/standalone/mem_to_mem_idma2intr \
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$(obj)examples/standalone/sched \
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- $(obj)examples/standalone/smc911{11,x}_eeprom \
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+ $(addprefix $(obj)examples/standalone/, smc91111_eeprom smc911x_eeprom) \
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$(obj)examples/standalone/test_burst \
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$(obj)examples/standalone/timer
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- @rm -f $(obj)examples/api/demo{,.bin}
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+ @rm -f $(addprefix $(obj)examples/api/, demo demo.bin)
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@rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \
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$(obj)tools/env/fw_printenv \
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$(obj)tools/envcrc \
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- $(obj)tools/gdb/{gdbcont,gdbsend} \
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+ $(addprefix $(obj)tools/gdb/, gdbcont gdbsend) \
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$(obj)tools/gen_eth_addr $(obj)tools/img2srec \
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- $(obj)tools/dump{env,}image \
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- $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \
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- $(obj)tools/mk{$(BOARD),exynos}spl \
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+ $(obj)tools/dumpimage \
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+ $(addprefix $(obj)tools/, mkenvimage mkimage) \
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+ $(obj)tools/mpc86x_clk \
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+ $(addprefix $(obj)tools/, mk$(BOARD)spl mkexynosspl) \
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$(obj)tools/mxsboot \
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$(obj)tools/ncb $(obj)tools/ubsha1 \
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$(obj)tools/kernel-doc/docproc \
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$(obj)tools/proftool
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- @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \
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+ @rm -f $(addprefix $(obj)board/cray/L1/, bootscript.c bootscript.image) \
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$(obj)board/matrix_vision/*/bootscript.img \
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$(obj)spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl \
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$(obj)u-boot.lds \
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- $(obj)arch/blackfin/cpu/init.{lds,elf}
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+ $(addprefix $(obj)arch/blackfin/cpu/, init.lds init.elf)
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@rm -f $(obj)include/bmp_logo.h
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@rm -f $(obj)include/bmp_logo_data.h
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@rm -f $(obj)lib/asm-offsets.s
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@@ -843,11 +911,11 @@ clobber: tidy
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@rm -f $(obj)u-boot.dtb
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@rm -f $(obj)u-boot.sb
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@rm -f $(obj)u-boot.spr
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- @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
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- @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
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- @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
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+ @rm -f $(addprefix $(obj)nand_spl/, u-boot.lds u-boot.lst System.map)
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+ @rm -f $(addprefix $(obj)nand_spl/, u-boot-nand_spl.lds u-boot-spl u-boot-spl.map)
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+ @rm -f $(addprefix $(obj)spl/, u-boot-spl u-boot-spl.bin u-boot-spl.map)
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@rm -f $(obj)spl/u-boot-spl.lds
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- @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map}
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+ @rm -f $(addprefix $(obj)tpl/, u-boot-tpl u-boot-tpl.bin u-boot-tpl.map)
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@rm -f $(obj)tpl/u-boot-spl.lds
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@rm -f $(obj)MLO MLO.byteswap
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@rm -f $(obj)SPL
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@@ -856,7 +924,7 @@ clobber: tidy
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@rm -fr $(obj)include/generated
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@[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
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@rm -f $(obj)dts/*.tmp
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- @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
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+ @rm -f $(addprefix $(obj)spl/, u-boot-spl.ais, u-boot-spl-pad.ais)
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mrproper \
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distclean: clobber unconfig
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