kbuild: move spl/Makefile to scripts/Makefile.spl

All files under spl/ and tpl/ are generated during the build process
except spl/Makefile.

We can simplify clean-rule and git-ignore by moving spl/Makefile
to somewhere else.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

1 files changed, 280 insertions, 0 deletions

diff --git a/scripts/Makefile.spl b/scripts/Makefile.spl
new file mode 100644
index 0000000..bf677aa
--- /dev/null
+++ b/scripts/Makefile.spl
@@ -0,0 +1,280 @@
+#
+# (C) Copyright 2000-2011
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2011
+# Daniel Schwierzeck, daniel.schwierzeck@googlemail.com.
+#
+# (C) Copyright 2011
+# Texas Instruments Incorporated - http://www.ti.com/
+# Aneesh V <aneesh@ti.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+# Based on top-level Makefile.
+#
+
+src := $(obj)
+
+# Create output directory if not already present
+_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
+
+include $(srctree)/scripts/Kbuild.include
+
+CONFIG_SPL_BUILD := y
+export CONFIG_SPL_BUILD
+
+KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
+ifeq ($(CONFIG_TPL_BUILD),y)
+KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
+endif
+
+ifeq ($(CONFIG_TPL_BUILD),y)
+export CONFIG_TPL_BUILD
+SPL_BIN := u-boot-tpl
+else
+SPL_BIN := u-boot-spl
+endif
+
+include include/config.mk
+
+ifeq ($(CONFIG_TPL_BUILD),y)
+  -include include/tpl-autoconf.mk
+else
+  -include include/spl-autoconf.mk
+endif
+
+include $(srctree)/config.mk
+
+# Enable garbage collection of un-used sections for SPL
+KBUILD_CFLAGS += -ffunction-sections -fdata-sections
+LDFLAGS_FINAL += --gc-sections
+
+# FIX ME
+cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
+							$(NOSTDINC_FLAGS)
+c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
+
+# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
+quiet_cmd_autoconf = GEN     $@
+      cmd_autoconf = \
+	$(CPP) $(c_flags) -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \
+		sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \
+	rm $@.tmp
+
+include/tpl-autoconf.mk: include/config.h
+	$(call cmd,autoconf)
+
+include/spl-autoconf.mk: include/config.h
+	$(call cmd,autoconf)
+
+HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
+
+ifdef	CONFIG_SPL_START_S_PATH
+START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
+else
+START_PATH := $(CPUDIR)
+endif
+
+head-y := $(START_PATH)/start.o
+head-$(CONFIG_X86) += $(START_PATH)/start16.o $(START_PATH)/resetvec.o
+head-$(CONFIG_4xx) += $(START_PATH)/resetvec.o
+head-$(CONFIG_MPC85xx) += $(START_PATH)/resetvec.o
+
+libs-y += arch/$(ARCH)/lib/
+
+libs-y += $(CPUDIR)/
+
+ifdef SOC
+libs-y += $(CPUDIR)/$(SOC)/
+endif
+libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
+libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
+
+libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
+libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
+libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
+libs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
+libs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
+libs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
+libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
+libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
+libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
+libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
+libs-y += fs/
+libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
+libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/
+libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/
+libs-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/
+libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
+libs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
+libs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
+libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
+libs-$(CONFIG_SPL_NET_SUPPORT) += net/
+libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
+libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
+libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
+libs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
+libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
+libs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
+libs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
+libs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
+libs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
+
+ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
+libs-y += arch/$(ARCH)/imx-common/
+endif
+
+libs-$(CONFIG_ARM) += arch/arm/cpu/
+libs-$(CONFIG_PPC) += arch/powerpc/cpu/
+
+head-y		:= $(addprefix $(obj)/,$(head-y))
+libs-y		:= $(addprefix $(obj)/,$(libs-y))
+u-boot-spl-dirs	:= $(patsubst %/,%,$(filter %/, $(libs-y)))
+
+libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
+
+# Add GCC lib
+ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
+PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
+PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
+endif
+
+u-boot-spl-init := $(head-y)
+u-boot-spl-main := $(libs-y)
+
+# Linker Script
+ifdef CONFIG_SPL_LDSCRIPT
+# need to strip off double quotes
+LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
+endif
+
+ifeq ($(wildcard $(LDSCRIPT)),)
+	LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
+endif
+ifeq ($(wildcard $(LDSCRIPT)),)
+	LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
+endif
+ifeq ($(wildcard $(LDSCRIPT)),)
+	LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
+endif
+ifeq ($(wildcard $(LDSCRIPT)),)
+$(error could not find linker script)
+endif
+
+# Special flags for CPP when processing the linker script.
+# Pass the version down so we can handle backwards compatibility
+# on the fly.
+LDPPFLAGS += \
+	-include $(srctree)/include/u-boot/u-boot.lds.h \
+	-include $(objtree)/include/config.h \
+	-DCPUDIR=$(CPUDIR) \
+	$(shell $(LD) --version | \
+	  sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
+
+quiet_cmd_mkimage = MKIMAGE $@
+cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
+	$(if $(KBUILD_VERBOSE:1=), >/dev/null)
+
+MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
+
+MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
+
+MLO MLO.byteswap: $(obj)/u-boot-spl.bin
+	$(call if_changed,mkimage)
+
+MKIMAGEFLAGS_boot.bin = -T atmelimage
+
+ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
+MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
+
+boot.bin: $(obj)/../tools/atmel_pmecc_params
+endif
+
+boot.bin: $(obj)/u-boot-spl.bin
+	$(call if_changed,mkimage)
+
+ALL-y	+= $(obj)/$(SPL_BIN).bin
+
+ifdef CONFIG_SAMSUNG
+ALL-y	+= $(obj)/$(BOARD)-spl.bin
+endif
+
+ifdef CONFIG_SUNXI
+ifndef CONFIG_SPL_FEL
+ALL-y	+= $(obj)/sunxi-spl.bin
+endif
+endif
+
+all:	$(ALL-y)
+
+ifdef CONFIG_SAMSUNG
+ifdef CONFIG_VAR_SIZE_SPL
+VAR_SIZE_PARAM = --vs
+else
+VAR_SIZE_PARAM =
+endif
+$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
+	$(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
+	$(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
+	$(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
+endif
+
+quiet_cmd_objcopy = OBJCOPY $@
+cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
+
+OBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary
+
+$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE
+	$(call if_changed,objcopy)
+
+LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
+ifneq ($(CONFIG_SPL_TEXT_BASE),)
+LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
+endif
+
+ifdef CONFIG_SUNXI
+quiet_cmd_mksunxiboot = MKSUNXI $@
+cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@
+$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin
+	$(call if_changed,mksunxiboot)
+endif
+
+quiet_cmd_u-boot-spl = LD      $@
+      cmd_u-boot-spl = cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
+		       $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
+		       $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \
+		       $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN)
+
+$(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds
+	$(call cmd,u-boot-spl)
+
+$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
+
+PHONY += $(u-boot-spl-dirs)
+$(u-boot-spl-dirs):
+	$(Q)$(MAKE) $(build)=$@
+
+quiet_cmd_cpp_lds = LDS     $@
+cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
+		-D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $<
+
+$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
+	$(call if_changed_dep,cpp_lds)
+
+# read all saved command lines
+
+targets := $(wildcard $(sort $(targets)))
+cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
+
+ifneq ($(cmd_files),)
+  $(cmd_files): ;	# Do not try to update included dependency files
+  include $(cmd_files)
+endif
+
+PHONY += FORCE
+FORCE:
+
+# Declare the contents of the .PHONY variable as phony.  We keep that
+# information in a variable so we can use it in if_changed and friends.
+.PHONY: $(PHONY)