# FIX ME
cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
$(NOSTDINC_FLAGS)
+c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
-libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
+libs-y += common/init/
+
+# Special handling for a few options which support SPL/TPL
+ifeq ($(CONFIG_TPL_BUILD),y)
+libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/
+libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
+else
+libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/
+libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
+endif
+
libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
-libs-$(CONFIG_SPL_DM) += drivers/core/
-libs-$(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_SYS_MVEBU_DDR) += drivers/ddr/mvebu/
-libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
-libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
-libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
+libs-y += drivers/
+libs-$(CONFIG_SPL_DFU_SUPPORT) += drivers/dfu/
+libs-$(CONFIG_SPL_DFU_SUPPORT) += drivers/usb/gadget/
+libs-$(CONFIG_SPL_DFU_SUPPORT) += drivers/usb/gadget/udc/
+libs-$(CONFIG_SPL_DFU_SUPPORT) += drivers/usb/dwc3/
+libs-y += dts/
libs-y += fs/
-libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
-libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/
-libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/
-libs-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/
-libs-$(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/
head-y := $(addprefix $(obj)/,$(head-y))
libs-y := $(addprefix $(obj)/,$(libs-y))
u-boot-spl-init := $(head-y)
u-boot-spl-main := $(libs-y)
+ifdef CONFIG_SPL_OF_PLATDATA
+u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
+endif
# Linker Script
ifdef CONFIG_SPL_LDSCRIPT
MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
-MLO MLO.byteswap: $(obj)/u-boot-spl.bin
+MLO MLO.byteswap: $(obj)/u-boot-spl.bin FORCE
$(call if_changed,mkimage)
+ifeq ($(CONFIG_SYS_SOC),"at91")
MKIMAGEFLAGS_boot.bin = -T atmelimage
ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
boot.bin: $(obj)/../tools/atmel_pmecc_params
endif
-boot.bin: $(obj)/u-boot-spl.bin
+boot.bin: $(obj)/u-boot-spl.bin FORCE
$(call if_changed,mkimage)
+else
+ifdef CONFIG_ARCH_ZYNQ
+MKIMAGEFLAGS_boot.bin = -T zynqimage
+endif
+ifdef CONFIG_ARCH_ZYNQMP
+MKIMAGEFLAGS_boot.bin = -T zynqmpimage
+endif
+
+spl/boot.bin: $(obj)/u-boot-spl.bin FORCE
+ $(call if_changed,mkimage)
+endif
-ALL-y += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).cfg
+ALL-y += $(obj)/$(SPL_BIN).bin
ifdef CONFIG_SAMSUNG
ALL-y += $(obj)/$(BOARD)-spl.bin
endif
+ifdef CONFIG_ARCH_SOCFPGA
+ALL-y += $(obj)/$(SPL_BIN).sfp
+endif
+
ifdef CONFIG_SUNXI
ALL-y += $(obj)/sunxi-spl.bin
endif
ALL-y += boot.bin
endif
+ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
+ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
+
all: $(ALL-y)
-quiet_cmd_cpp_cfg = CFG $@
-cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
- -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
+quiet_cmd_cat = CAT $@
+cmd_cat = cat $(filter-out $(PHONY), $^) > $@
+
+quiet_cmd_copy = COPY $@
+ cmd_copy = cp $< $@
-$(obj)/$(SPL_BIN).cfg: include/config.h
- $(call if_changed,cpp_cfg)
+ifeq ($(CONFIG_SPL_OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),yy)
+$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin $(obj)/$(SPL_BIN)-pad.bin \
+ $(obj)/$(SPL_BIN).dtb FORCE
+ $(call if_changed,cat)
+
+$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
+ $(call if_changed,copy)
+else
+$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-nodtb.bin FORCE
+ $(call if_changed,copy)
+endif
+
+# Create a file that pads from the end of u-boot-spl-nodtb.bin to bss_end
+$(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN)
+ @bss_size_str=$(shell $(NM) $< | awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' | bc); \
+ dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null;
+
+# Pass the original device tree file through fdtgrep twice. The first pass
+# removes any unwanted nodes (i.e. those which don't have the
+# 'u-boot,dm-pre-reloc' property and thus are not needed by SPL. The second
+# pass removes various unused properties from the remaining nodes.
+# The output is typically a much smaller device tree file.
+quiet_cmd_fdtgrep = FDTGREP $@
+ cmd_fdtgrep = $(objtree)/tools/fdtgrep -b u-boot,dm-pre-reloc -RT $< \
+ -n /chosen -O dtb | \
+ $(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
+ $(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))
+
+$(obj)/$(SPL_BIN).dtb: dts/dt.dtb $(objtree)/tools/fdtgrep FORCE
+ $(call if_changed,fdtgrep)
+
+pythonpath = PYTHONPATH=tools
+
+quiet_cmd_dtocc = DTOC C $@
+cmd_dtocc = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ platdata
+
+quiet_cmd_dtoch = DTOC H $@
+cmd_dtoch = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ struct
+
+quiet_cmd_plat = PLAT $@
+cmd_plat = $(CC) $(c_flags) -c $< -o $@
+
+$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c include/generated/dt-structs.h
+ $(call if_changed,plat)
+
+PHONY += dts_dir
+dts_dir:
+ $(shell [ -d $(obj)/dts ] || mkdir -p $(obj)/dts)
+
+include/generated/dt-structs.h: $(obj)/$(SPL_BIN).dtb dts_dir dtoc
+ $(call if_changed,dtoch)
+
+$(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir dtoc
+ $(call if_changed,dtocc)
+
+dtoc: #$(objtree)/tools/_libfdt.so
ifdef CONFIG_SAMSUNG
ifdef CONFIG_VAR_SIZE_SPL
quiet_cmd_objcopy = OBJCOPY $@
cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
-OBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary
+OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary
-$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE
+$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
$(call if_changed,objcopy)
LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
endif
-ifdef CONFIG_SUNXI
+MKIMAGEFLAGS_$(SPL_BIN).sfp = -T socfpgaimage
+$(obj)/$(SPL_BIN).sfp: $(obj)/$(SPL_BIN).bin FORCE
+ $(call if_changed,mkimage)
+
quiet_cmd_mksunxiboot = MKSUNXI $@
cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@
-$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin
+$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
$(call if_changed,mksunxiboot)
-endif
-quiet_cmd_u-boot-spl = LD $@
- cmd_u-boot-spl = (cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
+# Rule to link u-boot-spl
+# May be overridden by arch/$(ARCH)/config.mk
+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 \
+ $(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
+ $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
+ --end-group \
$(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))
-$(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
+$(obj)/$(SPL_BIN): $(u-boot-spl-platdata) $(u-boot-spl-init) \
+ $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
$(call if_changed,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):
+$(u-boot-spl-dirs): $(u-boot-spl-platdata)
$(Q)$(MAKE) $(build)=$@
quiet_cmd_cpp_lds = LDS $@
projects / u-boot / blobdiff