include $(srctree)/scripts/Kbuild.include
-UBOOTINCLUDE := -I$(obj)/include $(UBOOTINCLUDE)
-
--include $(obj)/include/config/auto.conf
+-include include/config/auto.conf
-include $(obj)/include/autoconf.mk
+KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
+ifeq ($(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 $(srctree)/config.mk
+include $(srctree)/arch/$(ARCH)/Makefile
# Enable garbage collection of un-used sections for SPL
KBUILD_CFLAGS += -ffunction-sections -fdata-sections
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)/
-
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_CLK_SUPPORT) += drivers/clk/
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_A38X) += drivers/ddr/marvell/a38x/
+libs-$(CONFIG_SYS_MVEBU_DDR_AXP) += drivers/ddr/marvell/axp/
+libs-$(CONFIG_ALTERA_SDRAM) += drivers/ddr/altera/
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_LED_SUPPORT) += drivers/led/
libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/
+libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/regulator/
libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/
libs-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/
libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
+libs-$(CONFIG_SPL_RAM_SUPPORT) += drivers/ram/
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_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)))
boot.bin: $(obj)/u-boot-spl.bin
$(call if_changed,mkimage)
-ALL-y += $(obj)/$(SPL_BIN).bin
+ALL-y += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).cfg
+
+ALL-$(CONFIG_OF_SEPARATE) += $(obj)/$(SPL_BIN)-pad.bin $(obj)/$(SPL_BIN)-dtb.bin
ifdef CONFIG_SAMSUNG
ALL-y += $(obj)/$(BOARD)-spl.bin
endif
+ifdef CONFIG_ARCH_SOCFPGA
+ALL-y += $(obj)/$(SPL_BIN)-dtb.sfp
+endif
+
ifdef CONFIG_SUNXI
-ifndef CONFIG_SPL_FEL
ALL-y += $(obj)/sunxi-spl.bin
endif
-endif
ifeq ($(CONFIG_SYS_SOC),"at91")
ALL-y += boot.bin
all: $(ALL-y)
+quiet_cmd_cat = CAT $@
+cmd_cat = cat $(filter-out $(PHONY), $^) > $@
+
+$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN)-pad.bin \
+ $(obj)/$(SPL_BIN).dtb FORCE
+ $(call if_changed,cat)
+
+# Create a file that pads from the end of u-boot-spl.bin to bss_end
+$(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
+ $(call cmd,fdtgrep)
+
+quiet_cmd_cpp_cfg = CFG $@
+cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
+ -DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
+
+$(obj)/$(SPL_BIN).cfg: include/config.h
+ $(call if_changed,cpp_cfg)
+
ifdef CONFIG_SAMSUNG
ifdef CONFIG_VAR_SIZE_SPL
VAR_SIZE_PARAM = --vs
LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
endif
+ifdef CONFIG_ARCH_SOCFPGA
+MKIMAGEFLAGS_$(SPL_BIN)-dtb.sfp = -T socfpgaimage
+$(obj)/$(SPL_BIN)-dtb.sfp: $(obj)/$(SPL_BIN)-dtb.bin FORCE
+ $(call if_changed,mkimage)
+endif
+
ifdef CONFIG_SUNXI
quiet_cmd_mksunxiboot = MKSUNXI $@
cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@
projects / karo-tx-uboot.git / blobdiff