include $(srctree)/config.mk
include $(srctree)/arch/$(ARCH)/Makefile
+include $(srctree)/scripts/Makefile.lib
+
# Enable garbage collection of un-used sections for SPL
KBUILD_CFLAGS += -ffunction-sections -fdata-sections
LDFLAGS_FINAL += --gc-sections
# Special handling for a few options which support SPL/TPL
ifeq ($(CONFIG_TPL_BUILD),y)
-libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/
+libs-$(CONFIG_TPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
libs-$(CONFIG_TPL_LIBGENERIC_SUPPORT) += lib/
else
-libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/
+libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ cmd/ env/
libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
endif
u-boot-spl-init := $(head-y)
u-boot-spl-main := $(libs-y)
-ifdef CONFIG_SPL_OF_PLATDATA
+ifdef CONFIG_$(SPL_TPL_)OF_PLATDATA
u-boot-spl-platdata := $(obj)/dts/dt-platdata.o
endif
# Linker Script
-ifdef CONFIG_SPL_LDSCRIPT
+# First test whether there's a linker-script for the specific stage defined...
+ifneq ($(CONFIG_$(SPL_TPL_)LDSCRIPT),)
+# need to strip off double quotes
+LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_$(SPL_TPL_)LDSCRIPT:"%"=%))
+else
+# ...then fall back to the generic SPL linker-script
+ifneq ($(CONFIG_SPL_LDSCRIPT),)
# need to strip off double quotes
LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
endif
+endif
ifeq ($(wildcard $(LDSCRIPT)),)
LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
MKIMAGEFLAGS_boot.bin = -T zynqimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
endif
ifdef CONFIG_ARCH_ZYNQMP
-MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE)
+MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $(srctree)/$(CONFIG_BOOT_INIT_FILE) \
+ -n $(srctree)/$(CONFIG_PMUFW_INIT_FILE)
endif
spl/boot.bin: $(obj)/u-boot-spl.bin FORCE
quiet_cmd_copy = COPY $@
cmd_copy = cp $< $@
-ifeq ($(CONFIG_SPL_OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),yy)
+ifneq ($(CONFIG_SPL_MULTI_DTB_FIT),y)
+FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).dtb
+else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_LZO),y)
+FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.lzo
+else ifeq ($(CONFIG_SPL_MULTI_DTB_FIT_GZIP),y)
+FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit.gz
+else
+FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
+endif
+
+
+ifeq ($(CONFIG_$(SPL_TPL_)OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_$(SPL_TPL_)OF_PLATDATA),yy)
$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
$(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
- $(obj)/$(SPL_BIN).dtb FORCE
+ $(FINAL_DTB_CONTAINER) FORCE
$(call if_changed,cat)
$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)-dtb.bin FORCE
@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.
-ifeq ($(CONFIG_TPL_BUILD),y)
-fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-tpl
-else
-fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-spl
-endif
-quiet_cmd_fdtgrep = FDTGREP $@
- cmd_fdtgrep = $(objtree)/tools/fdtgrep $(fdtgrep_props) -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
- $(call if_changed,fdtgrep)
+$(obj)/$(SPL_BIN).dtb: dts/dt-spl.dtb FORCE
+ $(call if_changed,copy)
-pythonpath = PYTHONPATH=tools
+pythonpath = PYTHONPATH=scripts/dtc/pylibfdt
quiet_cmd_dtocc = DTOC C $@
cmd_dtocc = $(pythonpath) $(srctree)/tools/dtoc/dtoc -d $(obj)/$(SPL_BIN).dtb -o $@ platdata
quiet_cmd_plat = PLAT $@
cmd_plat = $(CC) $(c_flags) -c $< -o $@
-$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c include/generated/dt-structs.h
+$(obj)/dts/dt-platdata.o: $(obj)/dts/dt-platdata.c \
+ include/generated/dt-structs-gen.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
+include/generated/dt-structs-gen.h: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
$(call if_changed,dtoch)
-$(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir dtoc
+$(obj)/dts/dt-platdata.c: $(obj)/$(SPL_BIN).dtb dts_dir FORCE
$(call if_changed,dtocc)
-dtoc: #$(objtree)/tools/_libfdt.so
-
ifdef CONFIG_SAMSUNG
ifdef CONFIG_VAR_SIZE_SPL
VAR_SIZE_PARAM = --vs
$(call if_changed,objcopy)
LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
+
+# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
+LDFLAGS_$(SPL_BIN) += $(call ld-option, --no-dynamic-linker)
+
+# First try the best-match (i.e. SPL_TEXT_BASE for SPL, TPL_TEXT_BASE for TPL)
+ifneq ($(CONFIG_$(SPL_TPL_)TEXT_BASE),)
+LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_$(SPL_TPL_)TEXT_BASE)
+else
+# And then fall back to just testing for SPL_TEXT_BASE, even if in TPL mode
ifneq ($(CONFIG_SPL_TEXT_BASE),)
LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
endif
+endif
MKIMAGEFLAGS_$(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 $< $@
+cmd_mksunxiboot = $(objtree)/tools/mksunxiboot \
+ --default-dt $(CONFIG_DEFAULT_DEVICE_TREE) $< $@
$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin FORCE
$(call if_changed,mksunxiboot)
PHONY += FORCE
FORCE:
+PHONY += dtbs
+dtbs:
+ $(Q)$(MAKE) $(build)=dts dtbs
+
# 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)
+
+SHRUNK_ARCH_DTB = $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST)))
+.SECONDEXPANSION:
+$(SHRUNK_ARCH_DTB): $$(patsubst $(obj)/dts/%, arch/$(ARCH)/dts/%, $$@)
+ $(call if_changed,fdtgrep)
+
+MKIMAGEFLAGS_$(SPL_BIN).multidtb.fit = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
+ -n "Multi DTB fit image for $(SPL_BIN)" -E \
+ $(patsubst %,-b %,$(SHRUNK_ARCH_DTB))
+
+$(obj)/$(SPL_BIN).multidtb.fit: /dev/null $(SHRUNK_ARCH_DTB) FORCE
+ $(call if_changed,mkimage)
+
+$(obj)/$(SPL_BIN).multidtb.fit.gz: $(obj)/$(SPL_BIN).multidtb.fit
+ @gzip -kf9 $< > $@
+
+$(obj)/$(SPL_BIN).multidtb.fit.lzo: $(obj)/$(SPL_BIN).multidtb.fit
+ @lzop -f9 $< > $@
projects / people / ms / u-boot.git / blobdiff