X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=Makefile;h=71952195036049fb4a6a9401963a06ae9a0cb38f;hb=424324d3ca9937a7be1e802df5d88932cc6e3396;hp=fea1954247143e8a41226693e2f490ab698be5aa;hpb=8a28caf02b7763f3d0b3813805ecd3ede0589c73;p=oweals%2Fu-boot.git

diff --git a/Makefile b/Makefile
index fea1954247..7195219503 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,8 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-VERSION = 2017
-PATCHLEVEL = 11
+VERSION = 2018
+PATCHLEVEL = 01
 SUBLEVEL =
 EXTRAVERSION =
 NAME =
@@ -811,6 +811,10 @@ ifneq ($(CONFIG_BUILD_TARGET),)
 ALL-y += $(CONFIG_BUILD_TARGET:"%"=%)
 endif
 
+ifneq ($(CONFIG_SYS_INIT_SP_BSS_OFFSET),)
+ALL-y += init_sp_bss_offset_check
+endif
+
 LDFLAGS_u-boot += $(LDFLAGS_FINAL)
 
 # Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
@@ -939,6 +943,33 @@ binary_size_check: u-boot-nodtb.bin FORCE
 		fi \
 	fi
 
+ifneq ($(CONFIG_SYS_INIT_SP_BSS_OFFSET),)
+ifneq ($(CONFIG_SYS_MALLOC_F_LEN),)
+subtract_sys_malloc_f_len = space=$$(($${space} - $(CONFIG_SYS_MALLOC_F_LEN)))
+else
+subtract_sys_malloc_f_len = true
+endif
+# The 1/4 margin below is somewhat arbitrary. The likely initial SP usage is
+# so low that the DTB could probably use 90%+ of the available space, for
+# current values of CONFIG_SYS_INIT_SP_BSS_OFFSET at least. However, let's be
+# safe for now and tweak this later if space becomes tight.
+# A rejected alternative would be to check that some absolute minimum stack
+# space was available. However, since CONFIG_SYS_INIT_SP_BSS_OFFSET is
+# deliberately build-specific, to take account of build-to-build stack usage
+# differences due to different feature sets, there is no common absolute value
+# to check against.
+init_sp_bss_offset_check: u-boot.dtb FORCE
+	@dtb_size=$(shell wc -c u-boot.dtb | awk '{print $$1}') ; \
+	space=$(CONFIG_SYS_INIT_SP_BSS_OFFSET) ; \
+	$(subtract_sys_malloc_f_len) ; \
+	quarter_space=$$(($${space} / 4)) ; \
+	if [ $${dtb_size} -gt $${quarter_space} ]; then \
+		echo "u-boot.dtb is larger than 1 quarter of " >&2 ; \
+		echo "(CONFIG_SYS_INIT_SP_BSS_OFFSET - CONFIG_SYS_MALLOC_F_LEN)" >&2 ; \
+		exit 1 ; \
+	fi
+endif
+
 u-boot-nodtb.bin: u-boot FORCE
 	$(call if_changed,objcopy)
 	$(call DO_STATIC_RELA,$<,$@,$(CONFIG_SYS_TEXT_BASE))
@@ -1022,6 +1053,7 @@ u-boot-dtb.img u-boot.img u-boot.kwb u-boot.pbl u-boot-ivt.img: \
 
 u-boot.itb: u-boot-nodtb.bin dts/dt.dtb $(U_BOOT_ITS) FORCE
 	$(call if_changed,mkfitimage)
+	$(BOARD_SIZE_CHECK)
 
 u-boot-spl.kwb: u-boot.img spl/u-boot-spl.bin FORCE
 	$(call if_changed,mkimage)
@@ -1149,6 +1181,11 @@ u-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.img u-boot.dtb FORCE
 endif
 
 ifneq ($(CONFIG_TEGRA),)
+ifneq ($(CONFIG_BINMAN),)
+u-boot-dtb-tegra.bin u-boot-tegra.bin u-boot-nodtb-tegra.bin: \
+		spl/u-boot-spl u-boot.bin FORCE
+	$(call if_changed,binman)
+else
 OBJCOPYFLAGS_u-boot-nodtb-tegra.bin = -O binary --pad-to=$(CONFIG_SYS_TEXT_BASE)
 u-boot-nodtb-tegra.bin: spl/u-boot-spl u-boot-nodtb.bin FORCE
 	$(call if_changed,pad_cat)
@@ -1159,6 +1196,7 @@ u-boot-tegra.bin: spl/u-boot-spl u-boot.bin FORCE
 
 u-boot-dtb-tegra.bin: u-boot-tegra.bin FORCE
 	$(call if_changed,copy)
+endif  # binman
 endif
 
 OBJCOPYFLAGS_u-boot-app.efi := $(OBJCOPYFLAGS_EFI)
@@ -1258,6 +1296,10 @@ ifeq ($(CONFIG_KALLSYMS),y)
 	$(call cmd,u-boot__) common/system_map.o
 endif
 
+ifeq ($(CONFIG_RISCV),y)
+	@tools/prelink-riscv $@ 0
+endif
+
 quiet_cmd_sym ?= SYM     $@
       cmd_sym ?= $(OBJDUMP) -t $< > $@
 u-boot.sym: u-boot FORCE
@@ -1389,8 +1431,8 @@ u-boot.lds: $(LDSCRIPT) prepare FORCE
 spl/u-boot-spl.bin: spl/u-boot-spl
 	@:
 spl/u-boot-spl: tools prepare \
-		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb) \
-		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_TPL_OF_PLATDATA),dts/dt.dtb)
+		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb) \
+		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_TPL_OF_PLATDATA),dts/dt.dtb)
 	$(Q)$(MAKE) obj=spl -f $(srctree)/scripts/Makefile.spl all
 
 spl/sunxi-spl.bin: spl/u-boot-spl
@@ -1406,7 +1448,7 @@ spl/boot.bin: spl/u-boot-spl
 	@:
 
 tpl/u-boot-tpl.bin: tools prepare \
-		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb)
+		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb)
 	$(Q)$(MAKE) obj=tpl -f $(srctree)/scripts/Makefile.spl all
 
 TAG_SUBDIRS := $(patsubst %,$(srctree)/%,$(u-boot-dirs) include)
@@ -1447,7 +1489,7 @@ checkarmreloc: u-boot
 		false; \
 	fi
 
-envtools: scripts_basic
+envtools: scripts_basic $(version_h) $(timestamp_h)
 	$(Q)$(MAKE) $(build)=tools/env
 
 tools-only: scripts_basic $(version_h) $(timestamp_h)