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-rw-r--r--arch/arm/boot/compressed/Makefile63
1 files changed, 14 insertions, 49 deletions
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index 9d91ae1091b0..a159120d1e42 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -13,7 +13,6 @@ ifeq ($(CONFIG_DEBUG_UNCOMPRESS),y)
OBJS += debug.o
AFLAGS_head.o += -DDEBUG
endif
-FONTC = $(srctree)/lib/fonts/font_acorn_8x8.c
# string library code (-Os is enforced to keep it much smaller)
OBJS += string.o
@@ -23,12 +22,6 @@ ifeq ($(CONFIG_ARM_VIRT_EXT),y)
OBJS += hyp-stub.o
endif
-GCOV_PROFILE := n
-KASAN_SANITIZE := n
-
-# Prevents link failures: __sanitizer_cov_trace_pc() is not linked in.
-KCOV_INSTRUMENT := n
-
#
# Architecture dependencies
#
@@ -77,40 +70,38 @@ CPPFLAGS_vmlinux.lds += -DTEXT_OFFSET="$(TEXT_OFFSET)"
CPPFLAGS_vmlinux.lds += -DMALLOC_SIZE="$(MALLOC_SIZE)"
compress-$(CONFIG_KERNEL_GZIP) = gzip
-compress-$(CONFIG_KERNEL_LZO) = lzo
-compress-$(CONFIG_KERNEL_LZMA) = lzma
-compress-$(CONFIG_KERNEL_XZ) = xzkern
-compress-$(CONFIG_KERNEL_LZ4) = lz4
+compress-$(CONFIG_KERNEL_LZO) = lzo_with_size
+compress-$(CONFIG_KERNEL_LZMA) = lzma_with_size
+compress-$(CONFIG_KERNEL_XZ) = xzkern_with_size
+compress-$(CONFIG_KERNEL_LZ4) = lz4_with_size
libfdt_objs := fdt_rw.o fdt_ro.o fdt_wip.o fdt.o
ifeq ($(CONFIG_ARM_ATAG_DTB_COMPAT),y)
+CFLAGS_REMOVE_atags_to_fdt.o += -Wframe-larger-than=${CONFIG_FRAME_WARN}
+CFLAGS_atags_to_fdt.o += -Wframe-larger-than=1280
OBJS += $(libfdt_objs) atags_to_fdt.o
endif
ifeq ($(CONFIG_USE_OF),y)
OBJS += $(libfdt_objs) fdt_check_mem_start.o
endif
-# -fstack-protector-strong triggers protection checks in this code,
-# but it is being used too early to link to meaningful stack_chk logic.
-$(foreach o, $(libfdt_objs) atags_to_fdt.o fdt_check_mem_start.o, \
- $(eval CFLAGS_$(o) := -I $(srctree)/scripts/dtc/libfdt -fno-stack-protector))
+OBJS += lib1funcs.o ashldi3.o bswapsdi2.o
targets := vmlinux vmlinux.lds piggy_data piggy.o \
- lib1funcs.o ashldi3.o bswapsdi2.o \
head.o $(OBJS)
-clean-files += lib1funcs.S ashldi3.S bswapsdi2.S hyp-stub.S
-
KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
ccflags-y := -fpic $(call cc-option,-mno-single-pic-base,) -fno-builtin \
- -I$(obj) $(DISABLE_ARM_SSP_PER_TASK_PLUGIN)
+ -I$(srctree)/scripts/dtc/libfdt -fno-stack-protector \
+ $(DISABLE_KSTACK_ERASE) \
+ -I$(obj)
ccflags-remove-$(CONFIG_FUNCTION_TRACER) += -pg
asflags-y := -DZIMAGE
# Supply kernel BSS size to the decompressor via a linker symbol.
-KBSS_SZ = $(shell echo $$(($$($(NM) $(obj)/../../../../vmlinux | \
+KBSS_SZ = $(shell echo $$(($$($(NM) vmlinux | \
sed -n -e 's/^\([^ ]*\) [ABD] __bss_start$$/-0x\1/p' \
-e 's/^\([^ ]*\) [ABD] __bss_stop$$/+0x\1/p') )) )
LDFLAGS_vmlinux = --defsym _kernel_bss_size=$(KBSS_SZ)
@@ -127,29 +118,11 @@ LDFLAGS_vmlinux += --no-undefined
LDFLAGS_vmlinux += -X
# Report orphan sections
ifdef CONFIG_LD_ORPHAN_WARN
-LDFLAGS_vmlinux += --orphan-handling=warn
+LDFLAGS_vmlinux += --orphan-handling=$(CONFIG_LD_ORPHAN_WARN_LEVEL)
endif
# Next argument is a linker script
LDFLAGS_vmlinux += -T
-# For __aeabi_uidivmod
-lib1funcs = $(obj)/lib1funcs.o
-
-$(obj)/lib1funcs.S: $(srctree)/arch/$(SRCARCH)/lib/lib1funcs.S
- $(call cmd,shipped)
-
-# For __aeabi_llsl
-ashldi3 = $(obj)/ashldi3.o
-
-$(obj)/ashldi3.S: $(srctree)/arch/$(SRCARCH)/lib/ashldi3.S
- $(call cmd,shipped)
-
-# For __bswapsi2, __bswapdi2
-bswapsdi2 = $(obj)/bswapsdi2.o
-
-$(obj)/bswapsdi2.S: $(srctree)/arch/$(SRCARCH)/lib/bswapsdi2.S
- $(call cmd,shipped)
-
# We need to prevent any GOTOFF relocs being used with references
# to symbols in the .bss section since we cannot relocate them
# independently from the rest at run time. This can be achieved by
@@ -173,8 +146,8 @@ fi
efi-obj-$(CONFIG_EFI_STUB) := $(objtree)/drivers/firmware/efi/libstub/lib.a
$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.o \
- $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) $(ashldi3) \
- $(bswapsdi2) $(efi-obj-y) FORCE
+ $(addprefix $(obj)/, $(OBJS)) \
+ $(efi-obj-y) FORCE
@$(check_for_multiple_zreladdr)
$(call if_changed,ld)
@$(check_for_bad_syms)
@@ -185,11 +158,3 @@ $(obj)/piggy_data: $(obj)/../Image FORCE
$(obj)/piggy.o: $(obj)/piggy_data
CFLAGS_font.o := -Dstatic=
-
-$(obj)/font.c: $(FONTC)
- $(call cmd,shipped)
-
-AFLAGS_hyp-stub.o := -Wa,-march=armv7-a
-
-$(obj)/hyp-stub.S: $(srctree)/arch/$(SRCARCH)/kernel/hyp-stub.S
- $(call cmd,shipped)