threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
39 lines
1.2 KiB
Makefile
39 lines
1.2 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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OBJECT_FILES_NON_STANDARD := y
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purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string.o
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targets += $(purgatory-y)
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PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))
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LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib -z nodefaultlib
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targets += purgatory.ro
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KASAN_SANITIZE := n
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KCOV_INSTRUMENT := n
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# Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
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# in turn leaves some undefined symbols like __fentry__ in purgatory and not
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# sure how to relocate those. Like kexec-tools, use custom flags.
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KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -MD -Os -mcmodel=large
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KBUILD_CFLAGS += -m$(BITS)
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KBUILD_CFLAGS += $(call cc-option,-fno-PIE)
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AFLAGS_REMOVE_setup-x86_$(BITS).o += -Wa,-gdwarf-2
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AFLAGS_REMOVE_entry64.o += -Wa,-gdwarf-2
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$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
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$(call if_changed,ld)
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targets += kexec-purgatory.c
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CMD_BIN2C = $(objtree)/scripts/basic/bin2c
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quiet_cmd_bin2c = BIN2C $@
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cmd_bin2c = $(CMD_BIN2C) kexec_purgatory < $< > $@
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$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE
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$(call if_changed,bin2c)
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obj-$(CONFIG_KEXEC_FILE) += kexec-purgatory.o
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