tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#
2# The stub may be linked into the kernel proper or into a separate boot binary,
3# but in either case, it executes before the kernel does (with MMU disabled) so
4# things like ftrace and stack-protector are likely to cause trouble if left
5# enabled, even if doing so doesn't break the build.
6#
7cflags-$(CONFIG_X86_32) := -march=i386
8cflags-$(CONFIG_X86_64) := -mcmodel=small
9cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 \
10 -fPIC -fno-strict-aliasing -mno-red-zone \
11 -mno-mmx -mno-sse -DDISABLE_BRANCH_PROFILING
12
13cflags-$(CONFIG_ARM64) := $(subst -pg,,$(KBUILD_CFLAGS))
14cflags-$(CONFIG_ARM) := $(subst -pg,,$(KBUILD_CFLAGS)) \
15 -fno-builtin -fpic -mno-single-pic-base
16
17KBUILD_CFLAGS := $(cflags-y) \
18 $(call cc-option,-ffreestanding) \
19 $(call cc-option,-fno-stack-protector)
20
21GCOV_PROFILE := n
22
23lib-y := efi-stub-helper.o
24lib-$(CONFIG_EFI_ARMSTUB) += arm-stub.o fdt.o
25
26CFLAGS_fdt.o += -I$(srctree)/scripts/dtc/libfdt/