Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0
2
3# When ARCH not overridden for crosscompiling, lookup machine
4ARCH ?= $(shell uname -m 2>/dev/null || echo not)
5
6ifneq (,$(filter $(ARCH),aarch64 arm64))
7ARM64_SUBTARGETS ?= tags signal pauth fp mte bti abi gcs
8else
9ARM64_SUBTARGETS :=
10endif
11
12CFLAGS := -Wall -O2 -g
13
14# A proper top_srcdir is needed by KSFT(lib.mk)
15top_srcdir = $(realpath ../../../../)
16
17# Additional include paths needed by kselftest.h and local headers
18CFLAGS += -I$(top_srcdir)/tools/testing/selftests/
19
20CFLAGS += $(KHDR_INCLUDES)
21
22CFLAGS += -I$(top_srcdir)/tools/include
23
24OUTPUT ?= $(CURDIR)
25
26export CFLAGS
27export top_srcdir
28
29all:
30 @for DIR in $(ARM64_SUBTARGETS); do \
31 BUILD_TARGET=$(OUTPUT)/$$DIR; \
32 mkdir -p $$BUILD_TARGET; \
33 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \
34 done
35
36install: all
37 @for DIR in $(ARM64_SUBTARGETS); do \
38 BUILD_TARGET=$(OUTPUT)/$$DIR; \
39 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \
40 done
41
42run_tests: all
43 @for DIR in $(ARM64_SUBTARGETS); do \
44 BUILD_TARGET=$(OUTPUT)/$$DIR; \
45 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \
46 done
47
48# Avoid any output on non arm64 on emit_tests
49emit_tests:
50 @for DIR in $(ARM64_SUBTARGETS); do \
51 BUILD_TARGET=$(OUTPUT)/$$DIR; \
52 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \
53 done
54
55clean:
56 @for DIR in $(ARM64_SUBTARGETS); do \
57 BUILD_TARGET=$(OUTPUT)/$$DIR; \
58 make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \
59 done
60
61.PHONY: all clean install run_tests emit_tests