1# SPDX-License-Identifier: GPL-2.0
2uname_M := $(shell uname -m 2>/dev/null || echo not)
3ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
4SODIUM_LIBS := $(shell pkg-config --libs libsodium 2>/dev/null)
5SODIUM_CFLAGS := $(shell pkg-config --cflags libsodium 2>/dev/null)
6
7TEST_GEN_PROGS := vdso_test_gettimeofday
8TEST_GEN_PROGS += vdso_test_getcpu
9TEST_GEN_PROGS += vdso_test_abi
10TEST_GEN_PROGS += vdso_test_clock_getres
11ifeq ($(ARCH),$(filter $(ARCH),x86 x86_64))
12TEST_GEN_PROGS += vdso_standalone_test_x86
13endif
14TEST_GEN_PROGS += vdso_test_correctness
15ifeq ($(uname_M),x86_64)
16TEST_GEN_PROGS += vdso_test_getrandom
17ifneq ($(SODIUM_LIBS),)
18TEST_GEN_PROGS += vdso_test_chacha
19endif
20endif
21
22CFLAGS := -std=gnu99
23
24ifeq ($(CONFIG_X86_32),y)
25LDLIBS += -lgcc_s
26endif
27
28include ../lib.mk
29$(OUTPUT)/vdso_test_gettimeofday: parse_vdso.c vdso_test_gettimeofday.c
30$(OUTPUT)/vdso_test_getcpu: parse_vdso.c vdso_test_getcpu.c
31$(OUTPUT)/vdso_test_abi: parse_vdso.c vdso_test_abi.c
32$(OUTPUT)/vdso_test_clock_getres: vdso_test_clock_getres.c
33
34$(OUTPUT)/vdso_standalone_test_x86: vdso_standalone_test_x86.c parse_vdso.c
35$(OUTPUT)/vdso_standalone_test_x86: CFLAGS +=-nostdlib -fno-asynchronous-unwind-tables -fno-stack-protector
36
37$(OUTPUT)/vdso_test_correctness: vdso_test_correctness.c
38$(OUTPUT)/vdso_test_correctness: LDFLAGS += -ldl
39
40$(OUTPUT)/vdso_test_getrandom: parse_vdso.c
41$(OUTPUT)/vdso_test_getrandom: CFLAGS += -isystem $(top_srcdir)/tools/include \
42                                         -isystem $(top_srcdir)/include/uapi
43
44$(OUTPUT)/vdso_test_chacha: $(top_srcdir)/tools/arch/$(ARCH)/vdso/vgetrandom-chacha.S
45$(OUTPUT)/vdso_test_chacha: LDLIBS += $(SODIUM_LIBS)
46$(OUTPUT)/vdso_test_chacha: CFLAGS += -idirafter $(top_srcdir)/tools/include \
47                                      -idirafter $(top_srcdir)/arch/$(ARCH)/include \
48                                      -idirafter $(top_srcdir)/include \
49                                      -D__ASSEMBLY__ -Wa,--noexecstack $(SODIUM_CFLAGS)
50