diff options
Diffstat (limited to 'tools/testing/selftests/nolibc/Makefile')
| -rw-r--r-- | tools/testing/selftests/nolibc/Makefile | 343 |
1 files changed, 14 insertions, 329 deletions
diff --git a/tools/testing/selftests/nolibc/Makefile b/tools/testing/selftests/nolibc/Makefile index 94176ffe4646..40f5c2908dda 100644 --- a/tools/testing/selftests/nolibc/Makefile +++ b/tools/testing/selftests/nolibc/Makefile @@ -1,341 +1,26 @@ # SPDX-License-Identifier: GPL-2.0 -# Makefile for nolibc tests -# we're in ".../tools/testing/selftests/nolibc" -ifeq ($(srctree),) -srctree := $(patsubst %/tools/testing/selftests/,%,$(dir $(CURDIR))) -endif - -include $(srctree)/tools/scripts/utilities.mak -# We need this for the "__cc-option" macro. -include $(srctree)/scripts/Makefile.compiler - -ifneq ($(O),) -ifneq ($(call is-absolute,$(O)),y) -$(error Only absolute O= parameters are supported) -endif -objtree := $(O) -else -objtree ?= $(srctree) -endif - -ifeq ($(ARCH),) -include $(srctree)/scripts/subarch.include -ARCH = $(SUBARCH) -endif - -cc-option = $(call __cc-option, $(CC),$(CLANG_CROSS_FLAGS),$(1),$(2)) - -# XARCH extends the kernel's ARCH with a few variants of the same -# architecture that only differ by the configuration, the toolchain -# and the Qemu program used. It is copied as-is into ARCH except for -# a few specific values which are mapped like this: -# -# XARCH | ARCH | config -# -------------|-----------|------------------------- -# ppc | powerpc | 32 bits -# ppc64 | powerpc | 64 bits big endian -# ppc64le | powerpc | 64 bits little endian -# -# It is recommended to only use XARCH, though it does not harm if -# ARCH is already set. For simplicity, ARCH is sufficient for all -# architectures where both are equal. - -# configure default variants for target kernel supported architectures -XARCH_powerpc = ppc -XARCH_mips = mips32le -XARCH_riscv = riscv64 -XARCH = $(or $(XARCH_$(ARCH)),$(ARCH)) - -# map from user input variants to their kernel supported architectures -ARCH_armthumb = arm -ARCH_ppc = powerpc -ARCH_ppc64 = powerpc -ARCH_ppc64le = powerpc -ARCH_mips32le = mips -ARCH_mips32be = mips -ARCH_riscv32 = riscv -ARCH_riscv64 = riscv -ARCH_s390x = s390 -ARCH_sparc32 = sparc -ARCH_sparc64 = sparc -ARCH := $(or $(ARCH_$(XARCH)),$(XARCH)) -# kernel image names by architecture -IMAGE_i386 = arch/x86/boot/bzImage -IMAGE_x86_64 = arch/x86/boot/bzImage -IMAGE_x86 = arch/x86/boot/bzImage -IMAGE_arm64 = arch/arm64/boot/Image -IMAGE_arm = arch/arm/boot/zImage -IMAGE_armthumb = arch/arm/boot/zImage -IMAGE_mips32le = vmlinuz -IMAGE_mips32be = vmlinuz -IMAGE_ppc = vmlinux -IMAGE_ppc64 = vmlinux -IMAGE_ppc64le = arch/powerpc/boot/zImage -IMAGE_riscv = arch/riscv/boot/Image -IMAGE_riscv32 = arch/riscv/boot/Image -IMAGE_riscv64 = arch/riscv/boot/Image -IMAGE_s390x = arch/s390/boot/bzImage -IMAGE_s390 = arch/s390/boot/bzImage -IMAGE_loongarch = arch/loongarch/boot/vmlinuz.efi -IMAGE_sparc32 = arch/sparc/boot/image -IMAGE_sparc64 = arch/sparc/boot/image -IMAGE_m68k = vmlinux -IMAGE = $(objtree)/$(IMAGE_$(XARCH)) -IMAGE_NAME = $(notdir $(IMAGE)) +TEST_GEN_PROGS := nolibc-test -# default kernel configurations that appear to be usable -DEFCONFIG_i386 = defconfig -DEFCONFIG_x86_64 = defconfig -DEFCONFIG_x86 = defconfig -DEFCONFIG_arm64 = defconfig -DEFCONFIG_arm = multi_v7_defconfig -DEFCONFIG_armthumb = multi_v7_defconfig -DEFCONFIG_mips32le = malta_defconfig -DEFCONFIG_mips32be = malta_defconfig generic/eb.config -DEFCONFIG_ppc = pmac32_defconfig -DEFCONFIG_ppc64 = powernv_be_defconfig -DEFCONFIG_ppc64le = powernv_defconfig -DEFCONFIG_riscv = defconfig -DEFCONFIG_riscv32 = rv32_defconfig -DEFCONFIG_riscv64 = defconfig -DEFCONFIG_s390x = defconfig -DEFCONFIG_s390 = defconfig compat.config -DEFCONFIG_loongarch = defconfig -DEFCONFIG_sparc32 = sparc32_defconfig -DEFCONFIG_sparc64 = sparc64_defconfig -DEFCONFIG_m68k = virt_defconfig -DEFCONFIG = $(DEFCONFIG_$(XARCH)) +include ../lib.mk +include $(top_srcdir)/scripts/Makefile.compiler -EXTRACONFIG_m68k = -e CONFIG_BLK_DEV_INITRD -EXTRACONFIG = $(EXTRACONFIG_$(XARCH)) -EXTRACONFIG_arm = -e CONFIG_NAMESPACES -EXTRACONFIG_armthumb = -e CONFIG_NAMESPACES - -# optional tests to run (default = all) -TEST = - -# QEMU_ARCH: arch names used by qemu -QEMU_ARCH_i386 = i386 -QEMU_ARCH_x86_64 = x86_64 -QEMU_ARCH_x86 = x86_64 -QEMU_ARCH_arm64 = aarch64 -QEMU_ARCH_arm = arm -QEMU_ARCH_armthumb = arm -QEMU_ARCH_mips32le = mipsel # works with malta_defconfig -QEMU_ARCH_mips32be = mips -QEMU_ARCH_ppc = ppc -QEMU_ARCH_ppc64 = ppc64 -QEMU_ARCH_ppc64le = ppc64 -QEMU_ARCH_riscv = riscv64 -QEMU_ARCH_riscv32 = riscv32 -QEMU_ARCH_riscv64 = riscv64 -QEMU_ARCH_s390x = s390x -QEMU_ARCH_s390 = s390x -QEMU_ARCH_loongarch = loongarch64 -QEMU_ARCH_sparc32 = sparc -QEMU_ARCH_sparc64 = sparc64 -QEMU_ARCH_m68k = m68k -QEMU_ARCH = $(QEMU_ARCH_$(XARCH)) - -QEMU_ARCH_USER_ppc64le = ppc64le -QEMU_ARCH_USER = $(or $(QEMU_ARCH_USER_$(XARCH)),$(QEMU_ARCH_$(XARCH))) - -QEMU_BIOS_DIR = /usr/share/edk2/ -QEMU_BIOS_loongarch = $(QEMU_BIOS_DIR)/loongarch64/OVMF_CODE.fd - -ifneq ($(QEMU_BIOS_$(XARCH)),) -QEMU_ARGS_BIOS = -bios $(QEMU_BIOS_$(XARCH)) -endif - -# QEMU_ARGS : some arch-specific args to pass to qemu -QEMU_ARGS_i386 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_x86_64 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_x86 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_arm64 = -M virt -cpu cortex-a53 -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_arm = -M virt -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_armthumb = -M virt -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_mips32le = -M malta -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_mips32be = -M malta -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_ppc = -M g3beige -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_ppc64 = -M powernv -append "console=hvc0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_ppc64le = -M powernv -append "console=hvc0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_riscv = -M virt -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_riscv32 = -M virt -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_riscv64 = -M virt -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_s390x = -M s390-ccw-virtio -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_s390 = -M s390-ccw-virtio -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_loongarch = -M virt -append "console=ttyS0,115200 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_sparc32 = -M SS-5 -m 256M -append "console=ttyS0,115200 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_sparc64 = -M sun4u -append "console=ttyS0,115200 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS_m68k = -M virt -append "console=ttyGF0,115200 panic=-1 $(TEST:%=NOLIBC_TEST=%)" -QEMU_ARGS = -m 1G $(QEMU_ARGS_$(XARCH)) $(QEMU_ARGS_BIOS) $(QEMU_ARGS_EXTRA) - -# OUTPUT is only set when run from the main makefile, otherwise -# it defaults to this nolibc directory. -OUTPUT ?= $(CURDIR)/ - -ifeq ($(V),1) -Q= -else -Q=@ -endif +cc-option = $(call __cc-option, $(CC),,$(1),$(2)) -CFLAGS_i386 = $(call cc-option,-m32) -CFLAGS_arm = -marm -CFLAGS_armthumb = -mthumb -march=armv6t2 -CFLAGS_ppc = -m32 -mbig-endian -mno-vsx $(call cc-option,-mmultiple) -CFLAGS_ppc64 = -m64 -mbig-endian -mno-vsx $(call cc-option,-mmultiple) -CFLAGS_ppc64le = -m64 -mlittle-endian -mno-vsx $(call cc-option,-mabi=elfv2) -CFLAGS_s390x = -m64 -CFLAGS_s390 = -m31 -CFLAGS_mips32le = -EL -mabi=32 -fPIC -CFLAGS_mips32be = -EB -mabi=32 -CFLAGS_sparc32 = $(call cc-option,-m32) -ifeq ($(origin XARCH),command line) -CFLAGS_XARCH = $(CFLAGS_$(XARCH)) -endif -CFLAGS_STACKPROTECTOR ?= $(call cc-option,-mstack-protector-guard=global $(call cc-option,-fstack-protector-all)) -CFLAGS_SANITIZER ?= $(call cc-option,-fsanitize=undefined -fsanitize-trap=all) -CFLAGS ?= -Os -fno-ident -fno-asynchronous-unwind-tables -std=c89 -W -Wall -Wextra \ - $(call cc-option,-fno-stack-protector) $(call cc-option,-Wmissing-prototypes) \ - $(CFLAGS_XARCH) $(CFLAGS_STACKPROTECTOR) $(CFLAGS_SANITIZER) $(CFLAGS_EXTRA) -LDFLAGS := +include Makefile.include -LIBGCC := -lgcc +CFLAGS = -nostdlib -nostdinc -static \ + -isystem $(top_srcdir)/tools/include/nolibc -isystem $(top_srcdir)/usr/include \ + $(CFLAGS_NOLIBC_TEST) -ifneq ($(LLVM),) -# Not needed for clang -LIBGCC := +ifeq ($(LLVM),) +LDLIBS := -lgcc endif -# Modify CFLAGS based on LLVM= -include $(srctree)/tools/scripts/Makefile.include - -# GCC uses "s390", clang "systemz" -CLANG_CROSS_FLAGS := $(subst --target=s390-linux,--target=systemz-linux,$(CLANG_CROSS_FLAGS)) - -REPORT ?= awk '/\[OK\][\r]*$$/{p++} /\[FAIL\][\r]*$$/{if (!f) printf("\n"); f++; print;} /\[SKIPPED\][\r]*$$/{s++} \ - END{ printf("\n%3d test(s): %3d passed, %3d skipped, %3d failed => status: ", p+s+f, p, s, f); \ - if (f || !p) printf("failure\n"); else if (s) printf("warning\n"); else printf("success\n");; \ - printf("\nSee all results in %s\n", ARGV[1]); }' +$(OUTPUT)/nolibc-test: nolibc-test.c nolibc-test-linkage.c | headers help: - @echo "Supported targets under selftests/nolibc:" - @echo " all call the \"run\" target below" - @echo " help this help" - @echo " sysroot create the nolibc sysroot here (uses \$$ARCH)" - @echo " nolibc-test build the executable (uses \$$CC and \$$CROSS_COMPILE)" - @echo " libc-test build an executable using the compiler's default libc instead" - @echo " run-user runs the executable under QEMU (uses \$$XARCH, \$$TEST)" - @echo " initramfs.cpio prepare the initramfs archive with nolibc-test" - @echo " initramfs prepare the initramfs tree with nolibc-test" - @echo " defconfig create a fresh new default config (uses \$$XARCH)" - @echo " kernel (re)build the kernel (uses \$$XARCH)" - @echo " kernel-standalone (re)build the kernel with the initramfs (uses \$$XARCH)" - @echo " run runs the kernel in QEMU after building it (uses \$$XARCH, \$$TEST)" - @echo " rerun runs a previously prebuilt kernel in QEMU (uses \$$XARCH, \$$TEST)" - @echo " clean clean the sysroot, initramfs, build and output files" - @echo "" - @echo "The output file is \"run.out\". Test ranges may be passed using \$$TEST." - @echo "" - @echo "Currently using the following variables:" - @echo " ARCH = $(ARCH)" - @echo " XARCH = $(XARCH)" - @echo " CROSS_COMPILE = $(CROSS_COMPILE)" - @echo " CC = $(CC)" - @echo " OUTPUT = $(OUTPUT)" - @echo " TEST = $(TEST)" - @echo " QEMU_ARCH = $(if $(QEMU_ARCH),$(QEMU_ARCH),UNKNOWN_ARCH) [determined from \$$XARCH]" - @echo " IMAGE_NAME = $(if $(IMAGE_NAME),$(IMAGE_NAME),UNKNOWN_ARCH) [determined from \$$XARCH]" - @echo "" - -all: run - -sysroot: sysroot/$(ARCH)/include - -sysroot/$(ARCH)/include: - $(Q)rm -rf sysroot/$(ARCH) sysroot/sysroot - $(QUIET_MKDIR)mkdir -p sysroot - $(Q)$(MAKE) -C $(srctree) outputmakefile - $(Q)$(MAKE) -C $(srctree)/tools/include/nolibc ARCH=$(ARCH) OUTPUT=$(CURDIR)/sysroot/ headers_standalone headers_check - $(Q)mv sysroot/sysroot sysroot/$(ARCH) - -ifneq ($(NOLIBC_SYSROOT),0) -nolibc-test: nolibc-test.c nolibc-test-linkage.c sysroot/$(ARCH)/include - $(QUIET_CC)$(CC) $(CFLAGS) $(LDFLAGS) -o $@ \ - -nostdlib -nostdinc -static -Isysroot/$(ARCH)/include nolibc-test.c nolibc-test-linkage.c $(LIBGCC) -else -nolibc-test: nolibc-test.c nolibc-test-linkage.c - $(QUIET_CC)$(CC) $(CFLAGS) $(LDFLAGS) -o $@ \ - -nostdlib -static -include $(srctree)/tools/include/nolibc/nolibc.h nolibc-test.c nolibc-test-linkage.c $(LIBGCC) -endif - -libc-test: nolibc-test.c nolibc-test-linkage.c - $(QUIET_CC)$(HOSTCC) -o $@ nolibc-test.c nolibc-test-linkage.c - -# local libc-test -run-libc-test: libc-test - $(Q)./libc-test > "$(CURDIR)/run.out" || : - $(Q)$(REPORT) $(CURDIR)/run.out - -# local nolibc-test -run-nolibc-test: nolibc-test - $(Q)./nolibc-test > "$(CURDIR)/run.out" || : - $(Q)$(REPORT) $(CURDIR)/run.out - -# qemu user-land test -run-user: nolibc-test - $(Q)qemu-$(QEMU_ARCH_USER) ./nolibc-test > "$(CURDIR)/run.out" || : - $(Q)$(REPORT) $(CURDIR)/run.out - -initramfs.cpio: kernel nolibc-test - $(QUIET_GEN)echo 'file /init nolibc-test 755 0 0' | $(objtree)/usr/gen_init_cpio - > initramfs.cpio - -initramfs: nolibc-test - $(QUIET_MKDIR)mkdir -p initramfs - $(call QUIET_INSTALL, initramfs/init) - $(Q)cp nolibc-test initramfs/init - -defconfig: - $(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) $(DEFCONFIG) - $(Q)if [ -n "$(EXTRACONFIG)" ]; then \ - $(srctree)/scripts/config --file $(objtree)/.config $(EXTRACONFIG); \ - $(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) olddefconfig < /dev/null; \ - fi - -kernel: | defconfig - $(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) $(IMAGE_NAME) < /dev/null - -kernel-standalone: initramfs | defconfig - $(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) $(IMAGE_NAME) CONFIG_INITRAMFS_SOURCE=$(CURDIR)/initramfs < /dev/null - -# run the tests after building the kernel -run: kernel initramfs.cpio - $(Q)qemu-system-$(QEMU_ARCH) -display none -no-reboot -kernel "$(IMAGE)" -initrd initramfs.cpio -serial stdio $(QEMU_ARGS) > "$(CURDIR)/run.out" - $(Q)$(REPORT) $(CURDIR)/run.out - -# re-run the tests from an existing kernel -rerun: - $(Q)qemu-system-$(QEMU_ARCH) -display none -no-reboot -kernel "$(IMAGE)" -initrd initramfs.cpio -serial stdio $(QEMU_ARGS) > "$(CURDIR)/run.out" - $(Q)$(REPORT) $(CURDIR)/run.out - -# report with existing test log -report: - $(Q)$(REPORT) $(CURDIR)/run.out - -clean: - $(call QUIET_CLEAN, sysroot) - $(Q)rm -rf sysroot - $(call QUIET_CLEAN, nolibc-test) - $(Q)rm -f nolibc-test - $(call QUIET_CLEAN, libc-test) - $(Q)rm -f libc-test - $(call QUIET_CLEAN, initramfs.cpio) - $(Q)rm -rf initramfs.cpio - $(call QUIET_CLEAN, initramfs) - $(Q)rm -rf initramfs - $(call QUIET_CLEAN, run.out) - $(Q)rm -rf run.out + @echo "For the custom nolibc testsuite use '$(MAKE) -f Makefile.nolibc'; available targets:" + @$(MAKE) -f Makefile.nolibc help -.PHONY: sysroot/$(ARCH)/include +.PHONY: help |