From patchwork Mon Apr 22 07:07:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dev Jain X-Patchwork-Id: 13637725 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 753F34AEE0; Mon, 22 Apr 2024 07:09:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713769748; cv=none; b=Zcr3Fo3etY1vYCUwDWpZFpCgMqDwFb+Iq0oPkTM0upHJ9yCNG+IW1RBtzULwJK9TATh32oNswAaf2NsSHDvFFCTZF7X7EvyGz7hh7/bVqE3zUas+4HX0hP98T2Lrg21r4nN9PwmEaRan8tsI3DfHGpcMgJ0yxmXGmivqv50bb6E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713769748; c=relaxed/simple; bh=28b+Uc5vS3cu/g0Cy9Nux8bRU5W6BmMuyGIHQvZIBjc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Xhclm5pHm5dKyrwmyfuj2qOTztn9zdFwKTLLZi7SM+z/ebvMh28fehaZ8+b6aO6hP2fwsCyrL+rx8/+k52I7aWZvfbaq4PG8PX7qRFFvnBAvwl2u7mPDi2eFH7xxmSAkOOECtvHLJEFc7V+L1yZYtqOsNQT8zp5LzjYeQsHF1TU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 33D641476; Mon, 22 Apr 2024 00:09:34 -0700 (PDT) Received: from e116581.blr.arm.com (e116581.arm.com [10.162.41.8]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 24BCB3F7BD; Mon, 22 Apr 2024 00:09:00 -0700 (PDT) From: Dev Jain To: shuah@kernel.org, linux-arm-kernel@lists.infradead.org Cc: linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Anshuman.Khandual@arm.com, suzuki.poulose@arm.com, ryan.roberts@arm.com, rob.herring@arm.com, Catalin.Marinas@arm.com, broonie@kernel.org, will@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, Dev Jain Subject: [PATCH v2 4/4] selftests: Add build infrastructure along with README Date: Mon, 22 Apr 2024 12:37:17 +0530 Message-Id: <20240422070717.2194201-5-dev.jain@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240422070717.2194201-1-dev.jain@arm.com> References: <20240422070717.2194201-1-dev.jain@arm.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add arm target, individual Makefile targets, and instructions to build the tests, along with .gitignore files and a config file. Signed-off-by: Dev Jain --- tools/testing/selftests/Makefile | 1 + tools/testing/selftests/arm/Makefile | 57 +++++++++++++++++++ tools/testing/selftests/arm/README | 31 ++++++++++ tools/testing/selftests/arm/config | 1 + tools/testing/selftests/arm/elf/.gitignore | 2 + tools/testing/selftests/arm/elf/Makefile | 6 ++ tools/testing/selftests/arm/mm/.gitignore | 2 + tools/testing/selftests/arm/mm/Makefile | 6 ++ tools/testing/selftests/arm/signal/.gitignore | 3 + tools/testing/selftests/arm/signal/Makefile | 30 ++++++++++ 10 files changed, 139 insertions(+) create mode 100644 tools/testing/selftests/arm/Makefile create mode 100644 tools/testing/selftests/arm/README create mode 100644 tools/testing/selftests/arm/config create mode 100644 tools/testing/selftests/arm/elf/.gitignore create mode 100644 tools/testing/selftests/arm/elf/Makefile create mode 100644 tools/testing/selftests/arm/mm/.gitignore create mode 100644 tools/testing/selftests/arm/mm/Makefile create mode 100644 tools/testing/selftests/arm/signal/.gitignore create mode 100644 tools/testing/selftests/arm/signal/Makefile diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile index e1504833654d..3966d2541ef7 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 TARGETS += alsa TARGETS += amd-pstate +TARGETS += arm TARGETS += arm64 TARGETS += bpf TARGETS += breakpoints diff --git a/tools/testing/selftests/arm/Makefile b/tools/testing/selftests/arm/Makefile new file mode 100644 index 000000000000..039224bc006e --- /dev/null +++ b/tools/testing/selftests/arm/Makefile @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: GPL-2.0 + +# When ARCH not overridden for crosscompiling, lookup machine +ARCH ?= $(shell uname -m 2>/dev/null || echo not) + +ifneq (,$(filter $(ARCH),aarch64 arm64 arm armv7l armv8l)) +ARM_SUBTARGETS ?= mm signal elf +else +ARM_SUBTARGETS := +endif + +CFLAGS := -Wall -O2 -g -static + +# A proper top_srcdir is needed by KSFT(lib.mk) +top_srcdir = $(realpath ../../../../) + +# Additional include paths needed by kselftest.h and local headers +CFLAGS += -I$(top_srcdir)/tools/testing/selftests/ + +CFLAGS += -I$(top_srcdir)/tools/include + +export CFLAGS +export top_srcdir + +all: + @for DIR in $(ARM_SUBTARGETS); do \ + BUILD_TARGET=$(OUTPUT)/$$DIR; \ + mkdir -p $$BUILD_TARGET; \ + make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ + done + +install: all + @for DIR in $(ARM_SUBTARGETS); do \ + BUILD_TARGET=$(OUTPUT)/$$DIR; \ + make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ + done + +run_tests: all + @for DIR in $(ARM_SUBTARGETS); do \ + BUILD_TARGET=$(OUTPUT)/$$DIR; \ + make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ + done + +# Avoid any output on non arm on emit_tests +emit_tests: + @for DIR in $(ARM_SUBTARGETS); do \ + BUILD_TARGET=$(OUTPUT)/$$DIR; \ + make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ + done + +clean: + @for DIR in $(ARM_SUBTARGETS); do \ + BUILD_TARGET=$(OUTPUT)/$$DIR; \ + make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ + done + +.PHONY: all clean install run_tests emit_tests diff --git a/tools/testing/selftests/arm/README b/tools/testing/selftests/arm/README new file mode 100644 index 000000000000..1a05c043d7ee --- /dev/null +++ b/tools/testing/selftests/arm/README @@ -0,0 +1,31 @@ +KSelfTest ARM +=============== + +- This is a series of compatibility tests, wherein the source files are + built statically into a 32 bit ELF; they should pass on both 32 and 64 + bit kernels. They are not built or run but just skipped completely when + env-variable ARCH is found to be different than 'arm64' or 'arm' and + `uname -m` reports other than 'aarch64', 'armv7l' or 'armv8l'. + +- Please ensure that the test kernel is built with CONFIG_COMPAT enabled. + +- Holding true the above, ARM KSFT tests can be run within the KSelfTest + framework using standard Linux top-level-makefile targets. Please set + $(CROSS_COMPILE) to 'arm-linux-gnueabi-' or 'arm-linux-gnueabihf-'. + + $ make TARGETS=arm kselftest-clean + $ make $(CROSS_COMPILE) TARGETS=arm kselftest + + or + + $ make $(CROSS_COMPILE) -C tools/testing/selftests TARGETS=arm \ + INSTALL_PATH= install + + or, alternatively, only specific arm/ subtargets can be picked: + + $ make $(CROSS_COMPILE) -C tools/testing/selftests TARGETS=arm \ + ARM_SUBTARGETS="signal" INSTALL_PATH= \ + install + + Further details on building and running KFST can be found in: + Documentation/dev-tools/kselftest.rst diff --git a/tools/testing/selftests/arm/config b/tools/testing/selftests/arm/config new file mode 100644 index 000000000000..9b072bae787e --- /dev/null +++ b/tools/testing/selftests/arm/config @@ -0,0 +1 @@ +CONFIG_COMPAT=y diff --git a/tools/testing/selftests/arm/elf/.gitignore b/tools/testing/selftests/arm/elf/.gitignore new file mode 100644 index 000000000000..41458ecbcd72 --- /dev/null +++ b/tools/testing/selftests/arm/elf/.gitignore @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only +parse_elf diff --git a/tools/testing/selftests/arm/elf/Makefile b/tools/testing/selftests/arm/elf/Makefile new file mode 100644 index 000000000000..86636fe02994 --- /dev/null +++ b/tools/testing/selftests/arm/elf/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +# Copyright (C) 2024 ARM Limited + +TEST_GEN_PROGS := parse_elf + +include ../../lib.mk diff --git a/tools/testing/selftests/arm/mm/.gitignore b/tools/testing/selftests/arm/mm/.gitignore new file mode 100644 index 000000000000..eb28169bb1b5 --- /dev/null +++ b/tools/testing/selftests/arm/mm/.gitignore @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only +compat_va diff --git a/tools/testing/selftests/arm/mm/Makefile b/tools/testing/selftests/arm/mm/Makefile new file mode 100644 index 000000000000..d8bfa45df98c --- /dev/null +++ b/tools/testing/selftests/arm/mm/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +# Copyright (C) 2024 ARM Limited + +TEST_GEN_PROGS := compat_va + +include ../../lib.mk diff --git a/tools/testing/selftests/arm/signal/.gitignore b/tools/testing/selftests/arm/signal/.gitignore new file mode 100644 index 000000000000..26929e3c20ea --- /dev/null +++ b/tools/testing/selftests/arm/signal/.gitignore @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only +mangle_cpsr_aif_bits +mangle_cpsr_invalid_compat_toggle diff --git a/tools/testing/selftests/arm/signal/Makefile b/tools/testing/selftests/arm/signal/Makefile new file mode 100644 index 000000000000..3540a25de75a --- /dev/null +++ b/tools/testing/selftests/arm/signal/Makefile @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: GPL-2.0 +# Copyright (C) 2024 ARM Limited + +# Additional include paths needed by kselftest.h and local headers +CFLAGS += -D_GNU_SOURCE -std=gnu99 -I. + +SRCS := $(filter-out testcases/testcases.c,$(wildcard testcases/*.c)) +PROGS := $(patsubst %.c,%,$(SRCS)) + +# Generated binaries to be installed by top KSFT script +TEST_GEN_PROGS := $(notdir $(PROGS)) + +# Get Kernel headers installed and use them. + +# Including KSFT lib.mk here will also mangle the TEST_GEN_PROGS list +# to account for any OUTPUT target-dirs optionally provided by +# the toplevel makefile +include ../../lib.mk + +$(TEST_GEN_PROGS): $(PROGS) + cp $(PROGS) $(OUTPUT)/ + +# Common test-unit targets to build common-layout test-cases executables +# Needs secondary expansion to properly include the testcase c-file in pre-reqs +COMMON_SOURCES := test_signals.c test_signals_utils.c +COMMON_HEADERS := test_signals.h test_signals_utils.h + +.SECONDEXPANSION: +$(PROGS): $$@.c ${COMMON_SOURCES} ${COMMON_HEADERS} + $(CC) $(CFLAGS) ${@}.c ${COMMON_SOURCES} -o $@