linux-kernel - [PATCH v2 3/6] selftests/nolibc: use XARCH for MIPS

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Message-Id: <20231105-nolibc-mips-be-v2-3-4ec993cb5407@weissschuh.net>
Date:   Sun, 05 Nov 2023 12:35:00 +0100
From:   Thomas Weißschuh <linux@...ssschuh.net>
To:     Willy Tarreau <w@....eu>, Shuah Khan <shuah@...nel.org>
Cc:     Zhangjin Wu <falcon@...ylab.org>, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v2 3/6] selftests/nolibc: use XARCH for MIPS

MIPS has many different configurations prepare the support of additional
ones by moving the build of MIPS to the generic XARCH infrastructure.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
Acked-by: Willy Tarreau <w@....eu>
---
 tools/testing/selftests/nolibc/Makefile     | 12 +++++++-----
 tools/testing/selftests/nolibc/run-tests.sh |  2 +-
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/nolibc/Makefile b/tools/testing/selftests/nolibc/Makefile
index c5df1617cbc3..71fa5fdd10b6 100644
--- a/tools/testing/selftests/nolibc/Makefile
+++ b/tools/testing/selftests/nolibc/Makefile
@@ -40,12 +40,14 @@ objtree ?= $(srctree)
 
 # configure default variants for target kernel supported architectures
 XARCH_powerpc    = ppc
+XARCH_mips       = mips32le
 XARCH            = $(or $(XARCH_$(ARCH)),$(ARCH))
 
 # map from user input variants to their kernel supported architectures
 ARCH_ppc         = powerpc
 ARCH_ppc64       = powerpc
 ARCH_ppc64le     = powerpc
+ARCH_mips32le    = mips
 ARCH            := $(or $(ARCH_$(XARCH)),$(XARCH))
 
 # kernel image names by architecture
@@ -54,7 +56,7 @@ 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_mips       = vmlinuz
+IMAGE_mips32le   = vmlinuz
 IMAGE_ppc        = vmlinux
 IMAGE_ppc64      = vmlinux
 IMAGE_ppc64le    = arch/powerpc/boot/zImage
@@ -70,7 +72,7 @@ DEFCONFIG_x86_64     = defconfig
 DEFCONFIG_x86        = defconfig
 DEFCONFIG_arm64      = defconfig
 DEFCONFIG_arm        = multi_v7_defconfig
-DEFCONFIG_mips       = malta_defconfig
+DEFCONFIG_mips32le   = malta_defconfig
 DEFCONFIG_ppc        = pmac32_defconfig
 DEFCONFIG_ppc64      = powernv_be_defconfig
 DEFCONFIG_ppc64le    = powernv_defconfig
@@ -88,7 +90,7 @@ QEMU_ARCH_x86_64     = x86_64
 QEMU_ARCH_x86        = x86_64
 QEMU_ARCH_arm64      = aarch64
 QEMU_ARCH_arm        = arm
-QEMU_ARCH_mips       = mipsel  # works with malta_defconfig
+QEMU_ARCH_mips32le   = mipsel  # works with malta_defconfig
 QEMU_ARCH_ppc        = ppc
 QEMU_ARCH_ppc64      = ppc64
 QEMU_ARCH_ppc64le    = ppc64
@@ -110,7 +112,7 @@ QEMU_ARGS_x86_64     = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(
 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_mips       = -M malta -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
+QEMU_ARGS_mips32le   = -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=%)"
@@ -134,7 +136,7 @@ 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_s390 = -m64
-CFLAGS_mips = -EL
+CFLAGS_mips32le = -EL
 CFLAGS_STACKPROTECTOR ?= $(call cc-option,-mstack-protector-guard=global $(call cc-option,-fstack-protector-all))
 CFLAGS  ?= -Os -fno-ident -fno-asynchronous-unwind-tables -std=c89 -W -Wall -Wextra \
 		$(call cc-option,-fno-stack-protector) \
diff --git a/tools/testing/selftests/nolibc/run-tests.sh b/tools/testing/selftests/nolibc/run-tests.sh
index 1bf020d49f54..8f2c3bc572cb 100755
--- a/tools/testing/selftests/nolibc/run-tests.sh
+++ b/tools/testing/selftests/nolibc/run-tests.sh
@@ -14,7 +14,7 @@ cache_dir="${XDG_CACHE_HOME:-"$HOME"/.cache}"
 download_location="${cache_dir}/crosstools/"
 build_location="$(realpath "${cache_dir}"/nolibc-tests/)"
 perform_download=0
-archs="i386 x86_64 arm64 arm mips ppc ppc64 ppc64le riscv s390 loongarch"
+archs="i386 x86_64 arm64 arm mips32le ppc ppc64 ppc64le riscv s390 loongarch"
 
 TEMP=$(getopt -o 'j:d:c:b:a:ph' -n "$0" -- "$@")
 

-- 
2.42.1