We will add tools support for LoongArch (bpf, perf, objtool, etc.), add build infrastructure and common headers for preparation.
Signed-off-by: Huacai Chen chenhuacai@loongson.cn --- tools/arch/loongarch/include/uapi/asm/bitsperlong.h | 9 +++++++++ tools/scripts/Makefile.arch | 11 ++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) create mode 100644 tools/arch/loongarch/include/uapi/asm/bitsperlong.h
diff --git a/tools/arch/loongarch/include/uapi/asm/bitsperlong.h b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h new file mode 100644 index 000000000000..d4e32b3d4843 --- /dev/null +++ b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef __ASM_LOONGARCH_BITSPERLONG_H +#define __ASM_LOONGARCH_BITSPERLONG_H + +#define __BITS_PER_LONG (__SIZEOF_POINTER__ * 8) + +#include <asm-generic/bitsperlong.h> + +#endif /* __ASM_LOONGARCH_BITSPERLONG_H */ diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch index 0c6c7f456887..1c72d07cb9fe 100644 --- a/tools/scripts/Makefile.arch +++ b/tools/scripts/Makefile.arch @@ -5,7 +5,7 @@ HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ -e s/s390x/s390/ -e s/parisc64/parisc/ \ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \ - -e s/riscv.*/riscv/) + -e s/riscv.*/riscv/ -e s/loongarch.*/loongarch/)
ifndef ARCH ARCH := $(HOSTARCH) @@ -34,6 +34,15 @@ ifeq ($(ARCH),sh64) SRCARCH := sh endif
+# Additional ARCH settings for loongarch +ifeq ($(ARCH),loongarch32) + SRCARCH := loongarch +endif + +ifeq ($(ARCH),loongarch64) + SRCARCH := loongarch +endif + LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1) ifeq ($(LP64), 1) IS_64_BIT := 1
BPF for LoongArch is supported now, add the selftesting support in seccomp_bpf.c.
Signed-off-by: Tiezhu Yang yangtiezhu@loongson.cn Signed-off-by: Huacai Chen chenhuacai@loongson.cn --- tools/testing/selftests/seccomp/seccomp_bpf.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c index 4ae6c8991307..e1c3b7d8ac39 100644 --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -128,6 +128,8 @@ struct seccomp_data { # define __NR_seccomp 277 # elif defined(__csky__) # define __NR_seccomp 277 +# elif defined(__loongarch__) +# define __NR_seccomp 277 # elif defined(__hppa__) # define __NR_seccomp 338 # elif defined(__powerpc__) @@ -1751,6 +1753,10 @@ TEST_F(TRACE_poke, getpid_runs_normally) NT_ARM_SYSTEM_CALL, &__v)); \ } while (0) # define SYSCALL_RET(_regs) (_regs).regs[0] +#elif defined(__loongarch__) +# define ARCH_REGS struct user_pt_regs +# define SYSCALL_NUM(_regs) (_regs).regs[11] +# define SYSCALL_RET(_regs) (_regs).regs[4] #elif defined(__riscv) && __riscv_xlen == 64 # define ARCH_REGS struct user_regs_struct # define SYSCALL_NUM(_regs) (_regs).a7
Ping?
On Sat, Sep 3, 2022 at 5:55 PM Huacai Chen chenhuacai@loongson.cn wrote:
We will add tools support for LoongArch (bpf, perf, objtool, etc.), add build infrastructure and common headers for preparation.
Signed-off-by: Huacai Chen chenhuacai@loongson.cn
tools/arch/loongarch/include/uapi/asm/bitsperlong.h | 9 +++++++++ tools/scripts/Makefile.arch | 11 ++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) create mode 100644 tools/arch/loongarch/include/uapi/asm/bitsperlong.h
diff --git a/tools/arch/loongarch/include/uapi/asm/bitsperlong.h b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h new file mode 100644 index 000000000000..d4e32b3d4843 --- /dev/null +++ b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef __ASM_LOONGARCH_BITSPERLONG_H +#define __ASM_LOONGARCH_BITSPERLONG_H
+#define __BITS_PER_LONG (__SIZEOF_POINTER__ * 8)
+#include <asm-generic/bitsperlong.h>
+#endif /* __ASM_LOONGARCH_BITSPERLONG_H */ diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch index 0c6c7f456887..1c72d07cb9fe 100644 --- a/tools/scripts/Makefile.arch +++ b/tools/scripts/Makefile.arch @@ -5,7 +5,7 @@ HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ -e s/s390x/s390/ -e s/parisc64/parisc/ \ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \
-e s/riscv.*/riscv/)
-e s/riscv.*/riscv/ -e s/loongarch.*/loongarch/)ifndef ARCH ARCH := $(HOSTARCH) @@ -34,6 +34,15 @@ ifeq ($(ARCH),sh64) SRCARCH := sh endif
+# Additional ARCH settings for loongarch +ifeq ($(ARCH),loongarch32)
SRCARCH := loongarch+endif
+ifeq ($(ARCH),loongarch64)
SRCARCH := loongarch+endif
LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1) ifeq ($(LP64), 1) IS_64_BIT := 1 -- 2.31.1
Ping^2?
On Sat, Sep 17, 2022 at 4:57 PM Huacai Chen chenhuacai@kernel.org wrote:
Ping?
On Sat, Sep 3, 2022 at 5:55 PM Huacai Chen chenhuacai@loongson.cn wrote:
We will add tools support for LoongArch (bpf, perf, objtool, etc.), add build infrastructure and common headers for preparation.
Signed-off-by: Huacai Chen chenhuacai@loongson.cn
tools/arch/loongarch/include/uapi/asm/bitsperlong.h | 9 +++++++++ tools/scripts/Makefile.arch | 11 ++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) create mode 100644 tools/arch/loongarch/include/uapi/asm/bitsperlong.h
diff --git a/tools/arch/loongarch/include/uapi/asm/bitsperlong.h b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h new file mode 100644 index 000000000000..d4e32b3d4843 --- /dev/null +++ b/tools/arch/loongarch/include/uapi/asm/bitsperlong.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef __ASM_LOONGARCH_BITSPERLONG_H +#define __ASM_LOONGARCH_BITSPERLONG_H
+#define __BITS_PER_LONG (__SIZEOF_POINTER__ * 8)
+#include <asm-generic/bitsperlong.h>
+#endif /* __ASM_LOONGARCH_BITSPERLONG_H */ diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch index 0c6c7f456887..1c72d07cb9fe 100644 --- a/tools/scripts/Makefile.arch +++ b/tools/scripts/Makefile.arch @@ -5,7 +5,7 @@ HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ -e s/s390x/s390/ -e s/parisc64/parisc/ \ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \
-e s/riscv.*/riscv/)
-e s/riscv.*/riscv/ -e s/loongarch.*/loongarch/)ifndef ARCH ARCH := $(HOSTARCH) @@ -34,6 +34,15 @@ ifeq ($(ARCH),sh64) SRCARCH := sh endif
+# Additional ARCH settings for loongarch +ifeq ($(ARCH),loongarch32)
SRCARCH := loongarch+endif
+ifeq ($(ARCH),loongarch64)
SRCARCH := loongarch+endif
LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1) ifeq ($(LP64), 1) IS_64_BIT := 1 -- 2.31.1
linux-kselftest-mirror@lists.linaro.org
-
Huacai Chen -
Huacai Chen