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s390/tools: generate header files in arch/s390/include/generated/ 

Previously, the generated dis.h and facilities.h header files have been
stored in include/generated.  Because they are s390 specific, store them
in the arch/s390/include/generated/asm/ directory.  Also update
references to the header files respectively.

To prevent name collisions with those header files in asm/ that
include the generated ones, rename the generated headers files
and add an -defs suffix.  Also update the generators to create
the ifdef guards respectively.

Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Hendrik Brueckner 2018-01-11 12:13:18 +01:00 committed by Martin Schwidefsky
parent 4381f9f12e
commit 7fbf8315fb
7 changed files with 26 additions and 14 deletions
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3
arch/s390/Makefile
View File

@ -138,8 +138,7 @@ archheaders:
archprepare:
$(Q)$(MAKE) $(build)=$(syscalls) kapi
$(Q)$(MAKE) $(build)=$(tools) include/generated/facilities.h
$(Q)$(MAKE) $(build)=$(tools) include/generated/dis.h
$(Q)$(MAKE) $(build)=$(tools) kapi
# Don't use tabs in echo arguments
define archhelp

2
arch/s390/include/asm/Kbuild
View File

@ -1,4 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
generated-y += dis-defs.h
generated-y += facility-defs.h
generated-y += syscall_table.h
generated-y += unistd_nr.h

2
arch/s390/include/asm/dis.h
View File

@ -9,7 +9,7 @@
#ifndef __ASM_S390_DIS_H__
#define __ASM_S390_DIS_H__
#include <generated/dis.h>
#include <asm/dis-defs.h>
static inline int insn_length(unsigned char code)
{

2
arch/s390/include/asm/facility.h
View File

@ -8,7 +8,7 @@
#ifndef __ASM_FACILITY_H
#define __ASM_FACILITY_H
#include <generated/facilities.h>
#include <asm/facility-defs.h>
#include <linux/string.h>
#include <linux/preempt.h>
#include <asm/lowcore.h>

23
arch/s390/tools/Makefile
View File

@ -3,22 +3,33 @@
# Makefile for s390 specific build tools
#
kapi := arch/$(ARCH)/include/generated/asm
kapi-hdrs-y := $(kapi)/facility-defs.h $(kapi)/dis-defs.h
targets += $(addprefix ../../../,$(kapi-hdrs-y))
PHONY += kapi
kapi: $(kapi-hdrs-y)
hostprogs-y += gen_facilities
hostprogs-y += gen_opcode_table
HOSTCFLAGS_gen_facilities.o += -Wall $(LINUXINCLUDE)
HOSTCFLAGS_gen_opcode_table.o += -Wall $(LINUXINCLUDE)
define filechk_facilities.h
# Ensure output directory exists
_dummy := $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)')
define filechk_facility-defs.h
$(obj)/gen_facilities
endef
define filechk_dis.h
define filechk_dis-defs.h
( $(obj)/gen_opcode_table < $(srctree)/arch/$(ARCH)/tools/opcodes.txt )
endef
include/generated/facilities.h: $(obj)/gen_facilities FORCE
$(call filechk,facilities.h)
$(kapi)/facility-defs.h: $(obj)/gen_facilities FORCE
$(call filechk,facility-defs.h)
include/generated/dis.h: $(obj)/gen_opcode_table FORCE
$(call filechk,dis.h)
$(kapi)/dis-defs.h: $(obj)/gen_opcode_table FORCE
$(call filechk,dis-defs.h)

4
arch/s390/tools/gen_facilities.c
View File

@ -128,8 +128,8 @@ static void print_facility_lists(void)
int main(int argc, char **argv)
{
printf("#ifndef __ASM_S390_FACILITIES__\n");
printf("#define __ASM_S390_FACILITIES__\n");
printf("#ifndef __ASM_S390_FACILITY_DEFS__\n");
printf("#define __ASM_S390_FACILITY_DEFS__\n");
printf("/*\n");
printf(" * DO NOT MODIFY.\n");
printf(" *\n");

4
arch/s390/tools/gen_opcode_table.c
View File

@ -321,8 +321,8 @@ int main(int argc, char **argv)
struct gen_opcode *desc = &_desc;
read_instructions(desc);
printf("#ifndef __S390_GENERATED_DIS_H__\n");
printf("#define __S390_GENERATED_DIS_H__\n");
printf("#ifndef __S390_GENERATED_DIS_DEFS_H__\n");
printf("#define __S390_GENERATED_DIS_DEFS_H__\n");
printf("/*\n");
printf(" * DO NOT MODIFY.\n");
printf(" *\n");