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mips: syscalls: switch to generic syscallhdr.sh

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Many architectures duplicate similar shell scripts.

This commit converts mips to use scripts/syscallhdr.sh.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Masahiro Yamada
2021-03-01 23:48:25 +09:00
committed by Thomas Bogendoerfer
parent ecbba30fbf
commit 6228bd6528
2 changed files with 2 additions and 44 deletions
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10
arch/mips/kernel/syscalls/Makefile
View File

@@ -8,15 +8,12 @@ _dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)') \
syscalln32 := $(src)/syscall_n32.tbl syscalln32 := $(src)/syscall_n32.tbl
syscalln64 := $(src)/syscall_n64.tbl syscalln64 := $(src)/syscall_n64.tbl
syscallo32 := $(src)/syscall_o32.tbl syscallo32 := $(src)/syscall_o32.tbl
syshdr := $(srctree)/$(src)/syscallhdr.sh syshdr := $(srctree)/scripts/syscallhdr.sh
sysnr := $(srctree)/$(src)/syscallnr.sh sysnr := $(srctree)/$(src)/syscallnr.sh
systbl := $(srctree)/scripts/syscalltbl.sh systbl := $(srctree)/scripts/syscalltbl.sh
quiet_cmd_syshdr = SYSHDR $@ quiet_cmd_syshdr = SYSHDR $@
cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \ cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --offset __NR_Linux $< $@
'$(syshdr_abis_$(basetarget))' \
'$(syshdr_pfx_$(basetarget))' \
'$(syshdr_offset_$(basetarget))'
quiet_cmd_sysnr = SYSNR $@ quiet_cmd_sysnr = SYSNR $@
cmd_sysnr = $(CONFIG_SHELL) '$(sysnr)' '$<' '$@' \ cmd_sysnr = $(CONFIG_SHELL) '$(sysnr)' '$<' '$@' \
@@ -27,15 +24,12 @@ quiet_cmd_sysnr = SYSNR $@
quiet_cmd_systbl = SYSTBL $@ quiet_cmd_systbl = SYSTBL $@
cmd_systbl = $(CONFIG_SHELL) $(systbl) $< $@ cmd_systbl = $(CONFIG_SHELL) $(systbl) $< $@
syshdr_offset_unistd_n32 := __NR_Linux
$(uapi)/unistd_n32.h: $(syscalln32) $(syshdr) FORCE $(uapi)/unistd_n32.h: $(syscalln32) $(syshdr) FORCE
$(call if_changed,syshdr) $(call if_changed,syshdr)
syshdr_offset_unistd_n64 := __NR_Linux
$(uapi)/unistd_n64.h: $(syscalln64) $(syshdr) FORCE $(uapi)/unistd_n64.h: $(syscalln64) $(syshdr) FORCE
$(call if_changed,syshdr) $(call if_changed,syshdr)
syshdr_offset_unistd_o32 := __NR_Linux
$(uapi)/unistd_o32.h: $(syscallo32) $(syshdr) FORCE $(uapi)/unistd_o32.h: $(syscallo32) $(syshdr) FORCE
$(call if_changed,syshdr) $(call if_changed,syshdr)

36
arch/mips/kernel/syscalls/syscallhdr.sh
View File

@@ -1,36 +0,0 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
my_abis=`echo "($3)" | tr ',' '|'`
prefix="$4"
offset="$5"
fileguard=_UAPI_ASM_MIPS_`basename "$out" | sed \
-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
-e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'`
grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
printf "#ifndef %s\n" "${fileguard}"
printf "#define %s\n" "${fileguard}"
printf "\n"
nxt=0
while read nr abi name entry compat ; do
if [ -z "$offset" ]; then
printf "#define __NR_%s%s\t%s\n" \
"${prefix}" "${name}" "${nr}"
else
printf "#define __NR_%s%s\t(%s + %s)\n" \
"${prefix}" "${name}" "${offset}" "${nr}"
fi
nxt=$((nr+1))
done
printf "\n"
printf "#ifdef __KERNEL__\n"
printf "#define __NR_syscalls\t%s\n" "${nxt}"
printf "#endif\n"
printf "\n"
printf "#endif /* %s */\n" "${fileguard}"
) > "$out"