[v2,4/5] alpha: add system call table generation support

diff --git a/arch/alpha/kernel/syscalls/Makefile b/arch/alpha/kernel/syscalls/Makefile
new file mode 100644
index 0000000..659faef
--- /dev/null
+++ b/arch/alpha/kernel/syscalls/Makefile
@@ -0,0 +1,38 @@ 
+# SPDX-License-Identifier: GPL-2.0
+kapi := arch/$(SRCARCH)/include/generated/asm
+uapi := arch/$(SRCARCH)/include/generated/uapi/asm
+
+_dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)')	\
+	  $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)')
+
+syscall := $(srctree)/$(src)/syscall.tbl
+syshdr := $(srctree)/$(src)/syscallhdr.sh
+systbl := $(srctree)/$(src)/syscalltbl.sh
+
+quiet_cmd_syshdr = SYSHDR  $@
+      cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@'	\
+		   '$(syshdr_abis_$(basetarget))'		\
+		   '$(syshdr_pfx_$(basetarget))'		\
+		   '$(syshdr_offset_$(basetarget))'
+
+quiet_cmd_systbl = SYSTBL  $@
+      cmd_systbl = $(CONFIG_SHELL) '$(systbl)' '$<' '$@'	\
+		   '$(systbl_abis_$(basetarget))'		\
+		   '$(systbl_abi_$(basetarget))'		\
+		   '$(systbl_offset_$(basetarget))'
+
+$(uapi)/unistd_32.h: $(syscall) $(syshdr)
+	$(call if_changed,syshdr)
+
+$(kapi)/syscall_table.h: $(syscall) $(systbl)
+	$(call if_changed,systbl)
+
+uapisyshdr-y		+= unistd_32.h
+kapisyshdr-y		+= syscall_table.h
+
+targets	+= $(uapisyshdr-y) $(kapisyshdr-y)
+
+PHONY += all
+all: $(addprefix $(uapi)/,$(uapisyshdr-y))
+all: $(addprefix $(kapi)/,$(kapisyshdr-y))
+	@:
diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl
new file mode 100644
index 0000000..b3e17c6
--- /dev/null
+++ b/arch/alpha/kernel/syscalls/syscall.tbl
@@ -0,0 +1,453 @@ 
+# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
+#
+# system call numbers and entry vectors for alpha
+#
+# The format is:
+# <number> <abi> <name> <entry point>
+#
+# The <abi> is always "common" for this file
+#
+0	common	osf_syscall			alpha_ni_syscall
+1	common	exit				sys_exit
+2	common	fork				alpha_fork
+3	common	read				sys_read
+4	common	write				sys_write
+5	common	osf_old_open			alpha_ni_syscall
+6	common	close				sys_close
+7	common	osf_wait4			sys_osf_wait4
+8	common	osf_old_creat			alpha_ni_syscall
+9	common	link				sys_link
+10	common	unlink				sys_unlink
+11	common	osf_execve			alpha_ni_syscall
+12	common	chdir				sys_chdir
+13	common	fchdir				sys_fchdir
+14	common	mknod				sys_mknod
+15	common	chmod				sys_chmod
+16	common	chown				sys_chown
+17	common	brk				sys_osf_brk
+18	common	osf_getfsstat			alpha_ni_syscall
+19	common	lseek				sys_lseek
+20	common	getxpid				sys_getxpid
+21	common	osf_mount			sys_osf_mount
+22	common	umount				sys_umount
+23	common	setuid				sys_setuid
+24	common	getxuid				sys_getxuid
+25	common	exec_with_loader		alpha_ni_syscall
+26	common	ptrace				sys_ptrace
+27	common	osf_nrecvmsg			alpha_ni_syscall
+28	common	osf_nsendmsg			alpha_ni_syscall
+29	common	osf_nrecvfrom			alpha_ni_syscall
+30	common	osf_naccept			alpha_ni_syscall
+31	common	osf_ngetpeername		alpha_ni_syscall
+32	common	osf_ngetsockname		alpha_ni_syscall
+33	common	access				sys_access
+34	common	osf_chflags			alpha_ni_syscall
+35	common	osf_fchflags			alpha_ni_syscall
+36	common	sync				sys_sync
+37	common	kill				sys_kill
+38	common	osf_old_stat			alpha_ni_syscall
+39	common	setpgid				sys_setpgid
+40	common	osf_old_lstat			alpha_ni_syscall
+41	common	dup				sys_dup
+42	common	pipe				sys_alpha_pipe
+43	common	osf_set_program_attributes	sys_osf_set_program_attributes
+44	common	osf_profil			alpha_ni_syscall
+45	common	open				sys_open
+46	common	osf_old_sigaction		alpha_ni_syscall
+47	common	getxgid				sys_getxgid
+48	common	osf_sigprocmask			sys_osf_sigprocmask
+49	common	osf_getlogin			alpha_ni_syscall
+50	common	osf_setlogin			alpha_ni_syscall
+51	common	acct				sys_acct
+52	common	sigpending			sys_sigpending
+54	common	ioctl				sys_ioctl
+55	common	osf_reboot			alpha_ni_syscall
+56	common	osf_revoke			alpha_ni_syscall
+57	common	symlink				sys_symlink
+58	common	readlink			sys_readlink
+59	common	execve				sys_execve
+60	common	umask				sys_umask
+61	common	chroot				sys_chroot
+62	common	osf_old_fstat			alpha_ni_syscall
+63	common	getpgrp				sys_getpgrp
+64	common	getpagesize			sys_getpagesize
+65	common	osf_mremap			alpha_ni_syscall
+66	common	vfork				alpha_vfork
+67	common	stat				sys_newstat
+68	common	lstat				sys_newlstat
+69	common	osf_sbrk			alpha_ni_syscall
+70	common	osf_sstk			alpha_ni_syscall
+71	common	mmap				sys_osf_mmap
+72	common	osf_old_vadvise			alpha_ni_syscall
+73	common	munmap				sys_munmap
+74	common	mprotect			sys_mprotect
+75	common	madvise				sys_madvise
+76	common	vhangup				sys_vhangup
+77	common	osf_kmodcall			alpha_ni_syscall
+78	common	osf_mincore			alpha_ni_syscall
+79	common	getgroups			sys_getgroups
+80	common	setgroups			sys_setgroups
+81	common	osf_old_getpgrp			alpha_ni_syscall
+82	common	setpgrp				sys_setpgid
+83	common	osf_setitimer			sys_osf_setitimer
+84	common	osf_old_wait			alpha_ni_syscall
+85	common	osf_table			alpha_ni_syscall
+86	common	osf_getitimer			sys_osf_getitimer
+87	common	gethostname			sys_gethostname
+88	common	sethostname			sys_sethostname
+89	common	getdtablesize			sys_getdtablesize
+90	common	dup2				sys_dup2
+91	common	fstat				sys_newfstat
+92	common	fcntl				sys_fcntl
+93	common	osf_select			sys_osf_select
+94	common	poll				sys_poll
+95	common	fsync				sys_fsync
+96	common	setpriority			sys_setpriority
+97	common	socket				sys_socket
+98	common	connect				sys_connect
+99	common	accept				sys_accept
+100	common	getpriority			sys_osf_getpriority
+101	common	send				sys_send
+102	common	recv				sys_recv
+103	common	sigreturn			sys_sigreturn
+104	common	bind				sys_bind
+105	common	setsockopt			sys_setsockopt
+106	common	listen				sys_listen
+107	common	osf_plock			alpha_ni_syscall
+108	common	osf_old_sigvec			alpha_ni_syscall
+109	common	osf_old_sigblock		alpha_ni_syscall
+110	common	osf_old_sigsetmask		alpha_ni_syscall
+111	common	sigsuspend			sys_sigsuspend
+112	common	osf_sigstack			sys_osf_sigstack
+113	common	recvmsg				sys_recvmsg
+114	common	sendmsg				sys_sendmsg
+115	common	osf_old_vtrace			alpha_ni_syscall
+116	common	osf_gettimeofday		sys_osf_gettimeofday
+117	common	osf_getrusage			sys_osf_getrusage
+118	common	getsockopt			sys_getsockopt
+120	common	readv				sys_osf_readv
+121	common	writev				sys_osf_writev
+122	common	osf_settimeofday		sys_osf_settimeofday
+123	common	fchown				sys_fchown
+124	common	fchmod				sys_fchmod
+125	common	recvfrom			sys_recvfrom
+126	common	setreuid			sys_setreuid
+127	common	setregid			sys_setregid
+128	common	rename				sys_rename
+129	common	truncate			sys_truncate
+130	common	ftruncate			sys_ftruncate
+131	common	flock				sys_flock
+132	common	setgid				sys_setgid
+133	common	sendto				sys_sendto
+134	common	shutdown			sys_shutdown
+135	common	socketpair			sys_socketpair
+136	common	mkdir				sys_mkdir
+137	common	rmdir				sys_rmdir
+138	common	osf_utimes			sys_osf_utimes
+139	common	osf_old_sigreturn		alpha_ni_syscall
+140	common	osf_adjtime			alpha_ni_syscall
+141	common	getpeername			sys_getpeername
+142	common	osf_gethostid			alpha_ni_syscall
+143	common	osf_sethostid			alpha_ni_syscall
+144	common	getrlimit			sys_getrlimit
+145	common	setrlimit			sys_setrlimit
+146	common	osf_old_killpg			alpha_ni_syscall
+147	common	setsid				sys_setsid
+148	common	quotactl			sys_quotactl
+149	common	osf_oldquota			alpha_ni_syscall
+150	common	getsockname			sys_getsockname
+153	common	osf_pid_block			alpha_ni_syscall
+154	common	osf_pid_unblock			alpha_ni_syscall
+156	common	sigaction			sys_osf_sigaction
+157	common	osf_sigwaitprim			alpha_ni_syscall
+158	common	osf_nfssvc			alpha_ni_syscall
+159	common	osf_getdirentries		sys_osf_getdirentries
+160	common	osf_statfs			sys_osf_statfs
+161	common	osf_fstatfs			sys_osf_fstatfs
+163	common	osf_asynch_daemon		alpha_ni_syscall
+164	common	osf_getfh			alpha_ni_syscall
+165	common	osf_getdomainname		sys_osf_getdomainname
+166	common	setdomainname			sys_setdomainname
+169	common	osf_exportfs			alpha_ni_syscall
+181	common	osf_alt_plock			alpha_ni_syscall
+184	common	osf_getmnt			alpha_ni_syscall
+187	common	osf_alt_sigpending		alpha_ni_syscall
+188	common	osf_alt_setsid			alpha_ni_syscall
+199	common	osf_swapon			sys_swapon
+200	common	msgctl				sys_msgctl
+201	common	msgget				sys_msgget
+202	common	msgrcv				sys_msgrcv
+203	common	msgsnd				sys_msgsnd
+204	common	semctl				sys_semctl
+205	common	semget				sys_semget
+206	common	semop				sys_semop
+207	common	osf_utsname			sys_osf_utsname
+208	common	lchown				sys_lchown
+209	common	osf_shmat			sys_shmat
+210	common	shmctl				sys_shmctl
+211	common	shmdt				sys_shmdt
+212	common	shmget				sys_shmget
+213	common	osf_mvalid			alpha_ni_syscall
+214	common	osf_getaddressconf		alpha_ni_syscall
+215	common	osf_msleep			alpha_ni_syscall
+216	common	osf_mwakeup			alpha_ni_syscall
+217	common	msync				sys_msync
+218	common	osf_signal			alpha_ni_syscall
+219	common	osf_utc_gettime			alpha_ni_syscall
+220	common	osf_utc_adjtime			alpha_ni_syscall
+222	common	osf_security			alpha_ni_syscall
+223	common	osf_kloadcall			alpha_ni_syscall
+224	common	osf_stat			sys_osf_stat
+225	common	osf_lstat			sys_osf_lstat
+226	common	osf_fstat			sys_osf_fstat
+227	common	osf_statfs64			sys_osf_statfs64
+228	common	osf_fstatfs64			sys_osf_fstatfs64
+233	common	getpgid				sys_getpgid
+234	common	getsid				sys_getsid
+235	common	sigaltstack			sys_sigaltstack
+236	common	osf_waitid			alpha_ni_syscall
+237	common	osf_priocntlset			alpha_ni_syscall
+238	common	osf_sigsendset			alpha_ni_syscall
+239	common	osf_set_speculative		alpha_ni_syscall
+240	common	osf_msfs_syscall		alpha_ni_syscall
+241	common	osf_sysinfo			sys_osf_sysinfo
+242	common	osf_uadmin			alpha_ni_syscall
+243	common	osf_fuser			alpha_ni_syscall
+244	common	osf_proplist_syscall		sys_osf_proplist_syscall
+245	common	osf_ntp_adjtime			alpha_ni_syscall
+246	common	osf_ntp_gettime			alpha_ni_syscall
+247	common	osf_pathconf			alpha_ni_syscall
+248	common	osf_fpathconf			alpha_ni_syscall
+250	common	osf_uswitch			alpha_ni_syscall
+251	common	osf_usleep_thread		sys_osf_usleep_thread
+252	common	osf_audcntl			alpha_ni_syscall
+253	common	osf_audgen			alpha_ni_syscall
+254	common	sysfs				sys_sysfs
+255	common	osf_subsys_info			alpha_ni_syscall
+256	common	osf_getsysinfo			sys_osf_getsysinfo
+257	common	osf_setsysinfo			sys_osf_setsysinfo
+258	common	osf_afs_syscall			alpha_ni_syscall
+259	common	osf_swapctl			alpha_ni_syscall
+260	common	osf_memcntl			alpha_ni_syscall
+261	common	osf_fdatasync			alpha_ni_syscall
+300	common	bdflush				sys_bdflush
+301	common	sethae				sys_sethae
+302	common	mount				sys_mount
+303	common	old_adjtimex			sys_old_adjtimex
+304	common	swapoff				sys_swapoff
+305	common	getdents			sys_getdents
+306	common	create_module			sys_ni_syscall
+307	common	init_module			sys_init_module
+308	common	delete_module			sys_delete_module
+309	common	get_kernel_syms			sys_ni_syscall
+310	common	syslog				sys_syslog
+311	common	reboot				sys_reboot
+312	common	clone				alpha_clone
+313	common	uselib				sys_uselib
+314	common	mlock				sys_mlock
+315	common	munlock				sys_munlock
+316	common	mlockall			sys_mlockall
+317	common	munlockall			sys_munlockall
+318	common	sysinfo				sys_sysinfo
+319	common	_sysctl				sys_sysctl
+# 320 was sys_idle
+321	common	oldumount			sys_oldumount
+322	common	swapon				sys_swapon
+323	common	times				sys_times
+324	common	personality			sys_personality
+325	common	setfsuid			sys_setfsuid
+326	common	setfsgid			sys_setfsgid
+327	common	ustat				sys_ustat
+328	common	statfs				sys_statfs
+329	common	fstatfs				sys_fstatfs
+330	common	sched_setparam			sys_sched_setparam
+331	common	sched_getparam			sys_sched_getparam
+332	common	sched_setscheduler		sys_sched_setscheduler
+333	common	sched_getscheduler		sys_sched_getscheduler
+334	common	sched_yield			sys_sched_yield
+335	common	sched_get_priority_max		sys_sched_get_priority_max
+336	common	sched_get_priority_min		sys_sched_get_priority_min
+337	common	sched_rr_get_interval		sys_sched_rr_get_interval
+338	common	afs_syscall			sys_ni_syscall
+339	common	uname				sys_newuname
+340	common	nanosleep			sys_nanosleep
+341	common	mremap				sys_mremap
+342	common	nfsservctl			sys_ni_syscall
+343	common	setresuid			sys_setresuid
+344	common	getresuid			sys_getresuid
+345	common	pciconfig_read			sys_pciconfig_read
+346	common	pciconfig_write			sys_pciconfig_write
+347	common	query_module			sys_ni_syscall
+348	common	prctl				sys_prctl
+349	common	pread64				sys_pread64
+350	common	pwrite64			sys_pwrite64
+351	common	rt_sigreturn			sys_rt_sigreturn
+352	common	rt_sigaction			sys_rt_sigaction
+353	common	rt_sigprocmask			sys_rt_sigprocmask
+354	common	rt_sigpending			sys_rt_sigpending
+355	common	rt_sigtimedwait			sys_rt_sigtimedwait
+356	common	rt_sigqueueinfo			sys_rt_sigqueueinfo
+357	common	rt_sigsuspend			sys_rt_sigsuspend
+358	common	select				sys_select
+359	common	gettimeofday			sys_gettimeofday
+360	common	settimeofday			sys_settimeofday
+361	common	getitimer			sys_getitimer
+362	common	setitimer			sys_setitimer
+363	common	utimes				sys_utimes
+364	common	getrusage			sys_getrusage
+365	common	wait4				sys_wait4
+366	common	adjtimex			sys_adjtimex
+367	common	getcwd				sys_getcwd
+368	common	capget				sys_capget
+369	common	capset				sys_capset
+370	common	sendfile			sys_sendfile64
+371	common	setresgid			sys_setresgid
+372	common	getresgid			sys_getresgid
+373	common	dipc				sys_ni_syscall
+374	common	pivot_root			sys_pivot_root
+375	common	mincore				sys_mincore
+376	common	pciconfig_iobase		sys_pciconfig_iobase
+377	common	getdents64			sys_getdents64
+378	common	gettid				sys_gettid
+379	common	readahead			sys_readahead
+# 380 is unused
+381	common	tkill				sys_tkill
+382	common	setxattr			sys_setxattr
+383	common	lsetxattr			sys_lsetxattr
+384	common	fsetxattr			sys_fsetxattr
+385	common	getxattr			sys_getxattr
+386	common	lgetxattr			sys_lgetxattr
+387	common	fgetxattr			sys_fgetxattr
+388	common	listxattr			sys_listxattr
+389	common	llistxattr			sys_llistxattr
+390	common	flistxattr			sys_flistxattr
+391	common	removexattr			sys_removexattr
+392	common	lremovexattr			sys_lremovexattr
+393	common	fremovexattr			sys_fremovexattr
+394	common	futex				sys_futex
+395	common	sched_setaffinity		sys_sched_setaffinity
+396	common	sched_getaffinity		sys_sched_getaffinity
+397	common	tuxcall				sys_ni_syscall
+398	common	io_setup			sys_io_setup
+399	common	io_destroy			sys_io_destroy
+400	common	io_getevents			sys_io_getevents
+401	common	io_submit			sys_io_submit
+402	common	io_cancel			sys_io_cancel
+405	common	exit_group			sys_exit_group
+406	common	lookup_dcookie			sys_lookup_dcookie
+407	common	epoll_create			sys_epoll_create
+408	common	epoll_ctl			sys_epoll_ctl
+409	common	epoll_wait			sys_epoll_wait
+410	common	remap_file_pages		sys_remap_file_pages
+411	common	set_tid_address			sys_set_tid_address
+412	common	restart_syscall			sys_restart_syscall
+413	common	fadvise64			sys_fadvise64
+414	common	timer_create			sys_timer_create
+415	common	timer_settime			sys_timer_settime
+416	common	timer_gettime			sys_timer_gettime
+417	common	timer_getoverrun		sys_timer_getoverrun
+418	common	timer_delete			sys_timer_delete
+419	common	clock_settime			sys_clock_settime
+420	common	clock_gettime			sys_clock_gettime
+421	common	clock_getres			sys_clock_getres
+422	common	clock_nanosleep			sys_clock_nanosleep
+423	common	semtimedop			sys_semtimedop
+424	common	tgkill				sys_tgkill
+425	common	stat64				sys_stat64
+426	common	lstat64				sys_lstat64
+427	common	fstat64				sys_fstat64
+428	common	vserver				sys_ni_syscall
+429	common	mbind				sys_ni_syscall
+430	common	get_mempolicy			sys_ni_syscall
+431	common	set_mempolicy			sys_ni_syscall
+432	common	mq_open				sys_mq_open
+433	common	mq_unlink			sys_mq_unlink
+434	common	mq_timedsend			sys_mq_timedsend
+435	common	mq_timedreceive			sys_mq_timedreceive
+436	common	mq_notify			sys_mq_notify
+437	common	mq_getsetattr			sys_mq_getsetattr
+438	common	waitid				sys_waitid
+439	common	add_key				sys_add_key
+440	common	request_key			sys_request_key
+441	common	keyctl				sys_keyctl
+442	common	ioprio_set			sys_ioprio_set
+443	common	ioprio_get			sys_ioprio_get
+444	common	inotify_init			sys_inotify_init
+445	common	inotify_add_watch		sys_inotify_add_watch
+446	common	inotify_rm_watch		sys_inotify_rm_watch
+447	common	fdatasync			sys_fdatasync
+448	common	kexec_load			sys_kexec_load
+449	common	migrate_pages			sys_migrate_pages
+450	common	openat				sys_openat
+451	common	mkdirat				sys_mkdirat
+452	common	mknodat				sys_mknodat
+453	common	fchownat			sys_fchownat
+454	common	futimesat			sys_futimesat
+455	common	fstatat64			sys_fstatat64
+456	common	unlinkat			sys_unlinkat
+457	common	renameat			sys_renameat
+458	common	linkat				sys_linkat
+459	common	symlinkat			sys_symlinkat
+460	common	readlinkat			sys_readlinkat
+461	common	fchmodat			sys_fchmodat
+462	common	faccessat			sys_faccessat
+463	common	pselect6			sys_pselect6
+464	common	ppoll				sys_ppoll
+465	common	unshare				sys_unshare
+466	common	set_robust_list			sys_set_robust_list
+467	common	get_robust_list			sys_get_robust_list
+468	common	splice				sys_splice
+469	common	sync_file_range			sys_sync_file_range
+470	common	tee				sys_tee
+471	common	vmsplice			sys_vmsplice
+472	common	move_pages			sys_move_pages
+473	common	getcpu				sys_getcpu
+474	common	epoll_pwait			sys_epoll_pwait
+475	common	utimensat			sys_utimensat
+476	common	signalfd			sys_signalfd
+477	common	timerfd				sys_ni_syscall
+478	common	eventfd				sys_eventfd
+479	common	recvmmsg			sys_recvmmsg
+480	common	fallocate			sys_fallocate
+481	common	timerfd_create			sys_timerfd_create
+482	common	timerfd_settime			sys_timerfd_settime
+483	common	timerfd_gettime			sys_timerfd_gettime
+484	common	signalfd4			sys_signalfd4
+485	common	eventfd2			sys_eventfd2
+486	common	epoll_create1			sys_epoll_create1
+487	common	dup3				sys_dup3
+488	common	pipe2				sys_pipe2
+489	common	inotify_init1			sys_inotify_init1
+490	common	preadv				sys_preadv
+491	common	pwritev				sys_pwritev
+492	common	rt_tgsigqueueinfo		sys_rt_tgsigqueueinfo
+493	common	perf_event_open			sys_perf_event_open
+494	common	fanotify_init			sys_fanotify_init
+495	common	fanotify_mark			sys_fanotify_mark
+496	common	prlimit64			sys_prlimit64
+497	common	name_to_handle_at		sys_name_to_handle_at
+498	common	open_by_handle_at		sys_open_by_handle_at
+499	common	clock_adjtime			sys_clock_adjtime
+500	common	syncfs				sys_syncfs
+501	common	setns				sys_setns
+502	common	accept4				sys_accept4
+503	common	sendmmsg			sys_sendmmsg
+504	common	process_vm_readv		sys_process_vm_readv
+505	common	process_vm_writev		sys_process_vm_writev
+506	common	kcmp				sys_kcmp
+507	common	finit_module			sys_finit_module
+508	common	sched_setattr			sys_sched_setattr
+509	common	sched_getattr			sys_sched_getattr
+510	common	renameat2			sys_renameat2
+511	common	getrandom			sys_getrandom
+512	common	memfd_create			sys_memfd_create
+513	common	execveat			sys_execveat
+514	common	seccomp				sys_seccomp
+515	common	bpf				sys_bpf
+516	common	userfaultfd			sys_userfaultfd
+517	common	membarrier			sys_membarrier
+518	common	mlock2				sys_mlock2
+519	common	copy_file_range			sys_copy_file_range
+520	common	preadv2				sys_preadv2
+521	common	pwritev2			sys_pwritev2
+522	common	statx				sys_statx
diff --git a/arch/alpha/kernel/syscalls/syscallhdr.sh b/arch/alpha/kernel/syscalls/syscallhdr.sh
new file mode 100644
index 0000000..e5b99bd
--- /dev/null
+++ b/arch/alpha/kernel/syscalls/syscallhdr.sh
@@ -0,0 +1,36 @@ 
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+in="$1"
+out="$2"
+my_abis=`echo "($3)" | tr ',' '|'`
+prefix="$4"
+offset="$5"
+
+fileguard=_UAPI_ASM_ALPHA_`basename "$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 ; 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 */" "${fileguard}"
+) > "$out"
diff --git a/arch/alpha/kernel/syscalls/syscalltbl.sh b/arch/alpha/kernel/syscalls/syscalltbl.sh
new file mode 100644
index 0000000..32c2dc7
--- /dev/null
+++ b/arch/alpha/kernel/syscalls/syscalltbl.sh
@@ -0,0 +1,36 @@ 
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+in="$1"
+out="$2"
+my_abis=`echo "($3)" | tr ',' '|'`
+my_abi="$4"
+offset="$5"
+
+emit() {
+	t_nxt="$1"
+	t_nr="$2"
+	t_entry="$3"
+
+	while [ $t_nxt -lt $t_nr ]; do
+		if [ $t_nxt -lt 300 ]; then
+			printf "__SYSCALL(%s, alpha_ni_syscall, )\n" "${t_nxt}"
+		else
+			printf "__SYSCALL(%s, sys_ni_syscall, )\n" "${t_nxt}"
+		fi
+		t_nxt=$((t_nxt+1))
+	done
+	printf "__SYSCALL(%s, %s, )\n" "${t_nxt}" "${t_entry}"
+}
+
+grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
+	nxt=0
+	if [ -z "$offset" ]; then
+		offset=0
+	fi
+
+	while read nr abi name entry ; do
+		emit $((nxt+offset)) $((nr+offset)) $entry
+		nxt=$((nr+1))
+	done
+) > "$out"