xref: /openbmc/linux/arch/x86/entry/syscalls/Makefile (revision d9fd5a71)
1# SPDX-License-Identifier: GPL-2.0
2out := arch/$(SRCARCH)/include/generated/asm
3uapi := arch/$(SRCARCH)/include/generated/uapi/asm
4
5# Create output directory if not already present
6_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)') \
7	  $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)')
8
9syscall32 := $(srctree)/$(src)/syscall_32.tbl
10syscall64 := $(srctree)/$(src)/syscall_64.tbl
11
12syshdr := $(srctree)/$(src)/syscallhdr.sh
13systbl := $(srctree)/$(src)/syscalltbl.sh
14
15quiet_cmd_syshdr = SYSHDR  $@
16      cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \
17		   '$(syshdr_abi_$(basetarget))' \
18		   '$(syshdr_pfx_$(basetarget))' \
19		   '$(syshdr_offset_$(basetarget))'
20quiet_cmd_systbl = SYSTBL  $@
21      cmd_systbl = $(CONFIG_SHELL) '$(systbl)' $< $@
22
23quiet_cmd_hypercalls = HYPERCALLS $@
24      cmd_hypercalls = $(CONFIG_SHELL) '$<' $@ $(filter-out $<,$^)
25
26syshdr_abi_unistd_32 := i386
27$(uapi)/unistd_32.h: $(syscall32) $(syshdr)
28	$(call if_changed,syshdr)
29
30syshdr_abi_unistd_32_ia32 := i386
31syshdr_pfx_unistd_32_ia32 := ia32_
32$(out)/unistd_32_ia32.h: $(syscall32) $(syshdr)
33	$(call if_changed,syshdr)
34
35syshdr_abi_unistd_x32 := common,x32
36syshdr_offset_unistd_x32 := __X32_SYSCALL_BIT
37$(uapi)/unistd_x32.h: $(syscall64) $(syshdr)
38	$(call if_changed,syshdr)
39
40syshdr_abi_unistd_64 := common,64
41$(uapi)/unistd_64.h: $(syscall64) $(syshdr)
42	$(call if_changed,syshdr)
43
44syshdr_abi_unistd_64_x32 := x32
45syshdr_pfx_unistd_64_x32 := x32_
46$(out)/unistd_64_x32.h: $(syscall64) $(syshdr)
47	$(call if_changed,syshdr)
48
49$(out)/syscalls_32.h: $(syscall32) $(systbl)
50	$(call if_changed,systbl)
51$(out)/syscalls_64.h: $(syscall64) $(systbl)
52	$(call if_changed,systbl)
53
54$(out)/xen-hypercalls.h: $(srctree)/scripts/xen-hypercalls.sh
55	$(call if_changed,hypercalls)
56
57$(out)/xen-hypercalls.h: $(srctree)/include/xen/interface/xen*.h
58
59uapisyshdr-y			+= unistd_32.h unistd_64.h unistd_x32.h
60syshdr-y			+= syscalls_32.h
61syshdr-$(CONFIG_X86_64)		+= unistd_32_ia32.h unistd_64_x32.h
62syshdr-$(CONFIG_X86_64)		+= syscalls_64.h
63syshdr-$(CONFIG_XEN)		+= xen-hypercalls.h
64
65targets	+= $(uapisyshdr-y) $(syshdr-y)
66
67PHONY += all
68all: $(addprefix $(uapi)/,$(uapisyshdr-y))
69all: $(addprefix $(out)/,$(syshdr-y))
70	@:
71