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review.shift-gmbh.com / SHIFTPHONES / kernel / shift / mainline / 9250d20e9ecedab6aa331a127fbfc1272383ed72 / . / Kbuild
blob: a07bbd62f0526aa93f1e67478d73e327b25a6903 [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +0100[diff] [blame]1# SPDX-License-Identifier: GPL-2.0
Sam Ravnborg86feeaa2005-09-09 19:28:28 +0200[diff] [blame]2#
3# Kbuild for top-level directory of the kernel
Sam Ravnborg86feeaa2005-09-09 19:28:28 +0200[diff] [blame]4
Masahiro Yamada39664e22015-01-05 15:57:15 +0900[diff] [blame]5#####
Masahiro Yamada01d509a2019-02-19 18:33:03 +0900[diff] [blame]6# Generate bounds.h
Masahiro Yamada39664e22015-01-05 15:57:15 +0900[diff] [blame]7
8bounds-file := include/generated/bounds.h
9
10always := $(bounds-file)
Masahiro Yamada8a58e162015-03-26 20:59:52 +0900[diff] [blame]11targets := kernel/bounds.s
Masahiro Yamada39664e22015-01-05 15:57:15 +0900[diff] [blame]12
Masahiro Yamada11fda142018-12-22 18:50:35 +0900[diff] [blame]13$(bounds-file): kernel/bounds.s FORCE
Michal Marek70a4fd62015-03-11 11:01:01 +0100[diff] [blame]14 $(call filechk,offsets,__LINUX_BOUNDS_H__)
Masahiro Yamada39664e22015-01-05 15:57:15 +0900[diff] [blame]15
16#####
Masahiro Yamada01d509a2019-02-19 18:33:03 +0900[diff] [blame]17# Generate timeconst.h
Nicholas Mc Guire0a227982015-05-18 14:19:12 +0200[diff] [blame]18
19timeconst-file := include/generated/timeconst.h
20
Nicholas Mc Guire0a227982015-05-18 14:19:12 +0200[diff] [blame]21targets += $(timeconst-file)
22
Masahiro Yamadaba97df42019-01-03 10:16:54 +0900[diff] [blame]23filechk_gentimeconst = echo $(CONFIG_HZ) | bc -q $<
Nicholas Mc Guire0a227982015-05-18 14:19:12 +0200[diff] [blame]24
Masahiro Yamada11fda142018-12-22 18:50:35 +0900[diff] [blame]25$(timeconst-file): kernel/time/timeconst.bc FORCE
Nicholas Mc Guire0a227982015-05-18 14:19:12 +0200[diff] [blame]26 $(call filechk,gentimeconst)
27
28#####
Masahiro Yamada01d509a2019-02-19 18:33:03 +0900[diff] [blame]29# Generate asm-offsets.h
Masahiro Yamada39664e22015-01-05 15:57:15 +0900[diff] [blame]30
31offsets-file := include/generated/asm-offsets.h
32
33always += $(offsets-file)
Masahiro Yamada39664e22015-01-05 15:57:15 +0900[diff] [blame]34targets += arch/$(SRCARCH)/kernel/asm-offsets.s
35
Masahiro Yamada11fda142018-12-22 18:50:35 +0900[diff] [blame]36arch/$(SRCARCH)/kernel/asm-offsets.s: $(timeconst-file) $(bounds-file)
Sam Ravnborg86feeaa2005-09-09 19:28:28 +0200[diff] [blame]37
Masahiro Yamada11fda142018-12-22 18:50:35 +0900[diff] [blame]38$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s FORCE
Michal Marek70a4fd62015-03-11 11:01:01 +0100[diff] [blame]39 $(call filechk,offsets,__ASM_OFFSETS_H__)
Sam Ravnborg86feeaa2005-09-09 19:28:28 +0200[diff] [blame]40
Sam Ravnborgc53aeca2007-03-27 22:50:29 +0200[diff] [blame]41#####
Masahiro Yamada01d509a2019-02-19 18:33:03 +0900[diff] [blame]42# Check for missing system calls
Sam Ravnborgc53aeca2007-03-27 22:50:29 +0200[diff] [blame]43
Arnaud Lacombe5f7efb42011-08-24 21:03:30 -0400[diff] [blame]44always += missing-syscalls
45targets += missing-syscalls
46
Sam Ravnborgc53aeca2007-03-27 22:50:29 +0200[diff] [blame]47quiet_cmd_syscalls = CALL $<
David Daney44656fa2011-11-08 10:20:10 -0800[diff] [blame]48 cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags) $(missing_syscalls_flags)
Sam Ravnborgc53aeca2007-03-27 22:50:29 +0200[diff] [blame]49
Arnaud Lacombe5f7efb42011-08-24 21:03:30 -0400[diff] [blame]50missing-syscalls: scripts/checksyscalls.sh $(offsets-file) FORCE
Sam Ravnborgc53aeca2007-03-27 22:50:29 +0200[diff] [blame]51 $(call cmd,syscalls)
Christoph Lameter1cdf25d2008-04-28 02:12:44 -0700[diff] [blame]52
Nicholas Mc Guire0a227982015-05-18 14:19:12 +0200[diff] [blame]53# Keep these three files during make clean
54no-clean-files := $(bounds-file) $(offsets-file) $(timeconst-file)