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1# SPDX-License-Identifier: GPL-2.0-only
2#
3# Makefile for linux kernel module support
4#
5
6# These are called from save_stack_trace() on slub debug path,
7# and produce insane amounts of uninteresting coverage.
8KCOV_INSTRUMENT_module.o := n
9
10obj-y += main.o strict_rwx.o
11obj-$(CONFIG_MODULE_DECOMPRESS) += decompress.o
12obj-$(CONFIG_MODULE_SIG) += signing.o
13obj-$(CONFIG_MODULE_SIG_PROTECT) += gki_module.o
14obj-$(CONFIG_LIVEPATCH) += livepatch.o
15obj-$(CONFIG_MODULES_TREE_LOOKUP) += tree_lookup.o
16obj-$(CONFIG_DEBUG_KMEMLEAK) += debug_kmemleak.o
17obj-$(CONFIG_KALLSYMS) += kallsyms.o
18obj-$(CONFIG_PROC_FS) += procfs.o
19obj-$(CONFIG_SYSFS) += sysfs.o
20obj-$(CONFIG_KGDB_KDB) += kdb.o
21obj-$(CONFIG_MODVERSIONS) += version.o
22obj-$(CONFIG_MODULE_UNLOAD_TAINT_TRACKING) += tracking.o
23
24#
25# ANDROID: GKI: Generate headerfiles required for gki_module.o
26#
27# Dependencies on generated files need to be listed explicitly
28$(obj)/gki_module.o: include/generated/gki_module_protected_exports.h \
29			include/generated/gki_module_unprotected.h
30
31ALL_KMI_SYMBOLS := include/config/abi_gki_kmi_symbols
32
33include/generated/gki_module_unprotected.h: $(ALL_KMI_SYMBOLS) \
34				$(srctree)/scripts/gen_gki_modules_headers.sh
35	$(Q)$(CONFIG_SHELL) $(srctree)/scripts/gen_gki_modules_headers.sh $@ \
36	"$(srctree)" \
37	$(ALL_KMI_SYMBOLS)
38
39# Generate symbol list with union of all symbol list for arm64; empty for others
40$(ALL_KMI_SYMBOLS): $(if $(filter arm64,$(ARCH)),$(wildcard $(srctree)/android/abi_gki_aarch64_*),)
41	$(if $(strip $^),cat $^ > $(ALL_KMI_SYMBOLS), echo "" > $(ALL_KMI_SYMBOLS))
42
43# ABI protected exports list file specific to ARCH if exists else empty
44ABI_PROTECTED_EXPORTS_FILE :=
45ifeq ($(ARCH),arm64)
46	ABI_PROTECTED_EXPORTS_FILE := $(wildcard $(srctree)/android/abi_gki_protected_exports_aarch64)
47else
48	ABI_PROTECTED_EXPORTS_FILE := $(wildcard $(srctree)/android/abi_gki_protected_exports_$(ARCH))
49endif
50
51include/generated/gki_module_protected_exports.h: $(ABI_PROTECTED_EXPORTS_FILE) \
52				$(srctree)/scripts/gen_gki_modules_headers.sh
53	$(Q)$(CONFIG_SHELL) $(srctree)/scripts/gen_gki_modules_headers.sh $@ \
54	"$(srctree)" \
55	$(ABI_PROTECTED_EXPORTS_FILE)
56