xref: /linux/arch/arm64/kvm/hyp/nvhe/Makefile (revision c04dd455eb311d2d289c9d81d080eaf11a06cebf)
1# SPDX-License-Identifier: GPL-2.0
2#
3# Makefile for Kernel-based Virtual Machine module, HYP/nVHE part
4#
5
6asflags-y := -D__KVM_NVHE_HYPERVISOR__
7ccflags-y := -D__KVM_NVHE_HYPERVISOR__
8
9obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o hyp-init.o
10obj-y += ../vgic-v3-sr.o ../aarch32.o ../vgic-v2-cpuif-proxy.o ../entry.o \
11	 ../fpsimd.o ../hyp-entry.o
12
13obj-y := $(patsubst %.o,%.hyp.o,$(obj-y))
14extra-y := $(patsubst %.hyp.o,%.hyp.tmp.o,$(obj-y))
15
16$(obj)/%.hyp.tmp.o: $(src)/%.c FORCE
17	$(call if_changed_rule,cc_o_c)
18$(obj)/%.hyp.tmp.o: $(src)/%.S FORCE
19	$(call if_changed_rule,as_o_S)
20$(obj)/%.hyp.o: $(obj)/%.hyp.tmp.o FORCE
21	$(call if_changed,hypcopy)
22
23quiet_cmd_hypcopy = HYPCOPY $@
24      cmd_hypcopy = $(OBJCOPY) --prefix-symbols=__kvm_nvhe_ $< $@
25
26# KVM nVHE code is run at a different exception code with a different map, so
27# compiler instrumentation that inserts callbacks or checks into the code may
28# cause crashes. Just disable it.
29GCOV_PROFILE	:= n
30KASAN_SANITIZE	:= n
31UBSAN_SANITIZE	:= n
32KCOV_INSTRUMENT	:= n
33
34# Skip objtool checking for this directory because nVHE code is compiled with
35# non-standard build rules.
36OBJECT_FILES_NON_STANDARD := y
37