1# SPDX-License-Identifier: GPL-2.0-only
2include ../../../../scripts/Kbuild.include
3
4all:
5
6top_srcdir = ../../../..
7KSFT_KHDR_INSTALL := 1
8
9# For cross-builds to work, UNAME_M has to map to ARCH and arch specific
10# directories and targets in this Makefile. "uname -m" doesn't map to
11# arch specific sub-directory names.
12#
13# UNAME_M variable to used to run the compiles pointing to the right arch
14# directories and build the right targets for these supported architectures.
15#
16# TEST_GEN_PROGS and LIBKVM are set using UNAME_M variable.
17# LINUX_TOOL_ARCH_INCLUDE is set using ARCH variable.
18#
19# x86_64 targets are named to include x86_64 as a suffix and directories
20# for includes are in x86_64 sub-directory. s390x and aarch64 follow the
21# same convention. "uname -m" doesn't result in the correct mapping for
22# s390x and aarch64.
23#
24# No change necessary for x86_64
25UNAME_M := $(shell uname -m)
26
27# Set UNAME_M for arm64 compile/install to work
28ifeq ($(ARCH),arm64)
29	UNAME_M := aarch64
30endif
31# Set UNAME_M s390x compile/install to work
32ifeq ($(ARCH),s390)
33	UNAME_M := s390x
34endif
35
36LIBKVM = lib/assert.c lib/elf.c lib/io.c lib/kvm_util.c lib/sparsebit.c lib/test_util.c
37LIBKVM_x86_64 = lib/x86_64/processor.c lib/x86_64/vmx.c lib/x86_64/svm.c lib/x86_64/ucall.c
38LIBKVM_aarch64 = lib/aarch64/processor.c lib/aarch64/ucall.c
39LIBKVM_s390x = lib/s390x/processor.c lib/s390x/ucall.c
40
41TEST_GEN_PROGS_x86_64 = x86_64/cr4_cpuid_sync_test
42TEST_GEN_PROGS_x86_64 += x86_64/evmcs_test
43TEST_GEN_PROGS_x86_64 += x86_64/hyperv_cpuid
44TEST_GEN_PROGS_x86_64 += x86_64/mmio_warning_test
45TEST_GEN_PROGS_x86_64 += x86_64/platform_info_test
46TEST_GEN_PROGS_x86_64 += x86_64/set_sregs_test
47TEST_GEN_PROGS_x86_64 += x86_64/smm_test
48TEST_GEN_PROGS_x86_64 += x86_64/state_test
49TEST_GEN_PROGS_x86_64 += x86_64/vmx_preemption_timer_test
50TEST_GEN_PROGS_x86_64 += x86_64/svm_vmcall_test
51TEST_GEN_PROGS_x86_64 += x86_64/sync_regs_test
52TEST_GEN_PROGS_x86_64 += x86_64/vmx_close_while_nested_test
53TEST_GEN_PROGS_x86_64 += x86_64/vmx_dirty_log_test
54TEST_GEN_PROGS_x86_64 += x86_64/vmx_set_nested_state_test
55TEST_GEN_PROGS_x86_64 += x86_64/vmx_tsc_adjust_test
56TEST_GEN_PROGS_x86_64 += x86_64/xss_msr_test
57TEST_GEN_PROGS_x86_64 += x86_64/debug_regs
58TEST_GEN_PROGS_x86_64 += clear_dirty_log_test
59TEST_GEN_PROGS_x86_64 += demand_paging_test
60TEST_GEN_PROGS_x86_64 += dirty_log_test
61TEST_GEN_PROGS_x86_64 += kvm_create_max_vcpus
62TEST_GEN_PROGS_x86_64 += set_memory_region_test
63TEST_GEN_PROGS_x86_64 += steal_time
64
65TEST_GEN_PROGS_aarch64 += clear_dirty_log_test
66TEST_GEN_PROGS_aarch64 += demand_paging_test
67TEST_GEN_PROGS_aarch64 += dirty_log_test
68TEST_GEN_PROGS_aarch64 += kvm_create_max_vcpus
69TEST_GEN_PROGS_aarch64 += set_memory_region_test
70TEST_GEN_PROGS_aarch64 += steal_time
71
72TEST_GEN_PROGS_s390x = s390x/memop
73TEST_GEN_PROGS_s390x += s390x/resets
74TEST_GEN_PROGS_s390x += s390x/sync_regs_test
75TEST_GEN_PROGS_s390x += demand_paging_test
76TEST_GEN_PROGS_s390x += dirty_log_test
77TEST_GEN_PROGS_s390x += kvm_create_max_vcpus
78TEST_GEN_PROGS_s390x += set_memory_region_test
79
80TEST_GEN_PROGS += $(TEST_GEN_PROGS_$(UNAME_M))
81LIBKVM += $(LIBKVM_$(UNAME_M))
82
83INSTALL_HDR_PATH = $(top_srcdir)/usr
84LINUX_HDR_PATH = $(INSTALL_HDR_PATH)/include/
85LINUX_TOOL_INCLUDE = $(top_srcdir)/tools/include
86LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/$(ARCH)/include
87CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \
88	-fno-stack-protector -fno-PIE -I$(LINUX_TOOL_INCLUDE) \
89	-I$(LINUX_TOOL_ARCH_INCLUDE) -I$(LINUX_HDR_PATH) -Iinclude \
90	-I$(<D) -Iinclude/$(UNAME_M) -I..
91
92no-pie-option := $(call try-run, echo 'int main() { return 0; }' | \
93        $(CC) -Werror -no-pie -x c - -o "$$TMP", -no-pie)
94
95# On s390, build the testcases KVM-enabled
96pgste-option = $(call try-run, echo 'int main() { return 0; }' | \
97	$(CC) -Werror -Wl$(comma)--s390-pgste -x c - -o "$$TMP",-Wl$(comma)--s390-pgste)
98
99
100LDFLAGS += -pthread $(no-pie-option) $(pgste-option)
101
102# After inclusion, $(OUTPUT) is defined and
103# $(TEST_GEN_PROGS) starts with $(OUTPUT)/
104include ../lib.mk
105
106STATIC_LIBS := $(OUTPUT)/libkvm.a
107LIBKVM_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM))
108EXTRA_CLEAN += $(LIBKVM_OBJ) $(STATIC_LIBS) cscope.*
109
110x := $(shell mkdir -p $(sort $(dir $(LIBKVM_OBJ))))
111$(LIBKVM_OBJ): $(OUTPUT)/%.o: %.c
112	$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@
113
114$(OUTPUT)/libkvm.a: $(LIBKVM_OBJ)
115	$(AR) crs $@ $^
116
117x := $(shell mkdir -p $(sort $(dir $(TEST_GEN_PROGS))))
118all: $(STATIC_LIBS)
119$(TEST_GEN_PROGS): $(STATIC_LIBS)
120
121cscope: include_paths = $(LINUX_TOOL_INCLUDE) $(LINUX_HDR_PATH) include lib ..
122cscope:
123	$(RM) cscope.*
124	(find $(include_paths) -name '*.h' \
125		-exec realpath --relative-base=$(PWD) {} \;; \
126	find . -name '*.c' \
127		-exec realpath --relative-base=$(PWD) {} \;) | sort -u > cscope.files
128	cscope -b
129