spi: sh-msiof: Configure MSIOF sync signal timing in device tree
[linux/fpc-iii.git] / kernel / Makefile
bloba59481a3fa6cffeb4e8d6a040df6be524394bbb9
2 # Makefile for the linux kernel.
5 obj-y = fork.o exec_domain.o panic.o \
6 cpu.o exit.o softirq.o resource.o \
7 sysctl.o sysctl_binary.o capability.o ptrace.o user.o \
8 signal.o sys.o kmod.o workqueue.o pid.o task_work.o \
9 extable.o params.o \
10 kthread.o sys_ni.o nsproxy.o \
11 notifier.o ksysfs.o cred.o reboot.o \
12 async.o range.o groups.o smpboot.o
14 ifdef CONFIG_FUNCTION_TRACER
15 # Do not trace debug files and internal ftrace files
16 CFLAGS_REMOVE_cgroup-debug.o = -pg
17 CFLAGS_REMOVE_irq_work.o = -pg
18 endif
20 # cond_syscall is currently not LTO compatible
21 CFLAGS_sys_ni.o = $(DISABLE_LTO)
23 obj-y += sched/
24 obj-y += locking/
25 obj-y += power/
26 obj-y += printk/
27 obj-y += irq/
28 obj-y += rcu/
30 obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o
31 obj-$(CONFIG_FREEZER) += freezer.o
32 obj-$(CONFIG_PROFILING) += profile.o
33 obj-$(CONFIG_STACKTRACE) += stacktrace.o
34 obj-y += time/
35 obj-$(CONFIG_FUTEX) += futex.o
36 ifeq ($(CONFIG_COMPAT),y)
37 obj-$(CONFIG_FUTEX) += futex_compat.o
38 endif
39 obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
40 obj-$(CONFIG_SMP) += smp.o
41 ifneq ($(CONFIG_SMP),y)
42 obj-y += up.o
43 endif
44 obj-$(CONFIG_UID16) += uid16.o
45 obj-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += system_keyring.o system_certificates.o
46 obj-$(CONFIG_MODULES) += module.o
47 obj-$(CONFIG_MODULE_SIG) += module_signing.o
48 obj-$(CONFIG_KALLSYMS) += kallsyms.o
49 obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
50 obj-$(CONFIG_KEXEC) += kexec.o
51 obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
52 obj-$(CONFIG_COMPAT) += compat.o
53 obj-$(CONFIG_CGROUPS) += cgroup.o
54 obj-$(CONFIG_CGROUP_FREEZER) += cgroup_freezer.o
55 obj-$(CONFIG_CPUSETS) += cpuset.o
56 obj-$(CONFIG_UTS_NS) += utsname.o
57 obj-$(CONFIG_USER_NS) += user_namespace.o
58 obj-$(CONFIG_PID_NS) += pid_namespace.o
59 obj-$(CONFIG_IKCONFIG) += configs.o
60 obj-$(CONFIG_SMP) += stop_machine.o
61 obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
62 obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
63 obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
64 obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o
65 obj-$(CONFIG_AUDIT_TREE) += audit_tree.o
66 obj-$(CONFIG_GCOV_KERNEL) += gcov/
67 obj-$(CONFIG_KPROBES) += kprobes.o
68 obj-$(CONFIG_KGDB) += debug/
69 obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
70 obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
71 obj-$(CONFIG_SECCOMP) += seccomp.o
72 obj-$(CONFIG_RELAY) += relay.o
73 obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
74 obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
75 obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
76 obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
77 obj-$(CONFIG_LATENCYTOP) += latencytop.o
78 obj-$(CONFIG_BINFMT_ELF) += elfcore.o
79 obj-$(CONFIG_COMPAT_BINFMT_ELF) += elfcore.o
80 obj-$(CONFIG_BINFMT_ELF_FDPIC) += elfcore.o
81 obj-$(CONFIG_FUNCTION_TRACER) += trace/
82 obj-$(CONFIG_TRACING) += trace/
83 obj-$(CONFIG_TRACE_CLOCK) += trace/
84 obj-$(CONFIG_RING_BUFFER) += trace/
85 obj-$(CONFIG_TRACEPOINTS) += trace/
86 obj-$(CONFIG_IRQ_WORK) += irq_work.o
87 obj-$(CONFIG_CPU_PM) += cpu_pm.o
88 obj-$(CONFIG_BPF) += bpf/
90 obj-$(CONFIG_PERF_EVENTS) += events/
92 obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
93 obj-$(CONFIG_PADATA) += padata.o
94 obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
95 obj-$(CONFIG_JUMP_LABEL) += jump_label.o
96 obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o
97 obj-$(CONFIG_TORTURE_TEST) += torture.o
99 $(obj)/configs.o: $(obj)/config_data.h
101 # config_data.h contains the same information as ikconfig.h but gzipped.
102 # Info from config_data can be extracted from /proc/config*
103 targets += config_data.gz
104 $(obj)/config_data.gz: $(KCONFIG_CONFIG) FORCE
105 $(call if_changed,gzip)
107 filechk_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/basic/bin2c; echo "MAGIC_END;")
108 targets += config_data.h
109 $(obj)/config_data.h: $(obj)/config_data.gz FORCE
110 $(call filechk,ikconfiggz)
112 ###############################################################################
114 # Roll all the X.509 certificates that we can find together and pull them into
115 # the kernel so that they get loaded into the system trusted keyring during
116 # boot.
118 # We look in the source root and the build root for all files whose name ends
119 # in ".x509". Unfortunately, this will generate duplicate filenames, so we
120 # have make canonicalise the pathnames and then sort them to discard the
121 # duplicates.
123 ###############################################################################
124 ifeq ($(CONFIG_SYSTEM_TRUSTED_KEYRING),y)
125 X509_CERTIFICATES-y := $(wildcard *.x509) $(wildcard $(srctree)/*.x509)
126 X509_CERTIFICATES-$(CONFIG_MODULE_SIG) += $(objtree)/signing_key.x509
127 X509_CERTIFICATES-raw := $(sort $(foreach CERT,$(X509_CERTIFICATES-y), \
128 $(or $(realpath $(CERT)),$(CERT))))
129 X509_CERTIFICATES := $(subst $(realpath $(objtree))/,,$(X509_CERTIFICATES-raw))
131 ifeq ($(X509_CERTIFICATES),)
132 $(warning *** No X.509 certificates found ***)
133 endif
135 ifneq ($(wildcard $(obj)/.x509.list),)
136 ifneq ($(shell cat $(obj)/.x509.list),$(X509_CERTIFICATES))
137 $(info X.509 certificate list changed)
138 $(shell rm $(obj)/.x509.list)
139 endif
140 endif
142 kernel/system_certificates.o: $(obj)/x509_certificate_list
144 quiet_cmd_x509certs = CERTS $@
145 cmd_x509certs = cat $(X509_CERTIFICATES) /dev/null >$@ $(foreach X509,$(X509_CERTIFICATES),; echo " - Including cert $(X509)")
147 targets += $(obj)/x509_certificate_list
148 $(obj)/x509_certificate_list: $(X509_CERTIFICATES) $(obj)/.x509.list
149 $(call if_changed,x509certs)
151 targets += $(obj)/.x509.list
152 $(obj)/.x509.list:
153 @echo $(X509_CERTIFICATES) >$@
154 endif
156 clean-files := x509_certificate_list .x509.list
158 ifeq ($(CONFIG_MODULE_SIG),y)
159 ###############################################################################
161 # If module signing is requested, say by allyesconfig, but a key has not been
162 # supplied, then one will need to be generated to make sure the build does not
163 # fail and that the kernel may be used afterwards.
165 ###############################################################################
166 ifndef CONFIG_MODULE_SIG_HASH
167 $(error Could not determine digest type to use from kernel config)
168 endif
170 signing_key.priv signing_key.x509: x509.genkey
171 @echo "###"
172 @echo "### Now generating an X.509 key pair to be used for signing modules."
173 @echo "###"
174 @echo "### If this takes a long time, you might wish to run rngd in the"
175 @echo "### background to keep the supply of entropy topped up. It"
176 @echo "### needs to be run as root, and uses a hardware random"
177 @echo "### number generator if one is available."
178 @echo "###"
179 openssl req -new -nodes -utf8 -$(CONFIG_MODULE_SIG_HASH) -days 36500 \
180 -batch -x509 -config x509.genkey \
181 -outform DER -out signing_key.x509 \
182 -keyout signing_key.priv 2>&1
183 @echo "###"
184 @echo "### Key pair generated."
185 @echo "###"
187 x509.genkey:
188 @echo Generating X.509 key generation config
189 @echo >x509.genkey "[ req ]"
190 @echo >>x509.genkey "default_bits = 4096"
191 @echo >>x509.genkey "distinguished_name = req_distinguished_name"
192 @echo >>x509.genkey "prompt = no"
193 @echo >>x509.genkey "string_mask = utf8only"
194 @echo >>x509.genkey "x509_extensions = myexts"
195 @echo >>x509.genkey
196 @echo >>x509.genkey "[ req_distinguished_name ]"
197 @echo >>x509.genkey "O = Magrathea"
198 @echo >>x509.genkey "CN = Glacier signing key"
199 @echo >>x509.genkey "emailAddress = slartibartfast@magrathea.h2g2"
200 @echo >>x509.genkey
201 @echo >>x509.genkey "[ myexts ]"
202 @echo >>x509.genkey "basicConstraints=critical,CA:FALSE"
203 @echo >>x509.genkey "keyUsage=digitalSignature"
204 @echo >>x509.genkey "subjectKeyIdentifier=hash"
205 @echo >>x509.genkey "authorityKeyIdentifier=keyid"
206 endif