1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # Makefile for the Linux/Xtensa kernel. !! 2 # Makefile for the linux kernel.
4 # 3 #
5 4
6 extra-y := vmlinux.lds !! 5 ifndef CONFIG_SUN3
>> 6 extra-y := head.o
>> 7 else
>> 8 extra-y := sun3-head.o
>> 9 endif
>> 10 extra-y += vmlinux.lds
7 11
8 obj-y := head.o align.o coprocessor.o entry.o !! 12 obj-y := entry.o process.o traps.o ints.o signal.o ptrace.o module.o \
9 ptrace.o setup.o signal.o stacktrace. !! 13 sys_m68k.o time.o setup.o m68k_ksyms.o devres.o
10 vectors.o <<
11 14
12 obj-$(CONFIG_MMU) += pci-dma.o !! 15 devres-y = ../../../kernel/irq/devres.o
13 obj-$(CONFIG_PCI) += pci.o <<
14 obj-$(CONFIG_MODULES) += xtensa_ksyms.o module <<
15 obj-$(CONFIG_FUNCTION_TRACER) += mcount.o <<
16 obj-$(CONFIG_SMP) += smp.o <<
17 obj-$(CONFIG_SECONDARY_RESET_VECTOR) += mxhead <<
18 obj-$(CONFIG_XTENSA_VARIANT_HAVE_PERF_EVENTS) <<
19 obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpo <<
20 obj-$(CONFIG_S32C1I_SELFTEST) += s32c1i_selfte <<
21 obj-$(CONFIG_JUMP_LABEL) += jump_label.o <<
22 obj-$(CONFIG_HIBERNATION) += hibernate.o <<
23 16
24 # In the Xtensa architecture, assembly generat !! 17 obj-y$(CONFIG_MMU_SUN3) += dma.o # no, it's not a typo
25 # precede the L32R instruction with a relative <<
26 # Therefore, the .text and .literal section mu <<
27 # in the linker script, such as: *(.literal .t <<
28 # <<
29 # We need to post-process the generated vmlinu <<
30 # *(xxx.text) to *(xxx.literal xxx.text) for <<
31 # .text .ref.text .*init.text .*exit.text .t <<
32 # <<
33 # Replicate rules in scripts/Makefile.build <<
34 <<
35 sed-y = -e ':a; s/\*(\([^)]*\)\.text\.unlikely <<
36 -e ':b; s/\*(\([^)]*\)\.text\(\.[a-z]* <<
37 -e ':c; s/\*(\([^)]*\)\(\.[a-z]*it\|\. <<
38 -e ':d; s/\*(\([^)]\+ \|\)\.text/*(\1. <<
39 -e 's/\.{text}/.text/g' <<
40 <<
41 quiet_cmd__cpp_lds_S = LDS $@ <<
42 cmd__cpp_lds_S = $(CPP) $(cpp_flags) -P -C -Ux <<
43 -DLINKER_SCRIPT $< | sed $(se <<
44 <<
45 $(obj)/vmlinux.lds: $(src)/vmlinux.lds.S FORCE <<
46 $(call if_changed_dep,_cpp_lds_S) <<
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.