Commit | Line | Data |
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e1589cd4 TG |
1 | # |
2 | # Makefile for the linux kernel. | |
3 | # | |
4 | ||
77788878 | 5 | extra-y := head_32.o init_task.o vmlinux.lds |
d746d647 | 6 | CPPFLAGS_vmlinux.lds += -Ui386 |
e1589cd4 TG |
7 | |
8 | obj-y := process_32.o signal_32.o entry_32.o traps_32.o irq_32.o \ | |
9 | ptrace_32.o time_32.o ioport_32.o ldt_32.o setup_32.o i8259_32.o sys_i386_32.o \ | |
10 | pci-dma_32.o i386_ksyms_32.o i387_32.o bootflag.o e820_32.o\ | |
9f75e9b7 | 11 | quirks.o i8237.o topology.o alternative.o i8253.o tsc_32.o |
e1589cd4 TG |
12 | |
13 | obj-$(CONFIG_STACKTRACE) += stacktrace.o | |
c668ce14 TG |
14 | obj-y += cpu/ |
15 | obj-y += acpi/ | |
e1589cd4 TG |
16 | obj-$(CONFIG_X86_BIOS_REBOOT) += reboot_32.o |
17 | obj-$(CONFIG_MCA) += mca_32.o | |
18 | obj-$(CONFIG_X86_MSR) += msr.o | |
19 | obj-$(CONFIG_X86_CPUID) += cpuid.o | |
20 | obj-$(CONFIG_MICROCODE) += microcode.o | |
54ef3400 | 21 | obj-$(CONFIG_PCI) += early-quirks.o |
e1589cd4 TG |
22 | obj-$(CONFIG_APM) += apm_32.o |
23 | obj-$(CONFIG_X86_SMP) += smp_32.o smpboot_32.o tsc_sync.o | |
24 | obj-$(CONFIG_SMP) += smpcommon_32.o | |
25 | obj-$(CONFIG_X86_TRAMPOLINE) += trampoline_32.o | |
26 | obj-$(CONFIG_X86_MPPARSE) += mpparse_32.o | |
27 | obj-$(CONFIG_X86_LOCAL_APIC) += apic_32.o nmi_32.o | |
28 | obj-$(CONFIG_X86_IO_APIC) += io_apic_32.o | |
29 | obj-$(CONFIG_X86_REBOOTFIXUPS) += reboot_fixups_32.o | |
62a31a03 | 30 | obj-$(CONFIG_KEXEC) += machine_kexec_32.o relocate_kernel_32.o crash.o |
e1589cd4 TG |
31 | obj-$(CONFIG_CRASH_DUMP) += crash_dump_32.o |
32 | obj-$(CONFIG_X86_NUMAQ) += numaq_32.o | |
33 | obj-$(CONFIG_X86_SUMMIT_NUMA) += summit_32.o | |
34 | obj-$(CONFIG_KPROBES) += kprobes_32.o | |
35 | obj-$(CONFIG_MODULES) += module_32.o | |
36 | obj-y += sysenter_32.o vsyscall_32.o | |
37 | obj-$(CONFIG_ACPI_SRAT) += srat_32.o | |
38 | obj-$(CONFIG_EFI) += efi_32.o efi_stub_32.o | |
39 | obj-$(CONFIG_DOUBLEFAULT) += doublefault_32.o | |
40 | obj-$(CONFIG_VM86) += vm86_32.o | |
41 | obj-$(CONFIG_EARLY_PRINTK) += early_printk.o | |
9f75e9b7 | 42 | obj-$(CONFIG_HPET_TIMER) += hpet.o |
e1589cd4 | 43 | obj-$(CONFIG_K8_NB) += k8.o |
83d7384f | 44 | obj-$(CONFIG_MGEODE_LX) += geode_32.o mfgpt_32.o |
e1589cd4 TG |
45 | |
46 | obj-$(CONFIG_VMI) += vmi_32.o vmiclock_32.o | |
47 | obj-$(CONFIG_PARAVIRT) += paravirt_32.o | |
48 | obj-y += pcspeaker.o | |
49 | ||
50 | obj-$(CONFIG_SCx200) += scx200_32.o | |
51 | ||
52 | # vsyscall_32.o contains the vsyscall DSO images as __initdata. | |
53 | # We must build both images before we can assemble it. | |
54 | # Note: kbuild does not track this dependency due to usage of .incbin | |
55 | $(obj)/vsyscall_32.o: $(obj)/vsyscall-int80_32.so $(obj)/vsyscall-sysenter_32.so | |
b381a142 | 56 | targets += $(foreach F,int80 sysenter,vsyscall-$F_32.o vsyscall-$F_32.so) |
e1589cd4 TG |
57 | targets += vsyscall-note_32.o vsyscall_32.lds |
58 | ||
59 | # The DSO images are built using a special linker script. | |
60 | quiet_cmd_syscall = SYSCALL $@ | |
61 | cmd_syscall = $(CC) -m elf_i386 -nostdlib $(SYSCFLAGS_$(@F)) \ | |
62 | -Wl,-T,$(filter-out FORCE,$^) -o $@ | |
63 | ||
d746d647 | 64 | export CPPFLAGS_vsyscall_32.lds += -P -C -Ui386 |
e1589cd4 TG |
65 | |
66 | vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 \ | |
67 | $(call ld-option, -Wl$(comma)--hash-style=sysv) | |
68 | SYSCFLAGS_vsyscall-sysenter_32.so = $(vsyscall-flags) | |
69 | SYSCFLAGS_vsyscall-int80_32.so = $(vsyscall-flags) | |
70 | ||
71 | $(obj)/vsyscall-int80_32.so $(obj)/vsyscall-sysenter_32.so: \ | |
72 | $(obj)/vsyscall-%.so: $(src)/vsyscall_32.lds \ | |
73 | $(obj)/vsyscall-%.o $(obj)/vsyscall-note_32.o FORCE | |
74 | $(call if_changed,syscall) | |
75 | ||
76 | # We also create a special relocatable object that should mirror the symbol | |
77 | # table and layout of the linked DSO. With ld -R we can then refer to | |
78 | # these symbols in the kernel code rather than hand-coded addresses. | |
79 | extra-y += vsyscall-syms.o | |
80 | $(obj)/built-in.o: $(obj)/vsyscall-syms.o | |
81 | $(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o | |
82 | ||
83 | SYSCFLAGS_vsyscall-syms.o = -r | |
84 | $(obj)/vsyscall-syms.o: $(src)/vsyscall_32.lds \ | |
85 | $(obj)/vsyscall-sysenter_32.o $(obj)/vsyscall-note_32.o FORCE | |
86 | $(call if_changed,syscall) | |
87 | ||
e1589cd4 | 88 |