1# 2# Makefile for the linux kernel. 3# 4 5extra-y := head.o init_task.o vmlinux.lds 6 7obj-y := acpi.o entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o \ 8 irq_lsapic.o ivt.o machvec.o pal.o patch.o process.o perfmon.o ptrace.o sal.o \ 9 salinfo.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o \ 10 unwind.o mca.o mca_asm.o topology.o 11 12obj-$(CONFIG_IA64_BRL_EMU) += brl_emu.o 13obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o 14obj-$(CONFIG_IA64_HP_ZX1) += acpi-ext.o 15obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o 16 17ifneq ($(CONFIG_ACPI_PROCESSOR),) 18obj-y += acpi-processor.o 19endif 20 21obj-$(CONFIG_IA64_PALINFO) += palinfo.o 22obj-$(CONFIG_IOSAPIC) += iosapic.o 23obj-$(CONFIG_MODULES) += module.o 24obj-$(CONFIG_SMP) += smp.o smpboot.o 25obj-$(CONFIG_NUMA) += numa.o 26obj-$(CONFIG_PERFMON) += perfmon_default_smpl.o 27obj-$(CONFIG_IA64_CYCLONE) += cyclone.o 28obj-$(CONFIG_CPU_FREQ) += cpufreq/ 29obj-$(CONFIG_IA64_MCA_RECOVERY) += mca_recovery.o 30obj-$(CONFIG_KPROBES) += kprobes.o jprobes.o 31obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o crash.o 32obj-$(CONFIG_CRASH_DUMP) += crash_dump.o 33obj-$(CONFIG_IA64_UNCACHED_ALLOCATOR) += uncached.o 34obj-$(CONFIG_AUDIT) += audit.o 35obj-$(CONFIG_PCI_MSI) += msi_ia64.o 36mca_recovery-y += mca_drv.o mca_drv_asm.o 37obj-$(CONFIG_IA64_MC_ERR_INJECT)+= err_inject.o 38 39obj-$(CONFIG_PARAVIRT) += paravirt.o paravirtentry.o 40 41obj-$(CONFIG_IA64_ESI) += esi.o 42ifneq ($(CONFIG_IA64_ESI),) 43obj-y += esi_stub.o # must be in kernel proper 44endif 45obj-$(CONFIG_DMAR) += pci-dma.o 46ifeq ($(CONFIG_DMAR), y) 47obj-$(CONFIG_SWIOTLB) += pci-swiotlb.o 48endif 49 50# The gate DSO image is built using a special linker script. 51targets += gate.so gate-syms.o 52 53extra-y += gate.so gate-syms.o gate.lds gate.o 54 55# fp_emulate() expects f2-f5,f16-f31 to contain the user-level state. 56CFLAGS_traps.o += -mfixed-range=f2-f5,f16-f31 57 58CPPFLAGS_gate.lds := -P -C -U$(ARCH) 59 60quiet_cmd_gate = GATE $@ 61 cmd_gate = $(CC) -nostdlib $(GATECFLAGS_$(@F)) -Wl,-T,$(filter-out FORCE,$^) -o $@ 62 63GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \ 64 $(call ld-option, -Wl$(comma)--hash-style=sysv) 65$(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE 66 $(call if_changed,gate) 67 68$(obj)/built-in.o: $(obj)/gate-syms.o 69$(obj)/built-in.o: ld_flags += -R $(obj)/gate-syms.o 70 71GATECFLAGS_gate-syms.o = -r 72$(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE 73 $(call if_changed,gate) 74 75# gate-data.o contains the gate DSO image as data in section .data.gate. 76# We must build gate.so before we can assemble it. 77# Note: kbuild does not track this dependency due to usage of .incbin 78$(obj)/gate-data.o: $(obj)/gate.so 79 80# Calculate NR_IRQ = max(IA64_NATIVE_NR_IRQS, XEN_NR_IRQS, ...) based on config 81define sed-y 82 "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" 83endef 84quiet_cmd_nr_irqs = GEN $@ 85define cmd_nr_irqs 86 (set -e; \ 87 echo "#ifndef __ASM_NR_IRQS_H__"; \ 88 echo "#define __ASM_NR_IRQS_H__"; \ 89 echo "/*"; \ 90 echo " * DO NOT MODIFY."; \ 91 echo " *"; \ 92 echo " * This file was generated by Kbuild"; \ 93 echo " *"; \ 94 echo " */"; \ 95 echo ""; \ 96 sed -ne $(sed-y) $<; \ 97 echo ""; \ 98 echo "#endif" ) > $@ 99endef 100 101# We use internal kbuild rules to avoid the "is up to date" message from make 102arch/$(SRCARCH)/kernel/nr-irqs.s: $(srctree)/arch/$(SRCARCH)/kernel/nr-irqs.c \ 103 $(wildcard $(srctree)/include/asm-ia64/*/irq.h) 104 $(Q)mkdir -p $(dir $@) 105 $(call if_changed_dep,cc_s_c) 106 107include/asm-ia64/nr-irqs.h: arch/$(SRCARCH)/kernel/nr-irqs.s 108 $(Q)mkdir -p $(dir $@) 109 $(call cmd,nr_irqs) 110 111clean-files += $(objtree)/include/asm-ia64/nr-irqs.h 112 113# 114# native ivt.S and entry.S 115# 116ASM_PARAVIRT_OBJS = ivt.o entry.o 117define paravirtualized_native 118AFLAGS_$(1) += -D__IA64_ASM_PARAVIRTUALIZED_NATIVE 119AFLAGS_pvchk-sed-$(1) += -D__IA64_ASM_PARAVIRTUALIZED_PVCHECK 120extra-y += pvchk-$(1) 121endef 122$(foreach obj,$(ASM_PARAVIRT_OBJS),$(eval $(call paravirtualized_native,$(obj)))) 123 124# 125# Checker for paravirtualizations of privileged operations. 126# 127quiet_cmd_pv_check_sed = PVCHK $@ 128define cmd_pv_check_sed 129 sed -f $(srctree)/arch/$(SRCARCH)/scripts/pvcheck.sed $< > $@ 130endef 131 132$(obj)/pvchk-sed-%.s: $(src)/%.S $(srctree)/arch/$(SRCARCH)/scripts/pvcheck.sed FORCE 133 $(call if_changed_dep,as_s_S) 134$(obj)/pvchk-%.s: $(obj)/pvchk-sed-%.s FORCE 135 $(call if_changed,pv_check_sed) 136$(obj)/pvchk-%.o: $(obj)/pvchk-%.s FORCE 137 $(call if_changed,as_o_S) 138.PRECIOUS: $(obj)/pvchk-sed-%.s $(obj)/pvchk-%.s $(obj)/pvchk-%.o 139