213060a4d6
Make NR_IRQ overridable by each pv instances. Pv instance may need each own number of irqs so that NR_IRQS should be the maximum number of nr_irqs each pv instances need. Cc: Jes Sorensen <jes@sgi.com> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
116 lines
3.7 KiB
Makefile
116 lines
3.7 KiB
Makefile
#
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# Makefile for the linux kernel.
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#
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extra-y := head.o init_task.o vmlinux.lds
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obj-y := acpi.o entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o \
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irq_lsapic.o ivt.o machvec.o pal.o patch.o process.o perfmon.o ptrace.o sal.o \
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salinfo.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o \
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unwind.o mca.o mca_asm.o topology.o
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obj-$(CONFIG_IA64_BRL_EMU) += brl_emu.o
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obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o
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obj-$(CONFIG_IA64_HP_ZX1) += acpi-ext.o
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obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o
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ifneq ($(CONFIG_ACPI_PROCESSOR),)
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obj-y += acpi-processor.o
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endif
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obj-$(CONFIG_IA64_PALINFO) += palinfo.o
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obj-$(CONFIG_IOSAPIC) += iosapic.o
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obj-$(CONFIG_MODULES) += module.o
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obj-$(CONFIG_SMP) += smp.o smpboot.o
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obj-$(CONFIG_NUMA) += numa.o
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obj-$(CONFIG_PERFMON) += perfmon_default_smpl.o
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obj-$(CONFIG_IA64_CYCLONE) += cyclone.o
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obj-$(CONFIG_CPU_FREQ) += cpufreq/
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obj-$(CONFIG_IA64_MCA_RECOVERY) += mca_recovery.o
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obj-$(CONFIG_KPROBES) += kprobes.o jprobes.o
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obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o crash.o
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obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
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obj-$(CONFIG_IA64_UNCACHED_ALLOCATOR) += uncached.o
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obj-$(CONFIG_AUDIT) += audit.o
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obj-$(CONFIG_PCI_MSI) += msi_ia64.o
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mca_recovery-y += mca_drv.o mca_drv_asm.o
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obj-$(CONFIG_IA64_MC_ERR_INJECT)+= err_inject.o
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obj-$(CONFIG_PARAVIRT) += paravirt.o paravirtentry.o
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obj-$(CONFIG_IA64_ESI) += esi.o
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ifneq ($(CONFIG_IA64_ESI),)
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obj-y += esi_stub.o # must be in kernel proper
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endif
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# The gate DSO image is built using a special linker script.
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targets += gate.so gate-syms.o
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extra-y += gate.so gate-syms.o gate.lds gate.o
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# fp_emulate() expects f2-f5,f16-f31 to contain the user-level state.
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CFLAGS_traps.o += -mfixed-range=f2-f5,f16-f31
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CPPFLAGS_gate.lds := -P -C -U$(ARCH)
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quiet_cmd_gate = GATE $@
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cmd_gate = $(CC) -nostdlib $(GATECFLAGS_$(@F)) -Wl,-T,$(filter-out FORCE,$^) -o $@
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GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \
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$(call ld-option, -Wl$(comma)--hash-style=sysv)
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$(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE
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$(call if_changed,gate)
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$(obj)/built-in.o: $(obj)/gate-syms.o
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$(obj)/built-in.o: ld_flags += -R $(obj)/gate-syms.o
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GATECFLAGS_gate-syms.o = -r
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$(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE
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$(call if_changed,gate)
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# gate-data.o contains the gate DSO image as data in section .data.gate.
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# We must build gate.so before we can assemble it.
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# Note: kbuild does not track this dependency due to usage of .incbin
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$(obj)/gate-data.o: $(obj)/gate.so
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# Calculate NR_IRQ = max(IA64_NATIVE_NR_IRQS, XEN_NR_IRQS, ...) based on config
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define sed-y
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"/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}"
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endef
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quiet_cmd_nr_irqs = GEN $@
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define cmd_nr_irqs
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(set -e; \
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echo "#ifndef __ASM_NR_IRQS_H__"; \
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echo "#define __ASM_NR_IRQS_H__"; \
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echo "/*"; \
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echo " * DO NOT MODIFY."; \
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echo " *"; \
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echo " * This file was generated by Kbuild"; \
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echo " *"; \
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echo " */"; \
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echo ""; \
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sed -ne $(sed-y) $<; \
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echo ""; \
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echo "#endif" ) > $@
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endef
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# We use internal kbuild rules to avoid the "is up to date" message from make
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arch/$(SRCARCH)/kernel/nr-irqs.s: $(srctree)/arch/$(SRCARCH)/kernel/nr-irqs.c \
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$(wildcard $(srctree)/include/asm-ia64/*/irq.h)
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$(Q)mkdir -p $(dir $@)
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$(call if_changed_dep,cc_s_c)
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include/asm-ia64/nr-irqs.h: arch/$(SRCARCH)/kernel/nr-irqs.s
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$(Q)mkdir -p $(dir $@)
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$(call cmd,nr_irqs)
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clean-files += $(objtree)/include/asm-ia64/nr-irqs.h
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#
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# native ivt.S and entry.S
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#
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ASM_PARAVIRT_OBJS = ivt.o entry.o
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define paravirtualized_native
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AFLAGS_$(1) += -D__IA64_ASM_PARAVIRTUALIZED_NATIVE
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endef
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$(foreach obj,$(ASM_PARAVIRT_OBJS),$(eval $(call paravirtualized_native,$(obj))))
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