a15098c90d
Make it possible to enable GCOV code coverage measurement on powerpc. Lightly tested on 64-bit, seems to work as expected. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
150 lines
4.8 KiB
Makefile
150 lines
4.8 KiB
Makefile
#
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# Makefile for the linux kernel.
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#
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CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"'
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subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
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ifeq ($(CONFIG_PPC64),y)
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CFLAGS_prom_init.o += -mno-minimal-toc
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endif
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ifeq ($(CONFIG_PPC32),y)
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CFLAGS_prom_init.o += -fPIC
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CFLAGS_btext.o += -fPIC
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endif
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ifdef CONFIG_FUNCTION_TRACER
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# Do not trace early boot code
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CFLAGS_REMOVE_cputable.o = -pg -mno-sched-epilog
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CFLAGS_REMOVE_prom_init.o = -pg -mno-sched-epilog
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CFLAGS_REMOVE_btext.o = -pg -mno-sched-epilog
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CFLAGS_REMOVE_prom.o = -pg -mno-sched-epilog
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# do not trace tracer code
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CFLAGS_REMOVE_ftrace.o = -pg -mno-sched-epilog
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# timers used by tracing
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CFLAGS_REMOVE_time.o = -pg -mno-sched-epilog
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endif
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obj-y := cputable.o ptrace.o syscalls.o \
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irq.o align.o signal_32.o pmc.o vdso.o \
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init_task.o process.o systbl.o idle.o \
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signal.o sysfs.o cacheinfo.o
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obj-y += vdso32/
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obj-$(CONFIG_PPC64) += setup_64.o sys_ppc32.o \
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signal_64.o ptrace32.o \
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paca.o nvram_64.o firmware.o
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obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_ppc970.o cpu_setup_pa6t.o
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obj64-$(CONFIG_RELOCATABLE) += reloc_64.o
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obj-$(CONFIG_PPC_BOOK3E_64) += exceptions-64e.o
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obj-$(CONFIG_PPC64) += vdso64/
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obj-$(CONFIG_ALTIVEC) += vecemu.o
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obj-$(CONFIG_PPC_970_NAP) += idle_power4.o
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obj-$(CONFIG_PPC_OF) += of_device.o of_platform.o prom_parse.o
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obj-$(CONFIG_PPC_CLOCK) += clock.o
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procfs-$(CONFIG_PPC64) := proc_ppc64.o
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obj-$(CONFIG_PROC_FS) += $(procfs-y)
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rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI) := rtas_pci.o
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obj-$(CONFIG_PPC_RTAS) += rtas.o rtas-rtc.o $(rtaspci-y-y)
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obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o
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obj-$(CONFIG_RTAS_PROC) += rtas-proc.o
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obj-$(CONFIG_LPARCFG) += lparcfg.o
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obj-$(CONFIG_IBMVIO) += vio.o
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obj-$(CONFIG_IBMEBUS) += ibmebus.o
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obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync.o
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obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
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obj-$(CONFIG_E500) += idle_e500.o
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obj-$(CONFIG_6xx) += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
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obj-$(CONFIG_TAU) += tau_6xx.o
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obj-$(CONFIG_HIBERNATION) += swsusp.o suspend.o \
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swsusp_$(CONFIG_WORD_SIZE).o
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obj64-$(CONFIG_HIBERNATION) += swsusp_asm64.o
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obj-$(CONFIG_MODULES) += module.o module_$(CONFIG_WORD_SIZE).o
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obj-$(CONFIG_44x) += cpu_setup_44x.o
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obj-$(CONFIG_FSL_BOOKE) += cpu_setup_fsl_booke.o dbell.o
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extra-y := head_$(CONFIG_WORD_SIZE).o
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extra-$(CONFIG_PPC_BOOK3E_32) := head_new_booke.o
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extra-$(CONFIG_40x) := head_40x.o
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extra-$(CONFIG_44x) := head_44x.o
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extra-$(CONFIG_FSL_BOOKE) := head_fsl_booke.o
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extra-$(CONFIG_8xx) := head_8xx.o
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extra-y += vmlinux.lds
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obj-y += time.o prom.o traps.o setup-common.o \
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udbg.o misc.o io.o dma.o \
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misc_$(CONFIG_WORD_SIZE).o
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obj-$(CONFIG_PPC32) += entry_32.o setup_32.o
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obj-$(CONFIG_PPC64) += dma-iommu.o iommu.o
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obj-$(CONFIG_KGDB) += kgdb.o
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obj-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init.o
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obj-$(CONFIG_MODULES) += ppc_ksyms.o
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obj-$(CONFIG_BOOTX_TEXT) += btext.o
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obj-$(CONFIG_SMP) += smp.o
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obj-$(CONFIG_KPROBES) += kprobes.o
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obj-$(CONFIG_PPC_UDBG_16550) += legacy_serial.o udbg_16550.o
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obj-$(CONFIG_STACKTRACE) += stacktrace.o
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obj-$(CONFIG_SWIOTLB) += dma-swiotlb.o
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pci64-$(CONFIG_PPC64) += pci_dn.o isa-bridge.o
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obj-$(CONFIG_PCI) += pci_$(CONFIG_WORD_SIZE).o $(pci64-y) \
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pci-common.o
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obj-$(CONFIG_PCI_MSI) += msi.o
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obj-$(CONFIG_KEXEC) += machine_kexec.o crash.o \
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machine_kexec_$(CONFIG_WORD_SIZE).o
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obj-$(CONFIG_AUDIT) += audit.o
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obj64-$(CONFIG_AUDIT) += compat_audit.o
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obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o
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obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
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obj-$(CONFIG_PPC_PERF_CTRS) += perf_counter.o
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obj64-$(CONFIG_PPC_PERF_CTRS) += power4-pmu.o ppc970-pmu.o power5-pmu.o \
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power5+-pmu.o power6-pmu.o power7-pmu.o
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obj32-$(CONFIG_PPC_PERF_CTRS) += mpc7450-pmu.o
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obj-$(CONFIG_8XX_MINIMAL_FPEMU) += softemu8xx.o
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ifneq ($(CONFIG_PPC_INDIRECT_IO),y)
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obj-y += iomap.o
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endif
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obj-$(CONFIG_PPC64) += $(obj64-y)
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obj-$(CONFIG_PPC32) += $(obj32-y)
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ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC),)
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obj-y += ppc_save_regs.o
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endif
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# Disable GCOV in odd or sensitive code
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GCOV_PROFILE_prom_init.o := n
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GCOV_PROFILE_ftrace.o := n
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GCOV_PROFILE_machine_kexec_64.o := n
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GCOV_PROFILE_machine_kexec_32.o := n
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GCOV_PROFILE_kprobes.o := n
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extra-$(CONFIG_PPC_FPU) += fpu.o
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extra-$(CONFIG_ALTIVEC) += vector.o
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extra-$(CONFIG_PPC64) += entry_64.o
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extra-y += systbl_chk.i
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$(obj)/systbl.o: systbl_chk
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quiet_cmd_systbl_chk = CALL $<
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cmd_systbl_chk = $(CONFIG_SHELL) $< $(obj)/systbl_chk.i
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PHONY += systbl_chk
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systbl_chk: $(src)/systbl_chk.sh $(obj)/systbl_chk.i
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$(call cmd,systbl_chk)
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ifeq ($(CONFIG_PPC_OF_BOOT_TRAMPOLINE),y)
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$(obj)/built-in.o: prom_init_check
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quiet_cmd_prom_init_check = CALL $<
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cmd_prom_init_check = $(CONFIG_SHELL) $< "$(NM)" "$(obj)/prom_init.o"
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PHONY += prom_init_check
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prom_init_check: $(src)/prom_init_check.sh $(obj)/prom_init.o
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$(call cmd,prom_init_check)
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endif
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clean-files := vmlinux.lds
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