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d897a1670b
The "oprofile" user-space tools don't use the kernel OPROFILE support any more, and haven't in a long time. User-space has been converted to the perf interfaces. Remove the old oprofile's architecture specific support. Suggested-by: Christoph Hellwig <hch@infradead.org> Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Robert Richter <rric@kernel.org> Acked-by: Michal Simek <michal.simek@xilinx.com> Acked-by: William Cohen <wcohen@redhat.com> Acked-by: Al Viro <viro@zeniv.linux.org.uk> Acked-by: Thomas Gleixner <tglx@linutronix.de>
103 lines
3.6 KiB
Makefile
103 lines
3.6 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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KBUILD_DEFCONFIG := mmu_defconfig
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UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\"
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# What CPU vesion are we building for, and crack it open
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# as major.minor.rev
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CPU_VER := $(shell echo $(CONFIG_XILINX_MICROBLAZE0_HW_VER))
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CPU_MAJOR := $(shell echo $(CPU_VER) | cut -d '.' -f 1)
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CPU_MINOR := $(shell echo $(CPU_VER) | cut -d '.' -f 2)
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CPU_REV := $(shell echo $(CPU_VER) | cut -d '.' -f 3)
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export CPU_VER CPU_MAJOR CPU_MINOR CPU_REV
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# Use cpu-related CONFIG_ vars to set compile options.
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# The various CONFIG_XILINX cpu features options are integers 0/1/2...
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# rather than bools y/n
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# Work out HW multipler support. This is tricky.
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# 1. Spartan2 has no HW multipliers.
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# 2. MicroBlaze v3.x always uses them, except in Spartan 2
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# 3. All other FPGa/CPU ver combos, we can trust the CONFIG_ settings
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ifeq (,$(findstring spartan2,$(CONFIG_XILINX_MICROBLAZE0_FAMILY)))
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ifeq ($(CPU_MAJOR),3)
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CPUFLAGS-1 += -mno-xl-soft-mul
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else
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# USE_HW_MUL can be 0, 1, or 2, defining a hierarchy of HW Mul support.
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CPUFLAGS-$(subst 1,,$(CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL)) += -mxl-multiply-high
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CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL) += -mno-xl-soft-mul
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endif
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endif
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CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_DIV) += -mno-xl-soft-div
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CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_BARREL) += -mxl-barrel-shift
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CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR) += -mxl-pattern-compare
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ifdef CONFIG_CPU_BIG_ENDIAN
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KBUILD_CFLAGS += -mbig-endian
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KBUILD_AFLAGS += -mbig-endian
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KBUILD_LDFLAGS += -EB
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else
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KBUILD_CFLAGS += -mlittle-endian
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KBUILD_AFLAGS += -mlittle-endian
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KBUILD_LDFLAGS += -EL
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endif
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CPUFLAGS-1 += $(call cc-option,-mcpu=v$(CPU_VER))
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# r31 holds current when in kernel mode
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KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-y) $(CPUFLAGS-1) $(CPUFLAGS-2)
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head-y := arch/microblaze/kernel/head.o
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libs-y += arch/microblaze/lib/
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core-y += arch/microblaze/kernel/
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core-y += arch/microblaze/mm/
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core-$(CONFIG_PCI) += arch/microblaze/pci/
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boot := arch/microblaze/boot
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# Are we making a simpleImage.<boardname> target? If so, crack out the boardname
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DTB:=$(subst simpleImage.,,$(filter simpleImage.%, $(MAKECMDGOALS)))
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core-y += $(boot)/dts/
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export DTB
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all: linux.bin
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archclean:
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$(Q)$(MAKE) $(clean)=$(boot)
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archheaders:
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$(Q)$(MAKE) $(build)=arch/microblaze/kernel/syscalls all
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PHONY += linux.bin linux.bin.gz linux.bin.ub
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linux.bin.ub linux.bin.gz: linux.bin
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linux.bin: vmlinux
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linux.bin linux.bin.gz linux.bin.ub:
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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@echo 'Kernel: $(boot)/$@ is ready' ' (#'`cat .version`')'
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PHONY += simpleImage.$(DTB)
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simpleImage.$(DTB): vmlinux
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$(Q)$(MAKE) $(build)=$(boot) $(addprefix $(boot)/$@., ub unstrip strip)
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@echo 'Kernel: $(boot)/$@ is ready' ' (#'`cat .version`')'
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define archhelp
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echo '* linux.bin - Create raw binary'
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echo ' linux.bin.gz - Create compressed raw binary'
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echo ' linux.bin.ub - Create U-Boot wrapped raw binary'
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echo ' simpleImage.<dt> - Create the following images with <dt>.dtb linked in'
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echo ' simpleImage.<dt> : raw image'
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echo ' simpleImage.<dt>.ub : raw image with U-Boot header'
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echo ' simpleImage.<dt>.unstrip: ELF (identical to vmlinux)'
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echo ' simpleImage.<dt>.strip : stripped ELF'
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echo ' Targets with <dt> embed a device tree blob inside the image'
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echo ' These targets support board with firmware that does not'
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echo ' support passing a device tree directly. Replace <dt> with the'
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echo ' name of a dts file from the arch/microblaze/boot/dts/ directory'
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echo ' (minus the .dts extension).'
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endef
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MRPROPER_FILES += $(boot)/simpleImage.*
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