mirror of
https://github.com/clearlinux/kvmtool.git
synced 2026-08-30 13:51:03 +00:00
Prasad Joshi
86835ced6d
The patch only implements the basic read-only support for QCOW version 1 images. Many of the QCOW features are not implemented: - write - image creation - snapshot - copy-on-write - encryption The code is based on the following QCOW 1 image format specification: http://people.gnome.org/~markmc/qcow-image-format-version-1.html Cc: Asias He <asias.hejun@gmail.com> Cc: Cyrill Gorcunov <gorcunov@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Kevin Wolf <kwolf@redhat.com> Cc: Sasha Levin <levinsasha928@gmail.com> Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Signed-off-by: Prasad Joshi <prasadjoshi124@gmail.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
185 lines
4.0 KiB
Makefile
185 lines
4.0 KiB
Makefile
ifeq ($(strip $(V)),)
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E = @echo
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Q = @
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else
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E = @\#
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Q =
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endif
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export E Q
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PROGRAM = kvm
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FIND = find
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CSCOPE = cscope
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TAGS = ctags
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OBJS += 8250-serial.o
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OBJS += virtio-blk.o
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OBJS += virtio-net.o
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OBJS += virtio-console.o
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OBJS += cpuid.o
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OBJS += read-write.o
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OBJS += disk-image.o
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OBJS += interrupt.o
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OBJS += ioport.o
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OBJS += kvm.o
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OBJS += kvm-cpu.o
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OBJS += main.o
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OBJS += mmio.o
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OBJS += pci.o
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OBJS += util.o
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OBJS += term.o
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OBJS += virtio.o
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OBJS += util/parse-options.o
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OBJS += util/strbuf.o
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OBJS += kvm-help.o
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OBJS += kvm-cmd.o
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OBJS += kvm-run.o
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OBJS += qcow.o
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DEPS := $(patsubst %.o,%.d,$(OBJS))
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# Exclude BIOS object files from header dependencies.
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OBJS += bios.o
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OBJS += bios/bios.o
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LIBS += -lrt
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LIBS += -lpthread
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# Additional ARCH settings for x86
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ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
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-e s/arm.*/arm/ -e s/sa110/arm/ \
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-e s/s390x/s390/ -e s/parisc64/parisc/ \
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-e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
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-e s/sh[234].*/sh/ )
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uname_M := $(shell uname -m | sed -e s/i.86/i386/)
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ifeq ($(uname_M),i386)
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ARCH := x86
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DEFINES += -DCONFIG_X86_32
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endif
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ifeq ($(uname_M),x86_64)
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ARCH := x86
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DEFINES += -DCONFIG_X86_64
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endif
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DEFINES += -D_FILE_OFFSET_BITS=64
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DEFINES += -D_GNU_SOURCE
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KVM_INCLUDE := include
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CFLAGS += $(CPPFLAGS) $(DEFINES) -I$(KVM_INCLUDE) -I../../include -I../../arch/$(ARCH)/include/ -Os -g
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WARNINGS += -Werror
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WARNINGS += -Wall
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WARNINGS += -Wcast-align
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WARNINGS += -Wformat=2
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WARNINGS += -Winit-self
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WARNINGS += -Wmissing-declarations
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WARNINGS += -Wmissing-prototypes
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WARNINGS += -Wnested-externs
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WARNINGS += -Wno-system-headers
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WARNINGS += -Wold-style-definition
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WARNINGS += -Wredundant-decls
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WARNINGS += -Wsign-compare
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WARNINGS += -Wstrict-prototypes
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WARNINGS += -Wundef
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WARNINGS += -Wvolatile-register-var
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WARNINGS += -Wwrite-strings
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CFLAGS += $(WARNINGS)
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all: $(PROGRAM)
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$(PROGRAM): $(DEPS) $(OBJS)
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$(E) " LINK " $@
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$(Q) $(CC) $(OBJS) $(LIBS) -o $@
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$(DEPS):
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%.d: %.c
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$(Q) $(CC) -M -MT $(patsubst %.d,%.o,$@) $(CFLAGS) $< -o $@
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# The header file common-cmds.h is needed for compilation of kvm-help.c.
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kvm-help.d: $(KVM_INCLUDE)/common-cmds.h
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$(OBJS):
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%.o: %.c
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$(E) " CC " $@
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$(Q) $(CC) -c $(CFLAGS) $< -o $@
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$(KVM_INCLUDE)/common-cmds.h: util/generate-cmdlist.sh command-list.txt
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$(KVM_INCLUDE)/common-cmds.h: $(wildcard Documentation/kvm-*.txt)
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$(E) " GEN " $@
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$(Q) util/generate-cmdlist.sh > $@+ && mv $@+ $@
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#
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# BIOS assembly weirdness
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#
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BIOS_CFLAGS += -m32
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BIOS_CFLAGS += -march=i386
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BIOS_CFLAGS += -mregparm=3
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bios.o: bios/bios-rom.bin
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bios/bios.o: bios/bios.S bios/bios-rom.bin
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$(E) " CC " $@
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$(Q) $(CC) -c $(CFLAGS) bios/bios.S -o bios/bios.o
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bios/bios-rom.bin: bios/bios-rom.S bios/e820.c
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$(E) " CC " $@
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$(Q) $(CC) -include code16gcc.h $(CFLAGS) $(BIOS_CFLAGS) -c -s bios/e820.c -o bios/e820.o
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$(Q) $(CC) $(CFLAGS) $(BIOS_CFLAGS) -c -s bios/bios-rom.S -o bios/bios-rom.o
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$(E) " LD " $@
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$(Q) ld -T bios/rom.ld.S -o bios/bios-rom.bin.elf bios/bios-rom.o bios/e820.o
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$(E) " OBJCOPY " $@
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$(Q) objcopy -O binary -j .text bios/bios-rom.bin.elf bios/bios-rom.bin
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$(E) " NM " $@
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$(Q) cd bios && sh gen-offsets.sh > bios-rom.h && cd ..
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check: $(PROGRAM)
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$(MAKE) -C tests
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./$(PROGRAM) run tests/pit/tick.bin
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.PHONY: check
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clean:
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$(E) " CLEAN"
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$(Q) rm -f bios/*.bin
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$(Q) rm -f bios/*.elf
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$(Q) rm -f bios/*.o
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$(Q) rm -f bios/bios-rom.h
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$(Q) rm -f $(DEPS) $(OBJS) $(PROGRAM)
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$(Q) rm -f cscope.*
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$(Q) rm -f $(KVM_INCLUDE)/common-cmds.h
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.PHONY: clean
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KVM_DEV ?= /dev/kvm
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$(KVM_DEV):
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$(E) " MKNOD " $@
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$(Q) mknod $@ char 10 232
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devices: $(KVM_DEV)
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.PHONY: devices
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TAGS:
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$(E) " GEN" $@
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$(Q) $(RM) -f TAGS
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$(Q) $(FIND) . -name '*.[hcS]' -print | xargs etags -a
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.PHONY: TAGS
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tags:
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$(E) " GEN" $@
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$(Q) $(RM) -f tags
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$(Q) $(FIND) . -name '*.[hcS]' -print | xargs ctags -a
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.PHONY: tags
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cscope:
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$(E) " GEN" $@
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$(Q) $(FIND) . -name '*.[hcS]' -print > cscope.files
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$(Q) $(CSCOPE) -bkqu
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.PHONY: cscope
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# Deps
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-include $(DEPS)
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