kernel/Makefile

   1 include ../config.mak
   2
   3 ARCH_DIR = $(if $(filter $(ARCH),x86_64 i386),x86,$(ARCH))
   4 ARCH_CONFIG := $(shell echo $(ARCH_DIR) | tr '[:lower:]' '[:upper:]')
   5
   6 KVERREL = $(patsubst /lib/modules/%/build,%,$(KERNELDIR))
   7
   8 DESTDIR=
   9
  10 MAKEFILE_PRE = $(ARCH_DIR)/Makefile.pre
  11
  12 INSTALLDIR = $(patsubst %/build,%/extra,$(KERNELDIR))
  13 ORIGMODDIR = $(patsubst %/build,%/kernel,$(KERNELDIR))
  14
  15 rpmrelease = devel
  16
  17 LINUX = ../linux-2.6
  18
  19 version = $(shell cd $(LINUX); git describe)
  20
  21 _hack = mv $1 $1.orig && \
  22         gawk -v version=$(version) -f hack-module.awk $1.orig \
  23             | sed '/\#include/! s/\blapic\b/l_apic/g' > $1 && rm $1.orig
  24
  25 unifdef = mv $1 $1.orig && \
  26           unifdef -DCONFIG_$(ARCH_CONFIG) $1.orig > $1; \
  27           [ $$? -le 1 ] && rm $1.orig
  28
  29 hack = $(call _hack,$T/$(strip $1))
  30
  31 hack-files-x86 = kvm_main.c mmu.c vmx.c svm.c x86.c irq.h lapic.c i8254.c
  32 hack-files-ia64 =
  33
  34 hack-files = $(hack-files-$(ARCH_DIR))
  35
  36 all:: header-link prerequisite
  37 #       include header priority 1) $LINUX 2) $KERNELDIR 3) include-compat
  38         $(MAKE) -C $(KERNELDIR) M=`pwd` \
  39                 LINUXINCLUDE="-I`pwd`/include -Iinclude -I`pwd`/include-compat \
  40                 -include include/linux/autoconf.h \
  41                 -include `pwd`/$(ARCH_DIR)/external-module-compat.h"
  42                 "$$@"
  43
  44 sync: header-sync source-sync header-link
  45
  46 header-link:
  47         rm -f include/asm
  48         ln -sf asm-$(ARCH_DIR) include/asm
  49         ln -sf asm-$(ARCH_DIR) include-compat/asm
  50
  51 T = $(subst -sync,,$@)-tmp
  52
  53 header-sync:
  54         rm -rf $T
  55         rsync -R \
  56              "$(LINUX)"/./include/linux/kvm*.h \
  57              "$(LINUX)"/./include/asm-*/kvm*.h \
  58              $T/
  59
  60         set -e && for i in $(find $T -name '*.h'); do \
  61                 $(call unifdef,$$i); done
  62         $(call hack, include/linux/kvm.h)
  63         set -e && for i in $$(find $T -type f -printf '%P '); \
  64                 do mkdir -p $$(dirname $$i); cmp -s $$i $T/$$i || cp $T/$$i $$i; done
  65         rm -rf $T
  66
  67 source-sync:
  68         rm -rf $T
  69         rsync --exclude='*.mod.c' -R \
  70              "$(LINUX)"/arch/$(ARCH_DIR)/kvm/./*.[cSh] \
  71              "$(LINUX)"/virt/kvm/./*.[cSh] \
  72              $T/
  73
  74         set -e && for i in $(find $T -name '*.c'); do \
  75                 $(call unifdef,$$i); done
  76
  77         for i in $(hack-files); \
  78                 do $(call hack, $$i); done
  79
  80         for i in $$(find $T -type f -printf '%P '); \
  81                 do cmp -s $(ARCH_DIR)/$$i $T/$$i || cp $T/$$i $(ARCH_DIR)/$$i; done
  82         rm -rf $T
  83
  84 include $(MAKEFILE_PRE)
  85
  86 install:
  87         mkdir -p $(DESTDIR)/$(INSTALLDIR)
  88         cp $(ARCH_DIR)/*.ko $(DESTDIR)/$(INSTALLDIR)
  89         for i in $(ORIGMODDIR)/drivers/kvm/*.ko \
  90                  $(ORIGMODDIR)/arch/$(ARCH_DIR)/kvm/*.ko; do \
  91                 if [ -f "$$i" ]; then mv "$$i" "$$i.orig"; fi; \
  92         done
  93         /sbin/depmod -a
  94
  95 tmpspec = .tmp.kvm-kmod.spec
  96
  97 rpm-topdir := $$(pwd)/../rpmtop
  98
  99 RPMDIR = $(rpm-topdir)/RPMS
 100
 101 rpm:    all
 102         mkdir -p $(rpm-topdir)/BUILD $(RPMDIR)/$$(uname -i)
 103         sed 's/^Release:.*/Release: $(rpmrelease)/; s/^%define kverrel.*/%define kverrel $(KVERREL)/' \
 104              kvm-kmod.spec > $(tmpspec)
 105         rpmbuild --define="kverrel $(KVERREL)" \
 106                  --define="objdir $$(pwd)/$(ARCH_DIR)" \
 107                  --define="_rpmdir $(RPMDIR)" \
 108                  --define="_topdir $(rpm-topdir)" \
 109                 -bb $(tmpspec)
 110
 111 clean:
 112         $(MAKE) -C $(KERNELDIR) M=`pwd` $@