package/qemu/qemu.mk

   1 ################################################################################
   2 #
   3 # qemu
   4 #
   5 ################################################################################
   6
   7 QEMU_VERSION = 2.5.1
   8 QEMU_SOURCE = qemu-$(QEMU_VERSION).tar.bz2
   9 QEMU_SITE = http://wiki.qemu.org/download
  10 QEMU_LICENSE = GPLv2, LGPLv2.1, MIT, BSD-3c, BSD-2c, Others/BSD-1c
  11 QEMU_LICENSE_FILES = COPYING COPYING.LIB
  12 # NOTE: there is no top-level license file for non-(L)GPL licenses;
  13 #       the non-(L)GPL license texts are specified in the affected
  14 #       individual source files.
  15
  16 #-------------------------------------------------------------
  17 # Host-qemu
  18
  19 HOST_QEMU_DEPENDENCIES = host-pkgconf host-python host-zlib host-libglib2 host-pixman
  20
  21 #       BR ARCH         qemu
  22 #       -------         ----
  23 #       arm             arm
  24 #       armeb           armeb
  25 #       bfin            not supported
  26 #       i486            i386
  27 #       i586            i386
  28 #       i686            i386
  29 #       x86_64          x86_64
  30 #       m68k            m68k
  31 #       microblaze      microblaze
  32 #       mips            mips
  33 #       mipsel          mipsel
  34 #       mips64          mips64
  35 #       mips64el        mips64el
  36 #       powerpc         ppc
  37 #       sh2a            not supported
  38 #       sh4             sh4
  39 #       sh4eb           sh4eb
  40 #       sh4a            sh4
  41 #       sh4aeb          sh4eb
  42 #       sh64            not supported
  43 #       sparc           sparc
  44
  45 HOST_QEMU_ARCH = $(ARCH)
  46 ifeq ($(HOST_QEMU_ARCH),i486)
  47 HOST_QEMU_ARCH = i386
  48 endif
  49 ifeq ($(HOST_QEMU_ARCH),i586)
  50 HOST_QEMU_ARCH = i386
  51 endif
  52 ifeq ($(HOST_QEMU_ARCH),i686)
  53 HOST_QEMU_ARCH = i386
  54 endif
  55 ifeq ($(HOST_QEMU_ARCH),powerpc)
  56 HOST_QEMU_ARCH = ppc
  57 endif
  58 ifeq ($(HOST_QEMU_ARCH),sh4a)
  59 HOST_QEMU_ARCH = sh4
  60 endif
  61 ifeq ($(HOST_QEMU_ARCH),sh4aeb)
  62 HOST_QEMU_ARCH = sh4eb
  63 endif
  64 HOST_QEMU_TARGETS = $(HOST_QEMU_ARCH)-linux-user
  65
  66 ifeq ($(BR2_PACKAGE_HOST_QEMU),y)
  67 HOST_QEMU_HOST_SYSTEM_TYPE = $(shell uname -s)
  68 ifneq ($(HOST_QEMU_HOST_SYSTEM_TYPE),Linux)
  69 $(error "qemu-user can only be used on Linux hosts")
  70 endif
  71
  72 # kernel version as major*256 + minor
  73 HOST_QEMU_HOST_SYSTEM_VERSION = $(shell uname -r | awk -F. '{ print $$1 * 256 + $$2 }')
  74 HOST_QEMU_TARGET_SYSTEM_VERSION = $(shell echo $(BR2_TOOLCHAIN_HEADERS_AT_LEAST) | awk -F. '{ print $$1 * 256 + $$2 }')
  75 HOST_QEMU_COMPARE_VERSION = $(shell test $(HOST_QEMU_HOST_SYSTEM_VERSION) -ge $(HOST_QEMU_TARGET_SYSTEM_VERSION) && echo OK)
  76
  77 #
  78 # The principle of qemu-user is that it emulates the instructions of
  79 # the target architecture when running the binary, and then when this
  80 # binary does a system call, it converts this system call into a
  81 # system call on the host machine. This mechanism makes an assumption:
  82 # that the target binary will not do system calls that do not exist on
  83 # the host. This basically requires that the target binary should be
  84 # built with kernel headers that are older or the same as the kernel
  85 # version running on the host machine.
  86 #
  87 ifeq ($(BR_BUILDING),y)
  88 ifneq ($(HOST_QEMU_COMPARE_VERSION),OK)
  89 $(error "Refusing to build qemu-user: target Linux version newer than host's.")
  90 endif
  91 endif
  92 endif
  93
  94 define HOST_QEMU_CONFIGURE_CMDS
  95         cd $(@D); $(HOST_CONFIGURE_OPTS) ./configure    \
  96                 --target-list="$(HOST_QEMU_TARGETS)"    \
  97                 --prefix="$(HOST_DIR)/usr"              \
  98                 --interp-prefix=$(STAGING_DIR)          \
  99                 --cc="$(HOSTCC)"                        \
 100                 --host-cc="$(HOSTCC)"                   \
 101                 --python=$(HOST_DIR)/usr/bin/python2    \
 102                 --extra-cflags="$(HOST_CFLAGS)"         \
 103                 --extra-ldflags="$(HOST_LDFLAGS)"
 104 endef
 105
 106 define HOST_QEMU_BUILD_CMDS
 107         $(HOST_MAKE_ENV) $(MAKE) -C $(@D)
 108 endef
 109
 110 define HOST_QEMU_INSTALL_CMDS
 111         $(HOST_MAKE_ENV) $(MAKE) -C $(@D) install
 112 endef
 113
 114 $(eval $(host-generic-package))
 115
 116 # variable used by other packages
 117 QEMU_USER = $(HOST_DIR)/usr/bin/qemu-$(HOST_QEMU_ARCH)
 118
 119 #-------------------------------------------------------------
 120 # Target-qemu
 121
 122 QEMU_DEPENDENCIES = host-pkgconf host-python libglib2 zlib pixman
 123
 124 # Need the LIBS variable because librt and libm are
 125 # not automatically pulled. :-(
 126 QEMU_LIBS = -lrt -lm
 127
 128 QEMU_OPTS =
 129
 130 QEMU_VARS = \
 131         LIBTOOL=$(HOST_DIR)/usr/bin/libtool \
 132         PYTHON=$(HOST_DIR)/usr/bin/python2 \
 133         PYTHONPATH=$(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/site-packages
 134
 135 # If we want to specify only a subset of targets, we must still enable all
 136 # of them, so that QEMU properly builds its list of default targets, from
 137 # which it then checks if the specified sub-set is valid. That's what we
 138 # do in the first part of the if-clause.
 139 # Otherwise, if we do not want to pass a sub-set of targets, we then need
 140 # to either enable or disable -user and/or -system emulation appropriately.
 141 # That's what we do in the else-clause.
 142 ifneq ($(call qstrip,$(BR2_PACKAGE_QEMU_CUSTOM_TARGETS)),)
 143 QEMU_OPTS += --enable-system --enable-linux-user
 144 QEMU_OPTS += --target-list="$(call qstrip,$(BR2_PACKAGE_QEMU_CUSTOM_TARGETS))"
 145 else
 146
 147 ifeq ($(BR2_PACKAGE_QEMU_SYSTEM),y)
 148 QEMU_OPTS += --enable-system
 149 else
 150 QEMU_OPTS += --disable-system
 151 endif
 152
 153 ifeq ($(BR2_PACKAGE_QEMU_LINUX_USER),y)
 154 QEMU_OPTS += --enable-linux-user
 155 else
 156 QEMU_OPTS += --disable-linux-user
 157 endif
 158
 159 endif
 160
 161 ifeq ($(BR2_PACKAGE_QEMU_SDL),y)
 162 QEMU_OPTS += --enable-sdl
 163 QEMU_DEPENDENCIES += sdl
 164 QEMU_VARS += SDL_CONFIG=$(BR2_STAGING_DIR)/usr/bin/sdl-config
 165 else
 166 QEMU_OPTS += --disable-sdl
 167 endif
 168
 169 ifeq ($(BR2_PACKAGE_QEMU_FDT),y)
 170 QEMU_OPTS += --enable-fdt
 171 QEMU_DEPENDENCIES += dtc
 172 else
 173 QEMU_OPTS += --disable-fdt
 174 endif
 175
 176 define QEMU_CONFIGURE_CMDS
 177         ( cd $(@D);                                     \
 178                 LIBS='$(QEMU_LIBS)'                     \
 179                 $(TARGET_CONFIGURE_OPTS)                \
 180                 $(TARGET_CONFIGURE_ARGS)                \
 181                 $(QEMU_VARS)                            \
 182                 ./configure                             \
 183                         --prefix=/usr                   \
 184                         --cross-prefix=$(TARGET_CROSS)  \
 185                         --with-system-pixman            \
 186                         --audio-drv-list=               \
 187                         --enable-kvm                    \
 188                         --enable-attr                   \
 189                         --enable-vhost-net              \
 190                         --disable-bsd-user              \
 191                         --disable-xen                   \
 192                         --disable-slirp                 \
 193                         --disable-vnc                   \
 194                         --disable-virtfs                \
 195                         --disable-brlapi                \
 196                         --disable-curses                \
 197                         --disable-curl                  \
 198                         --disable-bluez                 \
 199                         --disable-uuid                  \
 200                         --disable-vde                   \
 201                         --disable-linux-aio             \
 202                         --disable-cap-ng                \
 203                         --disable-docs                  \
 204                         --disable-spice                 \
 205                         --disable-rbd                   \
 206                         --disable-libiscsi              \
 207                         --disable-usb-redir             \
 208                         --disable-strip                 \
 209                         --disable-seccomp               \
 210                         --disable-sparse                \
 211                         --disable-tools                 \
 212                         $(QEMU_OPTS)                    \
 213         )
 214 endef
 215
 216 define QEMU_BUILD_CMDS
 217         $(TARGET_MAKE_ENV) $(MAKE) -C $(@D)
 218 endef
 219
 220 define QEMU_INSTALL_TARGET_CMDS
 221         $(TARGET_MAKE_ENV) $(MAKE) -C $(@D) $(QEMU_MAKE_ENV) DESTDIR=$(TARGET_DIR) install
 222 endef
 223
 224 $(eval $(generic-package))