| # |
| # This class contains functions for recipes that need QEMU or test for its |
| # existence. |
| # |
| |
| def qemu_target_binary(data): |
| target_arch = data.getVar("TARGET_ARCH", True) |
| if target_arch in ("i486", "i586", "i686"): |
| target_arch = "i386" |
| elif target_arch == "powerpc": |
| target_arch = "ppc" |
| elif target_arch == "powerpc64": |
| target_arch = "ppc64" |
| |
| return "qemu-" + target_arch |
| |
| def qemu_wrapper_cmdline(data, rootfs_path, library_paths): |
| import string |
| |
| qemu_binary = qemu_target_binary(data) |
| if qemu_binary == "qemu-allarch": |
| qemu_binary = "qemuwrapper" |
| |
| qemu_options = data.getVar("QEMU_OPTIONS", True) |
| |
| return "PSEUDO_UNLOAD=1 " + qemu_binary + " " + qemu_options + " -L " + rootfs_path\ |
| + " -E LD_LIBRARY_PATH=" + ":".join(library_paths) + " " |
| |
| # Next function will return a string containing the command that is needed to |
| # to run a certain binary through qemu. For example, in order to make a certain |
| # postinstall scriptlet run at do_rootfs time and running the postinstall is |
| # architecture dependent, we can run it through qemu. For example, in the |
| # postinstall scriptlet, we could use the following: |
| # |
| # ${@qemu_run_binary(d, '$D', '/usr/bin/test_app')} [test_app arguments] |
| # |
| def qemu_run_binary(data, rootfs_path, binary): |
| libdir = rootfs_path + data.getVar("libdir", False) |
| base_libdir = rootfs_path + data.getVar("base_libdir", False) |
| |
| return qemu_wrapper_cmdline(data, rootfs_path, [libdir, base_libdir]) + rootfs_path + binary |
| |
| # QEMU_EXTRAOPTIONS is not meant to be directly used, the extensions are |
| # PACKAGE_ARCH, *NOT* overrides. |
| # In some cases (e.g. ppc) simply being arch specific (apparently) isn't good |
| # enough and a PACKAGE_ARCH specific -cpu option is needed (hence we have to do |
| # this dance). For others (e.g. arm) a -cpu option is not necessary, since the |
| # qemu-arm default CPU supports all required architecture levels. |
| |
| QEMU_OPTIONS = "-r ${OLDEST_KERNEL} ${@d.getVar("QEMU_EXTRAOPTIONS_%s" % d.getVar('PACKAGE_ARCH', True), True) or ""}" |
| QEMU_OPTIONS[vardeps] += "QEMU_EXTRAOPTIONS_${PACKAGE_ARCH}" |
| |
| QEMU_EXTRAOPTIONS_ppce500v2 = " -cpu e500v2" |
| QEMU_EXTRAOPTIONS_ppce500mc = " -cpu e500mc" |
| QEMU_EXTRAOPTIONS_ppce5500 = " -cpu e500mc" |
| QEMU_EXTRAOPTIONS_ppc64e5500 = " -cpu e500mc" |
| QEMU_EXTRAOPTIONS_ppce6500 = " -cpu e500mc" |
| QEMU_EXTRAOPTIONS_ppc64e6500 = " -cpu e500mc" |
| QEMU_EXTRAOPTIONS_ppc7400 = " -cpu 7400" |