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- #
- # This class contains functions for recipes that need QEMU or test for its
- # existence.
- #
- def qemu_target_binary(data):
- package_arch = data.getVar("PACKAGE_ARCH")
- qemu_target_binary = (data.getVar("QEMU_TARGET_BINARY_%s" % package_arch) or "")
- if qemu_target_binary:
- return qemu_target_binary
- target_arch = data.getVar("TARGET_ARCH")
- if target_arch in ("i486", "i586", "i686"):
- target_arch = "i386"
- elif target_arch == "powerpc":
- target_arch = "ppc"
- elif target_arch == "powerpc64":
- target_arch = "ppc64"
- elif target_arch == "powerpc64le":
- target_arch = "ppc64le"
- 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")
- 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} ${@d.getVar("QEMU_EXTRAOPTIONS_%s" % d.getVar('PACKAGE_ARCH')) or ""}"
- QEMU_OPTIONS[vardeps] += "QEMU_EXTRAOPTIONS_${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"
- QEMU_EXTRAOPTIONS_powerpc64le = " -cpu POWER8"
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