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8a8622d3e1
This patch was merged on the basis that it wasn't needed with recent versions
of qemu. That isn't true and has been showen to cause failures for aarch64 on
centos7 hosts. Revert the patch as we'll need a different solution.
This reverts commit 94b371e1c9.
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
68 lines
2.7 KiB
Plaintext
68 lines
2.7 KiB
Plaintext
#
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# This class contains functions for recipes that need QEMU or test for its
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# existence.
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#
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def qemu_target_binary(data):
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package_arch = data.getVar("PACKAGE_ARCH")
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qemu_target_binary = (data.getVar("QEMU_TARGET_BINARY_%s" % package_arch) or "")
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if qemu_target_binary:
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return qemu_target_binary
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target_arch = data.getVar("TARGET_ARCH")
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if target_arch in ("i486", "i586", "i686"):
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target_arch = "i386"
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elif target_arch == "powerpc":
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target_arch = "ppc"
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elif target_arch == "powerpc64":
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target_arch = "ppc64"
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elif target_arch == "powerpc64le":
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target_arch = "ppc64le"
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return "qemu-" + target_arch
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def qemu_wrapper_cmdline(data, rootfs_path, library_paths):
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import string
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qemu_binary = qemu_target_binary(data)
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if qemu_binary == "qemu-allarch":
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qemu_binary = "qemuwrapper"
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qemu_options = data.getVar("QEMU_OPTIONS")
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return "PSEUDO_UNLOAD=1 " + qemu_binary + " " + qemu_options + " -L " + rootfs_path\
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+ " -E LD_LIBRARY_PATH=" + ":".join(library_paths) + " "
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# Next function will return a string containing the command that is needed to
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# to run a certain binary through qemu. For example, in order to make a certain
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# postinstall scriptlet run at do_rootfs time and running the postinstall is
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# architecture dependent, we can run it through qemu. For example, in the
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# postinstall scriptlet, we could use the following:
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#
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# ${@qemu_run_binary(d, '$D', '/usr/bin/test_app')} [test_app arguments]
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#
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def qemu_run_binary(data, rootfs_path, binary):
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libdir = rootfs_path + data.getVar("libdir", False)
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base_libdir = rootfs_path + data.getVar("base_libdir", False)
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return qemu_wrapper_cmdline(data, rootfs_path, [libdir, base_libdir]) + rootfs_path + binary
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# QEMU_EXTRAOPTIONS is not meant to be directly used, the extensions are
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# PACKAGE_ARCH, *NOT* overrides.
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# In some cases (e.g. ppc) simply being arch specific (apparently) isn't good
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# enough and a PACKAGE_ARCH specific -cpu option is needed (hence we have to do
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# this dance). For others (e.g. arm) a -cpu option is not necessary, since the
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# qemu-arm default CPU supports all required architecture levels.
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QEMU_OPTIONS = "-r ${OLDEST_KERNEL} ${@d.getVar("QEMU_EXTRAOPTIONS_%s" % d.getVar('PACKAGE_ARCH')) or ""}"
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QEMU_OPTIONS[vardeps] += "QEMU_EXTRAOPTIONS_${PACKAGE_ARCH}"
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QEMU_EXTRAOPTIONS_ppce500v2 = " -cpu e500v2"
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QEMU_EXTRAOPTIONS_ppce500mc = " -cpu e500mc"
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QEMU_EXTRAOPTIONS_ppce5500 = " -cpu e500mc"
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QEMU_EXTRAOPTIONS_ppc64e5500 = " -cpu e500mc"
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QEMU_EXTRAOPTIONS_ppce6500 = " -cpu e500mc"
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QEMU_EXTRAOPTIONS_ppc64e6500 = " -cpu e500mc"
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QEMU_EXTRAOPTIONS_ppc7400 = " -cpu 7400"
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QEMU_EXTRAOPTIONS:powerpc64le = " -cpu POWER8"
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