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When qemu bbclass is inherited from a recipe that is not architecture dependent, qemu_run_binary will return "qemu-allarch". However this binary does not exist. Instead, return "qemuwrapper" which will, in turn, execute the right binary for the target the image was built for. [YOCTO #2599] (From OE-Core rev: 149a564bba7d3e1c2054ae6d908835ebd95b9084) Signed-off-by: Laurentiu Palcu <laurentiu.palcu@intel.com> Signed-off-by: Saul Wold <sgw@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
37 lines
1.4 KiB
Plaintext
37 lines
1.4 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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target_arch = data.getVar("TARGET_ARCH", True)
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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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return "qemu-" + target_arch
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#
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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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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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dynamic_loader = rootfs_path + '$(readelf -l ' + rootfs_path + \
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binary + '| grep "Requesting program interpreter"|sed -e \'s/^.*\[.*: \(.*\)\]/\\1/\')'
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library_path = rootfs_path + data.getVar("base_libdir", True) + ":" + \
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rootfs_path + data.getVar("libdir", True)
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return qemu_binary + " " + dynamic_loader + " --library-path " + library_path \
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+ " " + rootfs_path + binary
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