Added ppc pseudo code
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Martin Gracik
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cd0107c9d8
commit
6b6fa4be81
217
pseudo/ppc.pseudo.py
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217
pseudo/ppc.pseudo.py
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# ppc.pseudo.py
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##### constants #####
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ANABOOTDIR = "usr/share/anaconda/boot"
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ETCDIR = "etc"
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PPCPARENT = "ppc"
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CHRPDIR = "ppc/chrp"
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IMAGESDIR = "images"
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PPC32DIR = "ppc/ppc32"
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PPC64DIR = "ppc/ppc64"
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MACDIR = "ppc/mac"
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NETBOOTDIR = "images/netboot"
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MKZIMAGE = "usr/bin/mkzimage"
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ZIMAGE_STUB = "usr/share/ppc64-utils/zImage.stub"
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ZIMAGE_LDS = "usr/share/ppc64-utils/zImage.lds"
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WRAPPER = "usr/sbin/wrapper"
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# XXX variable constant :/
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WRAPPER_A = "usr/%s/kernel-wrapper/wrapper.a" % libdir
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ISOPATHDIR = "isopath"
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MKISOFS = "mkisofs"
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MAPPING = joinpaths(ANABOOTDIR, "mapping")
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MAGIC = joinpaths(ANABOOTDIR, "magic")
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IMPLANTISOMD5 = "implantisomd5"
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##### main() #####
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""" kernellist, installroot, outputroot, product, version, treeinfo, bootiso
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"""
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# create directories
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makedirs(joinpaths(outputroot, ETCDIR))
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makedirs(joinpaths(outputroot, PPCPARENT)
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makedirs(joinpaths(outputroot, CHRPDIR))
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makedirs(joinpaths(outputroot, IMAGESDIR))
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# set up biarch test
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biarch = lambda: (exists(joinpaths(outputroot, PPC32DIR)) and
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exists(joinpaths(outputroot, PPC64DIR)))
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# create images
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for kernel in kernellist:
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# set up bits
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if (kernel.arch == "ppc"):
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bits = 32
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ppcdir = PPC32DIR
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fakearch = "ppc"
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elif (kernel.arch == "ppc64"):
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bits = 64
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ppcdir = PPC64DIR
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fakearch = ""
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else:
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raise Exception("unknown kernel arch %s" % kernel.arch)
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# create ppc dir
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makedirs(joinpaths(outputroot, ppcdir))
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if (kernel.arch == "ppc"):
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# create mac dir
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makedirs(joinpaths(outputroot, MACDIR))
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# create netboot dir
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makedirs(joinpaths(outputroot, NETBOOTDIR))
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# copy kernel
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kernel.fname = "vmlinuz"
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kernel.fpath = copy(kernel.fpath,
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joinpaths(outputroot, ppcdir, kernel.fname))
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# create and copy initrd
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initrd_fname = "ramdisk.image.gz"
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initrd_fpath = copy(create_initrd(kernel),
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joinpaths(outputroot, ppcdir, initrd_fname))
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# copy yaboot.conf
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yabootconf = copy(joinpaths(installroot, ANABOOTDIR, "yaboot.conf.in"),
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joinpaths(outputroot, ppcdir, "yaboot.conf"))
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replace(yabootconf, "%BITS%", "%d" % bits)
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replace(yabootconf, "%PRODUCT%", product)
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replace(yabootconf, "%VERSION%", version)
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# add kernel and initrd to .treeinfo
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with open(treeinfo, "a") as f:
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f.write("[images-%s]\n" % kernel.arch)
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f.write("kernel = %s\n" % joinpaths(ppcdir, kernel.fname))
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f.write("initrd = %s\n" % joinpaths(ppcdir, initrd_fname))
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mkzimage = joinpaths(installroot, MKZIMAGE)
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zimage_stub = joinpaths(installroot, ZIMAGE_STUB)
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wrapper = joinpaths(installroot, WRAPPER)
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wrapper_a = joinpaths(installroot, WRAPPER_A)
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ppc_img_fname = "ppc%d.img" % bits
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ppc_img_fpath = joinpaths(outputroot, NETBOOTDIR, ppc_img_fname)
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if (exists(mkzimage) and exists(zimage_stub)):
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# copy zImage.lds
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zimage_lds = joinpaths(installroot, ZIMAGE_LDS)
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zimage_lds = copy(zimage_lds,
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joinpaths(outputroot, ppcdir))
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# change current working dir
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cwd = os.getcwd()
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os.chdir(joinpaths(outputroot, ppcdir))
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# run mkzimage
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rc = exec([mkzimage, kernel.fpath, "no", "no", initrd_fpath,
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zimage_stub, ppc_img_fpath])
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# remove zImage.lds
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remove(zimage_lds)
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# return to former working dir
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os.chdir(cwd)
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elif (exists(wrapper) and exists(wrapper_a)):
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# run wrapper
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rc = exec([wrapper, "-o", ppc_img_fpath, "-i", initrd_fpath,
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"-D", dirname(wrapper_a), kernel.fpath])
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if (exists(ppc_img_fpath)):
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# add ppc image to .treeinfo
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with open(treeinfo, "a") as f:
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f.write("zimage = %s\n" % joinpaths(NETBOOTDIR, ppc_img_fname))
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if (bits == 32):
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# set up prepboot
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prepboot = "-prep-boot %s" % joinpaths(NETBOOTDIR, ppc_img_fname)
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if (empty(joinpaths(outputroot, NETBOOTDIR))):
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remove(joinpaths(outputroot, NETBOOTDIR))
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# copy bootinfo.txt
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copy(joinpaths(installroot, ANABOOTDIR, "bootinfo.txt"),
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joinpaths(outputroot, PPCPARENT))
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# copy efika.forth
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copy(joinpaths(installroot, ANABOOTDIR, "efika.forth"),
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joinpaths(outputroot, PPCPARENT))
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# copy yaboot to chrp dir
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yaboot = joinpaths(installroot, "usr/lib/yaboot/yaboot")
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yaboot = copy(yaboot, joinpaths(outputroot, CHRPDIR))
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if (exists(joinpaths(outputroot, MACDIR))):
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# copy yaboot and ofboot.b to mac dir
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copy(yaboot, joinpaths(outputroot, MACDIR))
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copy(joinpaths(installroot, ANABOOTDIR, "ofboot.b"),
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joinpaths(outputroot, MACDIR))
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# set up macboot
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p = joinpaths(outputroot, ISOPATHDIR, MACDIR)
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macboot = "-hfs-volid %s -hfs-bless %s" % (version, p)
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# add note to yaboot
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rc = exec([joinpaths(installroot, "usr/lib/yaboot/addnote"), yaboot])
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# copy yaboot.conf to etc dir
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if (biarch):
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yabootconf = copy(joinpaths(installroot, ANABOOTDIR, "yaboot.conf.3264"),
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joinpaths(outputroot, ETCDIR, "yaboot.conf"))
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replace(yabootconf, "%BITS%", "32")
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replace(yabootconf, "%PRODUCT%", product)
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replace(yabootconf, "%VERSION%", version)
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else:
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copy(joinpaths(outputroot, ppcdir, "yaboot.conf"),
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joinpaths(outputroot, ETCDIR))
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if (bootiso):
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# create isopath dir
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isopathdir = joinpaths(outputroot, ISOPATHDIR)
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makedirs(isopathdir)
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# copy etc dir and ppc dir to isopath dir
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copytree(joinpaths(outputroot, ETCDIR), isopathdir)
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copytree(joinpaths(outputroot, PPCPARENT), isopathdir)
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if (exists(joinpaths(outputroot, NETBOOTDIR))):
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# if we have ppc images, create images dir in isopath dir
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imagesdir = joinpaths(isopathdir, IMAGESDIR)
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makedirs(imagesdir)
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# copy netboot dir to images dir
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copytree(joinpaths(outputroot, NETBOOTDIR), imagesdir)
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# define prepboot and macboot
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prepboot = "" if "prepboot" not in locals() else locals()["prepboot"]
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macboot = "" if "macboot" not in locals() else locals()["macboot"]
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# create boot.iso
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bootiso_fpath = joinpaths(outputroot, IMAGESDIR, bootiso)
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# run mkisofs
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rc = exec([MKISOFS, "-o", bootiso_fpath, "-chrp-boot", "-U", prepboot,
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"-part", "-hfs", "-T", "-r", "-l", "-J", "-A",
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'"%s %s"' % (product, version), "-sysid", "PPC", "-V", '"PBOOT"',
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"-volset", '"%s"' % version, "-volset-size", "1",
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"-volset-seqno", "1", macboot, "-map", MAPPING, "-magic", MAGIC,
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"-no-desktop", "-allow-multidot", "-graft-points", isopathdir])
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# run implantisomd5
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rc = exec([IMPLANTISOMD5, bootiso_fpath])
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# remove isopath dir
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remove(isopathdir)
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