def get_platform():
"""Check the architecture of the system and return an instance of a
Platform subclass to match. If the architecture could not be determined,
raise an exception."""
if arch.is_ppc():
ppc_machine = arch.get_ppc_machine()
if (ppc_machine == "PMac" and arch.get_ppc_mac_gen() == "NewWorld"):
return NewWorldPPC()
elif ppc_machine in ["iSeries", "pSeries"]:
return IPSeriesPPC()
elif ppc_machine == "PowerNV":
return PowerNV()
elif ppc_machine == "PS3":
return PS3()
else:
raise SystemError("Unsupported PPC machine type: %s" % ppc_machine)
elif arch.is_s390():
return S390()
elif arch.is_efi():
if arch.is_mactel():
return MacEFI()
elif arch.is_aarch64():
return Aarch64EFI()
elif arch.is_arm():
return ArmEFI()
else:
return EFI()
elif arch.is_x86():
return X86()
elif arch.is_arm():
return ARM()
else:
raise SystemError("Could not determine system architecture.")
def verify_gpt_biosboot(storage, constraints, report_error, report_warning):
""" Verify that GPT boot disk on BIOS system has a BIOS boot partition.
:param storage: a storage to check
:param constraints: a dictionary of constraints
:param report_error: a function for error reporting
:param report_warning: a function for warning reporting
"""
if storage.bootloader and not storage.bootloader.skip_bootloader:
stage1 = storage.bootloader.stage1_device
if arch.is_x86() and not arch.is_efi() and stage1 and stage1.is_disk \
and getattr(stage1.format, "label_type", None) == "gpt":
missing = True
for part in [p for p in storage.partitions if p.disk == stage1]:
if part.format.type == "biosboot":
missing = False
break
if missing:
report_error(_("Your BIOS-based system needs a special "
"partition to boot from a GPT disk label. "
"To continue, please create a 1MiB "
"'biosboot' type partition."))
def verify_gpt_biosboot(storage, constraints, report_error, report_warning):
""" Verify that GPT boot disk on BIOS system has a BIOS boot partition.
:param storage: a storage to check
:param constraints: a dictionary of constraints
:param report_error: a function for error reporting
:param report_warning: a function for warning reporting
"""
if storage.bootloader and not storage.bootloader.skip_bootloader:
stage1 = storage.bootloader.stage1_device
if arch.is_x86() and not arch.is_efi() and stage1 and stage1.is_disk \
and getattr(stage1.format, "label_type", None) == "gpt":
missing = True
for part in [p for p in storage.partitions if p.disk == stage1]:
if part.format.type == "biosboot":
missing = False
break
if missing:
report_error(
_("Your BIOS-based system needs a special "
"partition to boot from a GPT disk label. "
"To continue, please create a 1MiB "
"'biosboot' type partition."))
def get_platform():
"""Check the architecture of the system and return an instance of a
Platform subclass to match. If the architecture could not be determined,
raise an exception."""
if arch.is_ppc():
ppc_machine = arch.get_ppc_machine()
if (ppc_machine == "PMac" and arch.get_ppc_mac_gen() == "NewWorld"):
return NewWorldPPC()
elif ppc_machine in ["iSeries", "pSeries"]:
return IPSeriesPPC()
elif ppc_machine == "PS3":
return PS3()
else:
raise SystemError("Unsupported PPC machine type: %s" % ppc_machine)
elif arch.is_s390():
return S390()
elif arch.is_efi():
if arch.is_mactel():
return MacEFI()
elif arch.is_aarch64():
return Aarch64EFI()
elif arch.is_arm():
return ArmEFI()
else:
return EFI()
elif arch.is_x86():
return X86()
elif arch.is_arm():
return ARM()
else:
raise SystemError("Could not determine system architecture.")
