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Updates for large disks

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- report logical and physical sector sizes
- be less strict about sector sizes
- align partitions on physical sector size
This commit is contained in:
Carl D. Roth
2016-07-22 13:33:00 -07:00
parent ff3bbf7bb8
commit a2a255ae06
1 changed files with 34 additions and 11 deletions
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45
packages/base/all/vendor-config-onl/src/python/onl/install/BaseInstall.py
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@@ -225,9 +225,28 @@ class Base:
devices = {}
def _u2s(sz, u):
"""Convert to units of logical sectors."""
bsz = sz * u
bsz = bsz + self.partedDevice.physicalSectorSize - 1
return bsz / self.partedDevice.physicalSectorSize
bsz = bsz + self.partedDevice.sectorSize - 1
return bsz / self.partedDevice.sectorSize
def _align(spos):
"""Align this sector number."""
sz = self.partedDevice.sectorSize
psz = self.partedDevice.physicalSectorSize
if type(psz) != int: return spos
if psz <= sz: return spos
if (psz % sz) != 0: return spos
if psz > 1048576: return spos
stride = psz / sz
off = spos % stride
off = stride - off
off = off % stride
spos += off
return spos
UNITS = {
'GiB' : 1024 * 1024 * 1024,
@@ -260,7 +279,7 @@ class Base:
part, sz)
return 1
start = nextBlock
start = _align(nextBlock)
end = start + cnt - 1
if end <= self.partedDevice.getLength():
self.log.info("Allocating %d sectors for %s",
@@ -526,15 +545,17 @@ class GrubInstaller(SubprocessMixin, Base):
self.log.info("disk is %s", self.partedDevice.path)
self.log.info("found %s partitions (bsz %s, lbsz %s)",
self.partedDisk.type,
self.partedDevice.sectorSize,
self.partedDevice.physicalSectorSize)
if self.partedDisk.type != 'gpt':
self.log.error("not a GPT partition table")
return 1
if self.partedDevice.sectorSize != 512:
self.log.error("invalid logical block size")
return 1
self.log.warn("invalid logical block size, expected 512")
if self.partedDevice.physicalSectorSize != 512:
self.log.error("invalid physical block size")
return 1
self.log.warn("invalid physical block size, expected 512")
self.log.info("found a disk with %d blocks",
self.partedDevice.getLength())
@@ -745,15 +766,17 @@ class UbootInstaller(SubprocessMixin, Base):
self.log.info("Installing to %s", self.device)
self.log.info("found %s partitions (bsz %s, lbsz %s)",
self.partedDisk.type,
self.partedDevice.sectorSize,
self.partedDevice.physicalSectorSize)
if self.partedDisk.type != 'msdos':
self.log.error("not an MSDOS partition table")
return 1
if self.partedDevice.sectorSize != 512:
self.log.error("invalid logical block size")
return 1
self.log.warn("invalid logical block size, expected 512")
if self.partedDevice.physicalSectorSize != 512:
self.log.error("invalid physical block size")
return 1
self.log.warn("invalid physical block size, expected 512")
self.log.info("found a disk with %d blocks",
self.partedDevice.getLength())