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wic: Add 512 Byte alignment to --offset

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Allows the --offset argument to use the "s" or "S" suffix to specify
that it is reporting the number of 512 byte sectors.

This is required for some SoCs where the mask ROM looks for an item at a
sector that isn't aligned to a 1KB boundary.

(From OE-Core rev: 938595d1dc4abaf5f7f3a7900add3f0492b805d0)

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Joshua Watt
2020-08-21 14:46:23 -05:00
committed by Richard Purdie
parent 5359b85610
commit 5fa3c3d2e3
3 changed files with 42 additions and 10 deletions
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8
scripts/lib/wic/plugins/imager/direct.py
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@@ -429,14 +429,14 @@ class PartitionedImage():
self.offset += align_sectors
if part.offset is not None:
offset = (part.offset * 1024) // self.sector_size
offset = part.offset // self.sector_size
if offset * self.sector_size != part.offset * 1024:
raise WicError("Could not place %s%s at offset %dK with sector size %d" % (part.disk, self.numpart, part.offset, self.sector_size))
if offset * self.sector_size != part.offset:
raise WicError("Could not place %s%s at offset %d with sector size %d" % (part.disk, self.numpart, part.offset, self.sector_size))
delta = offset - self.offset
if delta < 0:
raise WicError("Could not place %s%s at offset %dK: next free sector is %d (delta: %d)" % (part.disk, self.numpart, part.offset, self.offset, delta))
raise WicError("Could not place %s%s at offset %d: next free sector is %d (delta: %d)" % (part.disk, self.numpart, part.offset, self.offset, delta))
logger.debug("Skipping %d sectors to place %s%s at offset %dK",
delta, part.disk, self.numpart, part.offset)