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BaseTools: extend FFS alignment to 16M

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Current FFS only supports 64KiB alignment for data, Per PI 1.6
requirement, we extend FFS alignment to 16M.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Yonghong Zhu
2017-09-20 14:10:04 +08:00
parent 79777358cd
commit e921f58d44
12 changed files with 140 additions and 56 deletions
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9
BaseTools/Source/Python/GenFds/Fv.py
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@ -196,9 +196,12 @@ class FV (FvClassObject):
FvAlignmentValue = 1 << (ord (FvHeaderBuffer[0x2E]) & 0x1F)
# FvAlignmentValue is larger than or equal to 1K
if FvAlignmentValue >= 0x400:
if FvAlignmentValue >= 0x10000:
#The max alignment supported by FFS is 64K.
self.FvAlignment = "64K"
if FvAlignmentValue >= 0x100000:
#The max alignment supported by FFS is 16M.
if FvAlignmentValue >= 0x1000000:
self.FvAlignment = "16M"
else:
self.FvAlignment = str(FvAlignmentValue / 0x100000) + "M"
else:
self.FvAlignment = str (FvAlignmentValue / 0x400) + "K"
else: