MetalMonday/me_cleaner
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add safety margin on truncation

Browse source 
It seems that Intel ME requires some data after the last valid byte, as
truncating the image just after the last byte does not work.
For now this "safety margin" has been set to 4 blocks (16 kB).
This commit is contained in:
Nicola Corna 2017-02-17 13:48:21 +01:00
parent 2987431acd
commit 250b2ec123
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
me_cleaner.py
View file

@ -24,6 +24,7 @@ from struct import pack, unpack
min_ftpr_offset = 0x400
spared_blocks = 4
unremovable_modules = ("BUP", "ROMP")
@ -469,9 +470,10 @@ if __name__ == "__main__":
ftpr_offset = new_ftpr_offset
end_addr = (end_addr // 0x1000 + 1) * 0x1000
end_addr += spared_blocks * 0x1000
print("The ME minimum size is {0} bytes ({0:#x} bytes)"
.format(end_addr - me_start))
print("The ME minimum size should be {0} bytes "
"({0:#x} bytes)".format(end_addr - me_start))
if me_start > 0:
print("The ME region can be reduced up to:\n"