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pack.py: Added machid validation on image flashing

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This change helps avoid flashing of unsupported
images. preventing from board being bricked.

Signed-off-by: Gokul Sriram Palanisamy <gokulsri@codeaurora.org>
Change-Id: I3b1ccfc76f40c3856de8fbb50131a2b329f6857d
This commit is contained in:
Saravanan Jaganathan 2020-05-06 17:20:57 +05:30 • committed by Gerrit - the friendly Code Review server
parent e0fdbf3dfb
commit dd897ce025
1 changed files with 20 additions and 5 deletions
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25
tools/pack.py
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@ -595,7 +595,6 @@ class Pack(object):
def __gen_flash_script_cdt(self, entries, partition, flinfo, script):
global ARCH_NAME
for section in entries:
machid = int(section.find(".//machid").text, 0)
machid = "%x" % machid
board = section.find(".//board").text
@ -940,7 +939,7 @@ class Pack(object):
return 1
def __gen_flash_script(self, script, flinfo, root):
def __gen_flash_script(self, script, flinfo, root, testmachid=False):
"""Generate the script to flash the images.
info -- ConfigParser object, containing image flashing info
@ -977,7 +976,23 @@ class Pack(object):
else:
parts_length = len(parts)
entries = root.findall(".//data[@type='MACH_ID_BOARD_MAP']/entry")
if testmachid:
machid_count = 0
for section in entries:
machid = int(section.find(".//machid").text, 0)
machid = "%x" % machid
machid_count = machid_count + 1
if machid_count == 1:
script.script.append('if test "$machid" = "%s" ' % machid)
else:
script.script.append('|| test "$machid" = "%s" ' % machid)
if machid_count >= 1:
script.script.append('; then\n')
script.script.append('echo \'machid : Validation success\'\n')
script.script.append('else\n')
script.script.append('echo \'machid : unknown, aborting upgrade\'\n')
script.script.append('exit 1\n')
script.script.append('fi\n')
first = False
section = None
part_index = 0
@ -1303,7 +1318,7 @@ class Pack(object):
diff_files = ""
file_exists = 1
ret = self.__gen_flash_script(script, flinfo, root)
ret = self.__gen_flash_script(script, flinfo, root, True)
if ret == 0:
return 0 #Stop packing this single-image
@ -1610,7 +1625,7 @@ class Pack(object):
self.partitions = mibib_qcn9000.get_parts()
script.append('if test "$machid" = "801000e" || test "$machid" = "801010e" || test "$machid" = "8010012" || test "$machid" = "8010013" || test "$machid" = "8010500"; then\n', fatal=False)
ret = self.__gen_flash_script(script, flinfo, root)
ret = self.__gen_flash_script(script, flinfo, root, True)
if ret == 0:
return 0 #Issue in packing hk+pine single-image