Nolen Johnson
30df168f83
* We can't update boot.scr without updating the prebuilt BL33, which sucks. So, unconditionally flash. Change-Id: I9c4267d03e8743ca73ef86c4ead6e838dc98af6b
66 lines
2.3 KiB
Python
66 lines
2.3 KiB
Python
# Copyright (C) 2022-2024 The LineageOS Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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""" Custom OTA commands for nx devices """
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import common
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import re
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import os
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DTB_PART = '/dev/block/by-name/dtb'
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NX_FILES = '/mnt/vendor/hos_data'
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def FullOTA_Assertions(info):
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if 'RADIO/bl33.bin' in info.input_zip.namelist():
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CopyBlobs(info.input_zip, info.output_zip)
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AddBootloaderFlash(info, info.input_zip)
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else:
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AddBootloaderAssertion(info, info.input_zip)
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def IncrementalOTA_Assertions(info):
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FullOTA_Assertions(info)
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def CopyBlobs(input_zip, output_zip):
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for info in input_zip.infolist():
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f = info.filename
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if f.startswith("RADIO/") and (f.__len__() > len("RADIO/")):
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fn = f[6:]
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common.ZipWriteStr(output_zip, "firmware-update/" + fn, input_zip.read(f))
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def AddBootloaderAssertion(info, input_zip):
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android_info = input_zip.read("OTA/android-info.txt").decode('utf-8')
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m = re.search(r"require\s+version-bootloader\s*=\s*(\S+)", android_info)
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if m:
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bootloaders = m.group(1).split("|")
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if "*" not in bootloaders:
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info.script.AssertSomeBootloader(*bootloaders)
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def AddBootloaderFlash(info, input_zip):
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# flash bootloader files
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info.script.AppendExtra("""
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ui_print("Flashing updated bootloader for " + getprop(ro.hardware));
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run_program("/system/bin/mkdir", "-p", "{0}");
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run_program("/system/bin/mount", "/dev/block/by-name/hos_data", "{0}");
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package_extract_file("firmware-update/bl31.bin", "{0}/switchroot/android/bl31.bin");
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package_extract_file("firmware-update/bl33.bin", "{0}/switchroot/android/bl33.bin");
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package_extract_file("firmware-update/boot.scr", "{0}/switchroot/android/boot.scr");
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run_program("/system/bin/umount", "{0}");
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""".format(NX_FILES))
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# flash dtb
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info.script.AppendExtra("""
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package_extract_file("install/nx-plat.dtimg", "{0}");
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""".format(DTB_PART))
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